Merge branch 'master' into beta

# Conflicts:
#	Telegram/Telegram-iOS/en.lproj/Localizable.strings
#	submodules/ChatListUI/Sources/Node/ChatListNodeEntries.swift
#	submodules/ChatListUI/Sources/Node/ChatListStorageInfoItem.swift
#	submodules/TelegramCore/Sources/TelegramEngine/Peers/UpdateBotInfo.swift
#	submodules/TelegramUI/Sources/ChatMessageInteractiveFileNode.swift
#	submodules/TelegramUI/Sources/FetchVideoMediaResource.swift
#	submodules/TelegramUI/Sources/PeerInfo/PeerInfoHeaderNode.swift
#	versions.json

.gitlab-ci.yml

@@ -162,6 +162,9 @@ verify_beta_testflight:
 submit_appstore:
   tags:
     - deploy
+  only:
+    - beta
+    - hotfix
   stage: submit
   needs: []
   when: manual

Telegram/BUILD

@@ -2013,9 +2013,9 @@ xcodeproj(
         "Debug": {
             "//command_line_option:compilation_mode": "dbg",
         },
-        "Release": {
-            "//command_line_option:compilation_mode": "opt",
-        },
+        #"Release": {
+        #    "//command_line_option:compilation_mode": "opt",
+        #},
     },
     default_xcode_configuration = "Debug"
 

Telegram/NotificationService/Sources/NotificationService.swift

@@ -301,15 +301,43 @@ private func testAvatarImage(size: CGSize) -> UIImage? {
     return image
 }
 
-private func avatarRoundImage(size: CGSize, source: UIImage) -> UIImage? {
+private func avatarRoundImage(size: CGSize, source: UIImage, isStory: Bool) -> UIImage? {
     UIGraphicsBeginImageContextWithOptions(size, false, 0.0)
     let context = UIGraphicsGetCurrentContext()
 
-    context?.beginPath()
-    context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height))
-    context?.clip()
-
-    source.draw(in: CGRect(origin: CGPoint(), size: size))
+    if isStory {
+        let lineWidth: CGFloat = 2.0
+        context?.beginPath()
+        context?.addEllipse(in: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: size.width, height: size.height)).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
+        context?.clip()
+        
+        let colors: [CGColor] = [
+            UIColor(rgb: 0x34C76F).cgColor,
+            UIColor(rgb: 0x3DA1FD).cgColor
+        ]
+        var locations: [CGFloat] = [0.0, 1.0]
+        
+        let colorSpace = CGColorSpaceCreateDeviceRGB()
+        let gradient = CGGradient(colorsSpace: colorSpace, colors: colors as CFArray, locations: &locations)!
+        
+        context?.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
+        
+        context?.setBlendMode(.copy)
+        context?.fillEllipse(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: 2.0, dy: 2.0))
+        
+        context?.setBlendMode(.normal)
+        context?.beginPath()
+        context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height).insetBy(dx: 4.0, dy: 4.0))
+        context?.clip()
+        
+        source.draw(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: 4.0, dy: 4.0))
+    } else {
+        context?.beginPath()
+        context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height))
+        context?.clip()
+        
+        source.draw(in: CGRect(origin: CGPoint(), size: size))
+    }
 
     let image = UIGraphicsGetImageFromCurrentImageContext()
     UIGraphicsEndImageContext()
@@ -332,12 +360,16 @@ private let gradientColors: [NSArray] = [
     [UIColor(rgb: 0xd669ed).cgColor, UIColor(rgb: 0xe0a2f3).cgColor],
 ]
 
-private func avatarViewLettersImage(size: CGSize, peerId: PeerId, letters: [String]) -> UIImage? {
+private func avatarViewLettersImage(size: CGSize, peerId: PeerId, letters: [String], isStory: Bool) -> UIImage? {
     UIGraphicsBeginImageContextWithOptions(size, false, 2.0)
     let context = UIGraphicsGetCurrentContext()
 
     context?.beginPath()
-    context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height))
+    if isStory {
+        context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height).insetBy(dx: 4.0, dy: 4.0))
+    } else {
+        context?.addEllipse(in: CGRect(x: 0.0, y: 0.0, width: size.width, height: size.height))
+    }
     context?.clip()
 
     let colorIndex: Int
@@ -373,17 +405,38 @@ private func avatarViewLettersImage(size: CGSize, peerId: PeerId, letters: [Stri
         CTLineDraw(line, context)
     }
     context?.translateBy(x: -lineOrigin.x, y: -lineOrigin.y)
+    
+    if isStory {
+        context?.resetClip()
+        
+        let lineWidth: CGFloat = 2.0
+        context?.setLineWidth(lineWidth)
+        context?.addEllipse(in: CGRect(origin: CGPoint(x: size.width * 0.5, y: size.height * 0.5), size: CGSize(width: size.width, height: size.height)).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
+        context?.replacePathWithStrokedPath()
+        context?.clip()
+        
+        let colors: [CGColor] = [
+            UIColor(rgb: 0x34C76F).cgColor,
+            UIColor(rgb: 0x3DA1FD).cgColor
+        ]
+        var locations: [CGFloat] = [0.0, 1.0]
+        
+        let colorSpace = CGColorSpaceCreateDeviceRGB()
+        let gradient = CGGradient(colorsSpace: colorSpace, colors: colors as CFArray, locations: &locations)!
+        
+        context?.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
+    }
 
     let image = UIGraphicsGetImageFromCurrentImageContext()
     UIGraphicsEndImageContext()
     return image
 }
 
-private func avatarImage(path: String?, peerId: PeerId, letters: [String], size: CGSize) -> UIImage {
-    if let path = path, let image = UIImage(contentsOfFile: path), let roundImage = avatarRoundImage(size: size, source: image) {
+private func avatarImage(path: String?, peerId: PeerId, letters: [String], size: CGSize, isStory: Bool) -> UIImage {
+    if let path = path, let image = UIImage(contentsOfFile: path), let roundImage = avatarRoundImage(size: size, source: image, isStory: isStory) {
         return roundImage
     } else {
-        return avatarViewLettersImage(size: size, peerId: peerId, letters: letters)!
+        return avatarViewLettersImage(size: size, peerId: peerId, letters: letters, isStory: isStory)!
     }
 }
 
@@ -402,14 +455,15 @@ private func storeTemporaryImage(path: String) -> String {
 }
 
 @available(iOS 15.0, *)
-private func peerAvatar(mediaBox: MediaBox, accountPeerId: PeerId, peer: Peer) -> INImage? {
+private func peerAvatar(mediaBox: MediaBox, accountPeerId: PeerId, peer: Peer, isStory: Bool) -> INImage? {
     if let resource = smallestImageRepresentation(peer.profileImageRepresentations)?.resource, let path = mediaBox.completedResourcePath(resource) {
-        let cachedPath = mediaBox.cachedRepresentationPathForId(resource.id.stringRepresentation, representationId: "intents.png", keepDuration: .shortLived)
-        if let _ = fileSize(cachedPath) {
+        let cachedPath = mediaBox.cachedRepresentationPathForId(resource.id.stringRepresentation, representationId: "intents\(isStory ? "-story2" : "").png", keepDuration: .shortLived)
+        if let _ = fileSize(cachedPath), !"".isEmpty {
             return INImage(url: URL(fileURLWithPath: storeTemporaryImage(path: cachedPath)))
         } else {
-            let image = avatarImage(path: path, peerId: peer.id, letters: peer.displayLetters, size: CGSize(width: 50.0, height: 50.0))
+            let image = avatarImage(path: path, peerId: peer.id, letters: peer.displayLetters, size: CGSize(width: 50.0, height: 50.0), isStory: isStory)
             if let data = image.pngData() {
+                let _ = try? FileManager.default.removeItem(atPath: cachedPath)
                 let _ = try? data.write(to: URL(fileURLWithPath: cachedPath), options: .atomic)
             }
 
@@ -417,11 +471,11 @@ private func peerAvatar(mediaBox: MediaBox, accountPeerId: PeerId, peer: Peer) -
         }
     }
 
-    let cachedPath = mediaBox.cachedRepresentationPathForId("lettersAvatar2-\(peer.displayLetters.joined(separator: ","))", representationId: "intents.png", keepDuration: .shortLived)
+    let cachedPath = mediaBox.cachedRepresentationPathForId("lettersAvatar2-\(peer.displayLetters.joined(separator: ","))\(isStory ? "-story" : "")", representationId: "intents.png", keepDuration: .shortLived)
     if let _ = fileSize(cachedPath) {
         return INImage(url: URL(fileURLWithPath: storeTemporaryImage(path: cachedPath)))
     } else {
-        let image = avatarImage(path: nil, peerId: peer.id, letters: peer.displayLetters, size: CGSize(width: 50.0, height: 50.0))
+        let image = avatarImage(path: nil, peerId: peer.id, letters: peer.displayLetters, size: CGSize(width: 50.0, height: 50.0), isStory: isStory)
         if let data = image.pngData() {
             let _ = try? data.write(to: URL(fileURLWithPath: cachedPath), options: .atomic)
         }
@@ -468,9 +522,9 @@ private struct NotificationContent: CustomStringConvertible {
         return string
     }
 
-    mutating func addSenderInfo(mediaBox: MediaBox, accountPeerId: PeerId, peer: Peer, topicTitle: String?, contactIdentifier: String?) {
+    mutating func addSenderInfo(mediaBox: MediaBox, accountPeerId: PeerId, peer: Peer, topicTitle: String?, contactIdentifier: String?, isStory: Bool) {
         if #available(iOS 15.0, *) {
-            let image = peerAvatar(mediaBox: mediaBox, accountPeerId: accountPeerId, peer: peer)
+            let image = peerAvatar(mediaBox: mediaBox, accountPeerId: accountPeerId, peer: peer, isStory: isStory)
 
             self.senderImage = image
 
@@ -847,6 +901,7 @@ private final class NotificationServiceHandler {
 
                     var peerId: PeerId?
                     var messageId: MessageId.Id?
+                    var storyId: Int32?
                     var mediaAttachment: Media?
                     var downloadNotificationSound: (file: TelegramMediaFile, path: String, fileName: String)?
 
@@ -868,6 +923,9 @@ private final class NotificationServiceHandler {
                     if let messageIdString = payloadJson["msg_id"] as? String {
                         messageId = Int32(messageIdString)
                     }
+                    if let storyIdString = payloadJson["story_id"] as? String {
+                        storyId = Int32(storyIdString)
+                    }
 
                     if let fromIdString = payloadJson["from_id"] as? String {
                         if let userIdValue = Int64(fromIdString) {
@@ -917,7 +975,9 @@ private final class NotificationServiceHandler {
                     enum Action {
                         case logout
                         case poll(peerId: PeerId, content: NotificationContent, messageId: MessageId?)
+                        case pollStories(peerId: PeerId, content: NotificationContent, storyId: Int32)
                         case deleteMessage([MessageId])
+                        case readReactions([MessageId])
                         case readMessage(MessageId)
                         case call(CallData)
                     }
@@ -948,6 +1008,20 @@ private final class NotificationServiceHandler {
                                     action = .deleteMessage(messagesDeleted)
                                 }
                             }
+                        case "READ_REACTION":
+                            if let peerId {
+                                if let messageId = messageId {
+                                    action = .readReactions([MessageId(peerId: peerId, namespace: Namespaces.Message.Cloud, id: messageId)])
+                                } else if let messageIds = payloadJson["messages"] as? String {
+                                    var messages: [MessageId] = []
+                                    for messageId in messageIds.split(separator: ",") {
+                                        if let messageIdValue = Int32(messageId) {
+                                            messages.append(MessageId(peerId: peerId, namespace: Namespaces.Message.Cloud, id: messageIdValue))
+                                        }
+                                    }
+                                    action = .readReactions(messages)
+                                }
+                            }
                         case "READ_HISTORY":
                             if let peerId = peerId {
                                 if let messageIdString = payloadJson["max_id"] as? String {
@@ -989,6 +1063,10 @@ private final class NotificationServiceHandler {
                                 
                                 messageIdValue = MessageId(peerId: peerId, namespace: Namespaces.Message.Cloud, id: messageId)
                             }
+                            if let storyId = storyId {
+                                interactionAuthorId = peerId
+                                content.userInfo["story_id"] = "\(storyId)"
+                            }
 
                             if peerId.namespace == Namespaces.Peer.CloudUser {
                                 content.userInfo["from_id"] = "\(peerId.id._internalGetInt64Value())"
@@ -1060,7 +1138,12 @@ private final class NotificationServiceHandler {
                                 } else {
                                     content.category = category
                                 }
-
+                                
+                                if aps["r"] != nil || aps["react_emoji"] != nil {
+                                    content.category = "t"
+                                } else if payloadJson["r"] != nil || payloadJson["react_emoji"] != nil {
+                                    content.category = "t"
+                                }
 
                                 let _ = messageId
 
@@ -1087,7 +1170,11 @@ private final class NotificationServiceHandler {
                                 }
                             }*/
 
-                            action = .poll(peerId: peerId, content: content, messageId: messageIdValue)
+                            if let storyId {
+                                action = .pollStories(peerId: peerId, content: content, storyId: storyId)
+                            } else {
+                                action = .poll(peerId: peerId, content: content, messageId: messageIdValue)
+                            }
 
                             updateCurrentContent(content)
                         }
@@ -1194,6 +1281,7 @@ private final class NotificationServiceHandler {
                                                         let collectedData = Atomic<DataValue>(value: DataValue())
                                                         
                                                         return standaloneMultipartFetch(
+                                                            accountPeerId: stateManager.accountPeerId,
                                                             postbox: stateManager.postbox,
                                                             network: stateManager.network,
                                                             resource: resource,
@@ -1284,6 +1372,7 @@ private final class NotificationServiceHandler {
                                                     fetchNotificationSoundSignal = Signal { subscriber in
                                                         let collectedData = Atomic<Data>(value: Data())
                                                         return standaloneMultipartFetch(
+                                                            accountPeerId: stateManager.accountPeerId,
                                                             postbox: stateManager.postbox,
                                                             network: stateManager.network,
                                                             resource: resource,
@@ -1492,7 +1581,7 @@ private final class NotificationServiceHandler {
                                                     return true
                                                 })
                                                 
-                                                content.addSenderInfo(mediaBox: stateManager.postbox.mediaBox, accountPeerId: stateManager.accountPeerId, peer: peer, topicTitle: topicTitle, contactIdentifier: foundLocalId)
+                                                content.addSenderInfo(mediaBox: stateManager.postbox.mediaBox, accountPeerId: stateManager.accountPeerId, peer: peer, topicTitle: topicTitle, contactIdentifier: foundLocalId, isStory: false)
                                             }
                                         }
                                         
@@ -1527,6 +1616,253 @@ private final class NotificationServiceHandler {
                                     |> map { _ -> NotificationContent in }
                                 }
 
+                                var updatedContent = initialContent
+                                strongSelf.pollDisposable.set(pollWithUpdatedContent.start(next: { content in
+                                    updatedContent = content
+                                }, completed: {
+                                    pollCompletion(updatedContent)
+                                }))
+                            } else {
+                                completed()
+                            }
+                        case let .pollStories(peerId, initialContent, storyId):
+                            Logger.shared.log("NotificationService \(episode)", "Will poll stories for \(peerId)")
+                            if let stateManager = strongSelf.stateManager {
+                                let pollCompletion: (NotificationContent) -> Void = { content in
+                                    let content = content
+
+                                    queue.async {
+                                        guard let strongSelf = self, let stateManager = strongSelf.stateManager else {
+                                            let content = NotificationContent(isLockedMessage: isLockedMessage)
+                                            updateCurrentContent(content)
+                                            completed()
+                                            return
+                                        }
+                                        
+                                        var fetchStoriesSignal: Signal<Void, NoError> = .single(Void())
+                                        fetchStoriesSignal = _internal_pollPeerStories(postbox: stateManager.postbox, network: stateManager.network, accountPeerId: stateManager.accountPeerId, peerId: peerId)
+                                        |> map { _ -> Void in
+                                        }
+                                        |> then(
+                                            stateManager.postbox.transaction { transaction -> (MediaResourceReference, Int64?)? in
+                                                guard let state = transaction.getPeerStoryState(peerId: peerId)?.entry.get(Stories.PeerState.self) else {
+                                                    return nil
+                                                }
+                                                let firstUnseenItem = transaction.getStoryItems(peerId: peerId).first(where: { entry in
+                                                    return entry.id > state.maxReadId
+                                                })
+                                                guard let firstUnseenItem, firstUnseenItem.id == storyId else {
+                                                    return nil
+                                                }
+                                                guard let peer = transaction.getPeer(peerId).flatMap(PeerReference.init) else {
+                                                    return nil
+                                                }
+                                                
+                                                if let storyItem = transaction.getStory(id: StoryId(peerId: peerId, id: storyId))?.get(Stories.StoredItem.self), case let .item(item) = storyItem, let media = item.media {
+                                                    var resource: MediaResource?
+                                                    var fetchSize: Int64?
+                                                    if let image = media as? TelegramMediaImage {
+                                                        resource = largestImageRepresentation(image.representations)?.resource
+                                                    } else if let file = media as? TelegramMediaFile {
+                                                        resource = file.resource
+                                                        for attribute in file.attributes {
+                                                            if case let .Video(_, _, _, preloadSize) = attribute {
+                                                                fetchSize = preloadSize.flatMap(Int64.init)
+                                                            }
+                                                        }
+                                                    }
+                                                    
+                                                    guard let resource else {
+                                                        return nil
+                                                    }
+                                                    return (MediaResourceReference.media(media: .story(peer: peer, id: storyId, media: media), resource: resource), fetchSize)
+                                                }
+                                                
+                                                return nil
+                                            }
+                                            |> mapToSignal { resourceData -> Signal<Void, NoError> in
+                                                guard let (resource, _) = resourceData, let resourceValue = resource.resource as? TelegramMultipartFetchableResource else {
+                                                    return .single(Void())
+                                                }
+                                                
+                                                let intervals: Signal<[(Range<Int64>, MediaBoxFetchPriority)], NoError> = .single([(0 ..< Int64.max, MediaBoxFetchPriority.maximum)])
+                                                return Signal<Void, NoError> { subscriber in
+                                                    let collectedData = Atomic<Data>(value: Data())
+                                                    return standaloneMultipartFetch(
+                                                        accountPeerId: stateManager.accountPeerId,
+                                                        postbox: stateManager.postbox,
+                                                        network: stateManager.network,
+                                                        resource: resourceValue,
+                                                        datacenterId: resourceValue.datacenterId,
+                                                        size: nil,
+                                                        intervals: intervals,
+                                                        parameters: MediaResourceFetchParameters(
+                                                            tag: nil,
+                                                            info: resourceFetchInfo(reference: resource),
+                                                            location: .init(peerId: peerId, messageId: nil),
+                                                            contentType: .other,
+                                                            isRandomAccessAllowed: true
+                                                        ),
+                                                        encryptionKey: nil,
+                                                        decryptedSize: nil,
+                                                        continueInBackground: false,
+                                                        useMainConnection: true
+                                                    ).start(next: { result in
+                                                        switch result {
+                                                        case let .dataPart(_, data, _, _):
+                                                            let _ = collectedData.modify { current in
+                                                                var current = current
+                                                                current.append(data)
+                                                                return current
+                                                            }
+                                                        default:
+                                                            break
+                                                        }
+                                                    }, error: { _ in
+                                                        subscriber.putNext(Void())
+                                                        subscriber.putCompletion()
+                                                    }, completed: {
+                                                        stateManager.postbox.mediaBox.storeResourceData(resource.resource.id, data: collectedData.with({ $0 }))
+                                                        subscriber.putNext(Void())
+                                                        subscriber.putCompletion()
+                                                    })
+                                                }
+                                            }
+                                        )
+
+                                        let fetchMediaSignal: Signal<Data?, NoError> = .single(nil)
+                                        
+                                        var fetchNotificationSoundSignal: Signal<Data?, NoError> = .single(nil)
+                                        if let (downloadNotificationSound, _, _) = downloadNotificationSound {
+                                            var fetchResource: TelegramMultipartFetchableResource?
+                                            fetchResource = downloadNotificationSound.resource as? TelegramMultipartFetchableResource
+
+                                            if let resource = fetchResource {
+                                                if let path = strongSelf.stateManager?.postbox.mediaBox.completedResourcePath(resource), let data = try? Data(contentsOf: URL(fileURLWithPath: path)) {
+                                                    fetchNotificationSoundSignal = .single(data)
+                                                } else {
+                                                    let intervals: Signal<[(Range<Int64>, MediaBoxFetchPriority)], NoError> = .single([(0 ..< Int64.max, MediaBoxFetchPriority.maximum)])
+                                                    fetchNotificationSoundSignal = Signal { subscriber in
+                                                        let collectedData = Atomic<Data>(value: Data())
+                                                        return standaloneMultipartFetch(
+                                                            accountPeerId: stateManager.accountPeerId,
+                                                            postbox: stateManager.postbox,
+                                                            network: stateManager.network,
+                                                            resource: resource,
+                                                            datacenterId: resource.datacenterId,
+                                                            size: nil,
+                                                            intervals: intervals,
+                                                            parameters: MediaResourceFetchParameters(
+                                                                tag: nil,
+                                                                info: resourceFetchInfo(resource: resource),
+                                                                location: nil,
+                                                                contentType: .other,
+                                                                isRandomAccessAllowed: true
+                                                            ),
+                                                            encryptionKey: nil,
+                                                            decryptedSize: nil,
+                                                            continueInBackground: false,
+                                                            useMainConnection: true
+                                                        ).start(next: { result in
+                                                            switch result {
+                                                            case let .dataPart(_, data, _, _):
+                                                                let _ = collectedData.modify { current in
+                                                                    var current = current
+                                                                    current.append(data)
+                                                                    return current
+                                                                }
+                                                            default:
+                                                                break
+                                                            }
+                                                        }, error: { _ in
+                                                            subscriber.putNext(nil)
+                                                            subscriber.putCompletion()
+                                                        }, completed: {
+                                                            subscriber.putNext(collectedData.with({ $0 }))
+                                                            subscriber.putCompletion()
+                                                        })
+                                                    }
+                                                }
+                                            }
+                                        }
+
+                                        Logger.shared.log("NotificationService \(episode)", "Will fetch media")
+                                        let _ = (combineLatest(queue: queue,
+                                            fetchMediaSignal
+                                            |> timeout(10.0, queue: queue, alternate: .single(nil)),
+                                            fetchNotificationSoundSignal
+                                            |> timeout(10.0, queue: queue, alternate: .single(nil)),
+                                            fetchStoriesSignal
+                                            |> timeout(10.0, queue: queue, alternate: .single(Void()))
+                                        )
+                                        |> deliverOn(queue)).start(next: { mediaData, notificationSoundData, _ in
+                                            guard let strongSelf = self, let _ = strongSelf.stateManager else {
+                                                completed()
+                                                return
+                                            }
+
+                                            Logger.shared.log("NotificationService \(episode)", "Did fetch media \(mediaData == nil ? "Non-empty" : "Empty")")
+                                            
+                                            if let notificationSoundData = notificationSoundData {
+                                                Logger.shared.log("NotificationService \(episode)", "Did fetch notificationSoundData")
+                                                
+                                                if let (_, filePath, _) = downloadNotificationSound {
+                                                    let _ = try? notificationSoundData.write(to: URL(fileURLWithPath: filePath))
+                                                }
+                                            }
+
+                                            Logger.shared.log("NotificationService \(episode)", "Updating content to \(content)")
+
+                                            updateCurrentContent(content)
+
+                                            completed()
+                                        })
+                                    }
+                                }
+
+                                let pollSignal: Signal<Never, NoError>
+                                pollSignal = .complete()
+                                
+                                stateManager.network.shouldKeepConnection.set(.single(true))
+
+                                let pollWithUpdatedContent: Signal<NotificationContent, NoError>
+                                if interactionAuthorId != nil || messageId != nil {
+                                    pollWithUpdatedContent = stateManager.postbox.transaction { transaction -> NotificationContent in
+                                        var content = initialContent
+                                        
+                                        if let interactionAuthorId = interactionAuthorId {
+                                            if inAppNotificationSettings.displayNameOnLockscreen, let peer = transaction.getPeer(interactionAuthorId) {
+                                                var foundLocalId: String?
+                                                transaction.enumerateDeviceContactImportInfoItems({ _, value in
+                                                    if let value = value as? TelegramDeviceContactImportedData {
+                                                        switch value {
+                                                        case let .imported(data, _, peerId):
+                                                            if peerId == interactionAuthorId {
+                                                                foundLocalId = data.localIdentifiers.first
+                                                                return false
+                                                            }
+                                                        default:
+                                                            break
+                                                        }
+                                                    }
+                                                    return true
+                                                })
+                                                
+                                                content.addSenderInfo(mediaBox: stateManager.postbox.mediaBox, accountPeerId: stateManager.accountPeerId, peer: peer, topicTitle: topicTitle, contactIdentifier: foundLocalId, isStory: false)
+                                            }
+                                        }
+
+                                        return content
+                                    }
+                                    |> then(
+                                        pollSignal
+                                        |> map { _ -> NotificationContent in }
+                                    )
+                                } else {
+                                    pollWithUpdatedContent = pollSignal
+                                    |> map { _ -> NotificationContent in }
+                                }
+
                                 var updatedContent = initialContent
                                 strongSelf.pollDisposable.set(pollWithUpdatedContent.start(next: { content in
                                     updatedContent = content
@@ -1588,6 +1924,45 @@ private final class NotificationServiceHandler {
                                     }
                                 })
                             })
+                        case let .readReactions(ids):
+                            Logger.shared.log("NotificationService \(episode)", "Will read reactions \(ids)")
+                            UNUserNotificationCenter.current().getDeliveredNotifications(completionHandler: { notifications in
+                                var removeIdentifiers: [String] = []
+                                for notification in notifications {
+                                    if notification.request.content.categoryIdentifier != "t" {
+                                        continue
+                                    }
+                                    if let peerIdString = notification.request.content.userInfo["peerId"] as? String, let peerIdValue = Int64(peerIdString), let messageIdString = notification.request.content.userInfo["msg_id"] as? String, let messageIdValue = Int32(messageIdString) {
+                                        for id in ids {
+                                            if PeerId(peerIdValue) == id.peerId && messageIdValue == id.id {
+                                                removeIdentifiers.append(notification.request.identifier)
+                                            }
+                                        }
+                                    }
+                                }
+                                
+                                let completeRemoval: () -> Void = {
+                                    guard let strongSelf = self else {
+                                        return
+                                    }
+                                    var content = NotificationContent(isLockedMessage: nil)
+                                    Logger.shared.log("NotificationService \(episode)", "Updating content to \(content)")
+                                    
+                                    updateCurrentContent(content)
+                                    
+                                    completed()
+                                }
+                                
+                                if !removeIdentifiers.isEmpty {
+                                    Logger.shared.log("NotificationService \(episode)", "Will try to remove \(removeIdentifiers.count) notifications")
+                                    UNUserNotificationCenter.current().removeDeliveredNotifications(withIdentifiers: removeIdentifiers)
+                                    queue.after(1.0, {
+                                        completeRemoval()
+                                    })
+                                } else {
+                                    completeRemoval()
+                                }
+                            })
                         case let .readMessage(id):
                             Logger.shared.log("NotificationService \(episode)", "Will read message \(id)")
                             let _ = (stateManager.postbox.transaction { transaction -> Void in

Telegram/SiriIntents/IntentMessages.swift

@@ -36,7 +36,11 @@ func unreadMessages(account: Account) -> Signal<[INMessage], NoError> {
     |> mapToSignal { view -> Signal<[INMessage], NoError> in
         var signals: [Signal<[INMessage], NoError>] = []
         for entry in view.0.entries {
-            if case let .MessageEntry(index, _, readState, isMuted, _, _, _, _, _, _, _, _, _) = entry {
+            if case let .MessageEntry(entryData) = entry {
+                let index = entryData.index
+                let readState = entryData.readState
+                let isMuted = entryData.isRemovedFromTotalUnreadCount
+                
                 if index.messageIndex.id.peerId.namespace != Namespaces.Peer.CloudUser {
                     continue
                 }

Telegram/Telegram-iOS/Application.swift

@@ -1,5 +1,7 @@
 import UIKit
 
 @objc(Application) class Application: UIApplication {
-    
+    override func sendEvent(_ event: UIEvent) {
+        super.sendEvent(event)
+    }
 }

Telegram/Telegram-iOS/en.lproj/Localizable.strings

@@ -263,6 +263,12 @@
 
 "PUSH_CHAT_REQ_JOINED" = "%2$@|%1$@ was accepted into the group";
 
+"PUSH_STORY_NOTEXT" = "%1$@|posted a story";
+"PUSH_MESSAGE_STORY" = "%1$@|shared a story with you";
+"PUSH_MESSAGE_STORY_MENTION" = "%1$@|mentioned you in a story";
+"PUSH_CHANNEL_MESSAGE_STORY" = "%1$@|shared a story";
+"PUSH_CHAT_MESSAGE_STORY" = "%2$@|%1$@ shared a story to the group";
+
 "LOCAL_MESSAGE_FWDS" = "%1$@ forwarded you %2$d messages";
 "LOCAL_CHANNEL_MESSAGE_FWDS" = "%1$@ posted %2$d forwarded messages";
 "LOCAL_CHAT_MESSAGE_FWDS" = "%1$@ forwarded %2$d messages";
@@ -963,6 +969,8 @@
 "PrivacySettings.LastSeenContactsMinus" = "My Contacts (-%@)";
 "PrivacySettings.LastSeenContactsMinusPlus" = "My Contacts (-%@, +%@)";
 "PrivacySettings.LastSeenNobodyPlus" = "Nobody (+%@)";
+"PrivacySettings.LastSeenCloseFriendsPlus" = "Close Friends (+%@)";
+"PrivacySettings.LastSeenCloseFriends" = "Close Friends";
 
 "PrivacySettings.SecurityTitle" = "SECURITY";
 
@@ -2054,6 +2062,7 @@
 
 "StickerPack.Share" = "Share";
 "StickerPack.Send" = "Send Sticker";
+"StickerPack.AddSticker" = "Add Sticker";
 
 "StickerPack.RemoveStickerCount_1" = "Remove 1 Sticker";
 "StickerPack.RemoveStickerCount_2" = "Remove 2 Stickers";
@@ -5823,6 +5832,8 @@ Sorry for the inconvenience.";
 "VoiceChat.Audio" = "audio";
 "VoiceChat.Leave" = "leave";
 
+"LiveStream.Expand" = "expand";
+
 "VoiceChat.SpeakPermissionEveryone" = "New participants can speak";
 "VoiceChat.SpeakPermissionAdmin" = "New paricipants are muted";
 "VoiceChat.Share" = "Share Invite Link";
@@ -5959,7 +5970,9 @@ Sorry for the inconvenience.";
 "LiveStream.RecordingInProgress" = "Live stream is being recorded";
 
 "VoiceChat.StopRecordingTitle" = "Stop Recording?";
-"VoiceChat.StopRecordingStop" = "Stop";
+"VoiceChat.StopRecordingStop" = "Stop Recording";
+
+"LiveStream.StopLiveStream" = "Stop Live Stream";
 
 "VoiceChat.RecordingSaved" = "Audio saved to **Saved Messages**.";
 
@@ -6899,7 +6912,7 @@ Sorry for the inconvenience.";
 
 "SponsoredMessageMenu.Info" = "What are sponsored\nmessages?";
 "SponsoredMessageInfoScreen.Title" = "What are sponsored messages?";
-"SponsoredMessageInfoScreen.Text" = "Unlike other apps, Telegram never uses your private data to target ads. You are seeing this message only because someone chose this public one-to many channel as a space to promote their messages. This means that no user data is mined or analyzed to display ads, and every user viewing a channel on Telegram sees the same sponsored message.\n\nUnline other apps, Telegram doesn't track whether you tapped on a sponsored message and doesn't profile you based on your activity. We also prevent external links in sponsored messages to ensure that third parties can't spy on our users. We believe that everyone has the right to privacy, and technological platforms should respect that.\n\nTelegram offers free and unlimited service to hundreds of millions of users, which involves significant server and traffic costs. In order to remain independent and stay true to its values, Telegram developed a paid tool to promote messages with user privacy in mind. We welcome responsible adverticers at:\n[url]\nAds should no longer be synonymous with abuse of user privacy. Let us redefine how a tech compony should operate — together.";
+"SponsoredMessageInfoScreen.MarkdownText" = "Unlike other apps, Telegram never uses your private data to target ads. [Learn more in the Privacy Policy](https://telegram.org/privacy#5-6-no-ads-based-on-user-data)\nYou are seeing this message only because someone chose this public one-to many channel as a space to promote their messages. This means that no user data is mined or analyzed to display ads, and every user viewing a channel on Telegram sees the same sponsored message.\n\nUnline other apps, Telegram doesn't track whether you tapped on a sponsored message and doesn't profile you based on your activity. We also prevent external links in sponsored messages to ensure that third parties can't spy on our users. We believe that everyone has the right to privacy, and technological platforms should respect that.\n\nTelegram offers free and unlimited service to hundreds of millions of users, which involves significant server and traffic costs. In order to remain independent and stay true to its values, Telegram developed a paid tool to promote messages with user privacy in mind. We welcome responsible adverticers at:\n[url]\nAds should no longer be synonymous with abuse of user privacy. Let us redefine how a tech compony should operate — together.";
 "SponsoredMessageInfo.Action" = "Learn More";
 "SponsoredMessageInfo.Url" = "https://telegram.org/ads";
 
@@ -7078,6 +7091,7 @@ Sorry for the inconvenience.";
 "Time.HoursAgo_many" = "%@ hours ago";
 "Time.HoursAgo_0" = "%@ hours ago";
 "Time.AtDate" = "%@";
+"Time.AtPreciseDate" = "%@ at %@";
 
 "Stickers.ShowMore" = "Show More";
 
@@ -7420,6 +7434,7 @@ Sorry for the inconvenience.";
 "LiveStream.NoViewers" = "No viewers";
 "LiveStream.ViewerCount_1" = "1 viewer";
 "LiveStream.ViewerCount_any" = "%@ viewers";
+"LiveStream.Watching" = "watching";
 
 "LiveStream.NoSignalAdminText" = "Oops! Telegram doesn't see any stream\ncoming from your streaming app.\n\nPlease make sure you entered the right Server\nURL and Stream Key in your app.";
 "LiveStream.NoSignalUserText" = "%@ is currently not broadcasting live\nstream data to Telegram.";
@@ -7536,6 +7551,7 @@ Sorry for the inconvenience.";
 "PeerInfo.AutoDeleteSettingOther" = "Other...";
 "PeerInfo.AutoDeleteDisable" = "Disable";
 "PeerInfo.AutoDeleteInfo" = "Automatically delete messages sent in this chat after a certain period of time.";
+"PeerInfo.ChannelAutoDeleteInfo" = "Automatically delete messages sent in this channel after a certain period of time.";
 
 "PeerInfo.ClearMessages" = "Clear Messages";
 "PeerInfo.ClearConfirmationUser" = "Are you sure you want to delete all messages with %@?";
@@ -9106,11 +9122,6 @@ Sorry for the inconvenience.";
 "Wallpaper.ApplyForAll" = "Apply For All Chats";
 "Wallpaper.ApplyForChat" = "Apply For This Chat";
 
-"ChatList.ChatFolderUpdateCount_1" = "1 new chat";
-"ChatList.ChatFolderUpdateCount_any" = "%d new chats";
-"ChatList.ChatFolderUpdateHintTitle" = "You can join %@";
-"ChatList.ChatFolderUpdateHintText" = "Tap here to view them";
-
 "Premium.MaxSharedFolderMembershipText" = "You can only add **%1$@** shareable folders. Upgrade to **Telegram Premium** to increase this limit up to **%2$@**.";
 "Premium.MaxSharedFolderMembershipNoPremiumText" = "You can only add **%1$@** shareable folders. We are working to let you increase this limit in the future.";
 "Premium.MaxSharedFolderMembershipFinalText" = "Sorry, you can only add **%1$@** shareable folders.";
@@ -9342,3 +9353,240 @@ Sorry for the inconvenience.";
 
 "ChatList.PremiumRestoreDiscountTitle" = "Get Premium back with up to %@ off";
 "ChatList.PremiumRestoreDiscountText" = "Your Telegram Premium has recently expired. Tap here to extend it.";
+
+"Notification.LockScreenReactionPlaceholder" = "Reaction";
+
+"UserInfo.BotNamePlaceholder" = "Bot Name";
+
+"ChatList.PremiumRestoreDiscountTitle" = "Get Premium back with up to %@ off";
+"ChatList.PremiumRestoreDiscountText" = "Your Telegram Premium has recently expired. Tap here to extend it.";
+
+"Login.ErrorAppOutdated" = "Please update Telegram to the latest version to log in.";
+
+"Login.GetCodeViaFragment" = "Get a code via Fragment";
+
+"Privacy.Bio" = "Bio";
+"Privacy.Bio.WhoCanSeeMyBio" = "WHO CAN SEE MY BIO";
+"Privacy.Bio.CustomHelp" = "You can restrict who can see your profile bio with granular precision.";
+"Privacy.Bio.AlwaysShareWith.Title" = "Always Share With";
+"Privacy.Bio.NeverShareWith.Title" = "Never Share With";
+
+"Conversation.OpenLink" = "OPEN LINK";
+
+"Paint.Flip" = "Flip";
+
+"Message.ForwardedStoryShort" = "Forwarded Story\nFrom: %@";
+"Message.ForwardedExpiredStoryShort" = "Expired Story\nFrom: %@";
+
+"Conversation.StoryForwardTooltip.Chat.One" = "Story forwarded to **%@**";
+"Conversation.StoryForwardTooltip.TwoChats.One" = "Story forwarded to to **%@** and **%@**";
+"Conversation.StoryForwardTooltip.ManyChats.One" = "Story forwarded to to **%@** and %@ others";
+"Conversation.StoryForwardTooltip.SavedMessages.One" = "Story forwarded to to **Saved Messages**";
+
+"Conversation.StoryMentionTextOutgoing" = "You mentioned %@\nin a story";
+"Conversation.StoryMentionTextIncoming" = "%@ mentioned you\nin a story";
+"Conversation.StoryExpiredMentionTextOutgoing" = "The story where you mentioned %@\n is no longer available";
+"Conversation.StoryExpiredMentionTextIncoming" = "The story you were mentioned in\nis no longer available";
+
+"ChatList.ArchiveStoryCount_1" = "1 story";
+"ChatList.ArchiveStoryCount_any" = "%d stories";
+
+"Notification.Story" = "Story";
+
+"ChatList.StoryFeedTooltip" = "Tap above to view updates\nfrom %@";
+
+"StoryFeed.ContextAddStory" = "Add Story";
+"StoryFeed.ContextSavedStories" = "Saved Stories";
+"StoryFeed.ContextArchivedStories" = "Archived Stories";
+"StoryFeed.ContextOpenChat" = "Send Message";
+"StoryFeed.ContextOpenProfile" = "View Profile";
+"StoryFeed.ContextNotifyOn" = "Notify About Stories";
+"StoryFeed.ContextNotifyOff" = "Do Not Notify About Stories";
+"StoryFeed.ContextArchive" = "Hide Stories";
+"StoryFeed.ContextUnarchive" = "Unhide Stories";
+
+"StoryFeed.TooltipNotifyOn" = "You will now get a notification whenever **%@** posts a story.";
+"StoryFeed.TooltipNotifyOff" = "You will no longer receive a notification when **%@** posts a story.";
+"StoryFeed.TooltipArchive" = "Stories from **%@** will now be shown in Archived Chats.";
+"StoryFeed.TooltipUnarchive" = "Stories from **%@** will now be shown in Chats.";
+
+"ChatList.Archive.ContextSettings" = "Archive Settings";
+"ChatList.Archive.ContextInfo" = "How Does It Work?";
+"ChatList.ContextSelectChats" = "Select Chats";
+
+"StoryFeed.TooltipPremiumPosting" = "Posting stories is currently available only\nto subscribers of [Telegram Premium]().";
+"StoryFeed.TooltipStoryLimitValue_1" = "1 story";
+"StoryFeed.TooltipStoryLimitValue_any" = "%d stories";
+"StoryFeed.TooltipStoryLimit" = "You can't post more than **%@** stories in **24 hours**.";
+
+"StoryFeed.MyStory" = "My Story";
+"StoryFeed.MyUploading" = "Uploading...";
+
+"MediaPicker.AddImage" = "Add Image";
+
+"Premium.Stories" = "Story Posting";
+"Premium.StoriesInfo" = "Be one of the first to share your stories with your contacts or an unlimited audience.";
+"Premium.Stories.Proceed" = "Unlock Story Posting";
+
+"AutoDownloadSettings.OnForContacts" = "On for contacts";
+
+"AutoDownloadSettings.StoriesSectionHeader" = "AUTO-DOWNLOAD STORIES";
+"AutoDownloadSettings.StoriesArchivedContacts" = "Archived Contacts";
+
+"AutoDownloadSettings.StoriesTitle" = "Stories";
+
+"Notifications.TopChats" = "Top 5";
+"Notifications.Stories" = "Stories";
+
+"Settings.MyStories" = "My Stories";
+"Settings.StoriesArchive" = "Stories Archive";
+
+"ArchiveSettings.Title" = "Archive Settings";
+
+"ArchiveSettings.UnmutedChatsHeader" = "UNMUTED CHATS";
+"ArchiveSettings.UnmutedChatsFooter" = "Keep archived chats in the Archive even if they are unmuted and get a new message.";
+"ArchiveSettings.FolderChatsHeader" = "CHATS FROM FOLDERS";
+"ArchiveSettings.FolderChatsFooter" = "Keep archived chats from folders in the Archive even if they are unmuted and get a new message.";
+
+"ArchiveSettings.UnknownChatsHeader" = "NEW CHATS FROM UNKNOWN USERS";
+"ArchiveSettings.UnknownChatsFooter" = "Automatically archive and mute new private chats, groups and channels from non-contacts.";
+
+"ArchiveSettings.KeepArchived" = "Always Keep Archived";
+"ArchiveSettings.TooltipPremiumRequired" = "This setting is available only to the subscribers of [Telegram Premium]().";
+
+"NotificationSettings.Stories.ShowAll" = "Show All Notifications";
+"NotificationSettings.Stories.ShowImportant" = "Show Important Notifications";
+"NotificationSettings.Stories.ShowImportantFooter" = "Always on for top 5 contacts.";
+"NotificationSettings.Stories.DisplayAuthorName" = "Display Author Name";
+
+"NotificationSettings.Stories.AutomaticValue" = "%@ (automatic)";
+"NotificationSettings.Stories.CompactShowName" = "Show name";
+"NotificationSettings.Stories.CompactHideName" = "Hide name";
+
+"Notifications.StoriesTitle" = "Stories";
+
+"Message.Story" = "Story";
+
+"Notification.Exceptions.StoriesHeader" = "STORY NOTIFICATIONS";
+"Notification.Exceptions.StoriesDisplayAuthorName" = "DISPLAY AUTHOR NAME";
+
+"StorageManagement.SectionStories" = "Stories";
+
+"PeerInfo.PaneStories" = "Stories";
+
+"Story.TooltipExpired" = "This story is no longer available";
+
+"Chat.ReplyExpiredStory" = "Expired story";
+"Chat.ReplyStory" = "Story";
+
+"Chat.StoryMentionAction" = "View Story";
+
+"StoryList.ContextSaveToGallery" = "Save to Gallery";
+"StoryList.ContextShowArchive" = "Show Archive";
+
+"StoryList.TooltipStoriesDeleted_1" = "1 story deleted.";
+"StoryList.TooltipStoriesDeleted_any" = "%d stories deleted.";
+
+"Story.TooltipSaving" = "Saving";
+"Story.TooltipSaved" = "Saved";
+
+"StoryList.SaveToProfile" = "Save to Profile";
+"StoryList.TooltipStoriesSavedToProfile_1" = "Story saved to your profile";
+"StoryList.TooltipStoriesSavedToProfile_any" = "%d stories saved to your profile.";
+"StoryList.TooltipStoriesSavedToProfileText" = "Saved stories can be viewed by others on your profile until you remove them.";
+
+"StoryList.TitleSaved" = "My Stories";
+"StoryList.TitleArchive" = "Stories Archive";
+"StoryList.SubtitleSelected_1" = "1 story selected";
+"StoryList.SubtitleSelected_any" = "%d stories selected";
+
+"StoryList.SubtitleSaved_1" = "1 saved story";
+"StoryList.SubtitleSaved_any" = "%d saved stories";
+
+"StoryList.SubtitleCount_1" = "1 story";
+"StoryList.SubtitleCount_any" = "%d stories";
+
+"StoryList.ArchiveDescription" = "Only you can see archived stories unless you choose to save them to your profile.";
+
+"StoryList.SavedEmptyState.Title" = "No saved stories";
+"StoryList.SavedEmptyState.Text" = "Open the Archive to select stories you\nwant to be displayed in your profile.";
+"StoryList.ArchivedEmptyState.Title" = "No Archived Stories";
+"StoryList.ArchivedEmptyState.Text" = "Upload a new story to view it here";
+"StoryList.SavedEmptyAction" = "Open Archive";
+
+"ArchiveInfo.Title" = "This is Your Archive";
+
+"ArchiveInfo.TextKeepArchivedUnmuted" = "Archived chats will remain in the Archive when you receive a new message. [Tap to change >]()";
+"ArchiveInfo.TextKeepArchivedDefault" = "When you receive a new message, muted chats will remain in the Archive, while unmuted chats will be moved to Chats. [Tap to change >]()";
+
+"ArchiveInfo.ChatsTitle" = "Archived Chats";
+"ArchiveInfo.ChatsText" = "Move any chat into your Archive and back by swiping on it.";
+"ArchiveInfo.HideTitle" = "Hiding Archive";
+"ArchiveInfo.HideText" = "Hide the Archive from your Main screen by swiping on it.";
+"ArchiveInfo.StoriesTitle" = "Stories";
+"ArchiveInfo.StoriesText" = "Archive Stories from your contacts separately from chats with them.";
+"ArchiveInfo.CloseAction" = "Got it";
+
+"Story.HeaderYourStory" = "Your story";
+"Story.HeaderEdited" = "edited";
+"Story.CaptionShowMore" = "Show more";
+
+"Story.UnsupportedText" = "This story is not supported by\nyour version of Telegram.";
+"Story.UnsupportedAction" = "Update Telegram";
+
+"Story.ScreenshotBlockedTitle" = "Screenshot Blocked";
+"Story.ScreenshotBlockedText" = "The story you tried to take a\nscreenshot of is protected from\ncopying by its creator.";
+
+"Story.Footer.NoViews" = "No views";
+"Story.Footer.Views_1" = "1 view";
+"Story.Footer.Views_any" = "%d views";
+
+"Story.Footer.Uploading" = "Uploading...";
+
+"Story.FooterReplyUnavailable" = "You can't reply to this story";
+"Story.InputPlaceholderReplyPrivately" = "Reply Privately...";
+
+"Story.ContextDeleteStory" = "Delete Story";
+
+"Story.TooltipPrivacyCloseFriendsMy" = "Only people from your close friends list will see this story.";
+"Story.TooltipPrivacyCloseFriends" = "You are seeing this story because you have\nbeen added to %@'s list of close friends.";
+
+"Story.ToastViewInChat" = "View in Chat";
+"Story.ToastReactionSent" = "Reaction Sent.";
+
+"Story.PrivacyTooltipContacts" = "This story is shown to all your contacts.";
+"Story.PrivacyTooltipCloseFriends" = "This story is shown to your close friends.";
+"Story.PrivacyTooltipSelectedContacts" = "This story is shown to selected contacts.";
+"Story.PrivacyTooltipNobody" = "This story is shown only to you.";
+"Story.PrivacyTooltipEveryone" = "This story is shown to everyone.";
+
+"Story.ContextPrivacy.LabelCloseFriends" = "Close Friends";
+"Story.ContextPrivacy.LabelContactsExcept" = "Contacts (-%@)";
+"Story.ContextPrivacy.LabelContacts" = "Contacts";
+"Story.ContextPrivacy.LabelOnlySelected_1" = "1 Person";
+"Story.ContextPrivacy.LabelOnlySelected_any" = "%d People";
+"Story.ContextPrivacy.LabelOnlyMe" = "Only Me";
+"Story.ContextPrivacy.LabelEveryone" = "Everyone";
+"Story.Context.Privacy" = "Who Can See";
+"Story.Context.Edit" = "Edit Story";
+"Story.Context.SaveToProfile" = "Save to Profile";
+"Story.Context.RemoveFromProfile" = "Remove from Profile";
+"Story.ToastRemovedFromProfileText" = "Story removed from your profile";
+"Story.ToastSavedToProfileTitle" = "Story saved to your profile";
+"Story.ToastSavedToProfileText" = "Saved stories can be viewed by others on your profile until you remove them.";
+"Story.Context.SaveToGallery" = "Save to Gallery";
+"Story.Context.CopyLink" = "Copy Link";
+"Story.ToastLinkCopied" = "Link copied.";
+"Story.Context.Share" = "Share";
+"Story.Context.Report" = "Report";
+
+"Story.Context.EmbeddedStickersValue_1" = "1 pack";
+"Story.Context.EmbeddedStickersValue_any" = "%d packs";
+"Story.Context.EmbeddedStickers" = "This story contains stickers from [%@]().";
+"Story.Context.EmbeddedEmojiPack" = "This story contains\n#[%@]() emoji.";
+"Story.Context.EmbeddedStickerPack" = "This story contains\n#[%@]() stickers.";
+
+"Story.TooltipVideoHasNoSound" = "This video has no sound";
+
+"Story.TooltipMessageScheduled" = "Message Scheduled";
+"Story.TooltipMessageSent" = "Message Sent";

submodules/AccountContext/BUILD

@@ -20,7 +20,6 @@ swift_library(
         "//submodules/Postbox:Postbox",
         "//submodules/TelegramCore:TelegramCore",
         "//submodules/MusicAlbumArtResources:MusicAlbumArtResources",
-        "//submodules/MeshAnimationCache:MeshAnimationCache",
         "//submodules/Utils/RangeSet:RangeSet",
         "//submodules/InAppPurchaseManager:InAppPurchaseManager",
         "//submodules/TextFormat:TextFormat",

submodules/AccountContext/Sources/AccountContext.swift

@@ -10,10 +10,10 @@ import AsyncDisplayKit
 import Display
 import DeviceLocationManager
 import TemporaryCachedPeerDataManager
-import MeshAnimationCache
 import InAppPurchaseManager
 import AnimationCache
 import MultiAnimationRenderer
+import Photos
 
 public final class TelegramApplicationOpenUrlCompletion {
     public let completion: (Bool) -> Void
@@ -299,6 +299,7 @@ public enum ResolvedUrl {
     case invoice(slug: String, invoice: TelegramMediaInvoice?)
     case premiumOffer(reference: String?)
     case chatFolder(slug: String)
+    case story(peerId: PeerId, id: Int32)
 }
 
 public enum NavigateToChatKeepStack {
@@ -465,8 +466,9 @@ public final class NavigateToChatControllerParams {
     public let changeColors: Bool
     public let setupController: (ChatController) -> Void
     public let completion: (ChatController) -> Void
+    public let pushController: ((ChatController, Bool, @escaping () -> Void) -> Void)?
     
-    public init(navigationController: NavigationController, chatController: ChatController? = nil, context: AccountContext, chatLocation: Location, chatLocationContextHolder: Atomic<ChatLocationContextHolder?> = Atomic<ChatLocationContextHolder?>(value: nil), subject: ChatControllerSubject? = nil, botStart: ChatControllerInitialBotStart? = nil, attachBotStart: ChatControllerInitialAttachBotStart? = nil, botAppStart: ChatControllerInitialBotAppStart? = nil, updateTextInputState: ChatTextInputState? = nil, activateInput: ChatControllerActivateInput? = nil, keepStack: NavigateToChatKeepStack = .default, useExisting: Bool = true, useBackAnimation: Bool = false, purposefulAction: (() -> Void)? = nil, scrollToEndIfExists: Bool = false, activateMessageSearch: (ChatSearchDomain, String)? = nil, peekData: ChatPeekTimeout? = nil, peerNearbyData: ChatPeerNearbyData? = nil, reportReason: ReportReason? = nil, animated: Bool = true, options: NavigationAnimationOptions = [], parentGroupId: PeerGroupId? = nil, chatListFilter: Int32? = nil, chatNavigationStack: [ChatNavigationStackItem] = [], changeColors: Bool = false, setupController: @escaping (ChatController) -> Void = { _ in }, completion: @escaping (ChatController) -> Void = { _ in }) {
+    public init(navigationController: NavigationController, chatController: ChatController? = nil, context: AccountContext, chatLocation: Location, chatLocationContextHolder: Atomic<ChatLocationContextHolder?> = Atomic<ChatLocationContextHolder?>(value: nil), subject: ChatControllerSubject? = nil, botStart: ChatControllerInitialBotStart? = nil, attachBotStart: ChatControllerInitialAttachBotStart? = nil, botAppStart: ChatControllerInitialBotAppStart? = nil, updateTextInputState: ChatTextInputState? = nil, activateInput: ChatControllerActivateInput? = nil, keepStack: NavigateToChatKeepStack = .default, useExisting: Bool = true, useBackAnimation: Bool = false, purposefulAction: (() -> Void)? = nil, scrollToEndIfExists: Bool = false, activateMessageSearch: (ChatSearchDomain, String)? = nil, peekData: ChatPeekTimeout? = nil, peerNearbyData: ChatPeerNearbyData? = nil, reportReason: ReportReason? = nil, animated: Bool = true, options: NavigationAnimationOptions = [], parentGroupId: PeerGroupId? = nil, chatListFilter: Int32? = nil, chatNavigationStack: [ChatNavigationStackItem] = [], changeColors: Bool = false, setupController: @escaping (ChatController) -> Void = { _ in }, pushController: ((ChatController, Bool, @escaping () -> Void) -> Void)? = nil, completion: @escaping (ChatController) -> Void = { _ in }) {
         self.navigationController = navigationController
         self.chatController = chatController
         self.chatLocationContextHolder = chatLocationContextHolder
@@ -494,6 +496,7 @@ public final class NavigateToChatControllerParams {
         self.chatNavigationStack = chatNavigationStack
         self.changeColors = changeColors
         self.setupController = setupController
+        self.pushController = pushController
         self.completion = completion
     }
 }
@@ -739,6 +742,65 @@ public protocol AppLockContext: AnyObject {
 public protocol RecentSessionsController: AnyObject {
 }
 
+public protocol AttachmentFileController: AnyObject {
+}
+
+public struct StoryCameraTransitionIn {
+    public weak var sourceView: UIView?
+    public let sourceRect: CGRect
+    public let sourceCornerRadius: CGFloat
+    
+    public init(
+        sourceView: UIView,
+        sourceRect: CGRect,
+        sourceCornerRadius: CGFloat
+    ) {
+        self.sourceView = sourceView
+        self.sourceRect = sourceRect
+        self.sourceCornerRadius = sourceCornerRadius
+    }
+}
+
+public struct StoryCameraTransitionOut {
+    public weak var destinationView: UIView?
+    public let destinationRect: CGRect
+    public let destinationCornerRadius: CGFloat
+    
+    public init(
+        destinationView: UIView,
+        destinationRect: CGRect,
+        destinationCornerRadius: CGFloat
+    ) {
+        self.destinationView = destinationView
+        self.destinationRect = destinationRect
+        self.destinationCornerRadius = destinationCornerRadius
+    }
+}
+
+public struct StoryCameraTransitionInCoordinator {
+    public let animateIn: () -> Void
+    public let updateTransitionProgress: (CGFloat) -> Void
+    public let completeWithTransitionProgressAndVelocity: (CGFloat, CGFloat) -> Void
+    
+    public init(
+        animateIn: @escaping () -> Void,
+        updateTransitionProgress: @escaping (CGFloat) -> Void,
+        completeWithTransitionProgressAndVelocity: @escaping (CGFloat, CGFloat) -> Void
+    ) {
+        self.animateIn = animateIn
+        self.updateTransitionProgress = updateTransitionProgress
+        self.completeWithTransitionProgressAndVelocity = completeWithTransitionProgressAndVelocity
+    }
+}
+
+public protocol TelegramRootControllerInterface: NavigationController {
+    @discardableResult
+    func openStoryCamera(transitionIn: StoryCameraTransitionIn?, transitionedIn: @escaping () -> Void, transitionOut: @escaping (Bool) -> StoryCameraTransitionOut?) -> StoryCameraTransitionInCoordinator?
+    
+    func getContactsController() -> ViewController?
+    func getChatsController() -> ViewController?    
+}
+
 public protocol SharedAccountContext: AnyObject {
     var sharedContainerPath: String { get }
     var basePath: String { get }
@@ -806,6 +868,11 @@ public protocol SharedAccountContext: AnyObject {
     func makePrivacyAndSecurityController(context: AccountContext) -> ViewController
     func makeSetupTwoFactorAuthController(context: AccountContext) -> ViewController
     func makeStorageManagementController(context: AccountContext) -> ViewController
+    func makeAttachmentFileController(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?, bannedSendMedia: (Int32, Bool)?, presentGallery: @escaping () -> Void, presentFiles: @escaping () -> Void, send: @escaping (AnyMediaReference) -> Void) -> AttachmentFileController
+    func makeGalleryCaptionPanelView(context: AccountContext, chatLocation: ChatLocation, customEmojiAvailable: Bool, present: @escaping (ViewController) -> Void, presentInGlobalOverlay: @escaping (ViewController) -> Void) -> NSObject?
+    func makeHashtagSearchController(context: AccountContext, peer: EnginePeer?, query: String, all: Bool) -> ViewController
+    func makeMyStoriesController(context: AccountContext, isArchive: Bool) -> ViewController
+    func makeArchiveSettingsController(context: AccountContext) -> ViewController
     func navigateToChatController(_ params: NavigateToChatControllerParams)
     func navigateToForumChannel(context: AccountContext, peerId: EnginePeer.Id, navigationController: NavigationController)
     func navigateToForumThread(context: AccountContext, peerId: EnginePeer.Id, threadId: Int64, messageId: EngineMessage.Id?,  navigationController: NavigationController, activateInput: ChatControllerActivateInput?, keepStack: NavigateToChatKeepStack) -> Signal<Never, NoError>
@@ -832,10 +899,14 @@ public protocol SharedAccountContext: AnyObject {
     func makePremiumLimitController(context: AccountContext, subject: PremiumLimitSubject, count: Int32, action: @escaping () -> Void) -> ViewController
     
     func makeStickerPackScreen(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?, mainStickerPack: StickerPackReference, stickerPacks: [StickerPackReference], loadedStickerPacks: [LoadedStickerPack], parentNavigationController: NavigationController?, sendSticker: ((FileMediaReference, UIView, CGRect) -> Bool)?) -> ViewController
-        
+    
+    func makeMediaPickerScreen(context: AccountContext, completion: @escaping (Any) -> Void) -> ViewController
+    
+    func makeStoryMediaPickerScreen(context: AccountContext, getSourceRect: @escaping () -> CGRect, completion: @escaping (Any, UIView, CGRect, UIImage?, @escaping (Bool?) -> (UIView, CGRect)?, @escaping () -> Void) -> Void, dismissed: @escaping () -> Void) -> ViewController
+    
     func makeProxySettingsController(sharedContext: SharedAccountContext, account: UnauthorizedAccount) -> ViewController
     
-    func makeInstalledStickerPacksController(context: AccountContext, mode: InstalledStickerPacksControllerMode) -> ViewController
+    func makeInstalledStickerPacksController(context: AccountContext, mode: InstalledStickerPacksControllerMode, forceTheme: PresentationTheme?) -> ViewController
     
     func makeDebugSettingsController(context: AccountContext?) -> ViewController?
     
@@ -843,6 +914,9 @@ public protocol SharedAccountContext: AnyObject {
     var hasOngoingCall: ValuePromise<Bool> { get }
     var immediateHasOngoingCall: Bool { get }
     
+    var enablePreloads: Promise<Bool> { get }
+    var hasPreloadBlockingContent: Promise<Bool> { get }
+    
     var hasGroupCallOnScreen: Signal<Bool, NoError> { get }
     var currentGroupCallController: ViewController? { get }
     
@@ -872,6 +946,7 @@ public enum PremiumIntroSource {
     case voiceToText
     case fasterDownload
     case translation
+    case stories
 }
 
 public enum PremiumDemoSubject {
@@ -889,6 +964,7 @@ public enum PremiumDemoSubject {
     case animatedEmoji
     case emojiStatus
     case translation
+    case stories
 }
 
 public enum PremiumLimitSubject {
@@ -935,7 +1011,6 @@ public protocol AccountContext: AnyObject {
     var currentCountriesConfiguration: Atomic<CountriesConfiguration> { get }
     
     var cachedGroupCallContexts: AccountGroupCallContextCache { get }
-    var meshAnimationCache: MeshAnimationCache { get }
     
     var animationCache: AnimationCache { get }
     var animationRenderer: MultiAnimationRenderer { get }
@@ -1006,3 +1081,58 @@ public struct AntiSpamBotConfiguration {
         }
     }
 }
+
+public struct StoriesConfiguration {
+    public enum PostingAvailability {
+        case enabled
+        case premium
+        case disabled
+    }
+    
+    static var defaultValue: StoriesConfiguration {
+        return StoriesConfiguration(posting: .disabled)
+    }
+    
+    public let posting: PostingAvailability
+    
+    fileprivate init(posting: PostingAvailability) {
+        self.posting = posting
+    }
+    
+    public static func with(appConfiguration: AppConfiguration) -> StoriesConfiguration {
+        if let data = appConfiguration.data, let postingString = data["stories_posting"] as? String {
+            var posting: PostingAvailability
+            switch postingString {
+            case "enabled":
+                posting = .enabled
+            case "premium":
+                posting = .premium
+            default:
+                posting = .disabled
+            }
+            return StoriesConfiguration(posting: posting)
+        } else {
+            return .defaultValue
+        }
+    }
+}
+
+public struct StickersSearchConfiguration {
+    static var defaultValue: StickersSearchConfiguration {
+        return StickersSearchConfiguration(disableLocalSuggestions: false)
+    }
+    
+    public let disableLocalSuggestions: Bool
+    
+    fileprivate init(disableLocalSuggestions: Bool) {
+        self.disableLocalSuggestions = disableLocalSuggestions
+    }
+    
+    public static func with(appConfiguration: AppConfiguration) -> StickersSearchConfiguration {
+        if let data = appConfiguration.data, let suggestOnlyApi = data["stickers_emoji_suggest_only_api"] as? Bool {
+            return StickersSearchConfiguration(disableLocalSuggestions: suggestOnlyApi)
+        } else {
+            return .defaultValue
+        }
+    }
+}

submodules/AccountContext/Sources/ChatController.swift

@@ -1,13 +1,13 @@
 import Foundation
 import UIKit
 import TelegramCore
+import Postbox
 import TextFormat
 import AsyncDisplayKit
 import Display
 import SwiftSignalKit
 import TelegramPresentationData
 import TelegramUIPreferences
-import Postbox
 
 public final class ChatMessageItemAssociatedData: Equatable {
     public enum ChannelDiscussionGroupStatus: Equatable {
@@ -49,8 +49,9 @@ public final class ChatMessageItemAssociatedData: Equatable {
     public let topicAuthorId: EnginePeer.Id?
     public let hasBots: Bool
     public let translateToLanguage: String?
+    public let maxReadStoryId: Int32?
     
-    public init(automaticDownloadPeerType: MediaAutoDownloadPeerType, automaticDownloadPeerId: EnginePeer.Id?, automaticDownloadNetworkType: MediaAutoDownloadNetworkType, isRecentActions: Bool = false, subject: ChatControllerSubject? = nil, contactsPeerIds: Set<EnginePeer.Id> = Set(), channelDiscussionGroup: ChannelDiscussionGroupStatus = .unknown, animatedEmojiStickers: [String: [StickerPackItem]] = [:], additionalAnimatedEmojiStickers: [String: [Int: StickerPackItem]] = [:], forcedResourceStatus: FileMediaResourceStatus? = nil, currentlyPlayingMessageId: EngineMessage.Index? = nil, isCopyProtectionEnabled: Bool = false, availableReactions: AvailableReactions?, defaultReaction: MessageReaction.Reaction?, isPremium: Bool, accountPeer: EnginePeer?, forceInlineReactions: Bool = false, alwaysDisplayTranscribeButton: DisplayTranscribeButton = DisplayTranscribeButton(canBeDisplayed: false, displayForNotConsumed: false), topicAuthorId: EnginePeer.Id? = nil, hasBots: Bool = false, translateToLanguage: String? = nil) {
+    public init(automaticDownloadPeerType: MediaAutoDownloadPeerType, automaticDownloadPeerId: EnginePeer.Id?, automaticDownloadNetworkType: MediaAutoDownloadNetworkType, isRecentActions: Bool = false, subject: ChatControllerSubject? = nil, contactsPeerIds: Set<EnginePeer.Id> = Set(), channelDiscussionGroup: ChannelDiscussionGroupStatus = .unknown, animatedEmojiStickers: [String: [StickerPackItem]] = [:], additionalAnimatedEmojiStickers: [String: [Int: StickerPackItem]] = [:], forcedResourceStatus: FileMediaResourceStatus? = nil, currentlyPlayingMessageId: EngineMessage.Index? = nil, isCopyProtectionEnabled: Bool = false, availableReactions: AvailableReactions?, defaultReaction: MessageReaction.Reaction?, isPremium: Bool, accountPeer: EnginePeer?, forceInlineReactions: Bool = false, alwaysDisplayTranscribeButton: DisplayTranscribeButton = DisplayTranscribeButton(canBeDisplayed: false, displayForNotConsumed: false), topicAuthorId: EnginePeer.Id? = nil, hasBots: Bool = false, translateToLanguage: String? = nil, maxReadStoryId: Int32? = nil) {
         self.automaticDownloadPeerType = automaticDownloadPeerType
         self.automaticDownloadPeerId = automaticDownloadPeerId
         self.automaticDownloadNetworkType = automaticDownloadNetworkType
@@ -72,6 +73,7 @@ public final class ChatMessageItemAssociatedData: Equatable {
         self.alwaysDisplayTranscribeButton = alwaysDisplayTranscribeButton
         self.hasBots = hasBots
         self.translateToLanguage = translateToLanguage
+        self.maxReadStoryId = maxReadStoryId
     }
     
     public static func == (lhs: ChatMessageItemAssociatedData, rhs: ChatMessageItemAssociatedData) -> Bool {
@@ -135,6 +137,9 @@ public final class ChatMessageItemAssociatedData: Equatable {
         if lhs.translateToLanguage != rhs.translateToLanguage {
             return false
         }
+        if lhs.maxReadStoryId != rhs.maxReadStoryId {
+            return false
+        }
         return true
     }
 }
@@ -197,11 +202,11 @@ public struct ChatControllerInitialBotStart {
 }
 
 public struct ChatControllerInitialAttachBotStart {
-    public let botId: PeerId
+    public let botId: EnginePeer.Id
     public let payload: String?
     public let justInstalled: Bool
     
-    public init(botId: PeerId, payload: String?, justInstalled: Bool) {
+    public init(botId: EnginePeer.Id, payload: String?, justInstalled: Bool) {
         self.botId = botId
         self.payload = payload
         self.justInstalled = justInstalled
@@ -313,6 +318,9 @@ public enum ChatTextInputStateTextAttributeType: Codable, Equatable {
     case textMention(EnginePeer.Id)
     case textUrl(String)
     case customEmoji(stickerPack: StickerPackReference?, fileId: Int64)
+    case strikethrough
+    case underline
+    case spoiler
 
     public init(from decoder: Decoder) throws {
         let container = try decoder.container(keyedBy: StringCodingKey.self)
@@ -334,6 +342,12 @@ public enum ChatTextInputStateTextAttributeType: Codable, Equatable {
             let stickerPack = try container.decodeIfPresent(StickerPackReference.self, forKey: "s")
             let fileId = try container.decode(Int64.self, forKey: "f")
             self = .customEmoji(stickerPack: stickerPack, fileId: fileId)
+        case 6:
+            self = .strikethrough
+        case 7:
+            self = .underline
+        case 8:
+            self = .spoiler
         default:
             assertionFailure()
             self = .bold
@@ -359,6 +373,12 @@ public enum ChatTextInputStateTextAttributeType: Codable, Equatable {
             try container.encode(5 as Int32, forKey: "t")
             try container.encodeIfPresent(stickerPack, forKey: "s")
             try container.encode(fileId, forKey: "f")
+        case .strikethrough:
+            try container.encode(6 as Int32, forKey: "t")
+        case .underline:
+            try container.encode(7 as Int32, forKey: "t")
+        case .spoiler:
+            try container.encode(8 as Int32, forKey: "t")
         }
     }
 }
@@ -426,6 +446,12 @@ public struct ChatTextInputStateText: Codable, Equatable {
                     parsedAttributes.append(ChatTextInputStateTextAttribute(type: .textUrl(value.url), range: range.location ..< (range.location + range.length)))
                 } else if key == ChatTextInputAttributes.customEmoji, let value = value as? ChatTextInputTextCustomEmojiAttribute {
                     parsedAttributes.append(ChatTextInputStateTextAttribute(type: .customEmoji(stickerPack: nil, fileId: value.fileId), range: range.location ..< (range.location + range.length)))
+                } else if key == ChatTextInputAttributes.strikethrough {
+                    parsedAttributes.append(ChatTextInputStateTextAttribute(type: .strikethrough, range: range.location ..< (range.location + range.length)))
+                } else if key == ChatTextInputAttributes.underline {
+                    parsedAttributes.append(ChatTextInputStateTextAttribute(type: .underline, range: range.location ..< (range.location + range.length)))
+                } else if key == ChatTextInputAttributes.spoiler {
+                    parsedAttributes.append(ChatTextInputStateTextAttribute(type: .spoiler, range: range.location ..< (range.location + range.length)))
                 }
             }
         })
@@ -464,6 +490,12 @@ public struct ChatTextInputStateText: Codable, Equatable {
                 result.addAttribute(ChatTextInputAttributes.textUrl, value: ChatTextInputTextUrlAttribute(url: url), range: NSRange(location: attribute.range.lowerBound, length: attribute.range.count))
             case let .customEmoji(_, fileId):
                 result.addAttribute(ChatTextInputAttributes.customEmoji, value: ChatTextInputTextCustomEmojiAttribute(interactivelySelectedFromPackId: nil, fileId: fileId, file: nil), range: NSRange(location: attribute.range.lowerBound, length: attribute.range.count))
+            case .strikethrough:
+                result.addAttribute(ChatTextInputAttributes.strikethrough, value: true as NSNumber, range: NSRange(location: attribute.range.lowerBound, length: attribute.range.count))
+            case .underline:
+                result.addAttribute(ChatTextInputAttributes.underline, value: true as NSNumber, range: NSRange(location: attribute.range.lowerBound, length: attribute.range.count))
+            case .spoiler:
+                result.addAttribute(ChatTextInputAttributes.spoiler, value: true as NSNumber, range: NSRange(location: attribute.range.lowerBound, length: attribute.range.count))
             }
         }
         return result
@@ -472,7 +504,7 @@ public struct ChatTextInputStateText: Codable, Equatable {
 
 public enum ChatControllerSubject: Equatable {
     public enum MessageSubject: Equatable {
-        case id(MessageId)
+        case id(EngineMessage.Id)
         case timestamp(Int32)
     }
 
@@ -617,7 +649,7 @@ public final class PeerInfoNavigationSourceTag {
 }
 
 public protocol PeerInfoScreen: ViewController {
-    
+    var peerId: PeerId { get }
 }
 
 public protocol ChatController: ViewController {
@@ -652,20 +684,21 @@ public enum FileMediaResourcePlaybackStatus: Equatable {
 
 public struct FileMediaResourceStatus: Equatable {
     public var mediaStatus: FileMediaResourceMediaStatus
-    public var fetchStatus: MediaResourceStatus
+    public var fetchStatus: EngineMediaResource.FetchStatus
     
-    public init(mediaStatus: FileMediaResourceMediaStatus, fetchStatus: MediaResourceStatus) {
+    public init(mediaStatus: FileMediaResourceMediaStatus, fetchStatus: EngineMediaResource.FetchStatus) {
         self.mediaStatus = mediaStatus
         self.fetchStatus = fetchStatus
     }
 }
 
 public enum FileMediaResourceMediaStatus: Equatable {
-    case fetchStatus(MediaResourceStatus)
+    case fetchStatus(EngineMediaResource.FetchStatus)
     case playbackStatus(FileMediaResourcePlaybackStatus)
 }
 
 public protocol ChatMessageItemNodeProtocol: ListViewItemNode {
     func targetReactionView(value: MessageReaction.Reaction) -> UIView?
+    func targetForStoryTransition(id: StoryId) -> UIView?
     func contentFrame() -> CGRect
 }

submodules/AccountContext/Sources/ChatListController.swift

@@ -1,12 +1,11 @@
 import Foundation
 import UIKit
-import Postbox
 import Display
 import TelegramCore
 
 public enum ChatListControllerLocation: Equatable {
     case chatList(groupId: EngineChatList.Group)
-    case forum(peerId: PeerId)
+    case forum(peerId: EnginePeer.Id)
 }
 
 public protocol ChatListController: ViewController {
@@ -22,4 +21,6 @@ public protocol ChatListController: ViewController {
     func playSignUpCompletedAnimation()
     
     func navigateToFolder(folderId: Int32, completion: @escaping () -> Void)
+    
+    func openStories(peerId: EnginePeer.Id)
 }

submodules/AccountContext/Sources/ContactMultiselectionController.swift

@@ -2,13 +2,12 @@ import Foundation
 import UIKit
 import Display
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 
 public struct ChatListNodeAdditionalCategory {
-    public enum Appearance {
-        case option
+    public enum Appearance: Equatable {
+        case option(sectionTitle: String?)
         case action
     }
     
@@ -18,7 +17,7 @@ public struct ChatListNodeAdditionalCategory {
     public var title: String
     public var appearance: Appearance
     
-    public init(id: Int, icon: UIImage?, smallIcon: UIImage?, title: String, appearance: Appearance = .option) {
+    public init(id: Int, icon: UIImage?, smallIcon: UIImage?, title: String, appearance: Appearance = .option(sectionTitle: nil)) {
         self.id = id
         self.icon = icon
         self.smallIcon = smallIcon
@@ -41,18 +40,20 @@ public enum ContactMultiselectionControllerMode {
     public struct ChatSelection {
         public var title: String
         public var searchPlaceholder: String
-        public var selectedChats: Set<PeerId>
+        public var selectedChats: Set<EnginePeer.Id>
         public var additionalCategories: ContactMultiselectionControllerAdditionalCategories?
         public var chatListFilters: [ChatListFilter]?
         public var displayAutoremoveTimeout: Bool
+        public var displayPresence: Bool
         
         public init(
             title: String,
             searchPlaceholder: String,
-            selectedChats: Set<PeerId>,
+            selectedChats: Set<EnginePeer.Id>,
             additionalCategories: ContactMultiselectionControllerAdditionalCategories?,
             chatListFilters: [ChatListFilter]?,
-            displayAutoremoveTimeout: Bool = false
+            displayAutoremoveTimeout: Bool = false,
+            displayPresence: Bool = false
         ) {
             self.title = title
             self.searchPlaceholder = searchPlaceholder
@@ -60,6 +61,7 @@ public enum ContactMultiselectionControllerMode {
             self.additionalCategories = additionalCategories
             self.chatListFilters = chatListFilters
             self.displayAutoremoveTimeout = displayAutoremoveTimeout
+            self.displayPresence = displayPresence
         }
     }
     
@@ -71,8 +73,8 @@ public enum ContactMultiselectionControllerMode {
 
 public enum ContactListFilter {
     case excludeSelf
-    case exclude([PeerId])
-    case disable([PeerId])
+    case exclude([EnginePeer.Id])
+    case disable([EnginePeer.Id])
 }
 
 public final class ContactMultiselectionControllerParams {

submodules/AccountContext/Sources/ContactSelectionController.swift

@@ -6,6 +6,7 @@ public protocol ContactSelectionController: ViewController {
     var result: Signal<([ContactListPeer], ContactListAction, Bool, Int32?, NSAttributedString?)?, NoError> { get }
     var displayProgress: Bool { get set }
     var dismissed: (() -> Void)? { get set }
+    var presentScheduleTimePicker: (@escaping (Int32) -> Void) -> Void { get set }
     
     func dismissSearch()
 }

submodules/AccountContext/Sources/DeviceContactData.swift

@@ -1,6 +1,5 @@
 import Foundation
 import Contacts
-import Postbox
 import TelegramCore
 
 public final class DeviceContactPhoneNumberData: Equatable {
@@ -190,18 +189,18 @@ public let phonebookUsernamePathPrefix = "@id"
 private let phonebookUsernamePrefix = "https://t.me/" + phonebookUsernamePathPrefix
 
 public extension DeviceContactUrlData {
-    convenience init(appProfile: PeerId) {
+    convenience init(appProfile: EnginePeer.Id) {
         self.init(label: "Telegram", value: "\(phonebookUsernamePrefix)\(appProfile.id._internalGetInt64Value())")
     }
 }
 
-public func parseAppSpecificContactReference(_ value: String) -> PeerId? {
+public func parseAppSpecificContactReference(_ value: String) -> EnginePeer.Id? {
     if !value.hasPrefix(phonebookUsernamePrefix) {
         return nil
     }
     let idString = String(value[value.index(value.startIndex, offsetBy: phonebookUsernamePrefix.count)...])
     if let id = Int64(idString) {
-        return PeerId(namespace: Namespaces.Peer.CloudUser, id: PeerId.Id._internalFromInt64Value(id))
+        return EnginePeer.Id(namespace: Namespaces.Peer.CloudUser, id: EnginePeer.Id.Id._internalFromInt64Value(id))
     }
     return nil
 }
@@ -466,8 +465,8 @@ public extension DeviceContactExtendedData {
 }
  
 public extension DeviceContactExtendedData {
-    convenience init?(peer: Peer) {
-        guard let user = peer as? TelegramUser else {
+    convenience init?(peer: EnginePeer) {
+        guard case let .user(user) = peer else {
             return nil
         }
         var phoneNumbers: [DeviceContactPhoneNumberData] = []

submodules/AccountContext/Sources/DeviceContactDataManager.swift

@@ -1,5 +1,4 @@
 import Foundation
-import Postbox
 import TelegramCore
 import TelegramUIPreferences
 import SwiftSignalKit
@@ -12,10 +11,10 @@ public protocol DeviceContactDataManager: AnyObject {
     func basicDataForNormalizedPhoneNumber(_ normalizedNumber: DeviceContactNormalizedPhoneNumber) -> Signal<[(DeviceContactStableId, DeviceContactBasicData)], NoError>
     func extendedData(stableId: DeviceContactStableId) -> Signal<DeviceContactExtendedData?, NoError>
     func importable() -> Signal<[DeviceContactNormalizedPhoneNumber: ImportableDeviceContactData], NoError>
-    func appSpecificReferences() -> Signal<[PeerId: DeviceContactBasicDataWithReference], NoError>
-    func search(query: String) -> Signal<[DeviceContactStableId: (DeviceContactBasicData, PeerId?)], NoError>
+    func appSpecificReferences() -> Signal<[EnginePeer.Id: DeviceContactBasicDataWithReference], NoError>
+    func search(query: String) -> Signal<[DeviceContactStableId: (DeviceContactBasicData, EnginePeer.Id?)], NoError>
     func appendContactData(_ contactData: DeviceContactExtendedData, to stableId: DeviceContactStableId) -> Signal<DeviceContactExtendedData?, NoError>
     func appendPhoneNumber(_ phoneNumber: DeviceContactPhoneNumberData, to stableId: DeviceContactStableId) -> Signal<DeviceContactExtendedData?, NoError>
     func createContactWithData(_ contactData: DeviceContactExtendedData) -> Signal<(DeviceContactStableId, DeviceContactExtendedData)?, NoError>
-    func deleteContactWithAppSpecificReference(peerId: PeerId) -> Signal<Never, NoError>
+    func deleteContactWithAppSpecificReference(peerId: EnginePeer.Id) -> Signal<Never, NoError>
 }

submodules/AccountContext/Sources/DownloadedMediaStoreManager.swift

@@ -1,6 +1,5 @@
 import Foundation
 import TelegramCore
-import Postbox
 import TelegramUIPreferences
 import SwiftSignalKit
 

submodules/AccountContext/Sources/FetchManager.swift

@@ -86,8 +86,15 @@ public struct FetchManagerPriorityKey: Comparable {
     }
 }
 
-public enum FetchManagerLocation: Hashable {
+public enum FetchManagerLocation: Hashable, CustomStringConvertible {
     case chat(PeerId)
+    
+    public var description: String {
+        switch self {
+        case let .chat(peerId):
+            return "chat:\(peerId)"
+        }
+    }
 }
 
 public enum FetchManagerForegroundDirection {

submodules/AccountContext/Sources/IsMediaStreamable.swift

@@ -18,7 +18,7 @@ public func isMediaStreamable(message: Message, media: TelegramMediaFile) -> Boo
         return false
     }
     for attribute in media.attributes {
-        if case let .Video(_, _, flags) = attribute {
+        if case let .Video(_, _, flags, _) = attribute {
             if flags.contains(.supportsStreaming) {
                 return true
             }
@@ -41,7 +41,7 @@ public func isMediaStreamable(media: TelegramMediaFile) -> Bool {
         return false
     }
     for attribute in media.attributes {
-        if case let .Video(_, _, flags) = attribute {
+        if case let .Video(_, _, flags, _) = attribute {
             if flags.contains(.supportsStreaming) {
                 return true
             }

submodules/AccountContext/Sources/MediaManager.swift

@@ -95,8 +95,8 @@ public enum PeerMessagesPlaylistLocation: Equatable, SharedMediaPlaylistLocation
     }
 }
 
-public func peerMessageMediaPlayerType(_ message: Message) -> MediaManagerPlayerType? {
-    func extractFileMedia(_ message: Message) -> TelegramMediaFile? {
+public func peerMessageMediaPlayerType(_ message: EngineMessage) -> MediaManagerPlayerType? {
+    func extractFileMedia(_ message: EngineMessage) -> TelegramMediaFile? {
         var file: TelegramMediaFile?
         for media in message.media {
             if let media = media as? TelegramMediaFile {
@@ -120,7 +120,7 @@ public func peerMessageMediaPlayerType(_ message: Message) -> MediaManagerPlayer
     return nil
 }
     
-public func peerMessagesMediaPlaylistAndItemId(_ message: Message, isRecentActions: Bool, isGlobalSearch: Bool, isDownloadList: Bool) -> (SharedMediaPlaylistId, SharedMediaPlaylistItemId)? {
+public func peerMessagesMediaPlaylistAndItemId(_ message: EngineMessage, isRecentActions: Bool, isGlobalSearch: Bool, isDownloadList: Bool) -> (SharedMediaPlaylistId, SharedMediaPlaylistItemId)? {
     if isGlobalSearch && !isDownloadList {
         return (PeerMessagesMediaPlaylistId.custom, PeerMessagesMediaPlaylistItemId(messageId: message.id, messageIndex: message.index))
     } else if isRecentActions && !isDownloadList {

submodules/AccountContext/Sources/OpenChatMessage.swift

@@ -31,7 +31,7 @@ public final class OpenChatMessageParams {
     public let modal: Bool
     public let dismissInput: () -> Void
     public let present: (ViewController, Any?) -> Void
-    public let transitionNode: (MessageId, Media) -> (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?
+    public let transitionNode: (MessageId, Media, Bool) -> (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?
     public let addToTransitionSurface: (UIView) -> Void
     public let openUrl: (String) -> Void
     public let openPeer: (Peer, ChatControllerInteractionNavigateToPeer) -> Void
@@ -60,7 +60,7 @@ public final class OpenChatMessageParams {
         modal: Bool = false,
         dismissInput: @escaping () -> Void,
         present: @escaping (ViewController, Any?) -> Void,
-        transitionNode: @escaping (MessageId, Media) -> (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?,
+        transitionNode: @escaping (MessageId, Media, Bool) -> (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?,
         addToTransitionSurface: @escaping (UIView) -> Void,
         openUrl: @escaping (String) -> Void,
         openPeer: @escaping (Peer, ChatControllerInteractionNavigateToPeer) -> Void,

submodules/AccountContext/Sources/PeerSelectionController.swift

@@ -1,7 +1,6 @@
 import Foundation
 import Display
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 
@@ -48,7 +47,7 @@ public final class PeerSelectionControllerParams {
     public let hasContactSelector: Bool
     public let hasGlobalSearch: Bool
     public let title: String?
-    public let attemptSelection: ((Peer, Int64?) -> Void)?
+    public let attemptSelection: ((EnginePeer, Int64?) -> Void)?
     public let createNewGroup: (() -> Void)?
     public let pretendPresentedInModal: Bool
     public let multipleSelection: Bool
@@ -57,7 +56,7 @@ public final class PeerSelectionControllerParams {
     public let selectForumThreads: Bool
     public let hasCreation: Bool
     
-    public init(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)? = nil, filter: ChatListNodePeersFilter = [.onlyWriteable], requestPeerType: [ReplyMarkupButtonRequestPeerType]? = nil, forumPeerId: EnginePeer.Id? = nil, hasFilters: Bool = false, hasChatListSelector: Bool = true, hasContactSelector: Bool = true, hasGlobalSearch: Bool = true, title: String? = nil, attemptSelection: ((Peer, Int64?) -> Void)? = nil, createNewGroup: (() -> Void)? = nil, pretendPresentedInModal: Bool = false, multipleSelection: Bool = false, forwardedMessageIds: [EngineMessage.Id] = [], hasTypeHeaders: Bool = false, selectForumThreads: Bool = false, hasCreation: Bool = false) {
+    public init(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)? = nil, filter: ChatListNodePeersFilter = [.onlyWriteable], requestPeerType: [ReplyMarkupButtonRequestPeerType]? = nil, forumPeerId: EnginePeer.Id? = nil, hasFilters: Bool = false, hasChatListSelector: Bool = true, hasContactSelector: Bool = true, hasGlobalSearch: Bool = true, title: String? = nil, attemptSelection: ((EnginePeer, Int64?) -> Void)? = nil, createNewGroup: (() -> Void)? = nil, pretendPresentedInModal: Bool = false, multipleSelection: Bool = false, forwardedMessageIds: [EngineMessage.Id] = [], hasTypeHeaders: Bool = false, selectForumThreads: Bool = false, hasCreation: Bool = false) {
         self.context = context
         self.updatedPresentationData = updatedPresentationData
         self.filter = filter
@@ -87,8 +86,8 @@ public enum AttachmentTextInputPanelSendMode {
 }
 
 public protocol PeerSelectionController: ViewController {
-    var peerSelected: ((Peer, Int64?) -> Void)? { get set }
-    var multiplePeersSelected: (([Peer], [PeerId: Peer], NSAttributedString, AttachmentTextInputPanelSendMode, ChatInterfaceForwardOptionsState?) -> Void)? { get set }
+    var peerSelected: ((EnginePeer, Int64?) -> Void)? { get set }
+    var multiplePeersSelected: (([EnginePeer], [EnginePeer.Id: EnginePeer], NSAttributedString, AttachmentTextInputPanelSendMode, ChatInterfaceForwardOptionsState?) -> Void)? { get set }
     var inProgress: Bool { get set }
     var customDismiss: (() -> Void)? { get set }
 }

submodules/AccountContext/Sources/PresentationCallManager.swift

@@ -1,24 +1,23 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import TelegramCore
 import SwiftSignalKit
 import TelegramAudio
 
 public enum RequestCallResult {
     case requested
-    case alreadyInProgress(PeerId?)
+    case alreadyInProgress(EnginePeer.Id?)
 }
 
 public enum JoinGroupCallManagerResult {
     case joined
-    case alreadyInProgress(PeerId?)
+    case alreadyInProgress(EnginePeer.Id?)
 }
 
 public enum RequestScheduleGroupCallResult {
     case success
-    case alreadyInProgress(PeerId?)
+    case alreadyInProgress(EnginePeer.Id?)
 }
 
 public struct CallAuxiliaryServer {
@@ -135,11 +134,11 @@ public protocol PresentationCall: AnyObject {
     var context: AccountContext { get }
     var isIntegratedWithCallKit: Bool { get }
     var internalId: CallSessionInternalId { get }
-    var peerId: PeerId { get }
+    var peerId: EnginePeer.Id { get }
     var isOutgoing: Bool { get }
     var isVideo: Bool { get }
     var isVideoPossible: Bool { get }
-    var peer: Peer? { get }
+    var peer: EnginePeer? { get }
     
     var state: Signal<PresentationCallState, NoError> { get }
     var audioLevel: Signal<Float, NoError> { get }
@@ -199,10 +198,10 @@ public struct PresentationGroupCallState: Equatable {
         case muted
     }
     
-    public var myPeerId: PeerId
+    public var myPeerId: EnginePeer.Id
     public var networkState: NetworkState
     public var canManageCall: Bool
-    public var adminIds: Set<PeerId>
+    public var adminIds: Set<EnginePeer.Id>
     public var muteState: GroupCallParticipantsContext.Participant.MuteState?
     public var defaultParticipantMuteState: DefaultParticipantMuteState?
     public var recordingStartTimestamp: Int32?
@@ -214,10 +213,10 @@ public struct PresentationGroupCallState: Equatable {
     public var isVideoWatchersLimitReached: Bool
     
     public init(
-        myPeerId: PeerId,
+        myPeerId: EnginePeer.Id,
         networkState: NetworkState,
         canManageCall: Bool,
-        adminIds: Set<PeerId>,
+        adminIds: Set<EnginePeer.Id>,
         muteState: GroupCallParticipantsContext.Participant.MuteState?,
         defaultParticipantMuteState: DefaultParticipantMuteState?,
         recordingStartTimestamp: Int32?,
@@ -249,14 +248,14 @@ public struct PresentationGroupCallSummaryState: Equatable {
     public var participantCount: Int
     public var callState: PresentationGroupCallState
     public var topParticipants: [GroupCallParticipantsContext.Participant]
-    public var activeSpeakers: Set<PeerId>
+    public var activeSpeakers: Set<EnginePeer.Id>
     
     public init(
         info: GroupCallInfo?,
         participantCount: Int,
         callState: PresentationGroupCallState,
         topParticipants: [GroupCallParticipantsContext.Participant],
-        activeSpeakers: Set<PeerId>
+        activeSpeakers: Set<EnginePeer.Id>
     ) {
         self.info = info
         self.participantCount = participantCount
@@ -298,13 +297,13 @@ public enum PresentationGroupCallMuteAction: Equatable {
 
 public struct PresentationGroupCallMembers: Equatable {
     public var participants: [GroupCallParticipantsContext.Participant]
-    public var speakingParticipants: Set<PeerId>
+    public var speakingParticipants: Set<EnginePeer.Id>
     public var totalCount: Int
     public var loadMoreToken: String?
     
     public init(
         participants: [GroupCallParticipantsContext.Participant],
-        speakingParticipants: Set<PeerId>,
+        speakingParticipants: Set<EnginePeer.Id>,
         totalCount: Int,
         loadMoreToken: String?
     ) {
@@ -316,13 +315,13 @@ public struct PresentationGroupCallMembers: Equatable {
 }
 
 public final class PresentationGroupCallMemberEvent {
-    public let peer: Peer
+    public let peer: EnginePeer
     public let isContact: Bool
     public let isInChatList: Bool
     public let canUnmute: Bool
     public let joined: Bool
     
-    public init(peer: Peer, isContact: Bool, isInChatList: Bool, canUnmute: Bool, joined: Bool) {
+    public init(peer: EnginePeer, isContact: Bool, isInChatList: Bool, canUnmute: Bool, joined: Bool) {
         self.peer = peer
         self.isContact = isContact
         self.isInChatList = isInChatList
@@ -395,7 +394,7 @@ public protocol PresentationGroupCall: AnyObject {
     var account: Account { get }
     var accountContext: AccountContext { get }
     var internalId: CallSessionInternalId { get }
-    var peerId: PeerId { get }
+    var peerId: EnginePeer.Id { get }
     
     var hasVideo: Bool { get }
     var hasScreencast: Bool { get }
@@ -412,20 +411,20 @@ public protocol PresentationGroupCall: AnyObject {
     var stateVersion: Signal<Int, NoError> { get }
     var summaryState: Signal<PresentationGroupCallSummaryState?, NoError> { get }
     var members: Signal<PresentationGroupCallMembers?, NoError> { get }
-    var audioLevels: Signal<[(PeerId, UInt32, Float, Bool)], NoError> { get }
+    var audioLevels: Signal<[(EnginePeer.Id, UInt32, Float, Bool)], NoError> { get }
     var myAudioLevel: Signal<Float, NoError> { get }
     var isMuted: Signal<Bool, NoError> { get }
     var isNoiseSuppressionEnabled: Signal<Bool, NoError> { get }
     
     var memberEvents: Signal<PresentationGroupCallMemberEvent, NoError> { get }
-    var reconnectedAsEvents: Signal<Peer, NoError> { get }
+    var reconnectedAsEvents: Signal<EnginePeer, NoError> { get }
     
     func toggleScheduledSubscription(_ subscribe: Bool)
     func schedule(timestamp: Int32)
     func startScheduled()
     
     func reconnect(with invite: String)
-    func reconnect(as peerId: PeerId)
+    func reconnect(as peerId: EnginePeer.Id)
     func leave(terminateIfPossible: Bool) -> Signal<Bool, NoError>
     
     func toggleIsMuted()
@@ -438,20 +437,20 @@ public protocol PresentationGroupCall: AnyObject {
     func disableScreencast()
     func switchVideoCamera()
     func updateDefaultParticipantsAreMuted(isMuted: Bool)
-    func setVolume(peerId: PeerId, volume: Int32, sync: Bool)
+    func setVolume(peerId: EnginePeer.Id, volume: Int32, sync: Bool)
     func setRequestedVideoList(items: [PresentationGroupCallRequestedVideo])
     func setCurrentAudioOutput(_ output: AudioSessionOutput)
 
     func playTone(_ tone: PresentationGroupCallTone)
     
-    func updateMuteState(peerId: PeerId, isMuted: Bool) -> GroupCallParticipantsContext.Participant.MuteState?
+    func updateMuteState(peerId: EnginePeer.Id, isMuted: Bool) -> GroupCallParticipantsContext.Participant.MuteState?
     func setShouldBeRecording(_ shouldBeRecording: Bool, title: String?, videoOrientation: Bool?)
     
     func updateTitle(_ title: String)
     
-    func invitePeer(_ peerId: PeerId) -> Bool
-    func removedPeer(_ peerId: PeerId)
-    var invitedPeers: Signal<[PeerId], NoError> { get }
+    func invitePeer(_ peerId: EnginePeer.Id) -> Bool
+    func removedPeer(_ peerId: EnginePeer.Id)
+    var invitedPeers: Signal<[EnginePeer.Id], NoError> { get }
     
     var inviteLinks: Signal<GroupCallInviteLinks?, NoError> { get }
     
@@ -464,8 +463,9 @@ public protocol PresentationGroupCall: AnyObject {
 public protocol PresentationCallManager: AnyObject {
     var currentCallSignal: Signal<PresentationCall?, NoError> { get }
     var currentGroupCallSignal: Signal<PresentationGroupCall?, NoError> { get }
+    var hasActiveCall: Bool { get }
     
-    func requestCall(context: AccountContext, peerId: PeerId, isVideo: Bool, endCurrentIfAny: Bool) -> RequestCallResult
-    func joinGroupCall(context: AccountContext, peerId: PeerId, invite: String?, requestJoinAsPeerId: ((@escaping (PeerId?) -> Void) -> Void)?, initialCall: EngineGroupCallDescription, endCurrentIfAny: Bool) -> JoinGroupCallManagerResult
-    func scheduleGroupCall(context: AccountContext, peerId: PeerId, endCurrentIfAny: Bool) -> RequestScheduleGroupCallResult
+    func requestCall(context: AccountContext, peerId: EnginePeer.Id, isVideo: Bool, endCurrentIfAny: Bool) -> RequestCallResult
+    func joinGroupCall(context: AccountContext, peerId: EnginePeer.Id, invite: String?, requestJoinAsPeerId: ((@escaping (EnginePeer.Id?) -> Void) -> Void)?, initialCall: EngineGroupCallDescription, endCurrentIfAny: Bool) -> JoinGroupCallManagerResult
+    func scheduleGroupCall(context: AccountContext, peerId: EnginePeer.Id, endCurrentIfAny: Bool) -> RequestScheduleGroupCallResult
 }

submodules/AccountContext/Sources/SharedMediaPlayer.swift

@@ -1,6 +1,5 @@
 import Foundation
 import TelegramCore
-import Postbox
 import TelegramUIPreferences
 import SwiftSignalKit
 import UniversalMediaPlayer
@@ -59,8 +58,8 @@ public struct SharedMediaPlaybackAlbumArt: Equatable {
 
 public enum SharedMediaPlaybackDisplayData: Equatable {
     case music(title: String?, performer: String?, albumArt: SharedMediaPlaybackAlbumArt?, long: Bool, caption: NSAttributedString?)
-    case voice(author: Peer?, peer: Peer?)
-    case instantVideo(author: Peer?, peer: Peer?, timestamp: Int32)
+    case voice(author: EnginePeer?, peer: EnginePeer?)
+    case instantVideo(author: EnginePeer?, peer: EnginePeer?, timestamp: Int32)
     
     public static func ==(lhs: SharedMediaPlaybackDisplayData, rhs: SharedMediaPlaybackDisplayData) -> Bool {
         switch lhs {
@@ -71,13 +70,13 @@ public enum SharedMediaPlaybackDisplayData: Equatable {
                 return false
             }
         case let .voice(lhsAuthor, lhsPeer):
-            if case let .voice(rhsAuthor, rhsPeer) = rhs, arePeersEqual(lhsAuthor, rhsAuthor), arePeersEqual(lhsPeer, rhsPeer) {
+            if case let .voice(rhsAuthor, rhsPeer) = rhs, lhsAuthor == rhsAuthor, lhsPeer == rhsPeer {
                 return true
             } else {
                 return false
             }
         case let .instantVideo(lhsAuthor, lhsPeer, lhsTimestamp):
-            if case let .instantVideo(rhsAuthor, rhsPeer, rhsTimestamp) = rhs, arePeersEqual(lhsAuthor, rhsAuthor), arePeersEqual(lhsPeer, rhsPeer), lhsTimestamp == rhsTimestamp {
+            if case let .instantVideo(rhsAuthor, rhsPeer, rhsTimestamp) = rhs, lhsAuthor == rhsAuthor, lhsPeer == rhsPeer, lhsTimestamp == rhsTimestamp {
                 return true
             } else {
                 return false
@@ -125,10 +124,10 @@ public func areSharedMediaPlaylistItemIdsEqual(_ lhs: SharedMediaPlaylistItemId?
 }
 
 public struct PeerMessagesMediaPlaylistItemId: SharedMediaPlaylistItemId {
-    public let messageId: MessageId
-    public let messageIndex: MessageIndex
+    public let messageId: EngineMessage.Id
+    public let messageIndex: EngineMessage.Index
     
-    public init(messageId: MessageId, messageIndex: MessageIndex) {
+    public init(messageId: EngineMessage.Id, messageIndex: EngineMessage.Index) {
         self.messageId = messageId
         self.messageIndex = messageIndex
     }

submodules/AccountContext/Sources/UniversalVideoNode.swift

@@ -23,6 +23,7 @@ public protocol UniversalVideoContentNode: AnyObject {
     func setSoundEnabled(_ value: Bool)
     func seek(_ timestamp: Double)
     func playOnceWithSound(playAndRecord: Bool, seek: MediaPlayerSeek, actionAtEnd: MediaPlayerPlayOnceWithSoundActionAtEnd)
+    func continueWithOverridingAmbientMode(isAmbient: Bool)
     func setForceAudioToSpeaker(_ forceAudioToSpeaker: Bool)
     func continuePlayingWithoutSound(actionAtEnd: MediaPlayerPlayOnceWithSoundActionAtEnd)
     func setContinuePlayingWithoutSoundOnLostAudioSession(_ value: Bool)
@@ -37,7 +38,7 @@ public protocol UniversalVideoContentNode: AnyObject {
 public protocol UniversalVideoContent {
     var id: AnyHashable { get }
     var dimensions: CGSize { get }
-    var duration: Int32 { get }
+    var duration: Double { get }
     
     func makeContentNode(postbox: Postbox, audioSession: ManagedAudioSession) -> UniversalVideoContentNode & ASDisplayNode
     
@@ -283,6 +284,14 @@ public final class UniversalVideoNode: ASDisplayNode {
         })
     }
     
+    public func continueWithOverridingAmbientMode(isAmbient: Bool) {
+        self.manager.withUniversalVideoContent(id: self.content.id, { contentNode in
+            if let contentNode = contentNode {
+                contentNode.continueWithOverridingAmbientMode(isAmbient: isAmbient)
+            }
+        })
+    }
+    
     public func setContinuePlayingWithoutSoundOnLostAudioSession(_ value: Bool) {
         self.manager.withUniversalVideoContent(id: self.content.id, { contentNode in
             if let contentNode = contentNode {

submodules/AccountContext/Sources/WatchManager.swift

@@ -1,6 +1,6 @@
 import Foundation
 import SwiftSignalKit
-import Postbox
+import TelegramCore
 
 public struct WatchRunningTasks: Equatable {
     public let running: Bool
@@ -18,6 +18,6 @@ public struct WatchRunningTasks: Equatable {
 
 public protocol WatchManager: AnyObject {
     var watchAppInstalled: Signal<Bool, NoError> { get }
-    var navigateToMessageRequested: Signal<MessageId, NoError> { get }
+    var navigateToMessageRequested: Signal<EngineMessage.Id, NoError> { get }
     var runningTasks: Signal<WatchRunningTasks?, NoError> { get }
 }

submodules/AdUI/BUILD

@@ -17,6 +17,7 @@ swift_library(
         "//submodules/TelegramPresentationData:TelegramPresentationData",
         "//submodules/TelegramUIPreferences:TelegramUIPreferences",
         "//submodules/AccountContext:AccountContext",
+        "//submodules/Markdown",
     ],
     visibility = [
         "//visibility:public",

submodules/AdUI/Sources/AdInfoScreen.swift

@@ -7,6 +7,7 @@ import TelegramCore
 import TelegramPresentationData
 import TelegramUIPreferences
 import AccountContext
+import Markdown
 
 public final class AdInfoScreen: ViewController {
     private final class Node: ViewControllerTracingNode {
@@ -84,9 +85,16 @@ public final class AdInfoScreen: ViewController {
                 self.scrollNode.view.contentInsetAdjustmentBehavior = .never
             }
 
-            var openUrl: (() -> Void)?
+            var openUrl: ((String) -> Void)?
 
-            let rawText = self.presentationData.strings.SponsoredMessageInfoScreen_Text
+            #if DEBUG && false
+            let rawText = "First Line\n**Bold Text** [Description](http://google.com) text\n[url]\nabcdee"
+            #else
+            let rawText = self.presentationData.strings.SponsoredMessageInfoScreen_MarkdownText
+            #endif
+            
+            let defaultUrl = self.presentationData.strings.SponsoredMessageInfo_Url
+            
             var items: [Item] = []
             var didAddUrl = false
             for component in rawText.components(separatedBy: "[url]") {
@@ -100,20 +108,40 @@ public final class AdInfoScreen: ViewController {
 
                 let textNode = ImmediateTextNode()
                 textNode.maximumNumberOfLines = 0
-                textNode.attributedText = NSAttributedString(string: itemText, font: Font.regular(16.0), textColor: self.presentationData.theme.list.itemPrimaryTextColor)
+                textNode.attributedText = parseMarkdownIntoAttributedString(itemText, attributes: MarkdownAttributes(
+                    body: MarkdownAttributeSet(font: Font.regular(16.0), textColor: self.presentationData.theme.list.itemPrimaryTextColor),
+                    bold: MarkdownAttributeSet(font: Font.semibold(16.0), textColor: self.presentationData.theme.list.itemPrimaryTextColor),
+                    link: MarkdownAttributeSet(font: Font.regular(16.0), textColor: self.presentationData.theme.list.itemAccentColor),
+                    linkAttribute: { url in
+                        return ("URL", url)
+                    }
+                ))
                 items.append(.text(textNode))
+                textNode.highlightAttributeAction = { attributes in
+                    if let _ = attributes[NSAttributedString.Key(rawValue: "URL")] {
+                        return NSAttributedString.Key(rawValue: "URL")
+                    } else {
+                        return nil
+                    }
+                }
+                textNode.tapAttributeAction = { attributes, _ in
+                    if let value = attributes[NSAttributedString.Key(rawValue: "URL")] as? String {
+                        openUrl?(value)
+                    }
+                }
+                textNode.linkHighlightColor = self.presentationData.theme.list.itemAccentColor.withAlphaComponent(0.5)
 
                 if !didAddUrl {
                     didAddUrl = true
                     items.append(.link(LinkNode(text: self.presentationData.strings.SponsoredMessageInfo_Url, color: self.presentationData.theme.list.itemAccentColor, action: {
-                        openUrl?()
+                        openUrl?(defaultUrl)
                     })))
                 }
             }
             if !didAddUrl {
                 didAddUrl = true
                 items.append(.link(LinkNode(text: self.presentationData.strings.SponsoredMessageInfo_Url, color: self.presentationData.theme.list.itemAccentColor, action: {
-                    openUrl?()
+                    openUrl?(defaultUrl)
                 })))
             }
             self.items = items
@@ -133,11 +161,11 @@ public final class AdInfoScreen: ViewController {
                 }
             }
 
-            openUrl = { [weak self] in
+            openUrl = { [weak self] url in
                 guard let strongSelf = self else {
                     return
                 }
-                strongSelf.context.sharedContext.applicationBindings.openUrl(strongSelf.presentationData.strings.SponsoredMessageInfo_Url)
+                strongSelf.context.sharedContext.applicationBindings.openUrl(url)
             }
         }
 

submodules/AnimatedAvatarSetNode/Sources/AnimatedAvatarSetNode.swift

@@ -277,10 +277,14 @@ public final class AnimatedAvatarSetNode: ASDisplayNode {
             guard let itemNode = self.contentNodes.removeValue(forKey: key) else {
                 continue
             }
-            itemNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak itemNode] _ in
-                itemNode?.removeFromSupernode()
-            })
-            itemNode.layer.animateScale(from: 1.0, to: 0.1, duration: 0.2, removeOnCompletion: false)
+            if animated {
+                itemNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak itemNode] _ in
+                    itemNode?.removeFromSupernode()
+                })
+                itemNode.layer.animateScale(from: 1.0, to: 0.1, duration: 0.2, removeOnCompletion: false)
+            } else {
+                itemNode.removeFromSupernode()
+            }
         }
         
         return CGSize(width: contentWidth, height: contentHeight)

submodules/AnimatedStickerNode/Sources/VideoStickerFrameSource.swift

@@ -277,7 +277,7 @@ public func makeVideoStickerDirectFrameSource(queue: Queue, path: String, width:
     return VideoStickerDirectFrameSource(queue: queue, path: path, width: width, height: height, cachePathPrefix: cachePathPrefix, unpremultiplyAlpha: unpremultiplyAlpha)
 }
 
-final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
+public final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
     private let queue: Queue
     private let path: String
     private let width: Int
@@ -285,13 +285,13 @@ final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
     private let cache: VideoStickerFrameSourceCache?
     private let image: UIImage?
     private let bytesPerRow: Int
-    var frameCount: Int
-    let frameRate: Int
+    public var frameCount: Int
+    public let frameRate: Int
     fileprivate var currentFrame: Int
     
     private let source: SoftwareVideoSource?
     
-    var frameIndex: Int {
+    public var frameIndex: Int {
         if self.frameCount == 0 {
             return 0
         } else {
@@ -299,7 +299,7 @@ final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
         }
     }
     
-    init?(queue: Queue, path: String, width: Int, height: Int, cachePathPrefix: String?, unpremultiplyAlpha: Bool = true) {
+    public init?(queue: Queue, path: String, width: Int, height: Int, cachePathPrefix: String?, unpremultiplyAlpha: Bool = true) {
         self.queue = queue
         self.path = path
         self.width = width
@@ -334,7 +334,7 @@ final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
         assert(self.queue.isCurrent())
     }
     
-    func takeFrame(draw: Bool) -> AnimatedStickerFrame? {
+    public func takeFrame(draw: Bool) -> AnimatedStickerFrame? {
         let frameIndex: Int
         if self.frameCount > 0 {
             frameIndex = self.currentFrame % self.frameCount
@@ -415,11 +415,11 @@ final class VideoStickerDirectFrameSource: AnimatedStickerFrameSource {
         }
     }
     
-    func skipToEnd() {
+    public func skipToEnd() {
         self.currentFrame = self.frameCount - 1
     }
 
-    func skipToFrameIndex(_ index: Int) {
+    public func skipToFrameIndex(_ index: Int) {
         self.currentFrame = index
     }
 }

submodules/AsyncDisplayKit/Source/ASDisplayNode.mm

@@ -2998,7 +2998,7 @@ ASDISPLAYNODE_INLINE BOOL subtreeIsRasterized(ASDisplayNode *node) {
         if ([self _implementsDisplay]) {
           if (nowDisplay) {
             [ASDisplayNode scheduleNodeForRecursiveDisplay:self];
-          } else {
+          } else if (!self.disableClearContentsOnHide) {
             [[self asyncLayer] cancelAsyncDisplay];
             //schedule clear contents on next runloop
             dispatch_async(dispatch_get_main_queue(), ^{

submodules/AsyncDisplayKit/Source/PublicHeaders/AsyncDisplayKit/ASDisplayNode.h

@@ -567,6 +567,8 @@ AS_EXTERN NSInteger const ASDefaultDrawingPriority;
  */
 @property BOOL automaticallyRelayoutOnLayoutMarginsChanges;
 
+@property (nonatomic) bool disableClearContentsOnHide;
+
 @end
 
 /**

submodules/AttachmentTextInputPanelNode/Sources/AttachmentTextInputPanelNode.swift

@@ -3,7 +3,6 @@ import UIKit
 import Display
 import AsyncDisplayKit
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import MobileCoreServices
 import TelegramPresentationData

submodules/AttachmentUI/Sources/AttachmentContainer.swift

@@ -80,6 +80,7 @@ final class AttachmentContainer: ASDisplayNode, UIGestureRecognizerDelegate {
         })
         self.container.clipsToBounds = true
         self.container.overflowInset = overflowInset
+        self.container.shouldAnimateDisappearance = true
         
         super.init()
         
@@ -539,7 +540,15 @@ final class AttachmentContainer: ASDisplayNode, UIGestureRecognizerDelegate {
                     controller.setIgnoreAppearanceMethodInvocations(false)
                     controller.viewDidDisappear(transition.isAnimated)
                 }
+                if let (layout, _, coveredByModalTransition) = self.validLayout {
+                    self.update(layout: layout, controllers: [], coveredByModalTransition: coveredByModalTransition, transition: .immediate)
+                }
                 completion()
+                
+                var bounds = self.bounds
+                bounds.origin.y = 0.0
+                self.bounds = bounds
+                
                 return transition
             }
         }

submodules/AttachmentUI/Sources/AttachmentController.swift

@@ -84,6 +84,7 @@ public protocol AttachmentContainable: ViewController {
     var cancelPanGesture: () -> Void { get set }
     var isContainerPanning: () -> Bool { get set }
     var isContainerExpanded: () -> Bool { get set }
+    var mediaPickerContext: AttachmentMediaPickerContext? { get }
     
     func isContainerPanningUpdated(_ panning: Bool)
     
@@ -206,7 +207,7 @@ public class AttachmentController: ViewController {
         private weak var controller: AttachmentController?
         private let dim: ASDisplayNode
         private let shadowNode: ASImageNode
-        private let container: AttachmentContainer
+        fileprivate let container: AttachmentContainer
         private let makeEntityInputView: () -> AttachmentTextInputPanelInputView?
         let panel: AttachmentPanel
         
@@ -215,7 +216,7 @@ public class AttachmentController: ViewController {
         
         private var validLayout: ContainerViewLayout?
         private var modalProgress: CGFloat = 0.0
-        private var isDismissing = false
+        fileprivate var isDismissing = false
                 
         private let captionDisposable = MetaDisposable()
         private let mediaSelectionCountDisposable = MetaDisposable()
@@ -312,6 +313,10 @@ public class AttachmentController: ViewController {
             
             self.container.updateModalProgress = { [weak self] progress, transition in
                 if let strongSelf = self, let layout = strongSelf.validLayout, !strongSelf.isDismissing {
+                    var transition = transition
+                    if strongSelf.container.supernode == nil {
+                        transition = .animated(duration: 0.4, curve: .spring)
+                    }
                     strongSelf.controller?.updateModalStyleOverlayTransitionFactor(progress, transition: transition)
                     
                     strongSelf.modalProgress = progress
@@ -644,7 +649,7 @@ public class AttachmentController: ViewController {
             } else {
                 ContainedViewLayoutTransition.animated(duration: 0.3, curve: .linear).updateAlpha(node: self.dim, alpha: 1.0)
                 
-                let targetPosition = self.container.position
+                let targetPosition = CGPoint(x: layout.size.width / 2.0, y: layout.size.height / 2.0)
                 let startPosition = targetPosition.offsetBy(dx: 0.0, dy: layout.size.height)
                 
                 self.container.position = startPosition
@@ -673,6 +678,7 @@ public class AttachmentController: ViewController {
                 self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.3, removeOnCompletion: false, completion: { [weak self] _ in
                     let _ = self?.container.dismiss(transition: .immediate, completion: completion)
                     self?.animating = false
+                    self?.layer.removeAllAnimations()
                 })
             } else {
                 let positionTransition: ContainedViewLayoutTransition = .animated(duration: 0.25, curve: .easeInOut)
@@ -740,12 +746,12 @@ public class AttachmentController: ViewController {
                 let position: CGPoint
                 let positionY = layout.size.height - size.height - insets.bottom - 40.0
                 if let sourceRect = controller.getSourceRect?() {
-                    position = CGPoint(x: floor(sourceRect.midX - size.width / 2.0), y: min(positionY, sourceRect.minY - size.height))
+                    position = CGPoint(x: min(layout.size.width - size.width - 28.0, floor(sourceRect.midX - size.width / 2.0)), y: min(positionY, sourceRect.minY - size.height))
                 } else {
                     position = CGPoint(x: masterWidth - 174.0, y: positionY)
                 }
                 
-                if controller.isStandalone {
+                if controller.isStandalone && !controller.forceSourceRect {
                     var containerY = floorToScreenPixels((layout.size.height - size.height) / 2.0)
                     if let inputHeight = layout.inputHeight, inputHeight > 88.0 {
                         containerY = layout.size.height - inputHeight - size.height - 80.0
@@ -876,7 +882,7 @@ public class AttachmentController: ViewController {
                 
                 self.container.update(layout: containerLayout, controllers: controllers, coveredByModalTransition: 0.0, transition: self.switchingController ? .immediate : transition)
                                     
-                if self.container.supernode == nil, !controllers.isEmpty && self.container.isReady {
+                if self.container.supernode == nil, !controllers.isEmpty && self.container.isReady && !self.isDismissing {
                     self.wrapperNode.addSubnode(self.container)
                     
                     if fromMenu, let _ = controller.getInputContainerNode() {
@@ -928,6 +934,8 @@ public class AttachmentController: ViewController {
         fatalError("init(coder:) has not been implemented")
     }
     
+    public var forceSourceRect = false
+    
     fileprivate var isStandalone: Bool {
         return self.buttons.contains(.standalone)
     }
@@ -964,12 +972,17 @@ public class AttachmentController: ViewController {
                     self?.didDismiss()
                     self?._dismiss()
                     completion?()
+                    self?.dismissedFlag = false
+                    self?.node.isDismissing = false
+                    self?.node.container.removeFromSupernode()
                 })
             }
         } else {
             self.didDismiss()
             self._dismiss()
             completion?()
+            self.node.isDismissing = false
+            self.node.container.removeFromSupernode()
         }
     }
     

submodules/AuthorizationUI/Sources/AuthorizationSequenceController.swift

@@ -221,6 +221,13 @@ public final class AuthorizationSequenceController: NavigationController, MFMail
                                     case .phoneLimitExceeded:
                                         text = strongSelf.presentationData.strings.Login_PhoneFloodError
                                         actions.append(TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {}))
+                                    case .appOutdated:
+                                        text = strongSelf.presentationData.strings.Login_ErrorAppOutdated
+                                        let updateUrl = strongSelf.presentationData.strings.InviteText_URL
+                                        let sharedContext = strongSelf.sharedContext
+                                        actions.append(TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {
+                                            sharedContext.applicationBindings.openUrl(updateUrl)
+                                        }))
                                     case .phoneBanned:
                                         text = strongSelf.presentationData.strings.Login_PhoneBannedError
                                         actions.append(TextAlertAction(type: .genericAction, title: strongSelf.presentationData.strings.Common_OK, action: {}))
@@ -581,6 +588,8 @@ public final class AuthorizationSequenceController: NavigationController, MFMail
                         if let strongSelf = self, let controller = controller {
                             controller.inProgress = false
                             
+                            var actions: [TextAlertAction] = [TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {})]
+                            
                             let text: String
                             switch error {
                                 case .limitExceeded:
@@ -589,6 +598,13 @@ public final class AuthorizationSequenceController: NavigationController, MFMail
                                     text = strongSelf.presentationData.strings.Login_InvalidPhoneError
                                 case .phoneLimitExceeded:
                                     text = strongSelf.presentationData.strings.Login_PhoneFloodError
+                                case .appOutdated:
+                                    text = strongSelf.presentationData.strings.Login_ErrorAppOutdated
+                                    let updateUrl = strongSelf.presentationData.strings.InviteText_URL
+                                    let sharedContext = strongSelf.sharedContext
+                                    actions = [TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {
+                                        sharedContext.applicationBindings.openUrl(updateUrl)
+                                    })]
                                 case .phoneBanned:
                                     text = strongSelf.presentationData.strings.Login_PhoneBannedError
                                 case .generic:
@@ -597,7 +613,7 @@ public final class AuthorizationSequenceController: NavigationController, MFMail
                                     text = strongSelf.presentationData.strings.Login_NetworkError
                             }
                             
-                            controller.present(standardTextAlertController(theme: AlertControllerTheme(presentationData: strongSelf.presentationData), title: nil, text: text, actions: [TextAlertAction(type: .defaultAction, title: strongSelf.presentationData.strings.Common_OK, action: {})]), in: .window(.root))
+                            controller.present(standardTextAlertController(theme: AlertControllerTheme(presentationData: strongSelf.presentationData), title: nil, text: text, actions: actions), in: .window(.root))
                         }
                     }))
                 }

submodules/AuthorizationUI/Sources/AuthorizationSequencePhoneEntryControllerNode.swift

@@ -128,8 +128,9 @@ private final class PhoneAndCountryNode: ASDisplayNode {
             if let strongSelf = self {
                 let _ = strongSelf.processNumberChange(number: strongSelf.phoneInputNode.number)
                                 
-                if strongSelf.hasCountry {
-                    strongSelf.hasNumberUpdated?(!strongSelf.phoneInputNode.codeAndNumber.2.isEmpty)
+                let isServiceNumber = strongSelf.phoneInputNode.number.hasPrefix("+999")
+                if strongSelf.hasCountry || isServiceNumber {
+                    strongSelf.hasNumberUpdated?(!strongSelf.phoneInputNode.codeAndNumber.2.isEmpty || isServiceNumber)
                 } else {
                     strongSelf.hasNumberUpdated?(false)
                 }

submodules/AuthorizationUI/Sources/AuthorizationSequenceSignUpControllerNode.swift

@@ -179,7 +179,7 @@ final class AuthorizationSequenceSignUpControllerNode: ASDisplayNode, UITextFiel
         
         self.addPhotoButton.addTarget(self, action: #selector(self.addPhotoPressed), forControlEvents: .touchUpInside)
         
-        self.termsNode.linkHighlightColor = self.theme.list.itemAccentColor.withAlphaComponent(0.5)
+        self.termsNode.linkHighlightColor = self.theme.list.itemAccentColor.withAlphaComponent(0.2)
         self.termsNode.highlightAttributeAction = { attributes in
             if let _ = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] {
                 return NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)

submodules/AuthorizationUtils/Sources/AuthorizationOptionText.swift

@@ -87,7 +87,7 @@ public func authorizationNextOptionText(currentType: SentAuthorizationCodeType,
             case .flashCall, .missedCall:
                 return (NSAttributedString(string: strings.Login_SendCodeViaFlashCall, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             case .fragment:
-                return (NSAttributedString(string: "Send code via fragment", font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
+                return (NSAttributedString(string: strings.Login_GetCodeViaFragment, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             case .none:
                 return (NSAttributedString(string: strings.Login_HaveNotReceivedCodeInternal, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             }
@@ -100,7 +100,7 @@ public func authorizationNextOptionText(currentType: SentAuthorizationCodeType,
             case .flashCall, .missedCall:
                 return (NSAttributedString(string: strings.Login_SendCodeViaFlashCall, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             case .fragment:
-                return (NSAttributedString(string: "Send code via fragment", font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
+                return (NSAttributedString(string: strings.Login_GetCodeViaFragment, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             case .none:
                 return (NSAttributedString(string: strings.Login_HaveNotReceivedCodeInternal, font: Font.regular(16.0), textColor: accentColor, paragraphAlignment: .center), true)
             }

submodules/AvatarNode/BUILD

@@ -20,6 +20,8 @@ swift_library(
         "//submodules/Emoji:Emoji",
         "//submodules/TinyThumbnail:TinyThumbnail",
         "//submodules/FastBlur:FastBlur",
+        "//submodules/ComponentFlow",
+        "//submodules/TelegramUI/Components/Stories/AvatarStoryIndicatorComponent",
     ],
     visibility = [
         "//visibility:public",

submodules/AvatarVideoNode/Sources/AvatarVideoNode.swift

@@ -5,7 +5,6 @@ import Display
 import SwiftSignalKit
 import UniversalMediaPlayer
 import TelegramUniversalVideoContent
-import Postbox
 import TelegramCore
 import AccountContext
 import ComponentFlow
@@ -207,7 +206,7 @@ public final class AvatarVideoNode: ASDisplayNode {
             self.backgroundNode.image = nil
             
             let videoId = photo.id?.id ?? peer.id.id._internalGetInt64Value()
-            let videoFileReference = FileMediaReference.avatarList(peer: peerReference, media: TelegramMediaFile(fileId: MediaId(namespace: Namespaces.Media.LocalFile, id: 0), partialReference: nil, resource: video.resource, previewRepresentations: photo.representations, videoThumbnails: [], immediateThumbnailData: photo.immediateThumbnailData, mimeType: "video/mp4", size: nil, attributes: [.Animated, .Video(duration: 0, size: video.dimensions, flags: [])]))
+            let videoFileReference = FileMediaReference.avatarList(peer: peerReference, media: TelegramMediaFile(fileId: EngineMedia.Id(namespace: Namespaces.Media.LocalFile, id: 0), partialReference: nil, resource: video.resource, previewRepresentations: photo.representations, videoThumbnails: [], immediateThumbnailData: photo.immediateThumbnailData, mimeType: "video/mp4", size: nil, attributes: [.Animated, .Video(duration: 0, size: video.dimensions, flags: [], preloadSize: nil)]))
             let videoContent = NativeVideoContent(id: .profileVideo(videoId, nil), userLocation: .other, fileReference: videoFileReference, streamVideo: isMediaStreamable(resource: video.resource) ? .conservative : .none, loopVideo: true, enableSound: false, fetchAutomatically: true, onlyFullSizeThumbnail: false, useLargeThumbnail: true, autoFetchFullSizeThumbnail: true, startTimestamp: video.startTimestamp, continuePlayingWithoutSoundOnLostAudioSession: false, placeholderColor: .clear, captureProtected: false, storeAfterDownload: nil)
             if videoContent.id != self.videoContent?.id {
                 self.videoNode?.removeFromSupernode()

submodules/BotPaymentsUI/Sources/BotCheckoutControllerNode.swift

@@ -577,7 +577,7 @@ private final class RecurrentConfirmationNode: ASDisplayNode {
         
         let checkSize = CGSize(width: 22.0, height: 22.0)
         
-        self.textNode.linkHighlightColor = presentationData.theme.list.itemAccentColor.withAlphaComponent(0.3)
+        self.textNode.linkHighlightColor = presentationData.theme.list.itemAccentColor.withAlphaComponent(0.2)
         
         let attributedText = parseMarkdownIntoAttributedString(
             presentationData.strings.Bot_AccepRecurrentInfo(botName).string,

submodules/BotPaymentsUI/Sources/BotCheckoutHeaderItem.swift

@@ -8,7 +8,6 @@ import TelegramPresentationData
 import ItemListUI
 import PresentationDataUtils
 import PhotoResources
-import Postbox
 
 class BotCheckoutHeaderItem: ListViewItem, ItemListItem {
     let account: Account
@@ -168,7 +167,7 @@ class BotCheckoutHeaderItemNode: ListViewItemNode {
             
             var imageApply: (() -> Void)?
             var updatedImageSignal: Signal<(TransformImageArguments) -> DrawingContext?, NoError>?
-            var updatedFetchSignal: Signal<FetchResourceSourceType, FetchResourceError>?
+            var updatedFetchSignal: Signal<Never, NoError>?
             if let photo = item.invoice.photo, let dimensions = photo.dimensions {
                 let arguments = TransformImageArguments(corners: ImageCorners(radius: 4.0), imageSize: dimensions.cgSize.aspectFilled(imageSize), boundingSize: imageSize, intrinsicInsets: UIEdgeInsets(), emptyColor: item.theme.list.mediaPlaceholderColor)
                 imageApply = makeImageLayout(arguments)
@@ -184,6 +183,10 @@ class BotCheckoutHeaderItemNode: ListViewItemNode {
                         break
                     }
                     updatedFetchSignal = fetchedMediaResource(mediaBox: item.account.postbox.mediaBox, userLocation: userLocation, userContentType: .image, reference: .standalone(resource: photo.resource))
+                    |> ignoreValues
+                    |> `catch` { _ -> Signal<Never, NoError> in
+                        return .complete()
+                    }
                 }
             }
             
@@ -191,7 +194,9 @@ class BotCheckoutHeaderItemNode: ListViewItemNode {
             
             let (botNameLayout, botNameApply) = makeBotNameLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: item.botName, font: textFont, textColor: item.theme.list.itemSecondaryTextColor), backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: maxTextWidth, height: CGFloat.greatestFiniteMagnitude), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
             
-            let (textLayout, textApply) = makeTextLayout(TextNodeLayoutArguments(attributedString: NSAttributedString(string: item.invoice.description, font: textFont, textColor: textColor), backgroundColor: nil, maximumNumberOfLines: 0, truncationType: .end, constrainedSize: CGSize(width: maxTextWidth, height: maxTextHeight - titleLayout.size.height - titleTextSpacing - botNameLayout.size.height - textBotNameSpacing), alignment: .natural, cutout: nil, insets: UIEdgeInsets()))
+            let textLayoutMaxHeight: CGFloat = maxTextHeight - titleLayout.size.height - titleTextSpacing - botNameLayout.size.height - textBotNameSpacing
+            let textArguments = TextNodeLayoutArguments(attributedString: NSAttributedString(string: item.invoice.description, font: textFont, textColor: textColor), backgroundColor: nil, maximumNumberOfLines: 0, truncationType: .end, constrainedSize: CGSize(width: maxTextWidth, height: textLayoutMaxHeight), alignment: .natural, cutout: nil, insets: UIEdgeInsets())
+            let (textLayout, textApply) = makeTextLayout(textArguments)
             
             let contentHeight: CGFloat
             if let _ = imageApply {

submodules/BotPaymentsUI/Sources/TipEditController.swift

@@ -3,7 +3,6 @@ import UIKit
 import SwiftSignalKit
 import AsyncDisplayKit
 import Display
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import AccountContext

submodules/CalendarMessageScreen/Sources/CalendarMessageScreen.swift

@@ -3,7 +3,6 @@ import UIKit
 import Display
 import AsyncDisplayKit
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import AccountContext
 import TelegramPresentationData
@@ -371,7 +370,7 @@ private final class DayComponent: Component {
         private var currentSelection: DaySelection?
 
         private(set) var timestamp: Int32?
-        private(set) var index: MessageIndex?
+        private(set) var index: EngineMessage.Index?
         private var isHighlightingEnabled: Bool = false
 
         init() {
@@ -983,12 +982,12 @@ public final class CalendarMessageScreen: ViewController {
 
         private weak var controller: CalendarMessageScreen?
         private let context: AccountContext
-        private let peerId: PeerId
+        private let peerId: EnginePeer.Id
         private let initialTimestamp: Int32
         private let enableMessageRangeDeletion: Bool
         private let canNavigateToEmptyDays: Bool
         private let navigateToOffset: (Int, Int32) -> Void
-        private let previewDay: (Int32, MessageIndex?, ASDisplayNode, CGRect, ContextGesture) -> Void
+        private let previewDay: (Int32, EngineMessage.Index?, ASDisplayNode, CGRect, ContextGesture) -> Void
 
         private var presentationData: PresentationData
         private var scrollView: Scroller
@@ -1019,13 +1018,13 @@ public final class CalendarMessageScreen: ViewController {
         init(
             controller: CalendarMessageScreen,
             context: AccountContext,
-            peerId: PeerId,
+            peerId: EnginePeer.Id,
             calendarSource: SparseMessageCalendar,
             initialTimestamp: Int32,
             enableMessageRangeDeletion: Bool,
             canNavigateToEmptyDays: Bool,
             navigateToOffset: @escaping (Int, Int32) -> Void,
-            previewDay: @escaping (Int32, MessageIndex?, ASDisplayNode, CGRect, ContextGesture) -> Void
+            previewDay: @escaping (Int32, EngineMessage.Index?, ASDisplayNode, CGRect, ContextGesture) -> Void
         ) {
             self.controller = controller
             self.context = context
@@ -1370,7 +1369,7 @@ public final class CalendarMessageScreen: ViewController {
             if self.selectionState?.dayRange == nil {
                 if let selectionToolbarNode = self.selectionToolbarNode {
                     let toolbarFrame = selectionToolbarNode.view.convert(selectionToolbarNode.bounds, to: self.view)
-                    self.controller?.present(TooltipScreen(account: self.context.account, sharedContext: self.context.sharedContext, text: self.presentationData.strings.MessageCalendar_EmptySelectionTooltip, style: .default, icon: .none, location: .point(toolbarFrame.insetBy(dx: 0.0, dy: 10.0), .bottom), shouldDismissOnTouch: { point in
+                    self.controller?.present(TooltipScreen(account: self.context.account, sharedContext: self.context.sharedContext, text: .plain(text: self.presentationData.strings.MessageCalendar_EmptySelectionTooltip), style: .default, icon: .none, location: .point(toolbarFrame.insetBy(dx: 0.0, dy: 10.0), .bottom), shouldDismissOnTouch: { _, _ in
                         return .dismiss(consume: false)
                     }), in: .current)
                 }
@@ -1783,9 +1782,9 @@ public final class CalendarMessageScreen: ViewController {
             guard let calendarState = self.calendarState else {
                 return
             }
-            var messageMap: [Message] = []
+            var messageMap: [EngineMessage] = []
             for (_, entry) in calendarState.messagesByDay {
-                messageMap.append(entry.message)
+                messageMap.append(EngineMessage(entry.message))
             }
 
             var updatedMedia: [Int: [Int: DayMedia]] = [:]
@@ -1805,7 +1804,7 @@ public final class CalendarMessageScreen: ViewController {
                             mediaLoop: for media in message.media {
                                 switch media {
                                 case _ as TelegramMediaImage, _ as TelegramMediaFile:
-                                    updatedMedia[i]![day] = DayMedia(message: EngineMessage(message), media: EngineMedia(media))
+                                    updatedMedia[i]![day] = DayMedia(message: message, media: EngineMedia(media))
                                     break mediaLoop
                                 default:
                                     break
@@ -1830,13 +1829,13 @@ public final class CalendarMessageScreen: ViewController {
     }
 
     private let context: AccountContext
-    private let peerId: PeerId
+    private let peerId: EnginePeer.Id
     private let calendarSource: SparseMessageCalendar
     private let initialTimestamp: Int32
     private let enableMessageRangeDeletion: Bool
     private let canNavigateToEmptyDays: Bool
     private let navigateToDay: (CalendarMessageScreen, Int, Int32) -> Void
-    private let previewDay: (Int32, MessageIndex?, ASDisplayNode, CGRect, ContextGesture) -> Void
+    private let previewDay: (Int32, EngineMessage.Index?, ASDisplayNode, CGRect, ContextGesture) -> Void
 
     private var presentationData: PresentationData
     
@@ -1844,13 +1843,13 @@ public final class CalendarMessageScreen: ViewController {
 
     public init(
         context: AccountContext,
-        peerId: PeerId,
+        peerId: EnginePeer.Id,
         calendarSource: SparseMessageCalendar,
         initialTimestamp: Int32,
         enableMessageRangeDeletion: Bool,
         canNavigateToEmptyDays: Bool,
         navigateToDay: @escaping (CalendarMessageScreen, Int, Int32) -> Void,
-        previewDay: @escaping (Int32, MessageIndex?, ASDisplayNode, CGRect, ContextGesture) -> Void
+        previewDay: @escaping (Int32, EngineMessage.Index?, ASDisplayNode, CGRect, ContextGesture) -> Void
     ) {
         self.context = context
         self.peerId = peerId

submodules/Camera/BUILD

@@ -1,4 +1,44 @@
 load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library")
+load(
+    "@build_bazel_rules_apple//apple:resources.bzl",
+    "apple_resource_bundle",
+    "apple_resource_group",
+)
+load("//build-system/bazel-utils:plist_fragment.bzl",
+    "plist_fragment",
+)
+
+filegroup(
+    name = "CameraMetalResources",
+    srcs = glob([
+        "MetalResources/**/*.*",
+    ]),
+    visibility = ["//visibility:public"],
+)
+
+plist_fragment(
+    name = "CameraBundleInfoPlist",
+    extension = "plist",
+    template =
+    """
+    <key>CFBundleIdentifier</key>
+    <string>org.telegram.Camera</string>
+    <key>CFBundleDevelopmentRegion</key>
+    <string>en</string>
+    <key>CFBundleName</key>
+    <string>Camera</string>
+    """
+)
+
+apple_resource_bundle(
+    name = "CameraBundle",
+    infoplists = [
+        ":CameraBundleInfoPlist",
+    ],
+    resources = [
+        ":CameraMetalResources",
+    ],
+)
 
 swift_library(
     name = "Camera",
@@ -9,10 +49,15 @@ swift_library(
     copts = [
         "-warnings-as-errors",
     ],
+    data = [
+        ":CameraBundle",
+    ],
     deps = [
         "//submodules/SSignalKit/SwiftSignalKit:SwiftSignalKit",
         "//submodules/AsyncDisplayKit:AsyncDisplayKit",
         "//submodules/Display:Display",
+        "//submodules/ImageBlur:ImageBlur",
+        "//submodules/TelegramCore:TelegramCore",
     ],
     visibility = [
         "//visibility:public",

submodules/Camera/MetalResources/camera.metal

@@ -0,0 +1,30 @@
+#include <metal_stdlib>
+using namespace metal;
+
+// Vertex input/output structure for passing results from vertex shader to fragment shader
+struct VertexIO
+{
+    float4 position [[position]];
+    float2 textureCoord [[user(texturecoord)]];
+};
+
+// Vertex shader for a textured quad
+vertex VertexIO vertexPassThrough(const device packed_float4 *pPosition  [[ buffer(0) ]],
+                                  const device packed_float2 *pTexCoords [[ buffer(1) ]],
+                                  uint                  vid        [[ vertex_id ]])
+{
+    VertexIO outVertex;
+    
+    outVertex.position = pPosition[vid];
+    outVertex.textureCoord = pTexCoords[vid];
+    
+    return outVertex;
+}
+
+// Fragment shader for a textured quad
+fragment half4 fragmentPassThrough(VertexIO         inputFragment [[ stage_in ]],
+                                   texture2d<half> inputTexture  [[ texture(0) ]],
+                                   sampler         samplr        [[ sampler(0) ]])
+{
+    return inputTexture.sample(samplr, inputFragment.textureCoord);
+}

submodules/Camera/Sources/Camera.swift

@@ -1,21 +1,123 @@
 import Foundation
+import UIKit
 import SwiftSignalKit
 import AVFoundation
+import CoreImage
+import TelegramCore
+
+final class CameraSession {
+    private let singleSession: AVCaptureSession?
+    private let multiSession: Any?
+    
+    let hasMultiCam: Bool
+        
+    init() {
+        if #available(iOS 13.0, *), AVCaptureMultiCamSession.isMultiCamSupported {
+            self.multiSession = AVCaptureMultiCamSession()
+            self.singleSession = nil
+            self.hasMultiCam = true
+        } else {
+            self.singleSession = AVCaptureSession()
+            self.multiSession = nil
+            self.hasMultiCam = false
+        }
+        self.session.sessionPreset = .inputPriority
+    }
+    
+    var session: AVCaptureSession {
+        if #available(iOS 13.0, *), let multiSession = self.multiSession as? AVCaptureMultiCamSession {
+            return multiSession
+        } else if let session = self.singleSession {
+            return session
+        } else {
+            fatalError()
+        }
+    }
+    
+    var supportsDualCam: Bool {
+        return self.multiSession != nil
+    }
+}
+
+final class CameraDeviceContext {
+    private weak var session: CameraSession?
+    private weak var previewView: CameraSimplePreviewView?
+    
+    private let exclusive: Bool
+    private let additional: Bool
+    
+    let device = CameraDevice()
+    let input = CameraInput()
+    let output: CameraOutput
+    
+    init(session: CameraSession, exclusive: Bool, additional: Bool) {
+        self.session = session
+        self.exclusive = exclusive
+        self.additional = additional
+        self.output = CameraOutput(exclusive: exclusive)
+    }
+    
+    func configure(position: Camera.Position, previewView: CameraSimplePreviewView?, audio: Bool, photo: Bool, metadata: Bool) {
+        guard let session = self.session else {
+            return
+        }
+        
+        self.previewView = previewView
+        
+        self.device.configure(for: session, position: position, dual: !exclusive || additional)
+        self.device.configureDeviceFormat(maxDimensions: self.preferredMaxDimensions, maxFramerate: self.preferredMaxFrameRate)
+        self.input.configure(for: session, device: self.device, audio: audio)
+        self.output.configure(for: session, device: self.device, input: self.input, previewView: previewView, audio: audio, photo: photo, metadata: metadata)
+        
+        self.output.configureVideoStabilization()
+        
+        self.device.resetZoom(neutral: self.exclusive || !self.additional)
+    }
+    
+    func invalidate() {
+        guard let session = self.session else {
+            return
+        }
+        self.output.invalidate(for: session)
+        self.input.invalidate(for: session)
+    }
+    
+    private var preferredMaxDimensions: CMVideoDimensions {
+        if self.additional {
+            return CMVideoDimensions(width: 1920, height: 1440)
+        } else {
+            return CMVideoDimensions(width: 1920, height: 1080)
+        }
+    }
+    
+    private var preferredMaxFrameRate: Double {
+        if !self.exclusive {
+            return 30.0
+        }
+        switch DeviceModel.current {
+        case .iPhone14ProMax, .iPhone13ProMax:
+            return 60.0
+        default:
+            return 30.0
+        }
+    }
+}
 
 private final class CameraContext {
     private let queue: Queue
-    private let session = AVCaptureSession()
-    private let device: CameraDevice
-    private let input = CameraInput()
-    private let output = CameraOutput()
+    
+    private let session: CameraSession
+    
+    private var mainDeviceContext: CameraDeviceContext?
+    private var additionalDeviceContext: CameraDeviceContext?
+
+    private let cameraImageContext = CIContext()
     
     private let initialConfiguration: Camera.Configuration
     private var invalidated = false
     
-    private var previousSampleBuffer: CMSampleBuffer?
-    var processSampleBuffer: ((CMSampleBuffer) -> Void)?
-    
     private let detectedCodesPipe = ValuePipe<[CameraCode]>()
+    fileprivate let modeChangePromise = ValuePromise<Camera.ModeChange>(.none)
     
     var previewNode: CameraPreviewNode? {
         didSet {
@@ -23,87 +125,414 @@ private final class CameraContext {
         }
     }
     
-    init(queue: Queue, configuration: Camera.Configuration) {
-        self.queue = queue
-        self.initialConfiguration = configuration
-        
-        self.device = CameraDevice()
-        self.device.configure(for: self.session, position: configuration.position)
-        
-        self.session.beginConfiguration()
-        self.session.sessionPreset = configuration.preset
-        self.input.configure(for: self.session, device: self.device, audio: configuration.audio)
-        self.output.configure(for: self.session)
-        self.session.commitConfiguration()
-        
-        self.output.processSampleBuffer = { [weak self] sampleBuffer, connection in
-            if let formatDescription = CMSampleBufferGetFormatDescription(sampleBuffer), CMFormatDescriptionGetMediaType(formatDescription) == kCMMediaType_Video {
-                self?.previousSampleBuffer = sampleBuffer
-                self?.previewNode?.enqueue(sampleBuffer)
+    var previewView: CameraPreviewView?
+    
+    var simplePreviewView: CameraSimplePreviewView?
+    var secondaryPreviewView: CameraSimplePreviewView?
+    
+    private var lastSnapshotTimestamp: Double = CACurrentMediaTime()
+    private var lastAdditionalSnapshotTimestamp: Double = CACurrentMediaTime()
+    private func savePreviewSnapshot(pixelBuffer: CVPixelBuffer, front: Bool) {
+        Queue.concurrentDefaultQueue().async {
+            var ciImage = CIImage(cvImageBuffer: pixelBuffer)
+            let size = ciImage.extent.size
+            if front {
+                var transform = CGAffineTransformMakeScale(1.0, -1.0)
+                transform = CGAffineTransformTranslate(transform, 0.0, -size.height)
+                ciImage = ciImage.transformed(by: transform)
             }
-            
-            self?.queue.async {
-                self?.processSampleBuffer?(sampleBuffer)
+            ciImage = ciImage.clampedToExtent().applyingGaussianBlur(sigma: 40.0).cropped(to: CGRect(origin: .zero, size: size))
+            if let cgImage = self.cameraImageContext.createCGImage(ciImage, from: ciImage.extent) {
+                let uiImage = UIImage(cgImage: cgImage, scale: 1.0, orientation: .right)
+                if front {
+                    CameraSimplePreviewView.saveLastFrontImage(uiImage)
+                } else {
+                    CameraSimplePreviewView.saveLastBackImage(uiImage)
+                }
             }
         }
-        
-        self.output.processCodes = { [weak self] codes in
-            self?.detectedCodesPipe.putNext(codes)
-        }
     }
-    
+        
+    init(queue: Queue, session: CameraSession, configuration: Camera.Configuration, metrics: Camera.Metrics, previewView: CameraSimplePreviewView?, secondaryPreviewView: CameraSimplePreviewView?) {
+        self.queue = queue
+        self.session = session
+        self.initialConfiguration = configuration
+        self.simplePreviewView = previewView
+        self.secondaryPreviewView = secondaryPreviewView
+        
+        self.positionValue = configuration.position
+        self._positionPromise = ValuePromise<Camera.Position>(configuration.position)
+        
+        self.setDualCameraEnabled(configuration.isDualEnabled, change: false)
+                        
+        NotificationCenter.default.addObserver(
+            self,
+            selector: #selector(self.sessionRuntimeError),
+            name: .AVCaptureSessionRuntimeError,
+            object: self.session.session
+        )
+    }
+        
+    private var isSessionRunning = false
     func startCapture() {
-        guard !self.session.isRunning else {
+        guard !self.session.session.isRunning else {
             return
         }
-        
-        self.session.startRunning()
+        self.session.session.startRunning()
+        self.isSessionRunning = self.session.session.isRunning
     }
     
     func stopCapture(invalidate: Bool = false) {
         if invalidate {
-            self.session.beginConfiguration()
-            self.input.invalidate(for: self.session)
-            self.output.invalidate(for: self.session)
-            self.session.commitConfiguration()
+            self.mainDeviceContext?.device.resetZoom()
+            
+            self.configure {
+                self.mainDeviceContext?.invalidate()
+            }
         }
         
-        self.session.stopRunning()
+        self.session.session.stopRunning()
     }
     
-    func focus(at point: CGPoint) {
-        self.device.setFocusPoint(point, focusMode: .continuousAutoFocus, exposureMode: .continuousAutoExposure, monitorSubjectAreaChange: true)
-    }
-    
-    func setFPS(_ fps: Float64) {
-        self.device.fps = fps
-    }
-    
-    func togglePosition() {
-        self.session.beginConfiguration()
-        self.input.invalidate(for: self.session)
-        let targetPosition: Camera.Position
-        if case .back = self.device.position {
-            targetPosition = .front
+    func focus(at point: CGPoint, autoFocus: Bool) {
+        let focusMode: AVCaptureDevice.FocusMode
+        let exposureMode: AVCaptureDevice.ExposureMode
+        if autoFocus {
+            focusMode = .continuousAutoFocus
+            exposureMode = .continuousAutoExposure
         } else {
-            targetPosition = .back
+            focusMode = .autoFocus
+            exposureMode = .autoExpose
         }
-        self.device.configure(for: self.session, position: targetPosition)
-        self.input.configure(for: self.session, device: self.device, audio: self.initialConfiguration.audio)
-        self.session.commitConfiguration()
+        self.mainDeviceContext?.device.setFocusPoint(point, focusMode: focusMode, exposureMode: exposureMode, monitorSubjectAreaChange: true)
+    }
+    
+    func setFps(_ fps: Float64) {
+        self.mainDeviceContext?.device.fps = fps
+    }
+    
+    private var modeChange: Camera.ModeChange = .none {
+        didSet {
+            if oldValue != self.modeChange {
+                self.modeChangePromise.set(self.modeChange)
+            }
+        }
+    }
+    
+    private var _positionPromise: ValuePromise<Camera.Position>
+    var position: Signal<Camera.Position, NoError> {
+        return self._positionPromise.get()
+    }
+    
+    private var positionValue: Camera.Position = .back
+    func togglePosition() {
+        guard let mainDeviceContext = self.mainDeviceContext else {
+            return
+        }
+        if self.isDualCameraEnabled == true {
+            let targetPosition: Camera.Position
+            if case .back = self.positionValue {
+                targetPosition = .front
+            } else {
+                targetPosition = .back
+            }
+            self.positionValue = targetPosition
+            self._positionPromise.set(targetPosition)
+            
+            mainDeviceContext.output.markPositionChange(position: targetPosition)
+        } else {
+            self.configure {
+                self.mainDeviceContext?.invalidate()
+                
+                let targetPosition: Camera.Position
+                if case .back = mainDeviceContext.device.position {
+                    targetPosition = .front
+                } else {
+                    targetPosition = .back
+                }
+                self.positionValue = targetPosition
+                self._positionPromise.set(targetPosition)
+                self.modeChange = .position
+                
+                mainDeviceContext.configure(position: targetPosition, previewView: self.simplePreviewView, audio: self.initialConfiguration.audio, photo: self.initialConfiguration.photo, metadata: self.initialConfiguration.metadata)
+                
+                self.queue.after(0.5) {
+                    self.modeChange = .none
+                }
+            }
+        }
+    }
+    
+    public func setPosition(_ position: Camera.Position) {
+        self.configure {
+            self.mainDeviceContext?.invalidate()
+            
+            self._positionPromise.set(position)
+            self.positionValue = position
+            self.modeChange = .position
+            
+            self.mainDeviceContext?.configure(position: position, previewView: self.simplePreviewView, audio: self.initialConfiguration.audio, photo: self.initialConfiguration.photo, metadata: self.initialConfiguration.metadata)
+                        
+            self.queue.after(0.5) {
+                self.modeChange = .none
+            }
+        }
+    }
+    
+    private var isDualCameraEnabled: Bool?
+    public func setDualCameraEnabled(_ enabled: Bool, change: Bool = true) {
+        guard enabled != self.isDualCameraEnabled else {
+            return
+        }
+        self.isDualCameraEnabled = enabled
+        
+        if change {
+            self.modeChange = .dualCamera
+        }
+        
+        if enabled {
+            self.configure {
+                self.mainDeviceContext?.invalidate()
+                self.mainDeviceContext = CameraDeviceContext(session: self.session, exclusive: false, additional: false)
+                self.mainDeviceContext?.configure(position: .back, previewView: self.simplePreviewView, audio: self.initialConfiguration.audio, photo: self.initialConfiguration.photo, metadata: self.initialConfiguration.metadata)
+            
+                self.additionalDeviceContext = CameraDeviceContext(session: self.session, exclusive: false, additional: true)
+                self.additionalDeviceContext?.configure(position: .front, previewView: self.secondaryPreviewView, audio: false, photo: true, metadata: false)
+            }
+            self.mainDeviceContext?.output.processSampleBuffer = { [weak self] sampleBuffer, pixelBuffer, connection in
+                guard let self, let mainDeviceContext = self.mainDeviceContext else {
+                    return
+                }
+                self.previewNode?.enqueue(sampleBuffer)
+                
+                let timestamp = CACurrentMediaTime()
+                if timestamp > self.lastSnapshotTimestamp + 2.5, !mainDeviceContext.output.isRecording {
+                    var front = false
+                    if #available(iOS 13.0, *) {
+                        front = connection.inputPorts.first?.sourceDevicePosition == .front
+                    }
+                    self.savePreviewSnapshot(pixelBuffer: pixelBuffer, front: front)
+                    self.lastSnapshotTimestamp = timestamp
+                }
+            }
+            self.additionalDeviceContext?.output.processSampleBuffer = { [weak self] sampleBuffer, pixelBuffer, connection in
+                guard let self, let additionalDeviceContext = self.additionalDeviceContext else {
+                    return
+                }
+                let timestamp = CACurrentMediaTime()
+                if timestamp > self.lastAdditionalSnapshotTimestamp + 2.5, !additionalDeviceContext.output.isRecording {
+                    var front = false
+                    if #available(iOS 13.0, *) {
+                        front = connection.inputPorts.first?.sourceDevicePosition == .front
+                    }
+                    self.savePreviewSnapshot(pixelBuffer: pixelBuffer, front: front)
+                    self.lastAdditionalSnapshotTimestamp = timestamp
+                }
+            }
+        } else {
+            self.configure {
+                self.mainDeviceContext?.invalidate()
+                self.additionalDeviceContext?.invalidate()
+                self.additionalDeviceContext = nil
+                
+                self.mainDeviceContext = CameraDeviceContext(session: self.session, exclusive: true, additional: false)
+                self.mainDeviceContext?.configure(position: self.positionValue, previewView: self.simplePreviewView, audio: self.initialConfiguration.audio, photo: self.initialConfiguration.photo, metadata: self.initialConfiguration.metadata)
+            }
+            self.mainDeviceContext?.output.processSampleBuffer = { [weak self] sampleBuffer, pixelBuffer, connection in
+                guard let self, let mainDeviceContext = self.mainDeviceContext else {
+                    return
+                }
+                self.previewNode?.enqueue(sampleBuffer)
+                
+                let timestamp = CACurrentMediaTime()
+                if timestamp > self.lastSnapshotTimestamp + 2.5, !mainDeviceContext.output.isRecording {
+                    var front = false
+                    if #available(iOS 13.0, *) {
+                        front = connection.inputPorts.first?.sourceDevicePosition == .front
+                    }
+                    self.savePreviewSnapshot(pixelBuffer: pixelBuffer, front: front)
+                    self.lastSnapshotTimestamp = timestamp
+                }
+            }
+            self.mainDeviceContext?.output.processCodes = { [weak self] codes in
+                self?.detectedCodesPipe.putNext(codes)
+            }
+        }
+        
+        if change {
+            if #available(iOS 13.0, *), let previewView = self.simplePreviewView {
+                if enabled, let secondaryPreviewView = self.secondaryPreviewView {
+                    let _ = (combineLatest(previewView.isPreviewing, secondaryPreviewView.isPreviewing)
+                             |> map { first, second in
+                        return first && second
+                    }
+                    |> filter { $0 }
+                    |> take(1)
+                    |> delay(0.1, queue: self.queue)
+                    |> deliverOn(self.queue)).start(next: { [weak self] _ in
+                        self?.modeChange = .none
+                    })
+                } else {
+                    let _ = (previewView.isPreviewing
+                    |> filter { $0 }
+                    |> take(1)
+                    |> deliverOn(self.queue)).start(next: { [weak self] _ in
+                        self?.modeChange = .none
+                    })
+                }
+            } else {
+                self.queue.after(0.4) {
+                    self.modeChange = .none
+                }
+            }
+        }
+    }
+    
+    private func configure(_ f: () -> Void) {
+        self.session.session.beginConfiguration()
+        f()
+        self.session.session.commitConfiguration()
     }
     
     var hasTorch: Signal<Bool, NoError> {
-        return self.device.isFlashAvailable
+        return self.mainDeviceContext?.device.isTorchAvailable ?? .never()
     }
     
     func setTorchActive(_ active: Bool) {
-        self.device.setTorchActive(active)
+        self.mainDeviceContext?.device.setTorchActive(active)
+    }
+    
+    var isFlashActive: Signal<Bool, NoError> {
+        return self.mainDeviceContext?.output.isFlashActive ?? .never()
+    }
+    
+    private var _flashMode: Camera.FlashMode = .off {
+        didSet {
+            self._flashModePromise.set(self._flashMode)
+        }
+    }
+    private var _flashModePromise = ValuePromise<Camera.FlashMode>(.off)
+    var flashMode: Signal<Camera.FlashMode, NoError> {
+        return self._flashModePromise.get()
+    }
+    
+    func setFlashMode(_ mode: Camera.FlashMode) {
+        self._flashMode = mode
+    }
+    
+    func setZoomLevel(_ zoomLevel: CGFloat) {
+        self.mainDeviceContext?.device.setZoomLevel(zoomLevel)
+    }
+    
+    func setZoomDelta(_ zoomDelta: CGFloat) {
+        self.mainDeviceContext?.device.setZoomDelta(zoomDelta)
+    }
+    
+    func takePhoto() -> Signal<PhotoCaptureResult, NoError> {
+        guard let mainDeviceContext = self.mainDeviceContext else {
+            return .complete()
+        }
+        let orientation = self.simplePreviewView?.videoPreviewLayer.connection?.videoOrientation ?? .portrait
+        if let additionalDeviceContext = self.additionalDeviceContext {
+            let dualPosition = self.positionValue
+            return combineLatest(
+                mainDeviceContext.output.takePhoto(orientation: orientation, flashMode: self._flashMode),
+                additionalDeviceContext.output.takePhoto(orientation: orientation, flashMode: self._flashMode)
+            ) |> map { main, additional in
+                if case let .finished(mainImage, _, _) = main, case let .finished(additionalImage, _, _) = additional {
+                    if dualPosition == .front {
+                        return .finished(additionalImage, mainImage, CACurrentMediaTime())
+                    } else {
+                        return .finished(mainImage, additionalImage, CACurrentMediaTime())
+                    }
+                } else {
+                    return .began
+                }
+            } |> distinctUntilChanged
+        } else {
+            return mainDeviceContext.output.takePhoto(orientation: orientation, flashMode: self._flashMode)
+        }
+    }
+    
+    public func startRecording() -> Signal<Double, NoError> {
+        guard let mainDeviceContext = self.mainDeviceContext else {
+            return .complete()
+        }
+        mainDeviceContext.device.setTorchMode(self._flashMode)
+        
+        let orientation = self.simplePreviewView?.videoPreviewLayer.connection?.videoOrientation ?? .portrait
+        if let additionalDeviceContext = self.additionalDeviceContext {
+            return combineLatest(
+                mainDeviceContext.output.startRecording(isDualCamera: true, position: self.positionValue, orientation: orientation),
+                additionalDeviceContext.output.startRecording(isDualCamera: true, orientation: .portrait)
+            ) |> map { value, _ in
+                return value
+            }
+        } else {
+            return mainDeviceContext.output.startRecording(isDualCamera: false, orientation: orientation)
+        }
+    }
+    
+    public func stopRecording() -> Signal<VideoCaptureResult, NoError> {
+        guard let mainDeviceContext = self.mainDeviceContext else {
+            return .complete()
+        }
+        if let additionalDeviceContext = self.additionalDeviceContext {
+            return combineLatest(
+                mainDeviceContext.output.stopRecording(),
+                additionalDeviceContext.output.stopRecording()
+            ) |> mapToSignal { main, additional in
+                if case let .finished(mainResult, _, duration, positionChangeTimestamps, _) = main, case let .finished(additionalResult, _, _, _, _) = additional {
+                    var additionalTransitionImage = additionalResult.1
+                    if let cgImage = additionalResult.1.cgImage {
+                        additionalTransitionImage = UIImage(cgImage: cgImage, scale: 1.0, orientation: .leftMirrored)
+                    }
+                    return .single(.finished(mainResult, (additionalResult.0, additionalTransitionImage, true, additionalResult.3), duration, positionChangeTimestamps, CACurrentMediaTime()))
+                } else {
+                    return .complete()
+                }
+            }
+        } else {
+            let mirror = self.positionValue == .front
+            return mainDeviceContext.output.stopRecording()
+            |> map { result -> VideoCaptureResult in
+                if case let .finished(mainResult, _, duration, positionChangeTimestamps, time) = result {
+                    var transitionImage = mainResult.1
+                    if mirror, let cgImage = transitionImage.cgImage {
+                        transitionImage = UIImage(cgImage: cgImage, scale: 1.0, orientation: .leftMirrored)
+                    }
+                    return .finished((mainResult.0, transitionImage, mirror, mainResult.3), nil, duration, positionChangeTimestamps, time)
+                } else {
+                    return result
+                }
+            }
+        }
     }
     
     var detectedCodes: Signal<[CameraCode], NoError> {
         return self.detectedCodesPipe.signal()
     }
+    
+    @objc private func sessionInterruptionEnded(notification: NSNotification) {
+    }
+    
+    @objc private func sessionRuntimeError(notification: NSNotification) {
+        guard let errorValue = notification.userInfo?[AVCaptureSessionErrorKey] as? NSError else {
+            return
+        }
+        
+        let error = AVError(_nsError: errorValue)
+        Logger.shared.log("Camera", "Runtime error: \(error)")
+    
+        if error.code == .mediaServicesWereReset {
+            self.queue.async {
+                if self.isSessionRunning {
+                    self.session.session.startRunning()
+                    self.isSessionRunning = self.session.session.isRunning
+                }
+            }
+        }
+    }
 }
 
 public final class Camera {
@@ -111,25 +540,51 @@ public final class Camera {
     public typealias Position = AVCaptureDevice.Position
     public typealias FocusMode = AVCaptureDevice.FocusMode
     public typealias ExposureMode = AVCaptureDevice.ExposureMode
+    public typealias FlashMode = AVCaptureDevice.FlashMode
     
     public struct Configuration {
         let preset: Preset
         let position: Position
+        let isDualEnabled: Bool
         let audio: Bool
+        let photo: Bool
+        let metadata: Bool
+        let preferredFps: Double
         
-        public init(preset: Preset, position: Position, audio: Bool) {
+        public init(preset: Preset, position: Position, isDualEnabled: Bool = false, audio: Bool, photo: Bool, metadata: Bool, preferredFps: Double) {
             self.preset = preset
             self.position = position
+            self.isDualEnabled = isDualEnabled
             self.audio = audio
+            self.photo = photo
+            self.metadata = metadata
+            self.preferredFps = preferredFps
         }
     }
     
     private let queue = Queue()
     private var contextRef: Unmanaged<CameraContext>?
+
+    private weak var previewView: CameraPreviewView?
     
-    public init(configuration: Camera.Configuration = Configuration(preset: .hd1920x1080, position: .back, audio: true)) {
+    public let metrics: Camera.Metrics
+    
+    public init(configuration: Camera.Configuration = Configuration(preset: .hd1920x1080, position: .back, audio: true, photo: false, metadata: false, preferredFps: 60.0), previewView: CameraSimplePreviewView? = nil, secondaryPreviewView: CameraSimplePreviewView? = nil) {
+        self.metrics = Camera.Metrics(model: DeviceModel.current)
+        
+        let session = CameraSession()
+        session.session.usesApplicationAudioSession = true
+        session.session.automaticallyConfiguresApplicationAudioSession = false
+        session.session.automaticallyConfiguresCaptureDeviceForWideColor = false
+        if let previewView {
+            previewView.setSession(session.session, autoConnect: !session.hasMultiCam)
+        }
+        if let secondaryPreviewView, session.hasMultiCam {
+            secondaryPreviewView.setSession(session.session, autoConnect: false)
+        }
+        
         self.queue.async {
-            let context = CameraContext(queue: self.queue, configuration: configuration)
+            let context = CameraContext(queue: self.queue, session: session, configuration: configuration, metrics: self.metrics, previewView: previewView, secondaryPreviewView: secondaryPreviewView)
             self.contextRef = Unmanaged.passRetained(context)
         }
     }
@@ -142,19 +597,41 @@ public final class Camera {
     }
     
     public func startCapture() {
+#if targetEnvironment(simulator)
+#else
         self.queue.async {
             if let context = self.contextRef?.takeUnretainedValue() {
                 context.startCapture()
             }
         }
+#endif
     }
     
     public func stopCapture(invalidate: Bool = false) {
+#if targetEnvironment(simulator)
+#else
         self.queue.async {
             if let context = self.contextRef?.takeUnretainedValue() {
                 context.stopCapture(invalidate: invalidate)
             }
         }
+#endif
+    }
+    
+    public var position: Signal<Camera.Position, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.position.start(next: { flashMode in
+                        subscriber.putNext(flashMode)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
     }
     
     public func togglePosition() {
@@ -165,22 +642,107 @@ public final class Camera {
         }
     }
     
-    public func takePhoto() -> Signal<Void, NoError> {
-        return .never()
-    }
-    
-    public func focus(at point: CGPoint) {
+    public func setPosition(_ position: Camera.Position) {
         self.queue.async {
             if let context = self.contextRef?.takeUnretainedValue() {
-                context.focus(at: point)
+                context.setPosition(position)
             }
         }
     }
     
-    public func setFPS(_ fps: Double) {
+    public func setDualCameraEnabled(_ enabled: Bool) {
         self.queue.async {
             if let context = self.contextRef?.takeUnretainedValue() {
-                context.setFPS(fps)
+                context.setDualCameraEnabled(enabled)
+            }
+        }
+    }
+    
+    public func takePhoto() -> Signal<PhotoCaptureResult, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.takePhoto().start(next: { value in
+                        subscriber.putNext(value)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public func startRecording() -> Signal<Double, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.startRecording().start(next: { value in
+                        subscriber.putNext(value)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public func stopRecording() -> Signal<VideoCaptureResult, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.stopRecording().start(next: { value in
+                        subscriber.putNext(value)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public func focus(at point: CGPoint, autoFocus: Bool = true) {
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.focus(at: point, autoFocus: autoFocus)
+            }
+        }
+    }
+    
+    public func setFps(_ fps: Double) {
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.setFps(fps)
+            }
+        }
+    }
+    
+    public func setFlashMode(_ flashMode: FlashMode) {
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.setFlashMode(flashMode)
+            }
+        }
+    }
+    
+    public func setZoomLevel(_ zoomLevel: CGFloat) {
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.setZoomLevel(zoomLevel)
+            }
+        }
+    }
+    
+    
+    public func setZoomDelta(_ zoomDelta: CGFloat) {
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.setZoomDelta(zoomDelta)
             }
         }
     }
@@ -200,6 +762,39 @@ public final class Camera {
                 if let context = self.contextRef?.takeUnretainedValue() {
                     disposable.set(context.hasTorch.start(next: { hasTorch in
                         subscriber.putNext(hasTorch)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public var isFlashActive: Signal<Bool, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.isFlashActive.start(next: { isFlashActive in
+                        subscriber.putNext(isFlashActive)
+                    }, completed: {
+                        subscriber.putCompletion()
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public var flashMode: Signal<Camera.FlashMode, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.flashMode.start(next: { flashMode in
+                        subscriber.putNext(flashMode)
+                    }, completed: {
                         subscriber.putCompletion()
                     }))
                 }
@@ -222,10 +817,31 @@ public final class Camera {
         }
     }
     
-    public func setProcessSampleBuffer(_ block: ((CMSampleBuffer) -> Void)?) {
+    public func attachPreviewView(_ view: CameraPreviewView) {
+        self.previewView = view
+        let viewRef: Unmanaged<CameraPreviewView> = Unmanaged.passRetained(view)
         self.queue.async {
             if let context = self.contextRef?.takeUnretainedValue() {
-                context.processSampleBuffer = block
+                context.previewView = viewRef.takeUnretainedValue()
+                viewRef.release()
+            } else {
+                Queue.mainQueue().async {
+                    viewRef.release()
+                }
+            }
+        }
+    }
+    
+    public func attachSimplePreviewView(_ view: CameraSimplePreviewView) {
+        let viewRef: Unmanaged<CameraSimplePreviewView> = Unmanaged.passRetained(view)
+        self.queue.async {
+            if let context = self.contextRef?.takeUnretainedValue() {
+                context.simplePreviewView = viewRef.takeUnretainedValue()
+                viewRef.release()
+            } else {
+                Queue.mainQueue().async {
+                    viewRef.release()
+                }
             }
         }
     }
@@ -243,4 +859,41 @@ public final class Camera {
             return disposable
         }
     }
+    
+    public enum ModeChange: Equatable {
+        case none
+        case position
+        case dualCamera
+    }
+    public var modeChange: Signal<ModeChange, NoError> {
+        return Signal { subscriber in
+            let disposable = MetaDisposable()
+            self.queue.async {
+                if let context = self.contextRef?.takeUnretainedValue() {
+                    disposable.set(context.modeChangePromise.get().start(next: { value in
+                        subscriber.putNext(value)
+                    }))
+                }
+            }
+            return disposable
+        }
+    }
+    
+    public static var isDualCameraSupported: Bool {
+        if #available(iOS 13.0, *), AVCaptureMultiCamSession.isMultiCamSupported && !DeviceModel.current.isIpad {
+            return true
+        } else {
+            return false
+        }
+    }
+}
+
+public final class CameraHolder {
+    public let camera: Camera
+    public let previewView: CameraPreviewView
+    
+    public init(camera: Camera, previewView: CameraPreviewView) {
+        self.camera = camera
+        self.previewView = previewView
+    }
 }

submodules/Camera/Sources/CameraDevice.swift

@@ -1,32 +1,139 @@
 import Foundation
 import AVFoundation
 import SwiftSignalKit
+import TelegramCore
 
 private let defaultFPS: Double = 30.0
 
 final class CameraDevice {
-    public private(set) var videoDevice: AVCaptureDevice? = nil
-    public private(set) var audioDevice: AVCaptureDevice? = nil
-    private var videoDevicePromise = Promise<AVCaptureDevice>()
-    
-    init() {
-    }
-    
     var position: Camera.Position = .back
     
-    func configure(for session: AVCaptureSession, position: Camera.Position) {
-        self.position = position
-        if #available(iOSApplicationExtension 10.0, iOS 10.0, *) {
-            self.videoDevice = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInDualCamera, .builtInWideAngleCamera, .builtInTelephotoCamera], mediaType: .video, position: position).devices.first
-        } else {
-            self.videoDevice = AVCaptureDevice.devices(for: .video).filter { $0.position == position }.first
-        }
+    deinit {
         if let videoDevice = self.videoDevice {
-            self.videoDevicePromise.set(.single(videoDevice))
+            self.unsubscribeFromChanges(videoDevice)
         }
+    }
+    
+    public private(set) var videoDevice: AVCaptureDevice? = nil {
+        didSet {
+            if let previousVideoDevice = oldValue {
+                self.unsubscribeFromChanges(previousVideoDevice)
+            }
+            self.videoDevicePromise.set(.single(self.videoDevice))
+            if let videoDevice = self.videoDevice {
+                self.subscribeForChanges(videoDevice)
+            }
+        }
+    }
+    private var videoDevicePromise = Promise<AVCaptureDevice?>()
+    
+    public private(set) var audioDevice: AVCaptureDevice? = nil
+        
+    func configure(for session: CameraSession, position: Camera.Position, dual: Bool) {
+        self.position = position
+        
+        var selectedDevice: AVCaptureDevice?
+        if #available(iOS 13.0, *), position != .front && !dual {
+            if let device = AVCaptureDevice.default(.builtInTripleCamera, for: .video, position: position) {
+                selectedDevice = device
+            } else if let device = AVCaptureDevice.default(.builtInDualCamera, for: .video, position: position) {
+                selectedDevice = device
+            } else if let device = AVCaptureDevice.default(.builtInDualWideCamera, for: .video, position: position) {
+                selectedDevice = device
+            } else if let device = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInWideAngleCamera, .builtInTelephotoCamera], mediaType: .video, position: position).devices.first {
+                selectedDevice = device
+            }
+        } else {
+            if selectedDevice == nil {
+                selectedDevice = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInWideAngleCamera, .builtInTelephotoCamera], mediaType: .video, position: position).devices.first
+            }
+        }
+        
+        if selectedDevice == nil, #available(iOS 13.0, *) {
+            let allDevices = AVCaptureDevice.DiscoverySession(deviceTypes: [.builtInDualCamera, .builtInTripleCamera, .builtInTelephotoCamera, .builtInDualWideCamera, .builtInTrueDepthCamera, .builtInWideAngleCamera, .builtInUltraWideCamera], mediaType: .video, position: position).devices
+            Logger.shared.log("Camera", "No device selected, availabled devices: \(allDevices)")
+        }
+        
+        self.videoDevice = selectedDevice
+        self.videoDevicePromise.set(.single(selectedDevice))
+        
         self.audioDevice = AVCaptureDevice.default(for: .audio)
     }
     
+    func configureDeviceFormat(maxDimensions: CMVideoDimensions, maxFramerate: Double) {
+        guard let device = self.videoDevice else {
+            return
+        }
+        self.transaction(device) { device in
+            var maxWidth: Int32 = 0
+            var maxHeight: Int32 = 0
+            var hasSecondaryZoomLevels = false
+            var candidates: [AVCaptureDevice.Format] = []
+     outer: for format in device.formats {
+                if format.mediaType != .video || format.value(forKey: "isPhotoFormat") as? Bool == true {
+                    continue
+                }
+                
+                let dimensions = CMVideoFormatDescriptionGetDimensions(format.formatDescription)
+                if dimensions.width >= maxWidth && dimensions.width <= maxDimensions.width && dimensions.height >= maxHeight && dimensions.height <= maxDimensions.height {
+                    if dimensions.width > maxWidth {
+                        hasSecondaryZoomLevels = false
+                        candidates.removeAll()
+                    }
+                    let subtype = CMFormatDescriptionGetMediaSubType(format.formatDescription)
+                    if subtype == kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange {
+                        for range in format.videoSupportedFrameRateRanges {
+                            if range.maxFrameRate > 60 {
+                                continue outer
+                            }
+                        }
+                        
+                        maxWidth = dimensions.width
+                        maxHeight = dimensions.height
+                        
+                        if #available(iOS 16.0, *), !format.secondaryNativeResolutionZoomFactors.isEmpty {
+                            hasSecondaryZoomLevels = true
+                            candidates.append(format)
+                        } else if !hasSecondaryZoomLevels {
+                            candidates.append(format)
+                        }
+                    }
+                }
+            }
+            
+            if !candidates.isEmpty {
+                var bestFormat: AVCaptureDevice.Format?
+         outer: for format in candidates {
+                    for range in format.videoSupportedFrameRateRanges {
+                        if range.maxFrameRate > maxFramerate {
+                            continue outer
+                        }
+                        bestFormat = format
+                    }
+                }
+                if bestFormat == nil {
+                    bestFormat = candidates.last
+                }
+                device.activeFormat = bestFormat!
+                    
+                Logger.shared.log("Camera", "Selected format:")
+                Logger.shared.log("Camera", bestFormat!.description)
+            } else {
+                Logger.shared.log("Camera", "No format selected")
+            }
+            
+            Logger.shared.log("Camera", "Available formats:")
+            for format in device.formats {
+                Logger.shared.log("Camera", format.description)
+            }
+            
+            if let targetFPS = device.actualFPS(maxFramerate) {
+                device.activeVideoMinFrameDuration = targetFPS.duration
+                device.activeVideoMaxFrameDuration = targetFPS.duration
+            }
+        }
+    }
+    
     func transaction(_ device: AVCaptureDevice, update: (AVCaptureDevice) -> Void) {
         if let _ = try? device.lockForConfiguration() {
             update(device)
@@ -34,16 +141,16 @@ final class CameraDevice {
         }
     }
     
-    private func subscribeForChanges() {
-        NotificationCenter.default.addObserver(self, selector: #selector(self.subjectAreaChanged), name: Notification.Name.AVCaptureDeviceSubjectAreaDidChange, object: self.videoDevice)
+    private func subscribeForChanges(_ device: AVCaptureDevice) {
+        NotificationCenter.default.addObserver(self, selector: #selector(self.subjectAreaChanged), name: Notification.Name.AVCaptureDeviceSubjectAreaDidChange, object: device)
     }
     
-    private func unsubscribeFromChanges() {
-        NotificationCenter.default.removeObserver(self, name: Notification.Name.AVCaptureDeviceSubjectAreaDidChange, object: self.videoDevice)
+    private func unsubscribeFromChanges(_ device: AVCaptureDevice) {
+        NotificationCenter.default.removeObserver(self, name: Notification.Name.AVCaptureDeviceSubjectAreaDidChange, object: device)
     }
     
     @objc private func subjectAreaChanged() {
-        
+        self.setFocusPoint(CGPoint(x: 0.5, y: 0.5), focusMode: .continuousAutoFocus, exposureMode: .continuousAutoExposure, monitorSubjectAreaChange: false)
     }
     
     var fps: Double = defaultFPS {
@@ -61,26 +168,13 @@ final class CameraDevice {
         }
     }
     
-    /*var isFlashActive: Signal<Bool, NoError> {
+    var isTorchAvailable: Signal<Bool, NoError> {
         return self.videoDevicePromise.get()
         |> mapToSignal { device -> Signal<Bool, NoError> in
             return Signal { subscriber in
-                subscriber.putNext(device.isFlashActive)
-                let observer = device.observe(\.isFlashActive, options: [.new], changeHandler: { device, _ in
-                    subscriber.putNext(device.isFlashActive)
-                })
-                return ActionDisposable {
-                    observer.invalidate()
+                guard let device else {
+                    return EmptyDisposable
                 }
-            }
-            |> distinctUntilChanged
-        }
-    }*/
-    
-    var isFlashAvailable: Signal<Bool, NoError> {
-        return self.videoDevicePromise.get()
-        |> mapToSignal { device -> Signal<Bool, NoError> in
-            return Signal { subscriber in
                 subscriber.putNext(device.isFlashAvailable)
                 let observer = device.observe(\.isFlashAvailable, options: [.new], changeHandler: { device, _ in
                     subscriber.putNext(device.isFlashAvailable)
@@ -97,6 +191,9 @@ final class CameraDevice {
         return self.videoDevicePromise.get()
         |> mapToSignal { device -> Signal<Bool, NoError> in
             return Signal { subscriber in
+                guard let device else {
+                    return EmptyDisposable
+                }
                 subscriber.putNext(device.isAdjustingFocus)
                 let observer = device.observe(\.isAdjustingFocus, options: [.new], changeHandler: { device, _ in
                     subscriber.putNext(device.isAdjustingFocus)
@@ -122,6 +219,12 @@ final class CameraDevice {
                 device.focusPointOfInterest = point
                 device.focusMode = focusMode
             }
+            
+            device.isSubjectAreaChangeMonitoringEnabled = monitorSubjectAreaChange
+            
+            if abs(device.exposureTargetBias) > 0.0 {
+                device.setExposureTargetBias(0.0)
+            }
         }
     }
     
@@ -144,4 +247,53 @@ final class CameraDevice {
             device.torchMode = active ? .on : .off
         }
     }
+    
+    func setTorchMode(_ flashMode: AVCaptureDevice.FlashMode) {
+        guard let device = self.videoDevice else {
+            return
+        }
+        self.transaction(device) { device in
+            let torchMode: AVCaptureDevice.TorchMode
+            switch flashMode {
+            case .on:
+                torchMode = .on
+            case .off:
+                torchMode = .off
+            case .auto:
+                torchMode = .auto
+            @unknown default:
+                torchMode = .off
+            }
+            if device.isTorchModeSupported(torchMode) {
+                device.torchMode = torchMode
+            }
+        }
+    }
+    
+    func setZoomLevel(_ zoomLevel: CGFloat) {
+        guard let device = self.videoDevice else {
+            return
+        }
+        self.transaction(device) { device in
+            device.videoZoomFactor = max(device.neutralZoomFactor, min(10.0, device.neutralZoomFactor + zoomLevel))
+        }
+    }
+    
+    func setZoomDelta(_ zoomDelta: CGFloat) {
+        guard let device = self.videoDevice else {
+            return
+        }
+        self.transaction(device) { device in
+            device.videoZoomFactor = max(1.0, min(10.0, device.videoZoomFactor * zoomDelta))
+        }
+    }
+    
+    func resetZoom(neutral: Bool = true) {
+        guard let device = self.videoDevice else {
+            return
+        }
+        self.transaction(device) { device in
+            device.videoZoomFactor = neutral ? device.neutralZoomFactor : device.minAvailableVideoZoomFactor
+        }
+    }
 }

submodules/Camera/Sources/CameraInput.swift

@@ -1,10 +1,11 @@
 import AVFoundation
+import TelegramCore
 
 class CameraInput {
-    private var videoInput: AVCaptureDeviceInput?
+    var videoInput: AVCaptureDeviceInput?
     private var audioInput: AVCaptureDeviceInput?
     
-    func configure(for session: AVCaptureSession, device: CameraDevice, audio: Bool) {
+    func configure(for session: CameraSession, device: CameraDevice, audio: Bool) {
         if let videoDevice = device.videoDevice {
             self.configureVideoInput(for: session, device: videoDevice)
         }
@@ -13,32 +14,42 @@ class CameraInput {
         }
     }
     
-    func invalidate(for session: AVCaptureSession) {
-        for input in session.inputs {
-            session.removeInput(input)
+    func invalidate(for session: CameraSession) {
+        for input in session.session.inputs {
+            session.session.removeInput(input)
         }
     }
     
-    private func configureVideoInput(for session: AVCaptureSession, device: AVCaptureDevice) {
+    private func configureVideoInput(for session: CameraSession, device: AVCaptureDevice) {
+        if let currentVideoInput = self.videoInput {
+            session.session.removeInput(currentVideoInput)
+            self.videoInput = nil
+        }
         if let videoInput = try? AVCaptureDeviceInput(device: device) {
-            if let currentVideoInput = self.videoInput {
-                session.removeInput(currentVideoInput)
-            }
             self.videoInput = videoInput
-            if session.canAddInput(videoInput) {
-                session.addInput(videoInput)
+            if session.session.canAddInput(videoInput) {
+                if session.hasMultiCam {
+                    session.session.addInputWithNoConnections(videoInput)
+                } else {
+                    session.session.addInput(videoInput)
+                }
+            } else {
+                Logger.shared.log("Camera", "Can't add video input")
             }
         }
     }
     
-    private func configureAudioInput(for session: AVCaptureSession, device: AVCaptureDevice) {
-        guard self.audioInput == nil else {
-            return
+    private func configureAudioInput(for session: CameraSession, device: AVCaptureDevice) {
+        if let currentAudioInput = self.audioInput {
+            session.session.removeInput(currentAudioInput)
+            self.audioInput = nil
         }
         if let audioInput = try? AVCaptureDeviceInput(device: device) {
             self.audioInput = audioInput
-            if session.canAddInput(audioInput) {
-                session.addInput(audioInput)
+            if session.session.canAddInput(audioInput) {
+                session.session.addInput(audioInput)
+            } else {
+                Logger.shared.log("Camera", "Can't add audio input")
             }
         }
     }

submodules/Camera/Sources/CameraMetrics.swift

@@ -0,0 +1,390 @@
+import Foundation
+
+public extension Camera {
+    enum Metrics {
+        case singleCamera
+        case iPhone14
+        case iPhone14Plus
+        case iPhone14Pro
+        case iPhone14ProMax
+        case unknown
+        
+        init(model: DeviceModel) {
+            switch model {
+            case  .iPodTouch1, .iPodTouch2, .iPodTouch3, .iPodTouch4, .iPodTouch5, .iPodTouch6, .iPodTouch7:
+                self = .singleCamera
+            case .iPhone14:
+                self = .iPhone14
+            case .iPhone14Plus:
+                self = .iPhone14Plus
+            case .iPhone14Pro:
+                self = .iPhone14Pro
+            case .iPhone14ProMax:
+                self = .iPhone14ProMax
+            case .unknown:
+                self = .unknown
+            default:
+                self = .unknown
+            }
+        }
+        
+        public var zoomLevels: [Float] {
+            switch self {
+            case .singleCamera:
+                return [1.0]
+            case .iPhone14:
+                return [0.5, 1.0, 2.0]
+            case .iPhone14Plus:
+                return [0.5, 1.0, 2.0]
+            case .iPhone14Pro:
+                return [0.5, 1.0, 2.0, 3.0]
+            case .iPhone14ProMax:
+                return [0.5, 1.0, 2.0, 3.0]
+            case .unknown:
+                return [1.0, 2.0]
+            }
+        }
+    }
+}
+
+enum DeviceModel: CaseIterable, Equatable {
+    static var allCases: [DeviceModel] {
+        return [
+            .iPodTouch1,
+            .iPodTouch2,
+            .iPodTouch3,
+            .iPodTouch4,
+            .iPodTouch5,
+            .iPodTouch6,
+            .iPodTouch7,
+            .iPhone,
+            .iPhone3G,
+            .iPhone3GS,
+            .iPhone4,
+            .iPhone4S,
+            .iPhone5,
+            .iPhone5C,
+            .iPhone5S,
+            .iPhone6,
+            .iPhone6Plus,
+            .iPhone6S,
+            .iPhone6SPlus,
+            .iPhoneSE,
+            .iPhone7,
+            .iPhone7Plus,
+            .iPhone8,
+            .iPhone8Plus,
+            .iPhoneX,
+            .iPhoneXS,
+            .iPhoneXR,
+            .iPhone11,
+            .iPhone11Pro,
+            .iPhone11ProMax,
+            .iPhone12,
+            .iPhone12Mini,
+            .iPhone12Pro,
+            .iPhone12ProMax,
+            .iPhone13,
+            .iPhone13Mini,
+            .iPhone13Pro,
+            .iPhone13ProMax,
+            .iPhone14,
+            .iPhone14Plus,
+            .iPhone14Pro,
+            .iPhone14ProMax
+        ]
+    }
+    
+    case iPodTouch1
+    case iPodTouch2
+    case iPodTouch3
+    case iPodTouch4
+    case iPodTouch5
+    case iPodTouch6
+    case iPodTouch7
+    
+    case iPhone
+    case iPhone3G
+    case iPhone3GS
+    
+    case iPhone4
+    case iPhone4S
+    
+    case iPhone5
+    case iPhone5C
+    case iPhone5S
+    
+    case iPhone6
+    case iPhone6Plus
+    case iPhone6S
+    case iPhone6SPlus
+    
+    case iPhoneSE
+    
+    case iPhone7
+    case iPhone7Plus
+    case iPhone8
+    case iPhone8Plus
+    
+    case iPhoneX
+    case iPhoneXS
+    case iPhoneXSMax
+    case iPhoneXR
+    
+    case iPhone11
+    case iPhone11Pro
+    case iPhone11ProMax
+    
+    case iPhoneSE2ndGen
+        
+    case iPhone12
+    case iPhone12Mini
+    case iPhone12Pro
+    case iPhone12ProMax
+   
+    case iPhone13
+    case iPhone13Mini
+    case iPhone13Pro
+    case iPhone13ProMax
+    
+    case iPhoneSE3rdGen
+    
+    case iPhone14
+    case iPhone14Plus
+    case iPhone14Pro
+    case iPhone14ProMax
+    
+    case unknown(String)
+    
+    var modelId: [String] {
+        switch self {
+        case .iPodTouch1:
+            return ["iPod1,1"]
+        case .iPodTouch2:
+            return ["iPod2,1"]
+        case .iPodTouch3:
+            return ["iPod3,1"]
+        case .iPodTouch4:
+            return ["iPod4,1"]
+        case .iPodTouch5:
+            return ["iPod5,1"]
+        case .iPodTouch6:
+            return ["iPod7,1"]
+        case .iPodTouch7:
+            return ["iPod9,1"]
+        case .iPhone:
+            return ["iPhone1,1"]
+        case .iPhone3G:
+            return ["iPhone1,2"]
+        case .iPhone3GS:
+            return ["iPhone2,1"]
+        case .iPhone4:
+            return ["iPhone3,1", "iPhone3,2", "iPhone3,3"]
+        case .iPhone4S:
+            return ["iPhone4,1", "iPhone4,2", "iPhone4,3"]
+        case .iPhone5:
+            return ["iPhone5,1", "iPhone5,2"]
+        case .iPhone5C:
+            return ["iPhone5,3", "iPhone5,4"]
+        case .iPhone5S:
+            return ["iPhone6,1", "iPhone6,2"]
+        case .iPhone6:
+            return ["iPhone7,2"]
+        case .iPhone6Plus:
+            return ["iPhone7,1"]
+        case .iPhone6S:
+            return ["iPhone8,1"]
+        case .iPhone6SPlus:
+            return ["iPhone8,2"]
+        case .iPhoneSE:
+            return ["iPhone8,4"]
+        case .iPhone7:
+            return ["iPhone9,1", "iPhone9,3"]
+        case .iPhone7Plus:
+            return ["iPhone9,2", "iPhone9,4"]
+        case .iPhone8:
+            return ["iPhone10,1", "iPhone10,4"]
+        case .iPhone8Plus:
+            return ["iPhone10,2", "iPhone10,5"]
+        case .iPhoneX:
+            return ["iPhone10,3", "iPhone10,6"]
+        case .iPhoneXS:
+            return ["iPhone11,2"]
+        case .iPhoneXSMax:
+            return ["iPhone11,4", "iPhone11,6"]
+        case .iPhoneXR:
+            return ["iPhone11,8"]
+        case .iPhone11:
+            return ["iPhone12,1"]
+        case .iPhone11Pro:
+            return ["iPhone12,3"]
+        case .iPhone11ProMax:
+            return ["iPhone12,5"]
+        case .iPhoneSE2ndGen:
+            return ["iPhone12,8"]
+        case .iPhone12:
+            return ["iPhone13,2"]
+        case .iPhone12Mini:
+            return ["iPhone13,1"]
+        case .iPhone12Pro:
+            return ["iPhone13,3"]
+        case .iPhone12ProMax:
+            return ["iPhone13,4"]
+        case .iPhone13:
+            return ["iPhone14,5"]
+        case .iPhone13Mini:
+            return ["iPhone14,4"]
+        case .iPhone13Pro:
+            return ["iPhone14,2"]
+        case .iPhone13ProMax:
+            return ["iPhone14,3"]
+        case .iPhoneSE3rdGen:
+            return ["iPhone14,6"]
+        case .iPhone14:
+            return ["iPhone14,7"]
+        case .iPhone14Plus:
+            return ["iPhone14,8"]
+        case .iPhone14Pro:
+            return ["iPhone15,2"]
+        case .iPhone14ProMax:
+            return ["iPhone15,3"]
+        case let .unknown(modelId):
+            return [modelId]
+        }
+    }
+    
+    var modelName: String {
+        switch self {
+        case .iPodTouch1:
+            return "iPod touch 1G"
+        case .iPodTouch2:
+            return "iPod touch 2G"
+        case .iPodTouch3:
+            return "iPod touch 3G"
+        case .iPodTouch4:
+            return "iPod touch 4G"
+        case .iPodTouch5:
+            return "iPod touch 5G"
+        case .iPodTouch6:
+            return "iPod touch 6G"
+        case .iPodTouch7:
+            return "iPod touch 7G"
+        case .iPhone:
+            return "iPhone"
+        case .iPhone3G:
+            return "iPhone 3G"
+        case .iPhone3GS:
+            return "iPhone 3GS"
+        case .iPhone4:
+            return "iPhone 4"
+        case .iPhone4S:
+            return "iPhone 4S"
+        case .iPhone5:
+            return "iPhone 5"
+        case .iPhone5C:
+            return "iPhone 5C"
+        case .iPhone5S:
+            return "iPhone 5S"
+        case .iPhone6:
+            return "iPhone 6"
+        case .iPhone6Plus:
+            return "iPhone 6 Plus"
+        case .iPhone6S:
+            return "iPhone 6S"
+        case .iPhone6SPlus:
+            return "iPhone 6S Plus"
+        case .iPhoneSE:
+            return "iPhone SE"
+        case .iPhone7:
+            return "iPhone 7"
+        case .iPhone7Plus:
+            return "iPhone 7 Plus"
+        case .iPhone8:
+            return "iPhone 8"
+        case .iPhone8Plus:
+            return "iPhone 8 Plus"
+        case .iPhoneX:
+            return "iPhone X"
+        case .iPhoneXS:
+            return "iPhone XS"
+        case .iPhoneXSMax:
+            return "iPhone XS Max"
+        case .iPhoneXR:
+            return "iPhone XR"
+        case .iPhone11:
+            return "iPhone 11"
+        case .iPhone11Pro:
+            return "iPhone 11 Pro"
+        case .iPhone11ProMax:
+            return "iPhone 11 Pro Max"
+        case .iPhoneSE2ndGen:
+            return "iPhone SE (2nd gen)"
+        case .iPhone12:
+            return "iPhone 12"
+        case .iPhone12Mini:
+            return "iPhone 12 mini"
+        case .iPhone12Pro:
+            return "iPhone 12 Pro"
+        case .iPhone12ProMax:
+            return "iPhone 12 Pro Max"
+        case .iPhone13:
+            return "iPhone 13"
+        case .iPhone13Mini:
+            return "iPhone 13 mini"
+        case .iPhone13Pro:
+            return "iPhone 13 Pro"
+        case .iPhone13ProMax:
+            return "iPhone 13 Pro Max"
+        case .iPhoneSE3rdGen:
+            return "iPhone SE (3rd gen)"
+        case .iPhone14:
+            return "iPhone 14"
+        case .iPhone14Plus:
+            return "iPhone 14 Plus"
+        case .iPhone14Pro:
+            return "iPhone 14 Pro"
+        case .iPhone14ProMax:
+            return "iPhone 14 Pro Max"
+        case let .unknown(modelId):
+            if modelId.hasPrefix("iPhone") {
+                return "Unknown iPhone"
+            } else if modelId.hasPrefix("iPod") {
+                return "Unknown iPod"
+            } else if modelId.hasPrefix("iPad") {
+                return "Unknown iPad"
+            } else {
+                return "Unknown Device"
+            }
+        }
+    }
+    
+    var isIpad: Bool {
+        return self.modelId.first?.hasPrefix("iPad") ?? false
+    }
+    
+    static let current = DeviceModel()
+    
+    private init() {
+        var systemInfo = utsname()
+        uname(&systemInfo)
+        let modelCode = withUnsafePointer(to: &systemInfo.machine) {
+            $0.withMemoryRebound(to: CChar.self, capacity: 1) {
+                ptr in String.init(validatingUTF8: ptr)
+            }
+        }
+        var result: DeviceModel?
+        if let modelCode {
+            for model in DeviceModel.allCases {
+                if model.modelId.contains(modelCode) {
+                    result = model
+                    break
+                }
+            }
+        }
+        if let result {
+            self = result
+        } else {
+            self = .unknown(modelCode ?? "")
+        }
+    }
+}

submodules/Camera/Sources/CameraOutput.swift

@@ -1,4 +1,36 @@
+import Foundation
 import AVFoundation
+import UIKit
+import SwiftSignalKit
+import CoreImage
+import Vision
+import VideoToolbox
+import TelegramCore
+
+public enum VideoCaptureResult: Equatable {
+    case finished((String, UIImage, Bool, CGSize), (String, UIImage, Bool, CGSize)?, Double, [(Bool, Double)], Double)
+    case failed
+    
+    public static func == (lhs: VideoCaptureResult, rhs: VideoCaptureResult) -> Bool {
+        switch lhs {
+        case .failed:
+            if case .failed = rhs {
+                return true
+            } else {
+                return false
+            }
+        case let .finished(_, _, lhsDuration, lhsChangeTimestamps, lhsTime):
+            if case let .finished(_, _, rhsDuration, rhsChangeTimestamps, rhsTime) = rhs, lhsDuration == rhsDuration, lhsTime == rhsTime {
+                if lhsChangeTimestamps.count != rhsChangeTimestamps.count {
+                    return false
+                }
+                return true
+            } else {
+                return false
+            }
+        }
+    }
+}
 
 public struct CameraCode: Equatable {
     public enum CodeType {
@@ -39,21 +71,32 @@ public struct CameraCode: Equatable {
 }
 
 final class CameraOutput: NSObject {
-    //private let photoOutput = CameraPhotoOutput()
-    private let videoOutput = AVCaptureVideoDataOutput()
-    private let audioOutput = AVCaptureAudioDataOutput()
-    private let metadataOutput = AVCaptureMetadataOutput()
+    let photoOutput = AVCapturePhotoOutput()
+    let videoOutput = AVCaptureVideoDataOutput()
+    let audioOutput = AVCaptureAudioDataOutput()
+    let metadataOutput = AVCaptureMetadataOutput()
+    
+    let exclusive: Bool
+    
+    private var photoConnection: AVCaptureConnection?
+    private var videoConnection: AVCaptureConnection?
+    private var previewConnection: AVCaptureConnection?
     
     private let queue = DispatchQueue(label: "")
     private let metadataQueue = DispatchQueue(label: "")
     
-    var processSampleBuffer: ((CMSampleBuffer, AVCaptureConnection) -> Void)?
+    private var photoCaptureRequests: [Int64: PhotoCaptureContext] = [:]
+    private var videoRecorder: VideoRecorder?
+        
+    var processSampleBuffer: ((CMSampleBuffer, CVImageBuffer, AVCaptureConnection) -> Void)?
     var processCodes: (([CameraCode]) -> Void)?
     
-    override init() {
-        super.init()
+    init(exclusive: Bool) {
+        self.exclusive = exclusive
         
-        self.videoOutput.alwaysDiscardsLateVideoFrames = true;
+        super.init()
+
+        self.videoOutput.alwaysDiscardsLateVideoFrames = false
         self.videoOutput.videoSettings = [kCVPixelBufferPixelFormatTypeKey: kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange] as [String : Any]
     }
     
@@ -62,28 +105,248 @@ final class CameraOutput: NSObject {
         self.audioOutput.setSampleBufferDelegate(nil, queue: nil)
     }
     
-    func configure(for session: AVCaptureSession) {
-        if session.canAddOutput(self.videoOutput) {
-            session.addOutput(self.videoOutput)
+    func configure(for session: CameraSession, device: CameraDevice, input: CameraInput, previewView: CameraSimplePreviewView?, audio: Bool, photo: Bool, metadata: Bool) {
+        if session.session.canAddOutput(self.videoOutput) {
+            if session.hasMultiCam {
+                session.session.addOutputWithNoConnections(self.videoOutput)
+            } else {
+                session.session.addOutput(self.videoOutput)
+            }
             self.videoOutput.setSampleBufferDelegate(self, queue: self.queue)
+        } else {
+            Logger.shared.log("Camera", "Can't add video output")
         }
-        if session.canAddOutput(self.audioOutput) {
-            session.addOutput(self.audioOutput)
+        if audio, session.session.canAddOutput(self.audioOutput) {
+            session.session.addOutput(self.audioOutput)
             self.audioOutput.setSampleBufferDelegate(self, queue: self.queue)
         }
-        if session.canAddOutput(self.metadataOutput) {
-            session.addOutput(self.metadataOutput)
+        if photo, session.session.canAddOutput(self.photoOutput) {
+            if session.hasMultiCam {
+                session.session.addOutputWithNoConnections(self.photoOutput)
+            } else {
+                session.session.addOutput(self.photoOutput)
+            }
+        } else {
+            Logger.shared.log("Camera", "Can't add photo output")
+        }
+        if metadata, session.session.canAddOutput(self.metadataOutput) {
+            session.session.addOutput(self.metadataOutput)
             
             self.metadataOutput.setMetadataObjectsDelegate(self, queue: self.metadataQueue)
             if self.metadataOutput.availableMetadataObjectTypes.contains(.qr) {
                 self.metadataOutput.metadataObjectTypes = [.qr]
             }
         }
+        
+        if #available(iOS 13.0, *), session.hasMultiCam {
+            if let device = device.videoDevice, let ports = input.videoInput?.ports(for: AVMediaType.video, sourceDeviceType: device.deviceType, sourceDevicePosition: device.position) {
+                if let previewView {
+                    let previewConnection = AVCaptureConnection(inputPort: ports.first!, videoPreviewLayer: previewView.videoPreviewLayer)
+                    if session.session.canAddConnection(previewConnection) {
+                        session.session.addConnection(previewConnection)
+                        self.previewConnection = previewConnection
+                    } else {
+                        Logger.shared.log("Camera", "Can't add preview connection")
+                    }
+                }
+                
+                let videoConnection = AVCaptureConnection(inputPorts: ports, output: self.videoOutput)
+                if session.session.canAddConnection(videoConnection) {
+                    session.session.addConnection(videoConnection)
+                    self.videoConnection = videoConnection
+                } else {
+                    Logger.shared.log("Camera", "Can't add video connection")
+                }
+
+                if photo {
+                    let photoConnection = AVCaptureConnection(inputPorts: ports, output: self.photoOutput)
+                    if session.session.canAddConnection(photoConnection) {
+                        session.session.addConnection(photoConnection)
+                        self.photoConnection = photoConnection
+                    }
+                }
+            } else {
+                Logger.shared.log("Camera", "Can't get video port")
+            }
+        }
+    }
+        
+    func invalidate(for session: CameraSession) {
+        if #available(iOS 13.0, *) {
+            if let previewConnection = self.previewConnection {
+                if session.session.connections.contains(where: { $0 === previewConnection }) {
+                    session.session.removeConnection(previewConnection)
+                }
+                self.previewConnection = nil
+            }
+            if let videoConnection = self.videoConnection {
+                if session.session.connections.contains(where: { $0 === videoConnection }) {
+                    session.session.removeConnection(videoConnection)
+                }
+                self.videoConnection = nil
+            }
+            if let photoConnection = self.photoConnection {
+                if session.session.connections.contains(where: { $0 === photoConnection }) {
+                    session.session.removeConnection(photoConnection)
+                }
+                self.photoConnection = nil
+            }
+        }
+        if session.session.outputs.contains(where: { $0 === self.videoOutput }) {
+            session.session.removeOutput(self.videoOutput)
+        }
+        if session.session.outputs.contains(where: { $0 === self.audioOutput }) {
+            session.session.removeOutput(self.audioOutput)
+        }
+        if session.session.outputs.contains(where: { $0 === self.photoOutput }) {
+            session.session.removeOutput(self.photoOutput)
+        }
+        if session.session.outputs.contains(where: { $0 === self.metadataOutput }) {
+            session.session.removeOutput(self.metadataOutput)
+        }
     }
     
-    func invalidate(for session: AVCaptureSession) {
-        for output in session.outputs {
-            session.removeOutput(output)
+    func configureVideoStabilization() {
+        if let videoDataOutputConnection = self.videoOutput.connection(with: .video), videoDataOutputConnection.isVideoStabilizationSupported {
+            videoDataOutputConnection.preferredVideoStabilizationMode = .standard
+//            if #available(iOS 13.0, *) {
+//                videoDataOutputConnection.preferredVideoStabilizationMode = .cinematicExtended
+//            } else {
+//                videoDataOutputConnection.preferredVideoStabilizationMode = .cinematic
+//            }
+        }
+    }
+    
+    var isFlashActive: Signal<Bool, NoError> {
+        return Signal { [weak self] subscriber in
+            guard let self else {
+                return EmptyDisposable
+            }
+            subscriber.putNext(self.photoOutput.isFlashScene)
+            let observer = self.photoOutput.observe(\.isFlashScene, options: [.new], changeHandler: { device, _ in
+                subscriber.putNext(self.photoOutput.isFlashScene)
+            })
+            return ActionDisposable {
+                observer.invalidate()
+            }
+        }
+        |> distinctUntilChanged
+    }
+    
+    func takePhoto(orientation: AVCaptureVideoOrientation, flashMode: AVCaptureDevice.FlashMode) -> Signal<PhotoCaptureResult, NoError> {
+        var mirror = false
+        if let connection = self.photoOutput.connection(with: .video) {
+            connection.videoOrientation = orientation
+            
+            if #available(iOS 13.0, *) {
+                mirror = connection.inputPorts.first?.sourceDevicePosition == .front
+            }
+        }
+        
+        let settings = AVCapturePhotoSettings(format: [kCVPixelBufferPixelFormatTypeKey as String: Int(kCVPixelFormatType_32BGRA)])
+        settings.flashMode = flashMode
+        if let previewPhotoPixelFormatType = settings.availablePreviewPhotoPixelFormatTypes.first {
+            settings.previewPhotoFormat = [kCVPixelBufferPixelFormatTypeKey as String: previewPhotoPixelFormatType]
+        }
+        if #available(iOS 13.0, *) {
+            if self.exclusive {
+                if self.photoOutput.maxPhotoQualityPrioritization != .speed  {
+                    settings.photoQualityPrioritization = .balanced
+                } else {
+                    settings.photoQualityPrioritization = .speed
+                }
+            } else {
+                settings.photoQualityPrioritization = .speed
+            }
+        }
+        
+        let uniqueId = settings.uniqueID
+        let photoCapture = PhotoCaptureContext(settings: settings, orientation: orientation, mirror: mirror)
+        self.photoCaptureRequests[uniqueId] = photoCapture
+        self.photoOutput.capturePhoto(with: settings, delegate: photoCapture)
+        
+        return photoCapture.signal
+        |> afterDisposed { [weak self] in
+            self?.photoCaptureRequests.removeValue(forKey: uniqueId)
+        }
+    }
+    
+    var isRecording: Bool {
+        return self.videoRecorder != nil
+    }
+    
+    private var recordingCompletionPipe = ValuePipe<VideoCaptureResult>()
+    func startRecording(isDualCamera: Bool, position: Camera.Position? = nil, orientation: AVCaptureVideoOrientation) -> Signal<Double, NoError> {
+        guard self.videoRecorder == nil else {
+            return .complete()
+        }
+        
+        let codecType: AVVideoCodecType
+        if hasHEVCHardwareEncoder {
+            codecType = .hevc
+        } else {
+            codecType = .h264
+        }
+        
+        guard let videoSettings = self.videoOutput.recommendedVideoSettings(forVideoCodecType: codecType, assetWriterOutputFileType: .mp4) else {
+            return .complete()
+        }
+        let audioSettings = self.audioOutput.recommendedAudioSettingsForAssetWriter(writingTo: .mp4) ?? [:]
+        
+        var dimensions: CGSize = CGSize(width: 1080, height: 1920)
+        if orientation == .landscapeLeft {
+            dimensions = CGSize(width: 1920, height: 1080)
+        } else if orientation == .landscapeRight {
+            dimensions = CGSize(width: 1920, height: 1080)
+        }
+        
+        let outputFileName = NSUUID().uuidString
+        let outputFilePath = NSTemporaryDirectory() + outputFileName + ".mp4"
+        let outputFileURL = URL(fileURLWithPath: outputFilePath)
+        
+        let videoRecorder = VideoRecorder(configuration: VideoRecorder.Configuration(videoSettings: videoSettings, audioSettings: audioSettings), orientation: orientation, fileUrl: outputFileURL, completion: { [weak self] result in
+            if case let .success(transitionImage, duration, positionChangeTimestamps) = result {
+                self?.recordingCompletionPipe.putNext(.finished((outputFilePath, transitionImage ?? UIImage(), false, dimensions), nil, duration, positionChangeTimestamps.map { ($0 == .front, $1) }, CACurrentMediaTime()))
+            } else {
+                self?.recordingCompletionPipe.putNext(.failed)
+            }
+        })
+        
+        videoRecorder?.start()
+        self.videoRecorder = videoRecorder
+        
+        if isDualCamera, let position {
+            videoRecorder?.markPositionChange(position: position, time: .zero)
+        }
+        
+        return Signal { subscriber in
+            let timer = SwiftSignalKit.Timer(timeout: 0.1, repeat: true, completion: { [weak videoRecorder] in
+                subscriber.putNext(videoRecorder?.duration ?? 0.0)
+            }, queue: Queue.mainQueue())
+            timer.start()
+            
+            return ActionDisposable {
+                timer.invalidate()
+            }
+        }
+    }
+    
+    func stopRecording() -> Signal<VideoCaptureResult, NoError> {
+        guard let videoRecorder = self.videoRecorder, videoRecorder.isRecording else {
+            return .complete()
+        }
+        videoRecorder.stop()
+        
+        return self.recordingCompletionPipe.signal()
+        |> take(1)
+        |> afterDisposed {
+            self.videoRecorder = nil
+        }
+    }
+    
+    func markPositionChange(position: Camera.Position) {
+        if let videoRecorder = self.videoRecorder {
+            videoRecorder.markPositionChange(position: position)
         }
     }
 }
@@ -94,7 +357,13 @@ extension CameraOutput: AVCaptureVideoDataOutputSampleBufferDelegate, AVCaptureA
             return
         }
         
-        self.processSampleBuffer?(sampleBuffer, connection)
+        if let videoPixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) {
+            self.processSampleBuffer?(sampleBuffer, videoPixelBuffer, connection)
+        }
+        
+        if let videoRecorder = self.videoRecorder, videoRecorder.isRecording {
+            videoRecorder.appendSampleBuffer(sampleBuffer)
+        }
     }
     
     func captureOutput(_ output: AVCaptureOutput, didDrop sampleBuffer: CMSampleBuffer, from connection: AVCaptureConnection) {
@@ -118,3 +387,14 @@ extension CameraOutput: AVCaptureMetadataOutputObjectsDelegate {
         self.processCodes?(codes)
     }
 }
+
+private let hasHEVCHardwareEncoder: Bool = {
+    let spec: [CFString: Any] = [:]
+    var outID: CFString?
+    var properties: CFDictionary?
+    let result = VTCopySupportedPropertyDictionaryForEncoder(width: 1920, height: 1080, codecType: kCMVideoCodecType_HEVC, encoderSpecification: spec as CFDictionary, encoderIDOut: &outID, supportedPropertiesOut: &properties)
+    if result == kVTCouldNotFindVideoEncoderErr {
+        return false
+    }
+    return result == noErr
+}()

submodules/Camera/Sources/CameraPreviewView.swift

@@ -0,0 +1,655 @@
+import Foundation
+import UIKit
+import Display
+import AVFoundation
+import SwiftSignalKit
+import Metal
+import MetalKit
+import CoreMedia
+import Vision
+import ImageBlur
+
+private extension UIInterfaceOrientation {
+   var videoOrientation: AVCaptureVideoOrientation {
+       switch self {
+       case .portraitUpsideDown: return .portraitUpsideDown
+       case .landscapeRight: return .landscapeRight
+       case .landscapeLeft: return .landscapeLeft
+       case .portrait: return .portrait
+       default: return .portrait
+       }
+   }
+}
+
+public class CameraSimplePreviewView: UIView {
+    func updateOrientation() {
+        guard self.videoPreviewLayer.connection?.isVideoOrientationSupported == true else {
+            return
+        }
+        let statusBarOrientation: UIInterfaceOrientation
+        if #available(iOS 13.0, *) {
+            statusBarOrientation = UIApplication.shared.windows.first?.windowScene?.interfaceOrientation ?? .portrait
+        } else {
+            statusBarOrientation = UIApplication.shared.statusBarOrientation
+        }
+        let videoOrientation = statusBarOrientation.videoOrientation
+        self.videoPreviewLayer.connection?.videoOrientation = videoOrientation
+        self.videoPreviewLayer.removeAllAnimations()
+    }
+    
+    static func lastBackImage() -> UIImage {
+        let imagePath = NSTemporaryDirectory() + "backCameraImage.jpg"
+        if let data = try? Data(contentsOf: URL(fileURLWithPath: imagePath)), let image = UIImage(data: data) {
+            return image
+        } else {
+            return UIImage(bundleImageName: "Camera/Placeholder")!
+        }
+    }
+    
+    static func saveLastBackImage(_ image: UIImage) {
+        let imagePath = NSTemporaryDirectory() + "backCameraImage.jpg"
+        if let data = image.jpegData(compressionQuality: 0.6) {
+            try? data.write(to: URL(fileURLWithPath: imagePath))
+        }
+    }
+    
+    static func lastFrontImage() -> UIImage {
+        let imagePath = NSTemporaryDirectory() + "frontCameraImage.jpg"
+        if let data = try? Data(contentsOf: URL(fileURLWithPath: imagePath)), let image = UIImage(data: data) {
+            return image
+        } else {
+            return UIImage(bundleImageName: "Camera/SelfiePlaceholder")!
+        }
+    }
+    
+    static func saveLastFrontImage(_ image: UIImage) {
+        let imagePath = NSTemporaryDirectory() + "frontCameraImage.jpg"
+        if let data = image.jpegData(compressionQuality: 0.6) {
+            try? data.write(to: URL(fileURLWithPath: imagePath))
+        }
+    }
+        
+    private var previewingDisposable: Disposable?
+    private let placeholderView = UIImageView()
+    
+    public init(frame: CGRect, main: Bool) {
+        super.init(frame: frame)
+        
+        self.videoPreviewLayer.videoGravity = main ? .resizeAspectFill : .resizeAspect
+        self.placeholderView.contentMode =  main ? .scaleAspectFill : .scaleAspectFit
+        
+        self.addSubview(self.placeholderView)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    deinit {
+        self.previewingDisposable?.dispose()
+    }
+    
+    public override func layoutSubviews() {
+        super.layoutSubviews()
+        
+        self.updateOrientation()
+        self.placeholderView.frame = self.bounds.insetBy(dx: -1.0, dy: -1.0)
+    }
+    
+    public func removePlaceholder(delay: Double = 0.0) {
+        UIView.animate(withDuration: 0.3, delay: delay) {
+            self.placeholderView.alpha = 0.0
+        }
+    }
+    
+    public func resetPlaceholder(front: Bool) {
+        self.placeholderView.image = front ? CameraSimplePreviewView.lastFrontImage() : CameraSimplePreviewView.lastBackImage()
+        self.placeholderView.alpha = 1.0
+    }
+        
+    private var _videoPreviewLayer: AVCaptureVideoPreviewLayer?
+    var videoPreviewLayer: AVCaptureVideoPreviewLayer {
+        if let layer = self._videoPreviewLayer {
+            return layer
+        }
+        guard let layer = self.layer as? AVCaptureVideoPreviewLayer else {
+            fatalError()
+        }
+        self._videoPreviewLayer = layer
+        return layer
+    }
+    
+    func invalidate() {
+        self.videoPreviewLayer.session = nil
+    }
+    
+    func setSession(_ session: AVCaptureSession, autoConnect: Bool) {
+        if autoConnect {
+            self.videoPreviewLayer.session = session
+        } else {
+            self.videoPreviewLayer.setSessionWithNoConnection(session)
+        }
+    }
+    
+    public var isEnabled: Bool = true {
+        didSet {
+            self.videoPreviewLayer.connection?.isEnabled = self.isEnabled
+        }
+    }
+    
+    public override class var layerClass: AnyClass {
+        return AVCaptureVideoPreviewLayer.self
+    }
+    
+    @available(iOS 13.0, *)
+    public var isPreviewing: Signal<Bool, NoError> {
+        return Signal { [weak self] subscriber in
+            guard let self else {
+                return EmptyDisposable
+            }
+            subscriber.putNext(self.videoPreviewLayer.isPreviewing)
+            let observer = self.videoPreviewLayer.observe(\.isPreviewing, options: [.new], changeHandler: { view, _ in
+                subscriber.putNext(view.isPreviewing)
+            })
+            return ActionDisposable {
+                observer.invalidate()
+            }
+        }
+        |> distinctUntilChanged
+    }
+    
+    public func cameraPoint(for location: CGPoint) -> CGPoint {
+        return self.videoPreviewLayer.captureDevicePointConverted(fromLayerPoint: location)
+    }
+}
+
+public class CameraPreviewView: MTKView {
+    private let queue = DispatchQueue(label: "CameraPreview", qos: .userInitiated, attributes: [], autoreleaseFrequency: .workItem)
+    private let commandQueue: MTLCommandQueue
+    private var textureCache: CVMetalTextureCache?
+    private var sampler: MTLSamplerState!
+    private var renderPipelineState: MTLRenderPipelineState!
+    private var vertexCoordBuffer: MTLBuffer!
+    private var texCoordBuffer: MTLBuffer!
+    
+    private var textureWidth: Int = 0
+    private var textureHeight: Int = 0
+    private var textureMirroring = false
+    private var textureRotation: Rotation = .rotate0Degrees
+    
+    private var textureTranform: CGAffineTransform?
+    private var _bounds = CGRectNull
+    
+    public enum Rotation: Int {
+        case rotate0Degrees
+        case rotate90Degrees
+        case rotate180Degrees
+        case rotate270Degrees
+    }
+    
+    private var _mirroring: Bool?
+    private var _scheduledMirroring: Bool?
+    public var mirroring = false {
+        didSet {
+            self.queue.sync {
+                if self._mirroring != nil {
+                    self._scheduledMirroring = self.mirroring
+                } else {
+                    self._mirroring = self.mirroring
+                }
+            }
+        }
+    }
+    
+    private var _rotation: Rotation = .rotate0Degrees
+    public var rotation: Rotation = .rotate0Degrees {
+        didSet {
+            self.queue.sync {
+                self._rotation = rotation
+            }
+        }
+    }
+    
+    private var _pixelBuffer: CVPixelBuffer?
+    var pixelBuffer: CVPixelBuffer? {
+        didSet {
+            self.queue.sync {
+                if let scheduledMirroring = self._scheduledMirroring {
+                    self._scheduledMirroring = nil
+                    self._mirroring = scheduledMirroring
+                }
+                self._pixelBuffer = pixelBuffer
+            }
+        }
+    }
+    
+    public init?(test: Bool) {
+        let mainBundle = Bundle(for: CameraPreviewView.self)
+        
+        guard let path = mainBundle.path(forResource: "CameraBundle", ofType: "bundle") else {
+            return nil
+        }
+        
+        guard let bundle = Bundle(path: path) else {
+            return nil
+        }
+        
+        guard let device = MTLCreateSystemDefaultDevice() else {
+            return nil
+        }
+
+        guard let defaultLibrary = try? device.makeDefaultLibrary(bundle: bundle) else {
+            return nil
+        }
+
+        guard let commandQueue = device.makeCommandQueue() else {
+            return nil
+        }
+        self.commandQueue = commandQueue
+
+        super.init(frame: .zero, device: device)
+    
+        self.colorPixelFormat = .bgra8Unorm
+        
+        let pipelineDescriptor = MTLRenderPipelineDescriptor()
+        pipelineDescriptor.colorAttachments[0].pixelFormat = .bgra8Unorm
+        pipelineDescriptor.vertexFunction = defaultLibrary.makeFunction(name: "vertexPassThrough")
+        pipelineDescriptor.fragmentFunction = defaultLibrary.makeFunction(name: "fragmentPassThrough")
+        
+        let samplerDescriptor = MTLSamplerDescriptor()
+        samplerDescriptor.sAddressMode = .clampToEdge
+        samplerDescriptor.tAddressMode = .clampToEdge
+        samplerDescriptor.minFilter = .linear
+        samplerDescriptor.magFilter = .linear
+        self.sampler = device.makeSamplerState(descriptor: samplerDescriptor)
+        
+        do {
+            self.renderPipelineState = try device.makeRenderPipelineState(descriptor: pipelineDescriptor)
+        } catch {
+            fatalError("\(error)")
+        }
+        
+        self.setupTextureCache()
+    }
+    
+    required public init(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    private func setupTextureCache() {
+        var newTextureCache: CVMetalTextureCache?
+        if CVMetalTextureCacheCreate(kCFAllocatorDefault, nil, device!, nil, &newTextureCache) == kCVReturnSuccess {
+            self.textureCache = newTextureCache
+        } else {
+            assertionFailure("Unable to allocate texture cache")
+        }
+    }
+    
+    private func setupTransform(width: Int, height: Int, rotation: Rotation, mirroring: Bool) {
+        var scaleX: Float = 1.0
+        var scaleY: Float = 1.0
+        var resizeAspect: Float = 1.0
+        
+        self._bounds = self.bounds
+        self.textureWidth = width
+        self.textureHeight = height
+        self.textureMirroring = mirroring
+        self.textureRotation = rotation
+        
+        if self.textureWidth > 0 && self.textureHeight > 0 {
+            switch self.textureRotation {
+            case .rotate0Degrees, .rotate180Degrees:
+                scaleX = Float(self._bounds.width / CGFloat(self.textureWidth))
+                scaleY = Float(self._bounds.height / CGFloat(self.textureHeight))
+                
+            case .rotate90Degrees, .rotate270Degrees:
+                scaleX = Float(self._bounds.width / CGFloat(self.textureHeight))
+                scaleY = Float(self._bounds.height / CGFloat(self.textureWidth))
+            }
+        }
+        resizeAspect = min(scaleX, scaleY)
+        if scaleX < scaleY {
+            scaleY = scaleX / scaleY
+            scaleX = 1.0
+        } else {
+            scaleX = scaleY / scaleX
+            scaleY = 1.0
+        }
+        
+        if self.textureMirroring {
+            scaleX *= -1.0
+        }
+        
+        let vertexData: [Float] = [
+            -scaleX, -scaleY, 0.0, 1.0,
+            scaleX, -scaleY, 0.0, 1.0,
+            -scaleX, scaleY, 0.0, 1.0,
+            scaleX, scaleY, 0.0, 1.0
+        ]
+        self.vertexCoordBuffer = device!.makeBuffer(bytes: vertexData, length: vertexData.count * MemoryLayout<Float>.size, options: [])
+        
+        var texCoordBufferData: [Float]
+        switch self.textureRotation {
+        case .rotate0Degrees:
+            texCoordBufferData = [
+                0.0, 1.0,
+                1.0, 1.0,
+                0.0, 0.0,
+                1.0, 0.0
+            ]
+        case .rotate180Degrees:
+            texCoordBufferData = [
+                1.0, 0.0,
+                0.0, 0.0,
+                1.0, 1.0,
+                0.0, 1.0
+            ]
+        case .rotate90Degrees:
+            texCoordBufferData = [
+                1.0, 1.0,
+                1.0, 0.0,
+                0.0, 1.0,
+                0.0, 0.0
+            ]
+        case .rotate270Degrees:
+            texCoordBufferData = [
+                0.0, 0.0,
+                0.0, 1.0,
+                1.0, 0.0,
+                1.0, 1.0
+            ]
+        }
+        self.texCoordBuffer = device?.makeBuffer(bytes: texCoordBufferData, length: texCoordBufferData.count * MemoryLayout<Float>.size, options: [])
+        
+        var transform = CGAffineTransform.identity
+        if self.textureMirroring {
+            transform = transform.concatenating(CGAffineTransform(scaleX: -1, y: 1))
+            transform = transform.concatenating(CGAffineTransform(translationX: CGFloat(self.textureWidth), y: 0))
+        }
+        
+        switch self.textureRotation {
+        case .rotate0Degrees:
+            transform = transform.concatenating(CGAffineTransform(rotationAngle: CGFloat(0)))
+        case .rotate180Degrees:
+            transform = transform.concatenating(CGAffineTransform(rotationAngle: CGFloat(Double.pi)))
+            transform = transform.concatenating(CGAffineTransform(translationX: CGFloat(self.textureWidth), y: CGFloat(self.textureHeight)))
+        case .rotate90Degrees:
+            transform = transform.concatenating(CGAffineTransform(rotationAngle: CGFloat(Double.pi) / 2))
+            transform = transform.concatenating(CGAffineTransform(translationX: CGFloat(self.textureHeight), y: 0))
+        case .rotate270Degrees:
+            transform = transform.concatenating(CGAffineTransform(rotationAngle: 3 * CGFloat(Double.pi) / 2))
+            transform = transform.concatenating(CGAffineTransform(translationX: 0, y: CGFloat(self.textureWidth)))
+        }
+        transform = transform.concatenating(CGAffineTransform(scaleX: CGFloat(resizeAspect), y: CGFloat(resizeAspect)))
+        
+        let tranformRect = CGRect(origin: .zero, size: CGSize(width: self.textureWidth, height: self.textureHeight)).applying(transform)
+        let xShift = (self._bounds.size.width - tranformRect.size.width) / 2
+        let yShift = (self._bounds.size.height - tranformRect.size.height) / 2
+        transform = transform.concatenating(CGAffineTransform(translationX: xShift, y: yShift))
+        
+        self.textureTranform = transform.inverted()
+    }
+    
+    public override func draw(_ rect: CGRect) {
+        var pixelBuffer: CVPixelBuffer?
+        var mirroring = false
+        var rotation: Rotation = .rotate0Degrees
+        
+        self.queue.sync {
+            pixelBuffer = self._pixelBuffer
+            if let mirroringValue = self._mirroring {
+                mirroring = mirroringValue
+            }
+            rotation = self._rotation
+        }
+        
+        guard let drawable = currentDrawable, let currentRenderPassDescriptor = currentRenderPassDescriptor, let previewPixelBuffer = pixelBuffer else {
+            return
+        }
+        
+        let width = CVPixelBufferGetWidth(previewPixelBuffer)
+        let height = CVPixelBufferGetHeight(previewPixelBuffer)
+        
+        if self.textureCache == nil {
+            self.setupTextureCache()
+        }
+        var cvTextureOut: CVMetalTexture?
+        CVMetalTextureCacheCreateTextureFromImage(
+            kCFAllocatorDefault,
+            textureCache!,
+            previewPixelBuffer,
+            nil,
+            .bgra8Unorm,
+            width,
+            height,
+            0,
+            &cvTextureOut)
+        guard let cvTexture = cvTextureOut, let texture = CVMetalTextureGetTexture(cvTexture) else {
+            CVMetalTextureCacheFlush(self.textureCache!, 0)
+            return
+        }
+        
+        if texture.width != self.textureWidth ||
+            texture.height != self.textureHeight ||
+            self.bounds != self._bounds ||
+            rotation != self.textureRotation ||
+            mirroring != self.textureMirroring {
+            self.setupTransform(width: texture.width, height: texture.height, rotation: rotation, mirroring: mirroring)
+        }
+        
+        guard let commandBuffer = self.commandQueue.makeCommandBuffer() else {
+            CVMetalTextureCacheFlush(self.textureCache!, 0)
+            return
+        }
+        
+        guard let commandEncoder = commandBuffer.makeRenderCommandEncoder(descriptor: currentRenderPassDescriptor) else {
+            CVMetalTextureCacheFlush(self.textureCache!, 0)
+            return
+        }
+        
+        commandEncoder.setRenderPipelineState(self.renderPipelineState!)
+        commandEncoder.setVertexBuffer(self.vertexCoordBuffer, offset: 0, index: 0)
+        commandEncoder.setVertexBuffer(self.texCoordBuffer, offset: 0, index: 1)
+        commandEncoder.setFragmentTexture(texture, index: 0)
+        commandEncoder.setFragmentSamplerState(self.sampler, index: 0)
+        commandEncoder.drawPrimitives(type: .triangleStrip, vertexStart: 0, vertexCount: 4)
+        commandEncoder.endEncoding()
+        
+        commandBuffer.present(drawable)
+        commandBuffer.commit()
+    }
+    
+    
+    var captureDeviceResolution: CGSize = CGSize() {
+        didSet {
+            if oldValue.width.isZero, !self.captureDeviceResolution.width.isZero {
+                Queue.mainQueue().async {
+                    self.setupVisionDrawingLayers()
+                }
+            }
+        }
+    }
+    var detectionOverlayLayer: CALayer?
+    var detectedFaceRectangleShapeLayer: CAShapeLayer?
+    var detectedFaceLandmarksShapeLayer: CAShapeLayer?
+    
+    func drawFaceObservations(_ faceObservations: [VNFaceObservation]) {
+        guard let faceRectangleShapeLayer = self.detectedFaceRectangleShapeLayer,
+            let faceLandmarksShapeLayer = self.detectedFaceLandmarksShapeLayer
+            else {
+            return
+        }
+        
+        CATransaction.begin()
+        
+        CATransaction.setValue(NSNumber(value: true), forKey: kCATransactionDisableActions)
+        
+        self.detectionOverlayLayer?.isHidden = faceObservations.isEmpty
+        
+        let faceRectanglePath = CGMutablePath()
+        let faceLandmarksPath = CGMutablePath()
+        
+        for faceObservation in faceObservations {
+            self.addIndicators(to: faceRectanglePath,
+                               faceLandmarksPath: faceLandmarksPath,
+                               for: faceObservation)
+        }
+        
+        faceRectangleShapeLayer.path = faceRectanglePath
+        faceLandmarksShapeLayer.path = faceLandmarksPath
+        
+        self.updateLayerGeometry()
+        
+        CATransaction.commit()
+    }
+    
+    fileprivate func addPoints(in landmarkRegion: VNFaceLandmarkRegion2D, to path: CGMutablePath, applying affineTransform: CGAffineTransform, closingWhenComplete closePath: Bool) {
+        let pointCount = landmarkRegion.pointCount
+        if pointCount > 1 {
+            let points: [CGPoint] = landmarkRegion.normalizedPoints
+            path.move(to: points[0], transform: affineTransform)
+            path.addLines(between: points, transform: affineTransform)
+            if closePath {
+                path.addLine(to: points[0], transform: affineTransform)
+                path.closeSubpath()
+            }
+        }
+    }
+    
+    fileprivate func addIndicators(to faceRectanglePath: CGMutablePath, faceLandmarksPath: CGMutablePath, for faceObservation: VNFaceObservation) {
+        let displaySize = self.captureDeviceResolution
+        
+        let faceBounds = VNImageRectForNormalizedRect(faceObservation.boundingBox, Int(displaySize.width), Int(displaySize.height))
+        faceRectanglePath.addRect(faceBounds)
+        
+        if let landmarks = faceObservation.landmarks {
+            let affineTransform = CGAffineTransform(translationX: faceBounds.origin.x, y: faceBounds.origin.y)
+                .scaledBy(x: faceBounds.size.width, y: faceBounds.size.height)
+            
+            let openLandmarkRegions: [VNFaceLandmarkRegion2D?] = [
+                landmarks.leftEyebrow,
+                landmarks.rightEyebrow,
+                landmarks.faceContour,
+                landmarks.noseCrest,
+                landmarks.medianLine
+            ]
+            for openLandmarkRegion in openLandmarkRegions where openLandmarkRegion != nil {
+                self.addPoints(in: openLandmarkRegion!, to: faceLandmarksPath, applying: affineTransform, closingWhenComplete: false)
+            }
+            
+            let closedLandmarkRegions: [VNFaceLandmarkRegion2D?] = [
+                landmarks.leftEye,
+                landmarks.rightEye,
+                landmarks.outerLips,
+                landmarks.innerLips,
+                landmarks.nose
+            ]
+            for closedLandmarkRegion in closedLandmarkRegions where closedLandmarkRegion != nil {
+                self.addPoints(in: closedLandmarkRegion!, to: faceLandmarksPath, applying: affineTransform, closingWhenComplete: true)
+            }
+        }
+    }
+    
+    fileprivate func radiansForDegrees(_ degrees: CGFloat) -> CGFloat {
+        return CGFloat(Double(degrees) * Double.pi / 180.0)
+    }
+    
+    fileprivate func updateLayerGeometry() {
+        guard let overlayLayer = self.detectionOverlayLayer else {
+            return
+        }
+        
+        CATransaction.setValue(NSNumber(value: true), forKey: kCATransactionDisableActions)
+        
+        let videoPreviewRect = self.bounds
+        
+        var rotation: CGFloat
+        var scaleX: CGFloat
+        var scaleY: CGFloat
+        
+        // Rotate the layer into screen orientation.
+        switch UIDevice.current.orientation {
+        case .portraitUpsideDown:
+            rotation = 180
+            scaleX = videoPreviewRect.width / captureDeviceResolution.width
+            scaleY = videoPreviewRect.height / captureDeviceResolution.height
+            
+        case .landscapeLeft:
+            rotation = 90
+            scaleX = videoPreviewRect.height / captureDeviceResolution.width
+            scaleY = scaleX
+            
+        case .landscapeRight:
+            rotation = -90
+            scaleX = videoPreviewRect.height / captureDeviceResolution.width
+            scaleY = scaleX
+            
+        default:
+            rotation = 0
+            scaleX = videoPreviewRect.width / captureDeviceResolution.width
+            scaleY = videoPreviewRect.height / captureDeviceResolution.height
+        }
+        
+        // Scale and mirror the image to ensure upright presentation.
+        let affineTransform = CGAffineTransform(rotationAngle: radiansForDegrees(rotation))
+            .scaledBy(x: scaleX, y: -scaleY)
+        overlayLayer.setAffineTransform(affineTransform)
+        
+        // Cover entire screen UI.
+        let rootLayerBounds = self.bounds
+        overlayLayer.position = CGPoint(x: rootLayerBounds.midX, y: rootLayerBounds.midY)
+    }
+    
+    fileprivate func setupVisionDrawingLayers() {
+        let captureDeviceResolution = self.captureDeviceResolution
+        let rootLayer = self.layer
+        
+        let captureDeviceBounds = CGRect(x: 0,
+                                         y: 0,
+                                         width: captureDeviceResolution.width,
+                                         height: captureDeviceResolution.height)
+        
+        let captureDeviceBoundsCenterPoint = CGPoint(x: captureDeviceBounds.midX,
+                                                     y: captureDeviceBounds.midY)
+        
+        let normalizedCenterPoint = CGPoint(x: 0.5, y: 0.5)
+        
+        let overlayLayer = CALayer()
+        overlayLayer.name = "DetectionOverlay"
+        overlayLayer.masksToBounds = true
+        overlayLayer.anchorPoint = normalizedCenterPoint
+        overlayLayer.bounds = captureDeviceBounds
+        overlayLayer.position = CGPoint(x: rootLayer.bounds.midX, y: rootLayer.bounds.midY)
+        
+        let faceRectangleShapeLayer = CAShapeLayer()
+        faceRectangleShapeLayer.name = "RectangleOutlineLayer"
+        faceRectangleShapeLayer.bounds = captureDeviceBounds
+        faceRectangleShapeLayer.anchorPoint = normalizedCenterPoint
+        faceRectangleShapeLayer.position = captureDeviceBoundsCenterPoint
+        faceRectangleShapeLayer.fillColor = nil
+        faceRectangleShapeLayer.strokeColor = UIColor.green.withAlphaComponent(0.2).cgColor
+        faceRectangleShapeLayer.lineWidth = 2
+        
+        let faceLandmarksShapeLayer = CAShapeLayer()
+        faceLandmarksShapeLayer.name = "FaceLandmarksLayer"
+        faceLandmarksShapeLayer.bounds = captureDeviceBounds
+        faceLandmarksShapeLayer.anchorPoint = normalizedCenterPoint
+        faceLandmarksShapeLayer.position = captureDeviceBoundsCenterPoint
+        faceLandmarksShapeLayer.fillColor = nil
+        faceLandmarksShapeLayer.strokeColor = UIColor.white.withAlphaComponent(0.7).cgColor
+        faceLandmarksShapeLayer.lineWidth = 2
+        faceLandmarksShapeLayer.shadowOpacity = 0.7
+        faceLandmarksShapeLayer.shadowRadius = 2
+        
+        overlayLayer.addSublayer(faceRectangleShapeLayer)
+        faceRectangleShapeLayer.addSublayer(faceLandmarksShapeLayer)
+        self.layer.addSublayer(overlayLayer)
+        
+        self.detectionOverlayLayer = overlayLayer
+        self.detectedFaceRectangleShapeLayer = faceRectangleShapeLayer
+        self.detectedFaceLandmarksShapeLayer = faceLandmarksShapeLayer
+        
+        self.updateLayerGeometry()
+    }
+
+}

submodules/Camera/Sources/CameraUtils.swift

@@ -1,4 +1,8 @@
+import UIKit
 import AVFoundation
+import Foundation
+import Accelerate
+import CoreImage
 
 extension AVFrameRateRange {
     func clamp(rate: Float64) -> Float64 {
@@ -31,7 +35,6 @@ extension AVCaptureDevice {
         }
         
         let diff = frameRates.map { abs($0 - fps) }
-        
         if let minElement: Float64 = diff.min() {
             for i in 0..<diff.count where diff[i] == minElement {
                 return (frameRates[i], durations[i])
@@ -40,4 +43,315 @@ extension AVCaptureDevice {
         
         return nil
     }
+    
+    var neutralZoomFactor: CGFloat {
+        if #available(iOS 13.0, *) {
+            if let indexOfWideAngle = self.constituentDevices.firstIndex(where: { $0.deviceType == .builtInWideAngleCamera }), indexOfWideAngle > 0 {
+                let zoomFactor = self.virtualDeviceSwitchOverVideoZoomFactors[indexOfWideAngle - 1]
+                return CGFloat(zoomFactor.doubleValue)
+            }
+        }
+        return 1.0
+    }
+}
+
+extension CMSampleBuffer {
+    var presentationTimestamp: CMTime {
+        return CMSampleBufferGetPresentationTimeStamp(self)
+    }
+    
+    var type: CMMediaType {
+        if let formatDescription = CMSampleBufferGetFormatDescription(self) {
+            return CMFormatDescriptionGetMediaType(formatDescription)
+        } else {
+            return kCMMediaType_Video
+        }
+    }
+}
+
+extension AVCaptureVideoOrientation {
+    init?(interfaceOrientation: UIInterfaceOrientation) {
+        switch interfaceOrientation {
+        case .portrait: self = .portrait
+        case .portraitUpsideDown: self = .portraitUpsideDown
+        case .landscapeLeft: self = .landscapeLeft
+        case .landscapeRight: self = .landscapeRight
+        default: return nil
+        }
+    }
+}
+
+extension CameraPreviewView.Rotation {
+    init?(with interfaceOrientation: UIInterfaceOrientation, videoOrientation: AVCaptureVideoOrientation, cameraPosition: AVCaptureDevice.Position) {
+        switch videoOrientation {
+        case .portrait:
+            switch interfaceOrientation {
+            case .landscapeRight:
+                if cameraPosition == .front {
+                    self = .rotate90Degrees
+                } else {
+                    self = .rotate270Degrees
+                }
+                
+            case .landscapeLeft:
+                if cameraPosition == .front {
+                    self = .rotate270Degrees
+                } else {
+                    self = .rotate90Degrees
+                }
+                
+            case .portrait:
+                self = .rotate0Degrees
+                
+            case .portraitUpsideDown:
+                self = .rotate180Degrees
+                
+            default: return nil
+            }
+        case .portraitUpsideDown:
+            switch interfaceOrientation {
+            case .landscapeRight:
+                if cameraPosition == .front {
+                    self = .rotate270Degrees
+                } else {
+                    self = .rotate90Degrees
+                }
+                
+            case .landscapeLeft:
+                if cameraPosition == .front {
+                    self = .rotate90Degrees
+                } else {
+                    self = .rotate270Degrees
+                }
+                
+            case .portrait:
+                self = .rotate180Degrees
+                
+            case .portraitUpsideDown:
+                self = .rotate0Degrees
+                
+            default: return nil
+            }
+            
+        case .landscapeRight:
+            switch interfaceOrientation {
+            case .landscapeRight:
+                self = .rotate0Degrees
+                
+            case .landscapeLeft:
+                self = .rotate180Degrees
+                
+            case .portrait:
+                if cameraPosition == .front {
+                    self = .rotate270Degrees
+                } else {
+                    self = .rotate90Degrees
+                }
+                
+            case .portraitUpsideDown:
+                if cameraPosition == .front {
+                    self = .rotate90Degrees
+                } else {
+                    self = .rotate270Degrees
+                }
+                
+            default: return nil
+            }
+            
+        case .landscapeLeft:
+            switch interfaceOrientation {
+            case .landscapeLeft:
+                self = .rotate0Degrees
+                
+            case .landscapeRight:
+                self = .rotate180Degrees
+                
+            case .portrait:
+                if cameraPosition == .front {
+                    self = .rotate90Degrees
+                } else {
+                    self = .rotate270Degrees
+                }
+                
+            case .portraitUpsideDown:
+                if cameraPosition == .front {
+                    self = .rotate270Degrees
+                } else {
+                    self = .rotate90Degrees
+                }
+                
+            default: return nil
+            }
+        @unknown default:
+            fatalError("Unknown orientation.")
+        }
+    }
+}
+
+func exifOrientationForDeviceOrientation(_ deviceOrientation: UIDeviceOrientation) -> CGImagePropertyOrientation {
+    switch deviceOrientation {
+    case .portraitUpsideDown:
+        return .rightMirrored
+    case .landscapeLeft:
+        return .downMirrored
+    case .landscapeRight:
+        return .upMirrored
+    default:
+        return .leftMirrored
+    }
+}
+
+func resizePixelBuffer(from srcPixelBuffer: CVPixelBuffer,
+                       to dstPixelBuffer: CVPixelBuffer,
+                       cropX: Int,
+                       cropY: Int,
+                       cropWidth: Int,
+                       cropHeight: Int,
+                       scaleWidth: Int,
+                       scaleHeight: Int) {
+    
+    assert(CVPixelBufferGetWidth(dstPixelBuffer) >= scaleWidth)
+    assert(CVPixelBufferGetHeight(dstPixelBuffer) >= scaleHeight)
+    
+    let srcFlags = CVPixelBufferLockFlags.readOnly
+    let dstFlags = CVPixelBufferLockFlags(rawValue: 0)
+    
+    guard kCVReturnSuccess == CVPixelBufferLockBaseAddress(srcPixelBuffer, srcFlags) else {
+        print("Error: could not lock source pixel buffer")
+        return
+    }
+    defer { CVPixelBufferUnlockBaseAddress(srcPixelBuffer, srcFlags) }
+    
+    guard kCVReturnSuccess == CVPixelBufferLockBaseAddress(dstPixelBuffer, dstFlags) else {
+        print("Error: could not lock destination pixel buffer")
+        return
+    }
+    defer { CVPixelBufferUnlockBaseAddress(dstPixelBuffer, dstFlags) }
+    
+    guard let srcData = CVPixelBufferGetBaseAddress(srcPixelBuffer),
+          let dstData = CVPixelBufferGetBaseAddress(dstPixelBuffer) else {
+        print("Error: could not get pixel buffer base address")
+        return
+    }
+    
+    let srcBytesPerRow = CVPixelBufferGetBytesPerRow(srcPixelBuffer)
+    let offset = cropY*srcBytesPerRow + cropX*4
+    var srcBuffer = vImage_Buffer(data: srcData.advanced(by: offset),
+                                  height: vImagePixelCount(cropHeight),
+                                  width: vImagePixelCount(cropWidth),
+                                  rowBytes: srcBytesPerRow)
+    
+    let dstBytesPerRow = CVPixelBufferGetBytesPerRow(dstPixelBuffer)
+    var dstBuffer = vImage_Buffer(data: dstData,
+                                  height: vImagePixelCount(scaleHeight),
+                                  width: vImagePixelCount(scaleWidth),
+                                  rowBytes: dstBytesPerRow)
+    
+    let error = vImageScale_ARGB8888(&srcBuffer, &dstBuffer, nil, vImage_Flags(0))
+    if error != kvImageNoError {
+        print("Error:", error)
+    }
+}
+
+func resizePixelBuffer(from srcPixelBuffer: CVPixelBuffer,
+                       to dstPixelBuffer: CVPixelBuffer,
+                       width: Int, height: Int) {
+    resizePixelBuffer(from: srcPixelBuffer, to: dstPixelBuffer,
+                      cropX: 0, cropY: 0,
+                      cropWidth: CVPixelBufferGetWidth(srcPixelBuffer),
+                      cropHeight: CVPixelBufferGetHeight(srcPixelBuffer),
+                      scaleWidth: width, scaleHeight: height)
+}
+
+func resizePixelBuffer(_ pixelBuffer: CVPixelBuffer,
+                       width: Int, height: Int,
+                       output: CVPixelBuffer, context: CIContext) {
+    let ciImage = CIImage(cvPixelBuffer: pixelBuffer)
+    let sx = CGFloat(width) / CGFloat(CVPixelBufferGetWidth(pixelBuffer))
+    let sy = CGFloat(height) / CGFloat(CVPixelBufferGetHeight(pixelBuffer))
+    let scaleTransform = CGAffineTransform(scaleX: sx, y: sy)
+    let scaledImage = ciImage.transformed(by: scaleTransform)
+    context.render(scaledImage, to: output)
+}
+
+func imageFromCVPixelBuffer(_ pixelBuffer: CVPixelBuffer, orientation: UIImage.Orientation) -> UIImage? {
+    CVPixelBufferLockBaseAddress(pixelBuffer, .readOnly)
+    
+    let width = CVPixelBufferGetWidth(pixelBuffer)
+    let height = CVPixelBufferGetHeight(pixelBuffer)
+    let bytesPerRow = CVPixelBufferGetBytesPerRow(pixelBuffer)
+    let baseAddress = CVPixelBufferGetBaseAddress(pixelBuffer)
+    
+    let colorSpace = CGColorSpaceCreateDeviceRGB()
+    
+    guard let context = CGContext(
+        data: baseAddress,
+        width: width,
+        height: height,
+        bitsPerComponent: 8,
+        bytesPerRow: bytesPerRow,
+        space: colorSpace,
+        bitmapInfo: CGImageAlphaInfo.premultipliedFirst.rawValue
+    ) else {
+        CVPixelBufferUnlockBaseAddress(pixelBuffer, .readOnly)
+        return nil
+    }
+    
+    guard let cgImage = context.makeImage() else {
+        CVPixelBufferUnlockBaseAddress(pixelBuffer, .readOnly)
+        return nil
+    }
+    
+    CVPixelBufferUnlockBaseAddress(pixelBuffer, .readOnly)
+        
+    return UIImage(cgImage: cgImage, scale: 1.0, orientation: orientation)
+}
+
+extension CVPixelBuffer {
+    func deepCopy() -> CVPixelBuffer? {
+        let width = CVPixelBufferGetWidth(self)
+        let height = CVPixelBufferGetHeight(self)
+        let format = CVPixelBufferGetPixelFormatType(self)
+        
+        let attributes: [NSObject: AnyObject] = [
+            kCVPixelBufferCGImageCompatibilityKey: true as AnyObject,
+            kCVPixelBufferCGBitmapContextCompatibilityKey: true as AnyObject
+        ]
+    
+        var newPixelBuffer: CVPixelBuffer?
+        let status = CVPixelBufferCreate(
+            kCFAllocatorDefault,
+            width,
+            height,
+            format,
+            attributes as CFDictionary,
+            &newPixelBuffer
+        )
+        
+        guard status == kCVReturnSuccess, let unwrappedPixelBuffer = newPixelBuffer else {
+            return nil
+        }
+        
+        CVPixelBufferLockBaseAddress(self, .readOnly)
+        CVPixelBufferLockBaseAddress(unwrappedPixelBuffer, [])
+        
+        guard let sourceBaseAddress = CVPixelBufferGetBaseAddress(self),
+              let destinationBaseAddress = CVPixelBufferGetBaseAddress(unwrappedPixelBuffer) else {
+            CVPixelBufferUnlockBaseAddress(self, .readOnly)
+            CVPixelBufferUnlockBaseAddress(unwrappedPixelBuffer, [])
+            return nil
+        }
+        
+        let sourceBytesPerRow = CVPixelBufferGetBytesPerRow(self)
+        let destinationBytesPerRow = CVPixelBufferGetBytesPerRow(unwrappedPixelBuffer)
+        
+        let imageSize = height * min(sourceBytesPerRow, destinationBytesPerRow)
+        
+        memcpy(destinationBaseAddress, sourceBaseAddress, imageSize)
+        
+        CVPixelBufferUnlockBaseAddress(self, .readOnly)
+        CVPixelBufferUnlockBaseAddress(unwrappedPixelBuffer, [])
+        
+        return unwrappedPixelBuffer
+    }
 }

submodules/Camera/Sources/PhotoCaptureContext.swift

@@ -0,0 +1,110 @@
+import Foundation
+import AVFoundation
+import UIKit
+import SwiftSignalKit
+
+public enum PhotoCaptureResult: Equatable {
+    case began
+    case finished(UIImage, UIImage?, Double)
+    case failed
+    
+    public static func == (lhs: PhotoCaptureResult, rhs: PhotoCaptureResult) -> Bool {
+        switch lhs {
+        case .began:
+            if case .began = rhs {
+                return true
+            } else {
+                return false
+            }
+        case .failed:
+            if case .failed = rhs {
+                return true
+            } else {
+                return false
+            }
+        case let .finished(_, _, lhsTime):
+            if case let .finished(_, _, rhsTime) = rhs, lhsTime == rhsTime {
+                return true
+            } else {
+                return false
+            }
+        }
+    }
+}
+
+final class PhotoCaptureContext: NSObject, AVCapturePhotoCaptureDelegate {
+    private let pipe = ValuePipe<PhotoCaptureResult>()
+    private let orientation: AVCaptureVideoOrientation
+    private let mirror: Bool
+    
+    init(settings: AVCapturePhotoSettings, orientation: AVCaptureVideoOrientation, mirror: Bool) {
+        self.orientation = orientation
+        self.mirror = mirror
+        
+        super.init()
+    }
+    
+    func photoOutput(_ output: AVCapturePhotoOutput, willCapturePhotoFor resolvedSettings: AVCaptureResolvedPhotoSettings) {
+        self.pipe.putNext(.began)
+    }
+    
+    func photoOutput(_ output: AVCapturePhotoOutput, didFinishProcessingPhoto photo: AVCapturePhoto, error: Error?) {
+        if let _ = error {
+            self.pipe.putNext(.failed)
+        } else {
+            guard let photoPixelBuffer = photo.pixelBuffer else {
+                print("Error occurred while capturing photo: Missing pixel buffer (\(String(describing: error)))")
+                return
+            }
+            
+            var photoFormatDescription: CMFormatDescription?
+            CMVideoFormatDescriptionCreateForImageBuffer(allocator: kCFAllocatorDefault, imageBuffer: photoPixelBuffer, formatDescriptionOut: &photoFormatDescription)
+            
+            var orientation: UIImage.Orientation = .right
+            if self.orientation == .landscapeLeft {
+                orientation = .down
+            } else if self.orientation == .landscapeRight {
+                orientation = .up
+            } else if self.orientation == .portraitUpsideDown {
+                orientation = .left
+            }
+            
+            let finalPixelBuffer = photoPixelBuffer
+            let ciContext = CIContext()
+            let renderedCIImage = CIImage(cvImageBuffer: finalPixelBuffer)
+            if let cgImage = ciContext.createCGImage(renderedCIImage, from: renderedCIImage.extent)  {
+                var image = UIImage(cgImage: cgImage, scale: 1.0, orientation: orientation)
+                if image.imageOrientation != .up {
+                    UIGraphicsBeginImageContextWithOptions(image.size, true, image.scale)
+                    if self.mirror, let context = UIGraphicsGetCurrentContext() {
+                        context.translateBy(x: image.size.width / 2.0, y: image.size.height / 2.0)
+                        context.scaleBy(x: -1.0, y: 1.0)
+                        context.translateBy(x: -image.size.width / 2.0, y: -image.size.height / 2.0)
+                    }
+                    image.draw(in: CGRect(origin: .zero, size: image.size))
+                    if let currentImage = UIGraphicsGetImageFromCurrentImageContext() {
+                        image = currentImage
+                    }
+                    UIGraphicsEndImageContext()
+                }
+                self.pipe.putNext(.finished(image, nil, CACurrentMediaTime()))
+            } else {
+                self.pipe.putNext(.failed)
+            }
+        }
+    }
+    
+    var signal: Signal<PhotoCaptureResult, NoError> {
+        return self.pipe.signal()
+        |> take(until: { next in
+            let complete: Bool
+            switch next {
+            case .finished, .failed:
+                complete = true
+            default:
+                complete = false
+            }
+            return SignalTakeAction(passthrough: true, complete: complete)
+        })
+    }
+}

submodules/Camera/Sources/VideoRecorder.swift

@@ -0,0 +1,535 @@
+import Foundation
+import AVFoundation
+import UIKit
+import CoreImage
+import SwiftSignalKit
+import TelegramCore
+
+private extension CMSampleBuffer {
+    var endTime: CMTime {
+        let presentationTime = CMSampleBufferGetPresentationTimeStamp(self)
+        let duration = CMSampleBufferGetDuration(self)
+        return presentationTime + duration
+    }
+}
+
+private final class VideoRecorderImpl {
+    public enum RecorderError: LocalizedError {
+        case generic
+        case avError(Error)
+       
+        public var errorDescription: String? {
+            switch self {
+            case .generic:
+                return "Error"
+            case let .avError(error):
+                return error.localizedDescription
+            }
+        }
+    }
+    
+    private let queue = DispatchQueue(label: "VideoRecorder")
+    
+    private var assetWriter: AVAssetWriter
+    private var videoInput: AVAssetWriterInput?
+    private var audioInput: AVAssetWriterInput?
+    
+    private let imageContext = CIContext()
+    private var transitionImage: UIImage?
+    private var savedTransitionImage = false
+    
+    private var pendingAudioSampleBuffers: [CMSampleBuffer] = []
+    
+    private var _duration: CMTime = .zero
+    public var duration: CMTime {
+        self.queue.sync { _duration }
+    }
+        
+    private var lastVideoSampleTime: CMTime = .invalid
+    private var recordingStartSampleTime: CMTime = .invalid
+    private var recordingStopSampleTime: CMTime = .invalid
+    
+    private var positionChangeTimestamps: [(Camera.Position, CMTime)] = []
+    
+    private let configuration: VideoRecorder.Configuration
+    private let orientation: AVCaptureVideoOrientation
+    private let videoTransform: CGAffineTransform
+    private let url: URL
+    fileprivate var completion: (Bool, UIImage?, [(Camera.Position, CMTime)]?) -> Void = { _, _, _ in }
+    
+    private let error = Atomic<Error?>(value: nil)
+    
+    private var stopped = false
+    private var hasAllVideoBuffers = false
+    private var hasAllAudioBuffers = false
+    
+    public init?(configuration: VideoRecorder.Configuration, orientation: AVCaptureVideoOrientation, fileUrl: URL) {
+        self.configuration = configuration
+        
+        var transform: CGAffineTransform = CGAffineTransform(rotationAngle: .pi / 2.0)
+        if orientation == .landscapeLeft {
+            transform = CGAffineTransform(rotationAngle: .pi)
+        } else if orientation == .landscapeRight {
+            transform = CGAffineTransform(rotationAngle: 0.0)
+        } else if orientation == .portraitUpsideDown {
+            transform = CGAffineTransform(rotationAngle: -.pi / 2.0)
+        }
+        
+        self.orientation = orientation
+        self.videoTransform = transform
+        self.url = fileUrl
+        
+        try? FileManager.default.removeItem(at: url)
+        guard let assetWriter = try? AVAssetWriter(url: url, fileType: .mp4) else {
+            return nil
+        }
+        self.assetWriter = assetWriter
+        self.assetWriter.shouldOptimizeForNetworkUse = false
+    }
+    
+    private func hasError() -> Error? {
+        return self.error.with { $0 }
+    }
+    
+    public func start() {
+        self.queue.async {
+            self.recordingStartSampleTime = CMTime(seconds: CACurrentMediaTime(), preferredTimescale: CMTimeScale(NSEC_PER_SEC))
+        }
+    }
+    
+    public func markPositionChange(position: Camera.Position, time: CMTime? = nil) {
+        self.queue.async {
+            guard self.recordingStartSampleTime.isValid || time != nil else {
+                return
+            }
+            if let time {
+                self.positionChangeTimestamps.append((position, time))
+            } else {
+                let currentTime = CMTime(seconds: CACurrentMediaTime(), preferredTimescale: CMTimeScale(NSEC_PER_SEC))
+                let delta = currentTime - self.recordingStartSampleTime
+                self.positionChangeTimestamps.append((position, delta))
+            }
+        }
+    }
+        
+    public func appendVideoSampleBuffer(_ sampleBuffer: CMSampleBuffer) {
+        if let _ = self.hasError() {
+            return
+        }
+        
+        guard let formatDescription = CMSampleBufferGetFormatDescription(sampleBuffer), CMFormatDescriptionGetMediaType(formatDescription) == kCMMediaType_Video else {
+            return
+        }
+
+        let presentationTime = CMSampleBufferGetPresentationTimeStamp(sampleBuffer)
+        self.queue.async {
+            guard !self.stopped && self.error.with({ $0 }) == nil else {
+                return
+            }
+            var failed = false
+            if self.videoInput == nil {
+                let videoSettings = self.configuration.videoSettings
+                if self.assetWriter.canApply(outputSettings: videoSettings, forMediaType: .video) {
+                    let videoInput = AVAssetWriterInput(mediaType: .video, outputSettings: videoSettings, sourceFormatHint: formatDescription)
+                    videoInput.expectsMediaDataInRealTime = true
+                    videoInput.transform = self.videoTransform
+                    if self.assetWriter.canAdd(videoInput) {
+                        self.assetWriter.add(videoInput)
+                        self.videoInput = videoInput
+                    } else {
+                        failed = true
+                    }
+                } else {
+                    failed = true
+                }
+            }
+            
+            if failed {
+                print("error")
+                return
+            }
+                        
+            if self.assetWriter.status == .unknown {
+                if sampleBuffer.presentationTimestamp < self.recordingStartSampleTime {
+                    return
+                }
+                if !self.assetWriter.startWriting() {
+                    if let error = self.assetWriter.error {
+                        self.transitionToFailedStatus(error: .avError(error))
+                        return
+                    }
+                }
+                
+                self.assetWriter.startSession(atSourceTime: presentationTime)
+                self.recordingStartSampleTime = presentationTime
+                self.lastVideoSampleTime = presentationTime
+            }
+            
+            if self.assetWriter.status == .writing {
+                if self.recordingStopSampleTime != .invalid && sampleBuffer.presentationTimestamp > self.recordingStopSampleTime {
+                    self.hasAllVideoBuffers = true
+                    self.maybeFinish()
+                    return
+                }
+                
+                if let videoInput = self.videoInput, videoInput.isReadyForMoreMediaData {
+                    if videoInput.append(sampleBuffer) {
+                        self.lastVideoSampleTime = presentationTime
+                        let startTime = self.recordingStartSampleTime
+                        let duration = presentationTime - startTime
+                        self._duration = duration
+                    }
+                    
+                    if !self.savedTransitionImage, let pixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) {
+                        self.savedTransitionImage = true
+                        Queue.concurrentBackgroundQueue().async {
+                            let ciImage = CIImage(cvPixelBuffer: pixelBuffer)
+                            if let cgImage = self.imageContext.createCGImage(ciImage, from: ciImage.extent) {
+                                var orientation: UIImage.Orientation = .right
+                                if self.orientation == .landscapeLeft {
+                                    orientation = .down
+                                } else if self.orientation == .landscapeRight {
+                                    orientation = .up
+                                } else if self.orientation == .portraitUpsideDown {
+                                    orientation = .left
+                                }
+                                self.transitionImage = UIImage(cgImage: cgImage, scale: 1.0, orientation: orientation)
+                            } else {
+                                self.savedTransitionImage = false
+                            }
+                        }
+                    }
+                    
+                    if !self.tryAppendingPendingAudioBuffers() {
+                        self.transitionToFailedStatus(error: .generic)
+                    }
+                }
+            }
+        }
+    }
+    
+    public func appendAudioSampleBuffer(_ sampleBuffer: CMSampleBuffer) {
+        if let _ = self.hasError() {
+            return
+        }
+        
+        guard let formatDescription = CMSampleBufferGetFormatDescription(sampleBuffer), CMFormatDescriptionGetMediaType(formatDescription) == kCMMediaType_Audio else {
+            return
+        }
+        
+        self.queue.async {
+            guard !self.stopped && self.error.with({ $0 }) == nil else {
+                return
+            }
+            
+            var failed = false
+            if self.audioInput == nil {
+                var audioSettings = self.configuration.audioSettings
+                if let currentAudioStreamBasicDescription = CMAudioFormatDescriptionGetStreamBasicDescription(formatDescription) {
+                    audioSettings[AVSampleRateKey] = currentAudioStreamBasicDescription.pointee.mSampleRate
+                    audioSettings[AVNumberOfChannelsKey] = currentAudioStreamBasicDescription.pointee.mChannelsPerFrame
+                }
+                
+                var audioChannelLayoutSize: Int = 0
+                let currentChannelLayout = CMAudioFormatDescriptionGetChannelLayout(formatDescription, sizeOut: &audioChannelLayoutSize)
+                let currentChannelLayoutData: Data
+                if let currentChannelLayout = currentChannelLayout, audioChannelLayoutSize > 0 {
+                    currentChannelLayoutData = Data(bytes: currentChannelLayout, count: audioChannelLayoutSize)
+                } else {
+                    currentChannelLayoutData = Data()
+                }
+                audioSettings[AVChannelLayoutKey] = currentChannelLayoutData
+                
+                if self.assetWriter.canApply(outputSettings: audioSettings, forMediaType: .audio) {
+                    let audioInput = AVAssetWriterInput(mediaType: .audio, outputSettings: audioSettings, sourceFormatHint: formatDescription)
+                    audioInput.expectsMediaDataInRealTime = true
+                    if self.assetWriter.canAdd(audioInput) {
+                        self.assetWriter.add(audioInput)
+                        self.audioInput = audioInput
+                    } else {
+                        failed = true
+                    }
+                } else {
+                    failed = true
+                }
+            }
+
+            if failed {
+                print("error")
+                return
+            }
+                                    
+            if self.assetWriter.status == .writing {
+                if sampleBuffer.presentationTimestamp < self.recordingStartSampleTime {
+                    return
+                }
+                if self.recordingStopSampleTime != .invalid && sampleBuffer.presentationTimestamp > self.recordingStopSampleTime {
+                    self.hasAllAudioBuffers = true
+                    self.maybeFinish()
+                    return
+                }
+                var result = false
+                if self.tryAppendingPendingAudioBuffers() {
+                    if self.tryAppendingAudioSampleBuffer(sampleBuffer) {
+                        result = true
+                    }
+                }
+                if !result {
+                    self.transitionToFailedStatus(error: .generic)
+                }
+            }
+        }
+    }
+    
+    public func cancelRecording(completion: @escaping () -> Void) {
+        self.queue.async {
+            if self.stopped {
+                DispatchQueue.main.async {
+                    completion()
+                }
+                return
+            }
+            self.stopped = true
+            self.pendingAudioSampleBuffers = []
+            if self.assetWriter.status == .writing {
+                self.assetWriter.cancelWriting()
+            }
+            let fileManager = FileManager()
+            try? fileManager.removeItem(at: self.url)
+            DispatchQueue.main.async {
+                completion()
+            }
+        }
+    }
+    
+    public var isRecording: Bool {
+        self.queue.sync { !(self.hasAllVideoBuffers && self.hasAllAudioBuffers) }
+    }
+    
+    public func stopRecording() {
+        self.queue.async {
+            var stopTime = CMTime(seconds: CACurrentMediaTime(), preferredTimescale: CMTimeScale(NSEC_PER_SEC))
+            if self.recordingStartSampleTime.isValid {
+                if (stopTime - self.recordingStartSampleTime).seconds < 1.0 {
+                    stopTime = self.recordingStartSampleTime + CMTime(seconds: 1.0, preferredTimescale: self.recordingStartSampleTime.timescale)
+                }
+            }
+            
+            self.recordingStopSampleTime = stopTime
+        }
+    }
+    
+    public func maybeFinish() {
+        self.queue.async {
+            guard self.hasAllVideoBuffers && self.hasAllVideoBuffers else {
+                return
+            }
+            self.stopped = true
+            self.finish()
+        }
+    }
+    
+    public func finish() {
+        self.queue.async {
+            let completion = self.completion
+            if self.recordingStopSampleTime == .invalid {
+                DispatchQueue.main.async {
+                    completion(false, nil, nil)
+                }
+                return
+            }
+                        
+            if let _ = self.error.with({ $0 }) {
+                DispatchQueue.main.async {
+                    completion(false, nil, nil)
+                }
+                return
+            }
+            
+            if !self.tryAppendingPendingAudioBuffers() {
+                DispatchQueue.main.async {
+                    completion(false, nil, nil)
+                }
+                return
+            }
+            
+            if self.assetWriter.status == .writing {
+                self.assetWriter.finishWriting {
+                    if let _ = self.assetWriter.error {
+                        DispatchQueue.main.async {
+                            completion(false, nil, nil)
+                        }
+                    } else {
+                        DispatchQueue.main.async {
+                            completion(true, self.transitionImage, self.positionChangeTimestamps)
+                        }
+                    }
+                }
+            } else if let _ = self.assetWriter.error {
+                DispatchQueue.main.async {
+                    completion(false, nil, nil)
+                }
+            } else {
+                DispatchQueue.main.async {
+                    completion(false, nil, nil)
+                }
+            }
+        }
+    }
+    
+    private func tryAppendingPendingAudioBuffers() -> Bool {
+        dispatchPrecondition(condition: .onQueue(self.queue))
+        guard self.pendingAudioSampleBuffers.count > 0 else {
+            return true
+        }
+        
+        var result = true
+        let (sampleBuffersToAppend, pendingSampleBuffers) = self.pendingAudioSampleBuffers.stableGroup(using: { $0.endTime <= self.lastVideoSampleTime })
+        for sampleBuffer in sampleBuffersToAppend {
+            if !self.internalAppendAudioSampleBuffer(sampleBuffer) {
+                result = false
+                break
+            }
+        }
+        self.pendingAudioSampleBuffers = pendingSampleBuffers
+        return result
+    }
+    
+    private func tryAppendingAudioSampleBuffer(_ sampleBuffer: CMSampleBuffer) -> Bool {
+        dispatchPrecondition(condition: .onQueue(self.queue))
+        
+        var result = true
+        if sampleBuffer.endTime > self.lastVideoSampleTime {
+            self.pendingAudioSampleBuffers.append(sampleBuffer)
+        } else {
+            result = self.internalAppendAudioSampleBuffer(sampleBuffer)
+        }
+        return result
+    }
+    
+    private func internalAppendAudioSampleBuffer(_ sampleBuffer: CMSampleBuffer) -> Bool {
+        if let audioInput = self.audioInput, audioInput.isReadyForMoreMediaData {
+            if !audioInput.append(sampleBuffer) {
+                if let _ = self.assetWriter.error {
+                    return false
+                }
+            }
+        } else {
+            
+        }
+        return true
+    }
+    
+    private func transitionToFailedStatus(error: RecorderError) {
+        let _ = self.error.modify({ _ in return error })
+    }
+}
+
+private extension Sequence {
+    func stableGroup(using predicate: (Element) throws -> Bool) rethrows -> ([Element], [Element]) {
+        var trueGroup: [Element] = []
+        var falseGroup: [Element] = []
+        for element in self {
+            if try predicate(element) {
+                trueGroup.append(element)
+            } else {
+                falseGroup.append(element)
+            }
+        }
+        return (trueGroup, falseGroup)
+    }
+}
+
+public final class VideoRecorder {
+    var duration: Double? {
+        return self.impl.duration.seconds
+    }
+    
+    enum Result {
+        enum Error {
+            case generic
+        }
+        
+        case success(UIImage?, Double, [(Camera.Position, Double)])
+        case initError(Error)
+        case writeError(Error)
+        case finishError(Error)
+    }
+    
+    struct Configuration {
+        var videoSettings: [String: Any]
+        var audioSettings: [String: Any]
+
+        init(videoSettings: [String: Any], audioSettings: [String: Any]) {
+            self.videoSettings = videoSettings
+            self.audioSettings = audioSettings
+        }
+
+        var hasAudio: Bool {
+            return !self.audioSettings.isEmpty
+        }
+    }
+    
+    private let impl: VideoRecorderImpl
+    fileprivate let configuration: Configuration
+    fileprivate let fileUrl: URL
+    private let completion: (Result) -> Void
+    
+    public var isRecording: Bool {
+        return self.impl.isRecording
+    }
+    
+    init?(configuration: Configuration, orientation: AVCaptureVideoOrientation, fileUrl: URL, completion: @escaping (Result) -> Void) {
+        self.configuration = configuration
+        self.fileUrl = fileUrl
+        self.completion = completion
+        
+        guard let impl = VideoRecorderImpl(configuration: configuration, orientation: orientation, fileUrl: fileUrl) else {
+            completion(.initError(.generic))
+            return nil
+        }
+        self.impl = impl
+        impl.completion = { [weak self] result, transitionImage, positionChangeTimestamps in
+            if let self {
+                let duration = self.duration ?? 0.0
+                if result {
+                    var timestamps: [(Camera.Position, Double)] = []
+                    if let positionChangeTimestamps {
+                        for (position, time) in positionChangeTimestamps {
+                            timestamps.append((position, time.seconds))
+                        }
+                    }
+                    self.completion(.success(transitionImage, duration, timestamps))
+                } else {
+                    self.completion(.finishError(.generic))
+                }
+            }
+        }
+    }
+    
+    func start() {
+        self.impl.start()
+    }
+    
+    func stop() {
+        self.impl.stopRecording()
+    }
+        
+    func markPositionChange(position: Camera.Position, time: CMTime? = nil) {
+        self.impl.markPositionChange(position: position, time: time)
+    }
+    
+    func appendSampleBuffer(_ sampleBuffer: CMSampleBuffer) {
+        guard let formatDescriptor = CMSampleBufferGetFormatDescription(sampleBuffer) else {
+            return
+        }
+        let type = CMFormatDescriptionGetMediaType(formatDescriptor)
+        if type == kCMMediaType_Video {
+            self.impl.appendVideoSampleBuffer(sampleBuffer)
+        } else if type == kCMMediaType_Audio {
+            if self.configuration.hasAudio {
+                self.impl.appendAudioSampleBuffer(sampleBuffer)
+            }
+        }
+    }
+}

submodules/CameraUI/Sources/Camera.h

@@ -1,11 +0,0 @@
-#import <UIKit/UIKit.h>
-
-//! Project version number for Camera.
-FOUNDATION_EXPORT double CameraVersionNumber;
-
-//! Project version string for Camera.
-FOUNDATION_EXPORT const unsigned char CameraVersionString[];
-
-// In this header, you should import all the public headers of your framework using statements like #import <Camera/PublicHeader.h>
-
-

submodules/CameraUI/Sources/CameraModeNode.swift

@@ -1,21 +0,0 @@
-import Foundation
-import UIKit
-import AsyncDisplayKit
-import Display
-import SwiftSignalKit
-
-final class CameraModeNode: ASDisplayNode {
-    enum Mode {
-        case photo
-        case video
-        case scan
-    }
-    
-    override init() {
-        super.init()
-    }
-    
-    func update(mode: Mode, transition: ContainedViewLayoutTransition) {
-        
-    }
-}

submodules/CameraUI/Sources/CameraZoomNode.swift

@@ -1,227 +0,0 @@
-import Foundation
-import UIKit
-import AsyncDisplayKit
-import Display
-
-private final class ZoomWheelNodeDrawingState: NSObject {
-    let transition: CGFloat
-    let reverse: Bool
-    
-    init(transition: CGFloat, reverse: Bool) {
-        self.transition = transition
-        self.reverse = reverse
-        
-        super.init()
-    }
-}
-
-final class ZoomWheelNode: ASDisplayNode {
-    class State: Equatable {
-        let active: Bool
-        
-        init(active: Bool) {
-            self.active = active
-        }
-        
-        static func ==(lhs: State, rhs: State) -> Bool {
-            if lhs.active != rhs.active {
-                return false
-            }
-            return true
-        }
-    }
-    
-    private class TransitionContext {
-        let startTime: Double
-        let duration: Double
-        let previousState: State
-        
-        init(startTime: Double, duration: Double, previousState: State) {
-            self.startTime = startTime
-            self.duration = duration
-            self.previousState = previousState
-        }
-    }
-    
-    private var animator: ConstantDisplayLinkAnimator?
-    
-    private var hasState = false
-    private var state: State = State(active: false)
-    private var transitionContext: TransitionContext?
-    
-    override init() {
-        super.init()
-        
-        self.isOpaque = false
-    }
-    
-    func update(state: State, animated: Bool) {
-        var animated = animated
-        if !self.hasState {
-            self.hasState = true
-            animated = false
-        }
-        
-        if self.state != state {
-            let previousState = self.state
-            self.state = state
-            
-            if animated {
-                self.transitionContext = TransitionContext(startTime: CACurrentMediaTime(), duration: 0.18, previousState: previousState)
-            }
-            
-            self.updateAnimations()
-            self.setNeedsDisplay()
-        }
-    }
-    
-    private func updateAnimations() {
-        var animate = false
-        let timestamp = CACurrentMediaTime()
-        
-        if let transitionContext = self.transitionContext {
-            if transitionContext.startTime + transitionContext.duration < timestamp {
-                self.transitionContext = nil
-            } else {
-                animate = true
-            }
-        }
-        
-        if animate {
-            let animator: ConstantDisplayLinkAnimator
-            if let current = self.animator {
-                animator = current
-            } else {
-                animator = ConstantDisplayLinkAnimator(update: { [weak self] in
-                    self?.updateAnimations()
-                })
-                self.animator = animator
-            }
-            animator.isPaused = false
-        } else {
-            self.animator?.isPaused = true
-        }
-        
-        self.setNeedsDisplay()
-    }
-    
-    override public func drawParameters(forAsyncLayer layer: _ASDisplayLayer) -> NSObjectProtocol? {
-        var transitionFraction: CGFloat = self.state.active ? 1.0 : 0.0
-        
-        var reverse = false
-        if let transitionContext = self.transitionContext {
-            let timestamp = CACurrentMediaTime()
-            var t = CGFloat((timestamp - transitionContext.startTime) / transitionContext.duration)
-            t = min(1.0, max(0.0, t))
-            
-            if transitionContext.previousState.active != self.state.active {
-                transitionFraction = self.state.active ? t : 1.0 - t
-                
-                reverse = transitionContext.previousState.active
-            }
-        }
-        
-        return ZoomWheelNodeDrawingState(transition: transitionFraction, reverse: reverse)
-    }
-    
-    @objc override public class func draw(_ bounds: CGRect, withParameters parameters: Any?, isCancelled: () -> Bool, isRasterizing: Bool) {
-        let context = UIGraphicsGetCurrentContext()!
-        
-        if !isRasterizing {
-            context.setBlendMode(.copy)
-            context.setFillColor(UIColor.clear.cgColor)
-            context.fill(bounds)
-        }
-        
-        guard let parameters = parameters as? ZoomWheelNodeDrawingState else {
-            return
-        }
-
-        let color = UIColor(rgb: 0xffffff)
-        context.setFillColor(color.cgColor)
-        
-        let clearLineWidth: CGFloat = 4.0
-        let lineWidth: CGFloat = 1.0 + UIScreenPixel
-            
-        context.scaleBy(x: 2.5, y: 2.5)
-        
-        context.translateBy(x: 4.0, y: 3.0)
-        let _ = try? drawSvgPath(context, path: "M14,8.335 C14.36727,8.335 14.665,8.632731 14.665,9 C14.665,11.903515 12.48064,14.296846 9.665603,14.626311 L9.665,16 C9.665,16.367269 9.367269,16.665 9,16.665 C8.666119,16.665 8.389708,16.418942 8.34221,16.098269 L8.335,16 L8.3354,14.626428 C5.519879,14.297415 3.335,11.90386 3.335,9 C3.335,8.632731 3.632731,8.335 4,8.335 C4.367269,8.335 4.665,8.632731 4.665,9 C4.665,11.394154 6.605846,13.335 9,13.335 C11.39415,13.335 13.335,11.394154 13.335,9 C13.335,8.632731 13.63273,8.335 14,8.335 Z ")
-        
-        let _ = try? drawSvgPath(context, path: "M9,2.5 C10.38071,2.5 11.5,3.61929 11.5,5 L11.5,9 C11.5,10.380712 10.38071,11.5 9,11.5 C7.619288,11.5 6.5,10.380712 6.5,9 L6.5,5 C6.5,3.61929 7.619288,2.5 9,2.5 Z ")
-            
-        context.translateBy(x: -4.0, y: -3.0)
-                
-        if parameters.transition > 0.0 {
-            let startPoint: CGPoint
-            let endPoint: CGPoint
-            
-            let origin = CGPoint(x: 9.0, y: 10.0 - UIScreenPixel)
-            let length: CGFloat = 17.0
-    
-            if parameters.reverse {
-                startPoint = CGPoint(x: origin.x + length * (1.0 - parameters.transition), y: origin.y + length * (1.0 - parameters.transition))
-                endPoint = CGPoint(x: origin.x + length, y: origin.y + length)
-            } else {
-                startPoint = origin
-                endPoint = CGPoint(x: origin.x + length * parameters.transition, y: origin.y + length * parameters.transition)
-            }
-        
-            context.setBlendMode(.clear)
-            context.setLineWidth(clearLineWidth)
-            
-            context.move(to: startPoint)
-            context.addLine(to: endPoint)
-            context.strokePath()
-        
-            context.setBlendMode(.normal)
-            context.setStrokeColor(color.cgColor)
-            context.setLineWidth(lineWidth)
-            context.setLineCap(.round)
-            context.setLineJoin(.round)
-            
-            context.move(to: startPoint)
-            context.addLine(to: endPoint)
-            context.strokePath()
-        }
-    }
-}
-
-private class ButtonNode: HighlightTrackingButtonNode {
-    private let backgroundNode: ASDisplayNode
-    private let textNode: ImmediateTextNode
-        
-    init() {
-        self.backgroundNode = ASDisplayNode()
-        self.textNode = ImmediateTextNode()
-        
-        super.init()
-        
-        self.addSubnode(self.backgroundNode)
-        self.addSubnode(self.textNode)
-        
-        self.highligthedChanged = { [weak self] highlight in
-            if let strongSelf = self {
-                
-            }
-        }
-    }
-    
-    func update() {
-        
-    }
-}
-
-final class CameraZoomNode: ASDisplayNode {
-    private let wheelNode: ZoomWheelNode
-    
-    private let backgroundNode: ASDisplayNode
-    
-    override init() {
-        self.wheelNode = ZoomWheelNode()
-        self.backgroundNode = ASDisplayNode()
-        super.init()
-        
-        self.addSubnode(self.wheelNode)
-    }
-}

submodules/ChatContextQuery/BUILD

@@ -1,8 +1,8 @@
 load("@build_bazel_rules_swift//swift:swift.bzl", "swift_library")
 
 swift_library(
-    name = "MeshAnimationCache",
-    module_name = "MeshAnimationCache",
+    name = "ChatContextQuery",
+    module_name = "ChatContextQuery",
     srcs = glob([
         "Sources/**/*.swift",
     ]),
@@ -10,11 +10,10 @@ swift_library(
         "-warnings-as-errors",
     ],
     deps = [
-        "//submodules/LottieMeshSwift:LottieMeshSwift",
-        "//submodules/Postbox:Postbox",
         "//submodules/SSignalKit/SwiftSignalKit:SwiftSignalKit",
-        "//submodules/GZip:GZip",
-        "//submodules/AppBundle:AppBundle",
+        "//submodules/TelegramCore:TelegramCore",
+        "//submodules/TextFormat:TextFormat",
+        "//submodules/AccountContext:AccountContext",
     ],
     visibility = [
         "//visibility:public",

submodules/ChatContextQuery/Sources/ChatContextQuery.swift

@@ -0,0 +1,241 @@
+import Foundation
+import SwiftSignalKit
+import TextFormat
+import TelegramCore
+import AccountContext
+
+public struct PossibleContextQueryTypes: OptionSet {
+    public var rawValue: Int32
+    
+    public init() {
+        self.rawValue = 0
+    }
+    
+    public init(rawValue: Int32) {
+        self.rawValue = rawValue
+    }
+    
+    public static let emoji = PossibleContextQueryTypes(rawValue: (1 << 0))
+    public static let hashtag = PossibleContextQueryTypes(rawValue: (1 << 1))
+    public static let mention = PossibleContextQueryTypes(rawValue: (1 << 2))
+    public static let command = PossibleContextQueryTypes(rawValue: (1 << 3))
+    public static let contextRequest = PossibleContextQueryTypes(rawValue: (1 << 4))
+    public static let emojiSearch = PossibleContextQueryTypes(rawValue: (1 << 5))
+}
+
+private func scalarCanPrependQueryControl(_ c: UnicodeScalar?) -> Bool {
+    if let c = c {
+        if c == " " || c == "\n" || c == "." || c == "," {
+            return true
+        }
+        return false
+    } else {
+        return true
+    }
+}
+
+private func makeScalar(_ c: Character) -> Character {
+    return c
+}
+
+private let spaceScalar = " " as UnicodeScalar
+private let newlineScalar = "\n" as UnicodeScalar
+private let hashScalar = "#" as UnicodeScalar
+private let atScalar = "@" as UnicodeScalar
+private let slashScalar = "/" as UnicodeScalar
+private let colonScalar = ":" as UnicodeScalar
+private let alphanumerics = CharacterSet.alphanumerics
+
+public func textInputStateContextQueryRangeAndType(_ inputState: ChatTextInputState) -> [(NSRange, PossibleContextQueryTypes, NSRange?)] {
+    return textInputStateContextQueryRangeAndType(inputText: inputState.inputText, selectionRange: inputState.selectionRange)
+}
+
+public func textInputStateContextQueryRangeAndType(inputText: NSAttributedString, selectionRange: Range<Int>) -> [(NSRange, PossibleContextQueryTypes, NSRange?)] {
+    if selectionRange.count != 0 {
+        return []
+    }
+    
+    let inputString: NSString = inputText.string as NSString
+    var results: [(NSRange, PossibleContextQueryTypes, NSRange?)] = []
+    let inputLength = inputString.length
+    
+    if inputLength != 0 {
+        if inputString.hasPrefix("@") && inputLength != 1 {
+            let startIndex = 1
+            var index = startIndex
+            var contextAddressRange: NSRange?
+            
+            while true {
+                if index == inputLength {
+                    break
+                }
+                if let c = UnicodeScalar(inputString.character(at: index)) {
+                    if c == " " {
+                        if index != startIndex {
+                            contextAddressRange = NSRange(location: startIndex, length: index - startIndex)
+                            index += 1
+                        }
+                        break
+                    } else {
+                        if !((c >= "a" && c <= "z") || (c >= "A" && c <= "Z") || (c >= "0" && c <= "9") || c == "_") {
+                            break
+                        }
+                    }
+                    
+                    if index == inputLength {
+                        break
+                    } else {
+                        index += 1
+                    }
+                } else {
+                    index += 1
+                }
+            }
+            
+            if let contextAddressRange = contextAddressRange {
+                results.append((contextAddressRange, [.contextRequest], NSRange(location: index, length: inputLength - index)))
+            }
+        }
+        
+        let maxIndex = min(selectionRange.lowerBound, inputLength)
+        if maxIndex == 0 {
+            return results
+        }
+        var index = maxIndex - 1
+        
+        var possibleQueryRange: NSRange?
+        
+        let string = (inputString as String)
+        let trimmedString = string.trimmingTrailingSpaces()
+        if string.count < 3, trimmedString.isSingleEmoji {
+            if inputText.attribute(ChatTextInputAttributes.customEmoji, at: 0, effectiveRange: nil) == nil {
+                return [(NSRange(location: 0, length: inputString.length - (string.count - trimmedString.count)), [.emoji], nil)]
+            }
+        } else {
+            /*let activeString = inputText.attributedSubstring(from: NSRange(location: 0, length: inputState.selectionRange.upperBound))
+            if let lastCharacter = activeString.string.last, String(lastCharacter).isSingleEmoji {
+                let matchLength = (String(lastCharacter) as NSString).length
+                
+                if activeString.attribute(ChatTextInputAttributes.customEmoji, at: activeString.length - matchLength, effectiveRange: nil) == nil {
+                    return [(NSRange(location: inputState.selectionRange.upperBound - matchLength, length: matchLength), [.emojiSearch], nil)]
+                }
+            }*/
+        }
+        
+        var possibleTypes = PossibleContextQueryTypes([.command, .mention, .hashtag, .emojiSearch])
+        var definedType = false
+        
+        while true {
+            var previousC: UnicodeScalar?
+            if index != 0 {
+                previousC = UnicodeScalar(inputString.character(at: index - 1))
+            }
+            if let c = UnicodeScalar(inputString.character(at: index)) {
+                if c == spaceScalar || c == newlineScalar {
+                    possibleTypes = []
+                } else if c == hashScalar {
+                    if scalarCanPrependQueryControl(previousC) {
+                        possibleTypes = possibleTypes.intersection([.hashtag])
+                        definedType = true
+                        index += 1
+                        possibleQueryRange = NSRange(location: index, length: maxIndex - index)
+                    }
+                    break
+                } else if c == atScalar {
+                    if scalarCanPrependQueryControl(previousC) {
+                        possibleTypes = possibleTypes.intersection([.mention])
+                        definedType = true
+                        index += 1
+                        possibleQueryRange = NSRange(location: index, length: maxIndex - index)
+                    }
+                    break
+                    } else if c == slashScalar {
+                        if scalarCanPrependQueryControl(previousC) {
+                        possibleTypes = possibleTypes.intersection([.command])
+                        definedType = true
+                        index += 1
+                        possibleQueryRange = NSRange(location: index, length: maxIndex - index)
+                    }
+                    break
+                } else if c == colonScalar {
+                    if scalarCanPrependQueryControl(previousC) {
+                        possibleTypes = possibleTypes.intersection([.emojiSearch])
+                        definedType = true
+                        index += 1
+                        possibleQueryRange = NSRange(location: index, length: maxIndex - index)
+                    }
+                    break
+                }
+            }
+            
+            if index == 0 {
+                break
+            } else {
+                index -= 1
+                possibleQueryRange = NSRange(location: index, length: maxIndex - index)
+            }
+        }
+        
+        if let possibleQueryRange = possibleQueryRange, definedType && !possibleTypes.isEmpty {
+            results.append((possibleQueryRange, possibleTypes, nil))
+        }
+    }
+    return results
+}
+
+public enum ChatPresentationInputQueryKind: Int32 {
+    case emoji
+    case hashtag
+    case mention
+    case command
+    case contextRequest
+    case emojiSearch
+}
+
+public struct ChatInputQueryMentionTypes: OptionSet, Hashable {
+    public var rawValue: Int32
+    
+    public init(rawValue: Int32) {
+        self.rawValue = rawValue
+    }
+    
+    public static let contextBots = ChatInputQueryMentionTypes(rawValue: 1 << 0)
+    public static let members = ChatInputQueryMentionTypes(rawValue: 1 << 1)
+    public static let accountPeer = ChatInputQueryMentionTypes(rawValue: 1 << 2)
+}
+
+public enum ChatPresentationInputQuery: Hashable, Equatable {
+    case emoji(String)
+    case hashtag(String)
+    case mention(query: String, types: ChatInputQueryMentionTypes)
+    case command(String)
+    case emojiSearch(query: String, languageCode: String, range: NSRange)
+    case contextRequest(addressName: String, query: String)
+    
+    public var kind: ChatPresentationInputQueryKind {
+        switch self {
+            case .emoji:
+                return .emoji
+            case .hashtag:
+                return .hashtag
+            case .mention:
+                return .mention
+            case .command:
+                return .command
+            case .contextRequest:
+                return .contextRequest
+            case .emojiSearch:
+                return .emojiSearch
+        }
+    }
+}
+
+public enum ChatContextQueryError {
+    case generic
+    case inlineBotLocationRequest(EnginePeer.Id)
+}
+
+public enum ChatContextQueryUpdate {
+    case remove
+    case update(ChatPresentationInputQuery, Signal<(ChatPresentationInputQueryResult?) -> ChatPresentationInputQueryResult?, ChatContextQueryError>)
+}

submodules/ChatImportUI/Sources/ChatImportActivityScreen.swift

@@ -3,7 +3,6 @@ import AsyncDisplayKit
 import Display
 import TelegramCore
 import SwiftSignalKit
-import Postbox
 import TelegramPresentationData
 import AccountContext
 import PresentationDataUtils
@@ -17,6 +16,26 @@ import ConfettiEffect
 import TelegramUniversalVideoContent
 import SolidRoundedButtonNode
 
+private func fileSize(_ path: String, useTotalFileAllocatedSize: Bool = false) -> Int64? {
+    if useTotalFileAllocatedSize {
+        let url = URL(fileURLWithPath: path)
+        if let values = (try? url.resourceValues(forKeys: Set([.isRegularFileKey, .totalFileAllocatedSizeKey]))) {
+            if values.isRegularFile ?? false {
+                if let fileSize = values.totalFileAllocatedSize {
+                    return Int64(fileSize)
+                }
+            }
+        }
+    }
+    
+    var value = stat()
+    if stat(path, &value) == 0 {
+        return value.st_size
+    } else {
+        return nil
+    }
+}
+
 private final class ProgressEstimator {
     private var averageProgressPerSecond: Double = 0.0
     private var lastMeasurement: (Double, Float)?
@@ -91,7 +110,7 @@ private final class ImportManager {
         return self.statePromise.get()
     }
     
-    init(account: Account, peerId: PeerId, mainFile: TempBoxFile, archivePath: String?, entries: [(SSZipEntry, String, TelegramEngine.HistoryImport.MediaType)]) {
+    init(account: Account, peerId: EnginePeer.Id, mainFile: EngineTempBox.File, archivePath: String?, entries: [(SSZipEntry, String, TelegramEngine.HistoryImport.MediaType)]) {
         self.account = account
         self.archivePath = archivePath
         self.entries = entries
@@ -234,8 +253,8 @@ private final class ImportManager {
             
             Logger.shared.log("ChatImportScreen", "updateState take pending entry \(entry.1)")
             
-            let unpackedFile = Signal<TempBoxFile, ImportError> { subscriber in
-                let tempFile = TempBox.shared.tempFile(fileName: entry.0.path)
+            let unpackedFile = Signal<EngineTempBox.File, ImportError> { subscriber in
+                let tempFile = EngineTempBox.shared.tempFile(fileName: entry.0.path)
                 Logger.shared.log("ChatImportScreen", "Extracting \(entry.0.path) to \(tempFile.path)...")
                 let startTime = CACurrentMediaTime()
                 if SSZipArchive.extractFileFromArchive(atPath: archivePath, filePath: entry.0.path, toPath: tempFile.path) {
@@ -440,9 +459,9 @@ public final class ChatImportActivityScreen: ViewController {
             if let path = getAppBundle().path(forResource: "BlankVideo", ofType: "m4v"), let size = fileSize(path) {
                 let decoration = ChatBubbleVideoDecoration(corners: ImageCorners(), nativeSize: CGSize(width: 100.0, height: 100.0), contentMode: .aspectFit, backgroundColor: .black)
                 
-                let dummyFile = TelegramMediaFile(fileId: MediaId(namespace: 0, id: 1), partialReference: nil, resource: LocalFileReferenceMediaResource(localFilePath: path, randomId: 12345), previewRepresentations: [], videoThumbnails: [], immediateThumbnailData: nil, mimeType: "video/mp4", size: size, attributes: [.Video(duration: 1, size: PixelDimensions(width: 100, height: 100), flags: [])])
+                let dummyFile = TelegramMediaFile(fileId: EngineMedia.Id(namespace: 0, id: 1), partialReference: nil, resource: LocalFileReferenceMediaResource(localFilePath: path, randomId: 12345), previewRepresentations: [], videoThumbnails: [], immediateThumbnailData: nil, mimeType: "video/mp4", size: size, attributes: [.Video(duration: 1, size: PixelDimensions(width: 100, height: 100), flags: [], preloadSize: nil)])
                 
-                let videoContent = NativeVideoContent(id: .message(1, MediaId(namespace: 0, id: 1)), userLocation: .other, fileReference: .standalone(media: dummyFile), streamVideo: .none, loopVideo: true, enableSound: false, fetchAutomatically: true, onlyFullSizeThumbnail: false, continuePlayingWithoutSoundOnLostAudioSession: false, placeholderColor: .black, storeAfterDownload: nil)
+                let videoContent = NativeVideoContent(id: .message(1, EngineMedia.Id(namespace: 0, id: 1)), userLocation: .other, fileReference: .standalone(media: dummyFile), streamVideo: .none, loopVideo: true, enableSound: false, fetchAutomatically: true, onlyFullSizeThumbnail: false, continuePlayingWithoutSoundOnLostAudioSession: false, placeholderColor: .black, storeAfterDownload: nil)
                 
                 let videoNode = UniversalVideoNode(postbox: context.account.postbox, audioSession: context.sharedContext.mediaManager.audioSession, manager: context.sharedContext.mediaManager.universalVideoManager, decoration: decoration, content: videoContent, priority: .embedded)
                 videoNode.frame = CGRect(origin: CGPoint(), size: CGSize(width: 2.0, height: 2.0))
@@ -724,9 +743,9 @@ public final class ChatImportActivityScreen: ViewController {
     private let context: AccountContext
     private var presentationData: PresentationData
     fileprivate let cancel: () -> Void
-    fileprivate var peerId: PeerId
+    fileprivate var peerId: EnginePeer.Id
     private let archivePath: String?
-    private let mainEntry: TempBoxFile
+    private let mainEntry: EngineTempBox.File
     private let totalBytes: Int64
     private let totalMediaBytes: Int64
     private let otherEntries: [(SSZipEntry, String, TelegramEngine.HistoryImport.MediaType)]
@@ -746,7 +765,7 @@ public final class ChatImportActivityScreen: ViewController {
         }
     }
     
-    public init(context: AccountContext, cancel: @escaping () -> Void, peerId: PeerId, archivePath: String?, mainEntry: TempBoxFile, otherEntries: [(SSZipEntry, String, TelegramEngine.HistoryImport.MediaType)]) {
+    public init(context: AccountContext, cancel: @escaping () -> Void, peerId: EnginePeer.Id, archivePath: String?, mainEntry: EngineTempBox.File, otherEntries: [(SSZipEntry, String, TelegramEngine.HistoryImport.MediaType)]) {
         self.context = context
         self.cancel = cancel
         self.peerId = peerId
@@ -818,7 +837,7 @@ public final class ChatImportActivityScreen: ViewController {
         self.progressEstimator = ProgressEstimator()
         self.beganCompletion = false
         
-        let resolvedPeerId: Signal<PeerId, ImportManager.ImportError>
+        let resolvedPeerId: Signal<EnginePeer.Id, ImportManager.ImportError>
         if self.peerId.namespace == Namespaces.Peer.CloudGroup {
             resolvedPeerId = self.context.engine.peers.convertGroupToSupergroup(peerId: self.peerId)
             |> mapError { _ -> ImportManager.ImportError in

submodules/ChatListSearchItemHeader/Sources/ChatListSearchItemHeader.swift

@@ -30,6 +30,7 @@ public enum ChatListSearchItemHeaderType {
     case downloading
     case recentDownloads
     case topics
+    case text(String, AnyHashable)
     
     fileprivate func title(strings: PresentationStrings) -> String {
         switch self {
@@ -87,6 +88,8 @@ public enum ChatListSearchItemHeaderType {
                 return strings.DownloadList_DownloadedHeader
             case .topics:
                 return strings.DialogList_SearchSectionTopics
+            case let .text(text, _):
+                return text
         }
     }
     
@@ -146,11 +149,13 @@ public enum ChatListSearchItemHeaderType {
                 return .recentDownloads
             case .topics:
                 return .topics
+            case let .text(_, id):
+                return .text(id)
         }
     }
 }
 
-private enum ChatListSearchItemHeaderId: Int32 {
+private enum ChatListSearchItemHeaderId: Hashable {
     case localPeers
     case members
     case contacts
@@ -181,6 +186,7 @@ private enum ChatListSearchItemHeaderId: Int32 {
     case downloading
     case recentDownloads
     case topics
+    case text(AnyHashable)
 }
 
 public final class ChatListSearchItemHeader: ListViewItemHeader {
@@ -197,7 +203,7 @@ public final class ChatListSearchItemHeader: ListViewItemHeader {
     
     public init(type: ChatListSearchItemHeaderType, theme: PresentationTheme, strings: PresentationStrings, actionTitle: String? = nil, action: (() -> Void)? = nil) {
         self.type = type
-        self.id = ListViewItemNode.HeaderId(space: 0, id: Int64(self.type.id.rawValue))
+        self.id = ListViewItemNode.HeaderId(space: 0, id: Int64(self.type.id.hashValue))
         self.theme = theme
         self.strings = strings
         self.actionTitle = actionTitle

submodules/ChatListSearchRecentPeersNode/Sources/ChatListSearchRecentPeersNode.swift

@@ -10,7 +10,6 @@ import HorizontalPeerItem
 import ListSectionHeaderNode
 import ContextUI
 import AccountContext
-import Postbox
 
 private func calculateItemCustomWidth(width: CGFloat) -> CGFloat {
     let itemInsets = UIEdgeInsets(top: 0.0, left: 6.0, bottom: 0.0, right: 6.0)
@@ -160,17 +159,19 @@ public final class ChatListSearchRecentPeersNode: ASDisplayNode {
                 return .single(([], [:], [:]))
             case let .peers(peers):
                 return combineLatest(queue: .mainQueue(),
-                                     peers.filter {
-                    !$0.isDeleted
-                }.map {
-                    context.account.postbox.peerView(id: $0.id)
-                }
+                    peers.filter {
+                        !$0.isDeleted
+                    }.map {
+                        context.account.postbox.peerView(id: $0.id)
+                    }
                 )
                 |> mapToSignal { peerViews -> Signal<([EnginePeer], [EnginePeer.Id: (Int32, Bool)], [EnginePeer.Id: EnginePeer.Presence]), NoError> in
-                    return context.account.postbox.unreadMessageCountsView(items: peerViews.map { item -> UnreadMessageCountsItem in
-                        return UnreadMessageCountsItem.peer(id: item.peerId, handleThreads: true)
-                    })
-                    |> map { values in
+                    return context.engine.data.subscribe(
+                        EngineDataMap(peerViews.map { item in
+                            return TelegramEngine.EngineData.Item.Messages.PeerUnreadCount(id: item.peerId)
+                        })
+                    )
+                    |> map { unreadCounts in
                         var peers: [EnginePeer] = []
                         var unread: [EnginePeer.Id: (Int32, Bool)] = [:]
                         var presences: [EnginePeer.Id: EnginePeer.Presence] = [:]
@@ -186,9 +187,9 @@ public final class ChatListSearchRecentPeersNode: ASDisplayNode {
                                     }
                                 }
                                 
-                                let unreadCount = values.count(for: .peer(id: peerView.peerId, handleThreads: true))
-                                if let unreadCount = unreadCount, unreadCount > 0 {
-                                    unread[peerView.peerId] = (unreadCount, isMuted)
+                                let unreadCount = unreadCounts[peerView.peerId]
+                                if let unreadCount, unreadCount > 0 {
+                                    unread[peerView.peerId] = (Int32(unreadCount), isMuted)
                                 }
                                 
                                 if let presence = peerView.peerPresences[peer.id] {

submodules/ChatListUI/BUILD

@@ -93,6 +93,12 @@ swift_library(
         "//submodules/ItemListUI",
         "//submodules/QrCodeUI",
         "//submodules/TelegramUI/Components/ActionPanelComponent",
+        "//submodules/TelegramUI/Components/Stories/StoryContainerScreen",
+        "//submodules/TelegramUI/Components/Stories/StoryPeerListComponent",
+        "//submodules/TelegramUI/Components/FullScreenEffectView",
+        "//submodules/TelegramUI/Components/Stories/AvatarStoryIndicatorComponent",
+        "//submodules/TelegramUI/Components/PeerInfo/PeerInfoStoryGridScreen",
+        "//submodules/TelegramUI/Components/Settings/ArchiveInfoScreen",
     ],
     visibility = [
         "//visibility:public",

submodules/ChatListUI/Sources/ChatContextMenus.swift

@@ -723,6 +723,20 @@ func chatForumTopicMenuItems(context: AccountContext, peerId: PeerId, threadId:
                             return context.engine.peers.updatePeerDisplayPreviewsSetting(peerId: peerId, threadId: threadId, displayPreviews: displayPreviews) |> deliverOnMainQueue
                         }
                         
+                        let updatePeerStoriesMuted: (PeerId, PeerStoryNotificationSettings.Mute) -> Signal<Void, NoError> = {
+                            peerId, mute in
+                            return context.engine.peers.updatePeerStoriesMutedSetting(peerId: peerId, mute: mute) |> deliverOnMainQueue
+                        }
+                        
+                        let updatePeerStoriesHideSender: (PeerId, PeerStoryNotificationSettings.HideSender) -> Signal<Void, NoError> = {
+                            peerId, hideSender in
+                            return context.engine.peers.updatePeerStoriesHideSenderSetting(peerId: peerId, hideSender: hideSender) |> deliverOnMainQueue
+                        }
+                        
+                        let updatePeerStorySound: (PeerId, PeerMessageSound) -> Signal<Void, NoError> = { peerId, sound in
+                            return context.engine.peers.updatePeerStorySoundInteractive(peerId: peerId, sound: sound) |> deliverOnMainQueue
+                        }
+                        
                         let defaultSound: PeerMessageSound
                         
                         if case .broadcast = channel.info {
@@ -733,7 +747,7 @@ func chatForumTopicMenuItems(context: AccountContext, peerId: PeerId, threadId:
                         
                         let canRemove = false
                         
-                        let exceptionController = notificationPeerExceptionController(context: context, updatedPresentationData: nil, peer: channel, threadId: threadId, canRemove: canRemove, defaultSound: defaultSound, edit: true, updatePeerSound: { peerId, sound in
+                        let exceptionController = notificationPeerExceptionController(context: context, updatedPresentationData: nil, peer: .channel(channel), threadId: threadId, isStories: nil, canRemove: canRemove, defaultSound: defaultSound, defaultStoriesSound: defaultSound, edit: true, updatePeerSound: { peerId, sound in
                             let _ = (updatePeerSound(peerId, sound)
                             |> deliverOnMainQueue).start(next: { _ in
                             })
@@ -756,6 +770,15 @@ func chatForumTopicMenuItems(context: AccountContext, peerId: PeerId, threadId:
                             |> deliverOnMainQueue).start(next: { _ in
                                 
                             })
+                        }, updatePeerStoriesMuted: { peerId, mute in
+                            let _ = (updatePeerStoriesMuted(peerId, mute)
+                            |> deliverOnMainQueue).start()
+                        }, updatePeerStoriesHideSender: { peerId, hideSender in
+                            let _ = (updatePeerStoriesHideSender(peerId, hideSender)
+                            |> deliverOnMainQueue).start()
+                        }, updatePeerStorySound: { peerId, sound in
+                            let _ = (updatePeerStorySound(peerId, sound)
+                            |> deliverOnMainQueue).start()
                         }, removePeerFromExceptions: {
                         }, modifiedPeer: {
                         })

submodules/ChatListUI/Sources/ChatListAdditionalCategoryItem.swift

@@ -45,8 +45,12 @@ public class ChatListAdditionalCategoryItem: ItemListItem, ListViewItemWithHeade
         self.action = action
         
         switch appearance {
-        case .option:
-            self.header = ChatListSearchItemHeader(type: .chatTypes, theme: presentationData.theme, strings: presentationData.strings, actionTitle: nil, action: nil)
+        case let .option(sectionTitle):
+            if let sectionTitle {
+                self.header = ChatListSearchItemHeader(type: .text(sectionTitle, AnyHashable(0)), theme: presentationData.theme, strings: presentationData.strings, actionTitle: nil, action: nil)
+            } else {
+                self.header = ChatListSearchItemHeader(type: .chatTypes, theme: presentationData.theme, strings: presentationData.strings, actionTitle: nil, action: nil)
+            }
         case .action:
             self.header = header
         }

submodules/ChatListUI/Sources/ChatListEmptyNode.swift

@@ -9,15 +9,27 @@ import AppBundle
 import SolidRoundedButtonNode
 import ActivityIndicator
 import AccountContext
+import TelegramCore
+import ComponentFlow
+import ArchiveInfoScreen
+import ComponentDisplayAdapters
+import SwiftSignalKit
+import ChatListHeaderComponent
 
 final class ChatListEmptyNode: ASDisplayNode {
     enum Subject {
         case chats(hasArchive: Bool)
+        case archive
         case filter(showEdit: Bool)
         case forum(hasGeneral: Bool)
     }
     private let action: () -> Void
     private let secondaryAction: () -> Void
+    private let openArchiveSettings: () -> Void
+    
+    private let context: AccountContext
+    private var theme: PresentationTheme
+    private var strings: PresentationStrings
     
     let subject: Subject
     private(set) var isLoading: Bool
@@ -28,14 +40,25 @@ final class ChatListEmptyNode: ASDisplayNode {
     private let secondaryButtonNode: HighlightableButtonNode
     private let activityIndicator: ActivityIndicator
     
+    private var emptyArchive: ComponentView<Empty>?
+    
     private var animationSize: CGSize = CGSize()
     private var buttonIsHidden: Bool
     
-    private var validLayout: CGSize?
+    private var validLayout: (size: CGSize, insets: UIEdgeInsets)?
+    private var scrollingOffset: (navigationHeight: CGFloat, offset: CGFloat)?
     
-    init(context: AccountContext, subject: Subject, isLoading: Bool, theme: PresentationTheme, strings: PresentationStrings, action: @escaping () -> Void, secondaryAction: @escaping () -> Void) {
+    private var globalPrivacySettings: GlobalPrivacySettings = .default
+    private var archiveSettingsDisposable: Disposable?
+    
+    init(context: AccountContext, subject: Subject, isLoading: Bool, theme: PresentationTheme, strings: PresentationStrings, action: @escaping () -> Void, secondaryAction: @escaping () -> Void, openArchiveSettings: @escaping () -> Void) {
+        self.context = context
+        self.theme = theme
+        self.strings = strings
+        
         self.action = action
         self.secondaryAction = secondaryAction
+        self.openArchiveSettings = openArchiveSettings
         self.subject = subject
         self.isLoading = isLoading
         
@@ -80,16 +103,20 @@ final class ChatListEmptyNode: ASDisplayNode {
         
         super.init()
         
-        self.addSubnode(self.animationNode)
-        self.addSubnode(self.textNode)
-        self.addSubnode(self.descriptionNode)
-        self.addSubnode(self.buttonNode)
-        self.addSubnode(self.secondaryButtonNode)
-        self.addSubnode(self.activityIndicator)
-
-        self.animationNode.setup(source: AnimatedStickerNodeLocalFileSource(name: animationName), width: 248, height: 248, playbackMode: .once, mode: .direct(cachePathPrefix: nil))
         self.animationSize = CGSize(width: 124.0, height: 124.0)
-        self.animationNode.visibility = true
+        
+        if case .archive = subject {
+        } else {
+            self.addSubnode(self.animationNode)
+            self.addSubnode(self.textNode)
+            self.addSubnode(self.descriptionNode)
+            self.addSubnode(self.buttonNode)
+            self.addSubnode(self.secondaryButtonNode)
+            self.addSubnode(self.activityIndicator)
+            
+            self.animationNode.setup(source: AnimatedStickerNodeLocalFileSource(name: animationName), width: 248, height: 248, playbackMode: .once, mode: .direct(cachePathPrefix: nil))
+            self.animationNode.visibility = true
+        }
         
         self.animationNode.isHidden = self.isLoading
         self.textNode.isHidden = self.isLoading
@@ -107,6 +134,27 @@ final class ChatListEmptyNode: ASDisplayNode {
         self.updateThemeAndStrings(theme: theme, strings: strings)
         
         self.animationNode.view.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(self.animationTapGesture(_:))))
+        
+        if case .archive = subject {
+            let _ = self.context.engine.privacy.updateGlobalPrivacySettings().start()
+            
+            self.archiveSettingsDisposable = (context.engine.data.subscribe(
+                TelegramEngine.EngineData.Item.Configuration.GlobalPrivacy()
+            )
+            |> deliverOnMainQueue).start(next: { [weak self] settings in
+                guard let self else {
+                    return
+                }
+                self.globalPrivacySettings = settings
+                if let (size, insets) = self.validLayout {
+                    self.updateLayout(size: size, insets: insets, transition: .immediate)
+                }
+            })
+        }
+    }
+    
+    deinit {
+        self.archiveSettingsDisposable?.dispose()
     }
     
     @objc private func buttonPressed() {
@@ -130,13 +178,19 @@ final class ChatListEmptyNode: ASDisplayNode {
     }
     
     func updateThemeAndStrings(theme: PresentationTheme, strings: PresentationStrings) {
+        self.theme = theme
+        self.strings = strings
+        
         let text: String
         var descriptionText = ""
-        let buttonText: String
+        let buttonText: String?
         switch self.subject {
             case let .chats(hasArchive):
                 text = hasArchive ? strings.ChatList_EmptyChatListWithArchive : strings.ChatList_EmptyChatList
                 buttonText = strings.ChatList_EmptyChatListNewMessage
+            case .archive:
+                text = strings.ChatList_EmptyChatList
+                buttonText = nil
             case .filter:
                 text = strings.ChatList_EmptyChatListFilterTitle
                 descriptionText = strings.ChatList_EmptyChatListFilterText
@@ -152,12 +206,21 @@ final class ChatListEmptyNode: ASDisplayNode {
         self.textNode.attributedText = string
         self.descriptionNode.attributedText = descriptionString
         
-        self.buttonNode.title = buttonText
+        if let buttonText {
+            self.buttonNode.title = buttonText
+            self.buttonNode.isHidden = false
+        } else {
+            self.buttonNode.isHidden = true
+        }
     
         self.activityIndicator.type = .custom(theme.list.itemAccentColor, 22.0, 1.0, false)
         
-        if let size = self.validLayout {
-            self.updateLayout(size: size, transition: .immediate)
+        if let (size, insets) = self.validLayout {
+            self.updateLayout(size: size, insets: insets, transition: .immediate)
+            
+            if let scrollingOffset = self.scrollingOffset {
+                self.updateScrollingOffset(navigationHeight: scrollingOffset.navigationHeight, offset: scrollingOffset.offset, transition: .immediate)
+            }
         }
     }
     
@@ -173,17 +236,17 @@ final class ChatListEmptyNode: ASDisplayNode {
         self.activityIndicator.isHidden = !self.isLoading
     }
     
-    func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) {
-        self.validLayout = size
+    func updateLayout(size: CGSize, insets: UIEdgeInsets, transition: ContainedViewLayoutTransition) {
+        self.validLayout = (size, insets)
         
         let indicatorSize = self.activityIndicator.measure(CGSize(width: 100.0, height: 100.0))
-        transition.updateFrame(node: self.activityIndicator, frame: CGRect(origin: CGPoint(x: floor((size.width - indicatorSize.width) / 2.0), y: floor((size.height - indicatorSize.height - 50.0) / 2.0)), size: indicatorSize))
+        transition.updateFrame(node: self.activityIndicator, frame: CGRect(origin: CGPoint(x: floor((size.width - indicatorSize.width) / 2.0), y: insets.top + floor((size.height - insets.top - insets.bottom - indicatorSize.height - 50.0) / 2.0)), size: indicatorSize))
         
         let animationSpacing: CGFloat = 24.0
         let descriptionSpacing: CGFloat = 8.0
         
-        let textSize = self.textNode.updateLayout(CGSize(width: size.width - 40.0, height: size.height))
-        let descriptionSize = self.descriptionNode.updateLayout(CGSize(width: size.width - 40.0, height: size.height))
+        let textSize = self.textNode.updateLayout(CGSize(width: size.width - 40.0, height: size.height - insets.top - insets.bottom))
+        let descriptionSize = self.descriptionNode.updateLayout(CGSize(width: size.width - 40.0, height: size.height - insets.top - insets.bottom))
                 
         let buttonSideInset: CGFloat = 32.0
         let buttonWidth = min(270.0, size.width - buttonSideInset * 2.0)
@@ -199,7 +262,7 @@ final class ChatListEmptyNode: ASDisplayNode {
         
         let contentHeight = self.animationSize.height + animationSpacing + textSize.height + buttonSize.height
         var contentOffset: CGFloat = 0.0
-        if size.height < contentHeight + threshold {
+        if size.height - insets.top - insets.bottom < contentHeight + threshold {
             contentOffset = -self.animationSize.height - animationSpacing + 44.0
             transition.updateAlpha(node: self.animationNode, alpha: 0.0)
         } else {
@@ -207,7 +270,7 @@ final class ChatListEmptyNode: ASDisplayNode {
             transition.updateAlpha(node: self.animationNode, alpha: 1.0)
         }
         
-        let animationFrame = CGRect(origin: CGPoint(x: floor((size.width - self.animationSize.width) / 2.0), y: floor((size.height - contentHeight) / 2.0) + contentOffset), size: self.animationSize)
+        let animationFrame = CGRect(origin: CGPoint(x: floor((size.width - self.animationSize.width) / 2.0), y: insets.top + floor((size.height - insets.top - insets.bottom - contentHeight) / 2.0) + contentOffset), size: self.animationSize)
         let textFrame = CGRect(origin: CGPoint(x: floor((size.width - textSize.width) / 2.0), y: animationFrame.maxY + animationSpacing), size: textSize)
         let descriptionFrame = CGRect(origin: CGPoint(x: floor((size.width - descriptionSize.width) / 2.0), y: textFrame.maxY + descriptionSpacing), size: descriptionSize)
         
@@ -221,7 +284,7 @@ final class ChatListEmptyNode: ASDisplayNode {
         
         var bottomInset: CGFloat = 16.0
         
-        let secondaryButtonFrame = CGRect(origin: CGPoint(x: floor((size.width - secondaryButtonSize.width) / 2.0), y: size.height - secondaryButtonSize.height - bottomInset), size: secondaryButtonSize)
+        let secondaryButtonFrame = CGRect(origin: CGPoint(x: floor((size.width - secondaryButtonSize.width) / 2.0), y: size.height - insets.bottom - secondaryButtonSize.height - bottomInset), size: secondaryButtonSize)
         transition.updateFrame(node: self.secondaryButtonNode, frame: secondaryButtonFrame)
         
         if secondaryButtonSize.height > 0.0 {
@@ -232,11 +295,68 @@ final class ChatListEmptyNode: ASDisplayNode {
         if case .forum = self.subject {
             buttonFrame = CGRect(origin: CGPoint(x: floor((size.width - buttonSize.width) / 2.0), y: descriptionFrame.maxY + 20.0), size: buttonSize)
         } else {
-            buttonFrame = CGRect(origin: CGPoint(x: floor((size.width - buttonSize.width) / 2.0), y: size.height - buttonHeight - bottomInset), size: buttonSize)
+            buttonFrame = CGRect(origin: CGPoint(x: floor((size.width - buttonSize.width) / 2.0), y: size.height - insets.bottom - buttonHeight - bottomInset), size: buttonSize)
         }
         transition.updateFrame(node: self.buttonNode, frame: buttonFrame)
     }
     
+    func updateScrollingOffset(navigationHeight: CGFloat, offset: CGFloat, transition: ContainedViewLayoutTransition) {
+        self.scrollingOffset = (navigationHeight, offset)
+        
+        guard let (size, _) = self.validLayout else {
+            return
+        }
+        
+        if case .archive = self.subject {
+            let emptyArchive: ComponentView<Empty>
+            if let current = self.emptyArchive {
+                emptyArchive = current
+            } else {
+                emptyArchive = ComponentView()
+                self.emptyArchive = emptyArchive
+            }
+            let emptyArchiveSize = emptyArchive.update(
+                transition: Transition(transition),
+                component: AnyComponent(ArchiveInfoContentComponent(
+                    theme: self.theme,
+                    strings: self.strings,
+                    settings: self.globalPrivacySettings,
+                    openSettings: { [weak self] in
+                        guard let self else {
+                            return
+                        }
+                        self.openArchiveSettings()
+                    }
+                )),
+                environment: {
+                },
+                containerSize: CGSize(width: size.width, height: 10000.0)
+            )
+            if let emptyArchiveView = emptyArchive.view {
+                if emptyArchiveView.superview == nil {
+                    self.view.addSubview(emptyArchiveView)
+                }
+                
+                let cancelledOutHeight: CGFloat = max(0.0, ChatListNavigationBar.searchScrollHeight - offset)
+                let visibleNavigationHeight: CGFloat = navigationHeight - ChatListNavigationBar.searchScrollHeight + cancelledOutHeight
+                
+                let additionalOffset = min(0.0, -offset + ChatListNavigationBar.searchScrollHeight)
+                
+                var archiveFrame = CGRect(origin: CGPoint(x: 0.0, y: visibleNavigationHeight + floorToScreenPixels((size.height - visibleNavigationHeight - emptyArchiveSize.height - 50.0) * 0.5)), size: emptyArchiveSize)
+                archiveFrame.origin.y = max(archiveFrame.origin.y, visibleNavigationHeight + 20.0)
+                
+                if size.height - visibleNavigationHeight - emptyArchiveSize.height - 20.0 < 0.0 {
+                    archiveFrame.origin.y += additionalOffset
+                }
+                
+                transition.updateFrame(view: emptyArchiveView, frame: archiveFrame)
+            }
+        } else if let emptyArchive = self.emptyArchive {
+            self.emptyArchive = nil
+            emptyArchive.view?.removeFromSuperview()
+        }
+    }
+    
     override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
         if self.buttonNode.frame.contains(point) {
             return self.buttonNode.view.hitTest(self.view.convert(point, to: self.buttonNode.view), with: event)
@@ -244,6 +364,11 @@ final class ChatListEmptyNode: ASDisplayNode {
         if self.secondaryButtonNode.frame.contains(point), !self.secondaryButtonNode.isHidden {
             return self.secondaryButtonNode.view.hitTest(self.view.convert(point, to: self.secondaryButtonNode.view), with: event)
         }
+        if let emptyArchiveView = self.emptyArchive?.view {
+            if let result = emptyArchiveView.hitTest(self.view.convert(point, to: emptyArchiveView), with: event) {
+                return result
+            }
+        }
         return nil
     }
 }

submodules/ChatListUI/Sources/ChatListFilterPresetController.swift

@@ -2,7 +2,6 @@ import Foundation
 import UIKit
 import Display
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import PresentationDataUtils
@@ -30,8 +29,8 @@ private final class ChatListFilterPresetControllerArguments {
     let updateState: ((ChatListFilterPresetControllerState) -> ChatListFilterPresetControllerState) -> Void
     let openAddIncludePeer: () -> Void
     let openAddExcludePeer: () -> Void
-    let deleteIncludePeer: (PeerId) -> Void
-    let deleteExcludePeer: (PeerId) -> Void
+    let deleteIncludePeer: (EnginePeer.Id) -> Void
+    let deleteExcludePeer: (EnginePeer.Id) -> Void
     let setItemIdWithRevealedOptions: (ChatListFilterRevealedItemId?, ChatListFilterRevealedItemId?) -> Void
     let deleteIncludeCategory: (ChatListFilterIncludeCategory) -> Void
     let deleteExcludeCategory: (ChatListFilterExcludeCategory) -> Void
@@ -49,8 +48,8 @@ private final class ChatListFilterPresetControllerArguments {
         updateState: @escaping ((ChatListFilterPresetControllerState) -> ChatListFilterPresetControllerState) -> Void,
         openAddIncludePeer: @escaping () -> Void,
         openAddExcludePeer: @escaping () -> Void,
-        deleteIncludePeer: @escaping (PeerId) -> Void,
-        deleteExcludePeer: @escaping (PeerId) -> Void,
+        deleteIncludePeer: @escaping (EnginePeer.Id) -> Void,
+        deleteExcludePeer: @escaping (EnginePeer.Id) -> Void,
         setItemIdWithRevealedOptions: @escaping (ChatListFilterRevealedItemId?, ChatListFilterRevealedItemId?) -> Void,
         deleteIncludeCategory: @escaping (ChatListFilterIncludeCategory) -> Void,
         deleteExcludeCategory: @escaping (ChatListFilterExcludeCategory) -> Void,
@@ -93,7 +92,7 @@ private enum ChatListFilterPresetControllerSection: Int32 {
 
 private enum ChatListFilterPresetEntryStableId: Hashable {
     case index(Int)
-    case peer(PeerId)
+    case peer(EnginePeer.Id)
     case includePeerInfo
     case excludePeerInfo
     case includeCategory(ChatListFilterIncludeCategory)
@@ -311,7 +310,7 @@ private extension ChatListFilterCategoryIcon {
 }
 
 private enum ChatListFilterRevealedItemId: Equatable {
-    case peer(PeerId)
+    case peer(EnginePeer.Id)
     case includeCategory(ChatListFilterIncludeCategory)
     case excludeCategory(ChatListFilterExcludeCategory)
 }
@@ -573,8 +572,8 @@ private struct ChatListFilterPresetControllerState: Equatable {
     var excludeMuted: Bool
     var excludeRead: Bool
     var excludeArchived: Bool
-    var additionallyIncludePeers: [PeerId]
-    var additionallyExcludePeers: [PeerId]
+    var additionallyIncludePeers: [EnginePeer.Id]
+    var additionallyExcludePeers: [EnginePeer.Id]
     
     var revealedItemId: ChatListFilterRevealedItemId?
     var expandedSections: Set<FilterSection>
@@ -825,7 +824,7 @@ private func internalChatListFilterAddChatsController(context: AccountContext, f
             return
         }
                 
-        var includePeers: [PeerId] = []
+        var includePeers: [EnginePeer.Id] = []
         for peerId in peerIds {
             switch peerId {
             case let .peer(id):
@@ -838,7 +837,7 @@ private func internalChatListFilterAddChatsController(context: AccountContext, f
         
         if filter.id > 1, case let .filter(_, _, _, data) = filter, data.hasSharedLinks {
             let newPeers = includePeers.filter({ !(filter.data?.includePeers.peers.contains($0) ?? false) })
-            var removedPeers: [PeerId] = []
+            var removedPeers: [EnginePeer.Id] = []
             if let data = filter.data {
                 removedPeers = data.includePeers.peers.filter({ !includePeers.contains($0) })
             }
@@ -951,7 +950,7 @@ private func internalChatListFilterExcludeChatsController(context: AccountContex
             return
         }
         
-        var excludePeers: [PeerId] = []
+        var excludePeers: [EnginePeer.Id] = []
         for peerId in peerIds {
             switch peerId {
             case let .peer(id):
@@ -1144,7 +1143,7 @@ func chatListFilterPresetController(context: AccountContext, currentPreset initi
         sharedLinks.set(Signal<[ExportedChatFolderLink]?, NoError>.single(nil) |> then(context.engine.peers.getExportedChatFolderLinks(id: initialPreset.id)))
     }
     
-    let currentPeers = Atomic<[PeerId: EngineRenderedPeer]>(value: [:])
+    let currentPeers = Atomic<[EnginePeer.Id: EngineRenderedPeer]>(value: [:])
     let stateWithPeers = statePromise.get()
     |> mapToSignal { state -> Signal<(ChatListFilterPresetControllerState, [EngineRenderedPeer], [EngineRenderedPeer]), NoError> in
         let currentPeersValue = currentPeers.with { $0 }

submodules/ChatListUI/Sources/ChatListFilterPresetListController.swift

@@ -2,7 +2,6 @@ import Foundation
 import UIKit
 import Display
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import TelegramUIPreferences
@@ -39,7 +38,7 @@ private enum ChatListFilterPresetListSection: Int32 {
     case list
 }
 
-private func stringForUserCount(_ peers: [PeerId: SelectivePrivacyPeer], strings: PresentationStrings) -> String {
+private func stringForUserCount(_ peers: [EnginePeer.Id: SelectivePrivacyPeer], strings: PresentationStrings) -> String {
     if peers.isEmpty {
         return strings.PrivacyLastSeenSettings_EmpryUsersPlaceholder
     } else {
@@ -197,7 +196,7 @@ private func filtersWithAppliedOrder(filters: [(ChatListFilter, Int)], order: [I
     return sortedFilters
 }
 
-private func chatListFilterPresetListControllerEntries(presentationData: PresentationData, state: ChatListFilterPresetListControllerState, filters: [(ChatListFilter, Int)], updatedFilterOrder: [Int32]?, suggestedFilters: [ChatListFeaturedFilter], settings: ChatListFilterSettings, isPremium: Bool, limits: EngineConfiguration.UserLimits, premiumLimits: EngineConfiguration.UserLimits) -> [ChatListFilterPresetListEntry] {
+private func chatListFilterPresetListControllerEntries(presentationData: PresentationData, state: ChatListFilterPresetListControllerState, filters: [(ChatListFilter, Int)], updatedFilterOrder: [Int32]?, suggestedFilters: [ChatListFeaturedFilter], isPremium: Bool, limits: EngineConfiguration.UserLimits, premiumLimits: EngineConfiguration.UserLimits) -> [ChatListFilterPresetListEntry] {
     var entries: [ChatListFilterPresetListEntry] = []
 
     entries.append(.screenHeader(presentationData.strings.ChatListFolderSettings_Info))
@@ -522,7 +521,6 @@ public func chatListFilterPresetListController(context: AccountContext, mode: Ch
         let limits = allLimits.0
         let premiumLimits = allLimits.1
         
-        let filterSettings = preferences.values[ApplicationSpecificPreferencesKeys.chatListFilterSettings]?.get(ChatListFilterSettings.self) ?? ChatListFilterSettings.default
         let leftNavigationButton: ItemListNavigationButton?
         switch mode {
         case .default:
@@ -590,7 +588,7 @@ public func chatListFilterPresetListController(context: AccountContext, mode: Ch
         }
         
         let controllerState = ItemListControllerState(presentationData: ItemListPresentationData(presentationData), title: .text(presentationData.strings.ChatListFolderSettings_Title), leftNavigationButton: leftNavigationButton, rightNavigationButton: rightNavigationButton, backNavigationButton: ItemListBackButton(title: presentationData.strings.Common_Back), animateChanges: false)
-        let listState = ItemListNodeState(presentationData: ItemListPresentationData(presentationData), entries: chatListFilterPresetListControllerEntries(presentationData: presentationData, state: state, filters: filtersWithCountsValue, updatedFilterOrder: updatedFilterOrderValue, suggestedFilters: suggestedFilters, settings: filterSettings, isPremium: isPremium, limits: limits, premiumLimits: premiumLimits), style: .blocks, animateChanges: true)
+        let listState = ItemListNodeState(presentationData: ItemListPresentationData(presentationData), entries: chatListFilterPresetListControllerEntries(presentationData: presentationData, state: state, filters: filtersWithCountsValue, updatedFilterOrder: updatedFilterOrderValue, suggestedFilters: suggestedFilters, isPremium: isPremium, limits: limits, premiumLimits: premiumLimits), style: .blocks, animateChanges: true)
         
         return (controllerState, (listState, arguments))
     }

submodules/ChatListUI/Sources/ChatListFilterPresetListItem.swift

@@ -3,7 +3,6 @@ import UIKit
 import Display
 import AsyncDisplayKit
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import ItemListUI

submodules/ChatListUI/Sources/ChatListFilterTabContainerNode.swift

@@ -2,7 +2,6 @@ import Foundation
 import UIKit
 import AsyncDisplayKit
 import Display
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 
@@ -85,6 +84,7 @@ private final class ItemNode: ASDisplayNode {
     private var isDisabled: Bool = false
     
     private var theme: PresentationTheme?
+    private var currentTitle: (String, String)?
     
     private var pointerInteraction: PointerInteraction?
     
@@ -198,16 +198,34 @@ private final class ItemNode: ASDisplayNode {
         self.isEditing = isEditing
         self.isDisabled = isDisabled
         
+        var themeUpdated = false
         if self.theme !== presentationData.theme {
             self.theme = presentationData.theme
             
             self.badgeBackgroundActiveNode.image = generateStretchableFilledCircleImage(diameter: 18.0, color: presentationData.theme.chatList.unreadBadgeActiveBackgroundColor)
             self.badgeBackgroundInactiveNode.image = generateStretchableFilledCircleImage(diameter: 18.0, color: presentationData.theme.chatList.unreadBadgeInactiveBackgroundColor)
+            
+            themeUpdated = true
+        }
+        
+        var titleUpdated = false
+        if self.currentTitle?.0 != title || self.currentTitle?.1 != shortTitle {
+            self.currentTitle = (title, shortTitle)
+            
+            titleUpdated = true
+        }
+        
+        var unreadCountUpdated = false
+        if self.unreadCount != unreadCount {
+            unreadCountUpdated = true
+            self.unreadCount = unreadCount
         }
         
         self.buttonNode.accessibilityLabel = title
         if unreadCount > 0 {
-            self.buttonNode.accessibilityValue = strings.VoiceOver_Chat_UnreadMessages(Int32(unreadCount))
+            if self.buttonNode.accessibilityValue == nil || unreadCountUpdated {
+                self.buttonNode.accessibilityValue = strings.VoiceOver_Chat_UnreadMessages(Int32(unreadCount))
+            }
         } else {
             self.buttonNode.accessibilityValue = ""
         }
@@ -253,14 +271,19 @@ private final class ItemNode: ASDisplayNode {
         transition.updateAlpha(node: self.shortTitleNode, alpha: deselectionAlpha)
         transition.updateAlpha(node: self.shortTitleActiveNode, alpha: selectionAlpha)
         
-        self.titleNode.attributedText = NSAttributedString(string: title, font: Font.medium(14.0), textColor: presentationData.theme.list.itemSecondaryTextColor)
-        self.titleActiveNode.attributedText = NSAttributedString(string: title, font: Font.medium(14.0), textColor: presentationData.theme.list.itemAccentColor)
-        self.shortTitleNode.attributedText = NSAttributedString(string: shortTitle, font: Font.medium(14.0), textColor: presentationData.theme.list.itemSecondaryTextColor)
-        self.shortTitleActiveNode.attributedText = NSAttributedString(string: shortTitle, font: Font.medium(14.0), textColor: presentationData.theme.list.itemAccentColor)
+        if themeUpdated || titleUpdated {
+            self.titleNode.attributedText = NSAttributedString(string: title, font: Font.medium(14.0), textColor: presentationData.theme.list.itemSecondaryTextColor)
+            self.titleActiveNode.attributedText = NSAttributedString(string: title, font: Font.medium(14.0), textColor: presentationData.theme.list.itemAccentColor)
+            self.shortTitleNode.attributedText = NSAttributedString(string: shortTitle, font: Font.medium(14.0), textColor: presentationData.theme.list.itemSecondaryTextColor)
+            self.shortTitleActiveNode.attributedText = NSAttributedString(string: shortTitle, font: Font.medium(14.0), textColor: presentationData.theme.list.itemAccentColor)
+        }
+        
         if unreadCount != 0 {
-            self.badgeTextNode.attributedText = NSAttributedString(string: "\(unreadCount)", font: Font.regular(14.0), textColor: presentationData.theme.list.itemCheckColors.foregroundColor)
-            let badgeSelectionFraction: CGFloat = unreadHasUnmuted ? 1.0 : selectionFraction
+            if themeUpdated || unreadCountUpdated || self.badgeTextNode.attributedText == nil {
+                self.badgeTextNode.attributedText = NSAttributedString(string: "\(unreadCount)", font: Font.regular(14.0), textColor: presentationData.theme.list.itemCheckColors.foregroundColor)
+            }
             
+            let badgeSelectionFraction: CGFloat = unreadHasUnmuted ? 1.0 : selectionFraction
             let badgeSelectionAlpha: CGFloat = badgeSelectionFraction
             //let badgeDeselectionAlpha: CGFloat = 1.0 - badgeSelectionFraction
             

submodules/ChatListUI/Sources/ChatListSearchContainerNode.swift

@@ -1326,7 +1326,7 @@ public final class ChatListSearchContainerNode: SearchDisplayControllerContentNo
                             if !entities.isEmpty {
                                 attributes.append(TextEntitiesMessageAttribute(entities: entities))
                             }
-                            result.append(.message(text: text.string, attributes: attributes, inlineStickers: [:], mediaReference: nil, replyToMessageId: nil, localGroupingKey: nil, correlationId: nil, bubbleUpEmojiOrStickersets: []))
+                            result.append(.message(text: text.string, attributes: attributes, inlineStickers: [:], mediaReference: nil, replyToMessageId: nil, replyToStoryId: nil, localGroupingKey: nil, correlationId: nil, bubbleUpEmojiOrStickersets: []))
                         }
                     }
                 }
@@ -1364,12 +1364,12 @@ public final class ChatListSearchContainerNode: SearchDisplayControllerContentNo
                             |> deliverOnMainQueue).start())
                         }
                     })
-                    if let secretPeer = peer as? TelegramSecretChat {
+                    if case let .secretChat(secretPeer) = peer {
                         if let peer = peerMap[secretPeer.regularPeerId] {
-                            displayPeers.append(EnginePeer(peer))
+                            displayPeers.append(peer)
                         }
                     } else {
-                        displayPeers.append(EnginePeer(peer))
+                        displayPeers.append(peer)
                     }
                 }
                     

submodules/ChatListUI/Sources/ChatListSearchListPaneNode.swift

@@ -797,7 +797,8 @@ public enum ChatListSearchEntry: Comparable, Identifiable {
                         hasFailedMessages: false,
                         forumTopicData: nil,
                         topForumTopicItems: [],
-                        autoremoveTimeout: nil
+                        autoremoveTimeout: nil,
+                        storyState: nil
                     )), editing: false, hasActiveRevealControls: false, selected: false, header: tagMask == nil ? header : nil, enableContextActions: false, hiddenOffset: false, interaction: interaction)
                 }
             case let .addContact(phoneNumber, theme, strings):
@@ -2068,7 +2069,7 @@ final class ChatListSearchListPaneNode: ASDisplayNode, ChatListSearchPaneNode {
                 interaction.dismissInput()
             }, present: { c, a in
                 interaction.present(c, a)
-            }, transitionNode: { messageId, media in
+            }, transitionNode: { messageId, media, _ in
                 return transitionNodeImpl?(messageId, EngineMedia(media))
             }, addToTransitionSurface: { view in
                 addToTransitionSurfaceImpl?(view)
@@ -2166,6 +2167,7 @@ final class ChatListSearchListPaneNode: ASDisplayNode, ChatListSearchPaneNode {
         }, openPremiumIntro: {
         }, openChatFolderUpdates: {
         }, hideChatFolderUpdates: {
+        }, openStories: { _, _ in
         })
         chatListInteraction.isSearchMode = true
         
@@ -2202,12 +2204,12 @@ final class ChatListSearchListPaneNode: ASDisplayNode, ChatListSearchPaneNode {
                 interaction.dismissInput()
             }, present: { c, a in
                 interaction.present(c, a)
-            }, transitionNode: { messageId, media in
+            }, transitionNode: { messageId, media, _ in
                 var transitionNode: (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?
                 if let strongSelf = self {
                     strongSelf.listNode.forEachItemNode { itemNode in
                         if let itemNode = itemNode as? ListMessageNode {
-                            if let result = itemNode.transitionNode(id: messageId, media: media) {
+                            if let result = itemNode.transitionNode(id: messageId, media: media, adjustRect: false) {
                                 transitionNode = result
                             }
                         }
@@ -3029,7 +3031,7 @@ final class ChatListSearchListPaneNode: ASDisplayNode, ChatListSearchPaneNode {
         var transitionNode: (ASDisplayNode, CGRect, () -> (UIView?, UIView?))?
         self.listNode.forEachItemNode { itemNode in
             if let itemNode = itemNode as? ListMessageNode {
-                if let result = itemNode.transitionNode(id: messageId, media: media._asMedia()) {
+                if let result = itemNode.transitionNode(id: messageId, media: media._asMedia(), adjustRect: false) {
                     transitionNode = result
                 }
             }
@@ -3242,8 +3244,8 @@ final class ChatListSearchListPaneNode: ASDisplayNode, ChatListSearchPaneNode {
             switch item.content {
                 case let .peer(peerData):
                     return (selectedItemNode.view, bounds, peerData.messages.last?.id ?? peerData.peer.peerId)
-                case let .groupReference(groupId, _, _, _, _):
-                    return (selectedItemNode.view, bounds, groupId)
+                case let .groupReference(groupReference):
+                    return (selectedItemNode.view, bounds, groupReference.groupId)
             }
         }
         return nil
@@ -3366,13 +3368,13 @@ private final class ShimmerEffectNode: ASDisplayNode {
     }
 }
 
-private final class ChatListSearchShimmerNode: ASDisplayNode {
+public final class ChatListSearchShimmerNode: ASDisplayNode {
     private let backgroundColorNode: ASDisplayNode
     private let effectNode: ShimmerEffectNode
     private let maskNode: ASImageNode
     private var currentParams: (size: CGSize, presentationData: PresentationData, key: ChatListSearchPaneKey)?
     
-    init(key: ChatListSearchPaneKey) {
+    public init(key: ChatListSearchPaneKey) {
         self.backgroundColorNode = ASDisplayNode()
         self.effectNode = ShimmerEffectNode()
         self.maskNode = ASImageNode()
@@ -3386,13 +3388,13 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
         self.addSubnode(self.maskNode)
     }
     
-    func update(context: AccountContext, size: CGSize, presentationData: PresentationData, animationCache: AnimationCache, animationRenderer: MultiAnimationRenderer, key: ChatListSearchPaneKey, hasSelection: Bool, transition: ContainedViewLayoutTransition) {
+    public func update(context: AccountContext, size: CGSize, presentationData: PresentationData, animationCache: AnimationCache, animationRenderer: MultiAnimationRenderer, key: ChatListSearchPaneKey, hasSelection: Bool, transition: ContainedViewLayoutTransition) {
         if self.currentParams?.size != size || self.currentParams?.presentationData !== presentationData || self.currentParams?.key != key {
             self.currentParams = (size, presentationData, key)
             
             let chatListPresentationData = ChatListPresentationData(theme: presentationData.theme, fontSize: presentationData.chatFontSize, strings: presentationData.strings, dateTimeFormat: presentationData.dateTimeFormat, nameSortOrder: presentationData.nameSortOrder, nameDisplayOrder: presentationData.nameDisplayOrder, disableAnimations: true)
             
-            let peer1: EnginePeer = .user(TelegramUser(id: EnginePeer.Id(namespace: Namespaces.Peer.CloudUser, id: EnginePeer.Id.Id._internalFromInt64Value(0)), accessHash: nil, firstName: "FirstName", lastName: nil, username: nil, phone: nil, photo: [], botInfo: nil, restrictionInfo: nil, flags: [], emojiStatus: nil, usernames: []))
+            let peer1: EnginePeer = .user(TelegramUser(id: EnginePeer.Id(namespace: Namespaces.Peer.CloudUser, id: EnginePeer.Id.Id._internalFromInt64Value(0)), accessHash: nil, firstName: "FirstName", lastName: nil, username: nil, phone: nil, photo: [], botInfo: nil, restrictionInfo: nil, flags: [], emojiStatus: nil, usernames: [], storiesHidden: nil))
             let timestamp1: Int32 = 100000
             var peers: [EnginePeer.Id: EnginePeer] = [:]
             peers[peer1.id] = peer1
@@ -3400,6 +3402,7 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
             }, messageSelected: { _, _, _, _ in}, groupSelected: { _ in }, addContact: { _ in }, setPeerIdWithRevealedOptions: { _, _ in }, setItemPinned: { _, _ in }, setPeerMuted: { _, _ in }, setPeerThreadMuted: { _, _, _ in }, deletePeer: { _, _ in }, deletePeerThread: { _, _ in }, setPeerThreadStopped: { _, _, _ in }, setPeerThreadPinned: { _, _, _ in }, setPeerThreadHidden: { _, _, _ in }, updatePeerGrouping: { _, _ in }, togglePeerMarkedUnread: { _, _ in}, toggleArchivedFolderHiddenByDefault: {}, toggleThreadsSelection: { _, _ in }, hidePsa: { _ in }, activateChatPreview: { _, _, _, gesture, _ in
                 gesture?.cancel()
             }, present: { _ in }, openForumThread: { _, _ in }, openStorageManagement: {}, openPasswordSetup: {}, openPremiumIntro: {}, openChatFolderUpdates: {}, hideChatFolderUpdates: {
+            }, openStories: { _, _ in
             })
             var isInlineMode = false
             if case .topics = key {
@@ -3433,7 +3436,8 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             associatedMessages: [:],
                             associatedMessageIds: [],
                             associatedMedia: [:],
-                            associatedThreadInfo: nil
+                            associatedThreadInfo: nil,
+                            associatedStories: [:]
                         )
                         let readState = EnginePeerReadCounters()
                         return ChatListItem(presentationData: chatListPresentationData, context: context, chatListLocation: .chatList(groupId: .root), filterData: nil, index: .chatList(EngineChatList.Item.Index.ChatList(pinningIndex: 0, messageIndex: EngineMessage.Index(id: EngineMessage.Id(peerId: peer1.id, namespace: 0, id: 0), timestamp: timestamp1))), content: .peer(ChatListItemContent.PeerData(
@@ -3453,13 +3457,14 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             hasFailedMessages: false,
                             forumTopicData: nil,
                             topForumTopicItems: [],
-                            autoremoveTimeout: nil
+                            autoremoveTimeout: nil,
+                            storyState: nil
                         )), editing: false, hasActiveRevealControls: false, selected: false, header: nil, enableContextActions: false, hiddenOffset: false, interaction: interaction)
                     case .media:
                         return nil
                     case .links:
                         var media: [EngineMedia] = []
-                        media.append(.webpage(TelegramMediaWebpage(webpageId: EngineMedia.Id(namespace: 0, id: 0), content: .Loaded(TelegramMediaWebpageLoadedContent(url: "https://telegram.org", displayUrl: "https://telegram.org", hash: 0, type: nil, websiteName: "Telegram", title: "Telegram Telegram", text: "Telegram", embedUrl: nil, embedType: nil, embedSize: nil, duration: nil, author: nil, image: nil, file: nil, attributes: [], instantPage: nil)))))
+                        media.append(.webpage(TelegramMediaWebpage(webpageId: EngineMedia.Id(namespace: 0, id: 0), content: .Loaded(TelegramMediaWebpageLoadedContent(url: "https://telegram.org", displayUrl: "https://telegram.org", hash: 0, type: nil, websiteName: "Telegram", title: "Telegram Telegram", text: "Telegram", embedUrl: nil, embedType: nil, embedSize: nil, duration: nil, author: nil, image: nil, file: nil, story: nil, attributes: [], instantPage: nil)))))
                         let message = EngineMessage(
                             stableId: 0,
                             stableVersion: 0,
@@ -3482,7 +3487,8 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             associatedMessages: [:],
                             associatedMessageIds: [],
                             associatedMedia: [:],
-                            associatedThreadInfo: nil
+                            associatedThreadInfo: nil,
+                            associatedStories: [:]
                         )
                         
                         return ListMessageItem(presentationData: ChatPresentationData(presentationData: presentationData), context: context, chatLocation: .peer(id: peer1.id), interaction: ListMessageItemInteraction.default, message: message._asMessage(), selection: hasSelection ? .selectable(selected: false) : .none, displayHeader: false, customHeader: nil, hintIsLink: true, isGlobalSearchResult: true)
@@ -3511,7 +3517,8 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             associatedMessages: [:],
                             associatedMessageIds: [],
                             associatedMedia: [:],
-                            associatedThreadInfo: nil
+                            associatedThreadInfo: nil,
+                            associatedStories: [:]
                         )
                         
                         return ListMessageItem(presentationData: ChatPresentationData(presentationData: presentationData), context: context, chatLocation: .peer(id: peer1.id), interaction: ListMessageItemInteraction.default, message: message._asMessage(), selection: hasSelection ? .selectable(selected: false) : .none, displayHeader: false, customHeader: nil, hintIsLink: false, isGlobalSearchResult: true)
@@ -3540,7 +3547,8 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             associatedMessages: [:],
                             associatedMessageIds: [],
                             associatedMedia: [:],
-                            associatedThreadInfo: nil
+                            associatedThreadInfo: nil,
+                            associatedStories: [:]
                         )
                         
                         return ListMessageItem(presentationData: ChatPresentationData(presentationData: presentationData), context: context, chatLocation: .peer(id: peer1.id), interaction: ListMessageItemInteraction.default, message: message._asMessage(), selection: hasSelection ? .selectable(selected: false) : .none, displayHeader: false, customHeader: nil, hintIsLink: false, isGlobalSearchResult: true)
@@ -3569,7 +3577,8 @@ private final class ChatListSearchShimmerNode: ASDisplayNode {
                             associatedMessages: [:],
                             associatedMessageIds: [],
                             associatedMedia: [:],
-                            associatedThreadInfo: nil
+                            associatedThreadInfo: nil,
+                            associatedStories: [:]
                         )
                         
                         return ListMessageItem(presentationData: ChatPresentationData(presentationData: presentationData), context: context, chatLocation: .peer(id: peer1.id), interaction: ListMessageItemInteraction.default, message: message._asMessage(), selection: hasSelection ? .selectable(selected: false) : .none, displayHeader: false, customHeader: nil, hintIsLink: false, isGlobalSearchResult: true)

submodules/ChatListUI/Sources/ChatListSearchMediaNode.swift

@@ -257,7 +257,7 @@ private final class VisualMediaItemNode: ASDisplayNode {
                         })
                         
                         if let duration = file.duration {
-                            let durationString = stringForDuration(duration)
+                            let durationString = stringForDuration(Int32(duration))
                             
                             var badgeContent: ChatMessageInteractiveMediaBadgeContent?
                             var mediaDownloadState: ChatMessageInteractiveMediaDownloadState?

submodules/ChatListUI/Sources/ChatListSelection.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import SwiftSignalKit
-import Postbox
 import TelegramCore
 import AccountContext
 
@@ -15,7 +14,7 @@ struct ChatListSelectionOptions: Equatable {
     let delete: Bool
 }
 
-func chatListSelectionOptions(context: AccountContext, peerIds: Set<PeerId>, filterId: Int32?) -> Signal<ChatListSelectionOptions, NoError> {
+func chatListSelectionOptions(context: AccountContext, peerIds: Set<EnginePeer.Id>, filterId: Int32?) -> Signal<ChatListSelectionOptions, NoError> {
     if peerIds.isEmpty {
         if let filterId = filterId {
             return chatListFilterItems(context: context)
@@ -58,7 +57,7 @@ func chatListSelectionOptions(context: AccountContext, peerIds: Set<PeerId>, fil
 }
 
 
-func forumSelectionOptions(context: AccountContext, peerId: PeerId, threadIds: Set<Int64>) -> Signal<ChatListSelectionOptions, NoError> {
+func forumSelectionOptions(context: AccountContext, peerId: EnginePeer.Id, threadIds: Set<Int64>) -> Signal<ChatListSelectionOptions, NoError> {
     return context.engine.data.get(
         TelegramEngine.EngineData.Item.Peer.Peer(id: peerId),
         EngineDataList(threadIds.map { TelegramEngine.EngineData.Item.Peer.ThreadData(id: peerId, threadId: $0) })

submodules/ChatListUI/Sources/Node/ChatListArchiveInfoItem.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import Display
 import SwiftSignalKit
 import TelegramPresentationData

submodules/ChatListUI/Sources/Node/ChatListEmptyHeaderItem.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import Display
 import SwiftSignalKit
 import TelegramPresentationData

submodules/ChatListUI/Sources/Node/ChatListEmptyInfoItem.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import Display
 import SwiftSignalKit
 import TelegramPresentationData

submodules/ChatListUI/Sources/Node/ChatListHoleItem.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import Display
 import SwiftSignalKit
 import TelegramPresentationData

submodules/ChatListUI/Sources/Node/ChatListItem.swift

@@ -64,6 +64,19 @@ public enum ChatListItemContent {
         }
     }
     
+    public struct StoryState: Equatable {
+        public var stats: EngineChatList.StoryStats
+        public var hasUnseenCloseFriends: Bool
+        
+        public init(
+            stats: EngineChatList.StoryStats,
+            hasUnseenCloseFriends: Bool
+        ) {
+            self.stats = stats
+            self.hasUnseenCloseFriends = hasUnseenCloseFriends
+        }
+    }
+    
     public struct PeerData {
         public var messages: [EngineMessage]
         public var peer: EngineRenderedPeer
@@ -82,6 +95,7 @@ public enum ChatListItemContent {
         public var forumTopicData: EngineChatList.ForumTopicData?
         public var topForumTopicItems: [EngineChatList.ForumTopicData]
         public var autoremoveTimeout: Int32?
+        public var storyState: StoryState?
         
         public init(
             messages: [EngineMessage],
@@ -100,7 +114,8 @@ public enum ChatListItemContent {
             hasFailedMessages: Bool,
             forumTopicData: EngineChatList.ForumTopicData?,
             topForumTopicItems: [EngineChatList.ForumTopicData],
-            autoremoveTimeout: Int32?
+            autoremoveTimeout: Int32?,
+            storyState: StoryState?
         ) {
             self.messages = messages
             self.peer = peer
@@ -119,11 +134,37 @@ public enum ChatListItemContent {
             self.forumTopicData = forumTopicData
             self.topForumTopicItems = topForumTopicItems
             self.autoremoveTimeout = autoremoveTimeout
+            self.storyState = storyState
+        }
+    }
+    
+    public struct GroupReferenceData {
+        public var groupId: EngineChatList.Group
+        public var peers: [EngineChatList.GroupItem.Item]
+        public var message: EngineMessage?
+        public var unreadCount: Int
+        public var hiddenByDefault: Bool
+        public var storyState: StoryState?
+        
+        public init(
+            groupId: EngineChatList.Group,
+            peers: [EngineChatList.GroupItem.Item],
+            message: EngineMessage?,
+            unreadCount: Int,
+            hiddenByDefault: Bool,
+            storyState: StoryState?
+        ) {
+            self.groupId = groupId
+            self.peers = peers
+            self.message = message
+            self.unreadCount = unreadCount
+            self.hiddenByDefault = hiddenByDefault
+            self.storyState = storyState
         }
     }
 
     case peer(PeerData)
-    case groupReference(groupId: EngineChatList.Group, peers: [EngineChatList.GroupItem.Item], message: EngineMessage?, unreadCount: Int, hiddenByDefault: Bool)
+    case groupReference(GroupReferenceData)
     
     public var chatLocation: ChatLocation? {
         switch self {
@@ -250,8 +291,8 @@ public class ChatListItem: ListViewItem, ChatListSearchItemNeighbour {
             } else if let peer = peerData.peer.peers[peerData.peer.peerId] {
                 self.interaction.peerSelected(peer, nil, nil, peerData.promoInfo)
             }
-        case let .groupReference(groupId, _, _, _, _):
-            self.interaction.groupSelected(groupId)
+        case let .groupReference(groupReferenceData):
+            self.interaction.groupSelected(groupReferenceData.groupId)
         }
     }
         
@@ -899,6 +940,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
     var avatarIconView: ComponentHostView<Empty>?
     var avatarIconComponent: EmojiStatusComponent?
     var avatarVideoNode: AvatarVideoNode?
+    var avatarTapRecognizer: UITapGestureRecognizer?
     
     private var inlineNavigationMarkLayer: SimpleLayer?
     
@@ -987,9 +1029,9 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                 return nil
             }
             switch item.content {
-                case let .groupReference(_, _, _, unreadCount, _):
+                case let .groupReference(groupReferenceData):
                     var result = item.presentationData.strings.ChatList_ArchivedChatsTitle
-                    let allCount = unreadCount
+                let allCount = groupReferenceData.unreadCount
                     if allCount > 0 {
                         result += "\n\(item.presentationData.strings.VoiceOver_Chat_UnreadMessages(Int32(allCount)))"
                     }
@@ -1019,7 +1061,9 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                 return nil
             }
             switch item.content {
-                case let .groupReference(_, peers, messageValue, _, _):
+                case let .groupReference(groupReferenceData):
+                    let peers = groupReferenceData.peers
+                    let messageValue = groupReferenceData.message
                     if let message = messageValue, let peer = peers.first?.peer {
                         let messages = [message]
                         var result = ""
@@ -1265,6 +1309,15 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
             }
             item.interaction.activateChatPreview(item, threadId, strongSelf.contextContainer, gesture, nil)
         }
+        
+        self.onDidLoad { [weak self] _  in
+            guard let self else {
+                return
+            }
+            let avatarTapRecognizer = UITapGestureRecognizer(target: self, action: #selector(self.avatarStoryTapGesture(_:)))
+            self.avatarTapRecognizer = avatarTapRecognizer
+            self.avatarNode.view.addGestureRecognizer(avatarTapRecognizer)
+        }
     }
     
     deinit {
@@ -1282,28 +1335,48 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
         let previousItem = self.item
         self.item = item
         
+        var storyState: ChatListItemContent.StoryState?
+        if case let .peer(peerData) = item.content {
+            storyState = peerData.storyState
+        } else if case let .groupReference(groupReference) = item.content {
+            storyState = groupReference.storyState
+        }
+        
         var peer: EnginePeer?
         var displayAsMessage = false
         var enablePreview = true
         switch item.content {
-            case let .peer(peerData):
-                displayAsMessage = peerData.displayAsMessage
-                if displayAsMessage, case let .user(author) = peerData.messages.last?.author {
-                    peer = .user(author)
-                } else {
-                    peer = peerData.peer.chatMainPeer
-                }
-                if peerData.peer.peerId.namespace == Namespaces.Peer.SecretChat {
-                    enablePreview = false
-                }
-            case let .groupReference(_, _, _, _, hiddenByDefault):
-                if let previousItem = previousItem, case let .groupReference(_, _, _, _, previousHiddenByDefault) = previousItem.content, hiddenByDefault != previousHiddenByDefault {
-                    UIView.transition(with: self.avatarNode.view, duration: 0.3, options: [.transitionCrossDissolve], animations: {
-                    }, completion: nil)
-                }
-                self.avatarNode.setPeer(context: item.context, theme: item.presentationData.theme, peer: peer, overrideImage: .archivedChatsIcon(hiddenByDefault: hiddenByDefault), emptyColor: item.presentationData.theme.list.mediaPlaceholderColor, synchronousLoad: synchronousLoads)
+        case let .peer(peerData):
+            displayAsMessage = peerData.displayAsMessage
+            if displayAsMessage, case let .user(author) = peerData.messages.last?.author {
+                peer = .user(author)
+            } else {
+                peer = peerData.peer.chatMainPeer
+            }
+            if peerData.peer.peerId.namespace == Namespaces.Peer.SecretChat {
+                enablePreview = false
+            }
+        case let .groupReference(groupReferenceData):
+            if let previousItem = previousItem, case let .groupReference(previousGroupReferenceData) = previousItem.content, groupReferenceData.hiddenByDefault != previousGroupReferenceData.hiddenByDefault {
+                UIView.transition(with: self.avatarNode.view, duration: 0.3, options: [.transitionCrossDissolve], animations: {
+                }, completion: nil)
+            }
+            self.avatarNode.setPeer(context: item.context, theme: item.presentationData.theme, peer: peer, overrideImage: .archivedChatsIcon(hiddenByDefault: groupReferenceData.hiddenByDefault), emptyColor: item.presentationData.theme.list.mediaPlaceholderColor, synchronousLoad: synchronousLoads)
         }
         
+        self.avatarNode.setStoryStats(storyStats: storyState.flatMap { storyState in
+            return AvatarNode.StoryStats(
+                totalCount: storyState.stats.totalCount,
+                unseenCount: storyState.stats.unseenCount,
+                hasUnseenCloseFriendsItems: storyState.hasUnseenCloseFriends
+            )
+        }, presentationParams: AvatarNode.StoryPresentationParams(
+            colors: AvatarNode.Colors(theme: item.presentationData.theme),
+            lineWidth: 2.33,
+            inactiveLineWidth: 1.33
+        ), transition: .immediate)
+        self.avatarNode.isUserInteractionEnabled = storyState != nil
+        
         if let peer = peer {
             var overrideImage: AvatarNodeImageOverride?
             if peer.id.isReplies {
@@ -1350,7 +1423,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                                 videoNode = current
                             } else {
                                 videoNode = AvatarVideoNode(context: item.context)
-                                strongSelf.avatarNode.addSubnode(videoNode)
+                                strongSelf.avatarNode.contentNode.addSubnode(videoNode)
                                 strongSelf.avatarVideoNode = videoNode
                             }
                             videoNode.update(peer: peer, photo: photo, size: CGSize(width: 60.0, height: 60.0))
@@ -1610,7 +1683,12 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                     promoInfo = promoInfoValue
                     displayAsMessage = displayAsMessageValue
                     hasFailedMessages = messagesValue.last?.flags.contains(.Failed) ?? false // hasFailedMessagesValue
-                case let .groupReference(_, peers, messageValue, unreadCountValue, hiddenByDefault):
+                case let .groupReference(groupReferenceData):
+                    let peers = groupReferenceData.peers
+                    let messageValue = groupReferenceData.message
+                    let unreadCountValue = groupReferenceData.unreadCount
+                    let hiddenByDefault = groupReferenceData.hiddenByDefault
+                
                     if let _ = messageValue, !peers.isEmpty {
                         contentPeer = .chat(peers[0].peer)
                     } else {
@@ -1679,6 +1757,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
             var currentCredibilityIconContent: EmojiStatusComponent.Content?
             var currentSecretIconImage: UIImage?
             var currentForwardedIcon: UIImage?
+            var currentStoryIcon: UIImage?
             
             var selectableControlSizeAndApply: (CGFloat, (CGSize, Bool) -> ItemListSelectableControlNode)?
             var reorderControlSizeAndApply: (CGFloat, (CGFloat, Bool, ContainedViewLayoutTransition) -> ItemListEditableReorderControlNode)?
@@ -1801,6 +1880,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
             var forumThread: (id: Int64, title: String, iconId: Int64?, iconColor: Int32, isUnread: Bool)?
             
             var displayForwardedIcon = false
+            var displayStoryReplyIcon = false
             
             switch contentData {
                 case let .chat(itemPeer, _, _, _, text, spoilers, customEmojiRanges):
@@ -1979,6 +2059,8 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                         
                         if let forwardInfo = message.forwardInfo, !forwardInfo.flags.contains(.isImported) {
                             displayForwardedIcon = true
+                        } else if let _ = message.attributes.first(where: { $0 is ReplyStoryAttribute }) {
+                            displayStoryReplyIcon = true
                         }
                 
                         var displayMediaPreviews = true
@@ -2025,6 +2107,20 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                                     } else if let action = media as? TelegramMediaAction, case let .suggestedProfilePhoto(image) = action.action, let _ = image {
                                         let fitSize = contentImageSize
                                         contentImageSpecs.append((message, .action(action), fitSize))
+                                    } else if let storyMedia = media as? TelegramMediaStory, let story = message.associatedStories[storyMedia.storyId], !story.data.isEmpty, case let .item(storyItem) = story.get(Stories.StoredItem.self) {
+                                        if let image = storyItem.media as? TelegramMediaImage {
+                                            if let _ = largestImageRepresentation(image.representations) {
+                                                let fitSize = contentImageSize
+                                                contentImageSpecs.append((message, .image(image), fitSize))
+                                            }
+                                            break inner
+                                        } else if let file = storyItem.media as? TelegramMediaFile {
+                                            if file.isVideo, !file.isInstantVideo, let _ = file.dimensions {
+                                                let fitSize = contentImageSize
+                                                contentImageSpecs.append((message, .file(file), fitSize))
+                                            }
+                                            break inner
+                                        }
                                     }
                                 }
                             }
@@ -2059,6 +2155,10 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                             }
                         }
                     }
+                    if textString.length == 0, case let .groupReference(data) = item.content, let storyState = data.storyState, storyState.stats.totalCount != 0 {
+                        let storyText: String = item.presentationData.strings.ChatList_ArchiveStoryCount(Int32(storyState.stats.totalCount))
+                        textString.append(NSAttributedString(string: storyText, font: textFont, textColor: theme.messageTextColor))
+                    }
                     attributedText = textString
             }
             
@@ -2066,6 +2166,10 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                 currentForwardedIcon = PresentationResourcesChatList.forwardedIcon(item.presentationData.theme)
             }
             
+            if displayStoryReplyIcon {
+                currentStoryIcon = PresentationResourcesChatList.storyReplyIcon(item.presentationData.theme)
+            }
+            
             if let currentForwardedIcon {
                 textLeftCutout += currentForwardedIcon.size.width
                 if !contentImageSpecs.isEmpty {
@@ -2075,6 +2179,15 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                 }
             }
             
+            if let currentStoryIcon {
+                textLeftCutout += currentStoryIcon.size.width
+                if !contentImageSpecs.isEmpty {
+                    textLeftCutout += forwardedIconSpacing
+                } else {
+                    textLeftCutout += contentImageTrailingSpace
+                }
+            }
+            
             for i in 0 ..< contentImageSpecs.count {
                 if i != 0 {
                     textLeftCutout += contentImageSpacing
@@ -2115,8 +2228,8 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
             let dateText: String
             var topIndex: MessageIndex?
             switch item.content {
-            case let .groupReference(_, _, message, _, _):
-                topIndex = message?.index
+            case let .groupReference(groupReferenceData):
+                topIndex = groupReferenceData.message?.index
             case let .peer(peerData):
                 topIndex = peerData.messages.first?.index
             }
@@ -2735,6 +2848,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                         let targetAvatarScaleOffset: CGFloat = -(avatarFrame.width - avatarFrame.width * avatarScale) * 0.5
                         avatarScaleOffset = targetAvatarScaleOffset * inlineNavigationLocation.progress
                     }
+                    
                     transition.updateFrame(node: strongSelf.avatarContainerNode, frame: avatarFrame)
                     transition.updatePosition(node: strongSelf.avatarNode, position: avatarFrame.offsetBy(dx: -avatarFrame.minX, dy: -avatarFrame.minY).center.offsetBy(dx: avatarScaleOffset, dy: 0.0))
                     transition.updateBounds(node: strongSelf.avatarNode, bounds: CGRect(origin: CGPoint(), size: avatarFrame.size))
@@ -3273,15 +3387,24 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                     }
                     inputActivitiesApply?()
                     
-                    var mediaPreviewOffset = textNodeFrame.origin.offsetBy(dx: 1.0, dy: floor((measureLayout.size.height - contentImageSize.height) / 2.0))
+                    var mediaPreviewOffset = textNodeFrame.origin.offsetBy(dx: 1.0, dy: 1.0 + floor((measureLayout.size.height - contentImageSize.height) / 2.0))
                     
-                    if let currentForwardedIcon = currentForwardedIcon {
-                        strongSelf.forwardedIconNode.image = currentForwardedIcon
+                    var messageTypeIcon: UIImage?
+                    var messageTypeIconOffset = mediaPreviewOffset
+                    if let currentForwardedIcon {
+                        messageTypeIcon = currentForwardedIcon
+                        messageTypeIconOffset.y += 3.0
+                    } else if let currentStoryIcon {
+                        messageTypeIcon = currentStoryIcon
+                    }
+                    
+                    if let messageTypeIcon {
+                        strongSelf.forwardedIconNode.image = messageTypeIcon
                         if strongSelf.forwardedIconNode.supernode == nil {
                             strongSelf.mainContentContainerNode.addSubnode(strongSelf.forwardedIconNode)
                         }
-                        transition.updateFrame(node: strongSelf.forwardedIconNode, frame: CGRect(origin: CGPoint(x: mediaPreviewOffset.x, y: mediaPreviewOffset.y + 3.0), size: currentForwardedIcon.size))
-                        mediaPreviewOffset.x += currentForwardedIcon.size.width + forwardedIconSpacing
+                        transition.updateFrame(node: strongSelf.forwardedIconNode, frame: CGRect(origin: messageTypeIconOffset, size: messageTypeIcon.size))
+                        mediaPreviewOffset.x += messageTypeIcon.size.width + forwardedIconSpacing
                     } else if strongSelf.forwardedIconNode.supernode != nil {
                         strongSelf.forwardedIconNode.removeFromSupernode()
                     }
@@ -3403,7 +3526,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                     }
                     
                     let separatorInset: CGFloat
-                    if case let .groupReference(_, _, _, _, hiddenByDefault) = item.content, hiddenByDefault {
+                    if case let .groupReference(groupReferenceData) = item.content, groupReferenceData.hiddenByDefault {
                         separatorInset = 0.0
                     } else if (!nextIsPinned && isPinned) || last {
                             separatorInset = 0.0
@@ -3425,7 +3548,7 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
                         backgroundColor = theme.itemSelectedBackgroundColor
                         highlightedBackgroundColor = theme.itemHighlightedBackgroundColor
                     } else if isPinned {
-                        if case let .groupReference(_, _, _, _, hiddenByDefault) = item.content, hiddenByDefault {
+                        if case let .groupReference(groupReferenceData) = item.content, groupReferenceData.hiddenByDefault {
                             backgroundColor = theme.itemBackgroundColor
                             highlightedBackgroundColor = theme.itemHighlightedBackgroundColor
                         } else {
@@ -3742,6 +3865,10 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
     }
     
     override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
+        guard let item = self.item else {
+            return nil
+        }
+        
         if let compoundTextButtonNode = self.compoundTextButtonNode, let compoundHighlightingNode = self.compoundHighlightingNode, compoundHighlightingNode.alpha != 0.0 {
             let localPoint = self.view.convert(point, to: compoundHighlightingNode.view)
             var matches = false
@@ -3756,6 +3883,29 @@ class ChatListItemNode: ItemListRevealOptionsItemNode {
             }
         }
         
+        if let _ = item.interaction.inlineNavigationLocation {
+        } else {
+            if self.avatarNode.storyStats != nil {
+                if let result = self.avatarNode.view.hitTest(self.view.convert(point, to: self.avatarNode.view), with: event) {
+                    return result
+                }
+            }
+        }
+        
         return super.hitTest(point, with: event)
     }
+    
+    @objc private func avatarStoryTapGesture(_ recognizer: UITapGestureRecognizer) {
+        if case .ended = recognizer.state {
+            guard let item = self.item else {
+                return
+            }
+            switch item.content {
+            case let .peer(peerData):
+                item.interaction.openStories(.peer(peerData.peer.peerId), self)
+            case .groupReference:
+                item.interaction.openStories(.archive, self)
+            }
+        }
+    }
 }

submodules/ChatListUI/Sources/Node/ChatListItemStrings.swift

@@ -177,7 +177,7 @@ public func chatListItemStrings(strings: PresentationStrings, nameDisplayOrder:
                                         processed = true
                                         break inner
                                     }
-                                case let .Video(_, _, flags):
+                                case let .Video(_, _, flags, _):
                                     if flags.contains(.instantRoundVideo) {
                                         messageText = strings.Message_VideoMessage
                                         processed = true
@@ -295,6 +295,16 @@ public func chatListItemStrings(strings: PresentationStrings, nameDisplayOrder:
                         messageText = "📊 \(poll.text)"
                     case let dice as TelegramMediaDice:
                         messageText = dice.emoji
+                    case let story as TelegramMediaStory:
+                        if story.isMention, let peer {
+                            if message.flags.contains(.Incoming) {
+                                messageText = strings.Conversation_StoryMentionTextIncoming(peer.compactDisplayTitle).string
+                            } else {
+                                messageText = strings.Conversation_StoryMentionTextOutgoing(peer.compactDisplayTitle).string
+                            }
+                        } else {
+                            messageText = strings.Notification_Story
+                        }
                     default:
                         break
                 }

submodules/ChatListUI/Sources/Node/ChatListNode.swift

@@ -18,10 +18,12 @@ import AnimationCache
 import MultiAnimationRenderer
 import Postbox
 import ChatFolderLinkPreviewScreen
+import StoryContainerScreen
+import ChatListHeaderComponent
 
 public enum ChatListNodeMode {
     case chatList(appendContacts: Bool)
-    case peers(filter: ChatListNodePeersFilter, isSelecting: Bool, additionalCategories: [ChatListNodeAdditionalCategory], chatListFilters: [ChatListFilter]?, displayAutoremoveTimeout: Bool)
+    case peers(filter: ChatListNodePeersFilter, isSelecting: Bool, additionalCategories: [ChatListNodeAdditionalCategory], chatListFilters: [ChatListFilter]?, displayAutoremoveTimeout: Bool, displayPresence: Bool)
     case peerType(type: [ReplyMarkupButtonRequestPeerType], hasCreate: Bool)
 }
 
@@ -98,6 +100,7 @@ public final class ChatListNodeInteraction {
     let openPremiumIntro: () -> Void
     let openChatFolderUpdates: () -> Void
     let hideChatFolderUpdates: () -> Void
+    let openStories: (ChatListNode.OpenStoriesSubject, ASDisplayNode?) -> Void
     
     public var searchTextHighightState: String?
     var highlightedChatLocation: ChatListHighlightedLocation?
@@ -144,7 +147,8 @@ public final class ChatListNodeInteraction {
         openPasswordSetup: @escaping () -> Void,
         openPremiumIntro: @escaping () -> Void,
         openChatFolderUpdates: @escaping () -> Void,
-        hideChatFolderUpdates: @escaping () -> Void
+        hideChatFolderUpdates: @escaping () -> Void,
+        openStories: @escaping (ChatListNode.OpenStoriesSubject, ASDisplayNode?) -> Void
     ) {
         self.activateSearch = activateSearch
         self.peerSelected = peerSelected
@@ -179,6 +183,7 @@ public final class ChatListNodeInteraction {
         self.openPremiumIntro = openPremiumIntro
         self.openChatFolderUpdates = openChatFolderUpdates
         self.hideChatFolderUpdates = hideChatFolderUpdates
+        self.openStories = openStories
     }
 }
 
@@ -213,6 +218,16 @@ private func areFoundPeerArraysEqual(_ lhs: [(EnginePeer, EnginePeer?)], _ rhs:
 }
 
 public struct ChatListNodeState: Equatable {
+    public struct StoryState: Equatable {
+        public var stats: EngineChatList.StoryStats
+        public var hasUnseenCloseFriends: Bool
+        
+        public init(stats: EngineChatList.StoryStats, hasUnseenCloseFriends: Bool) {
+            self.stats = stats
+            self.hasUnseenCloseFriends = hasUnseenCloseFriends
+        }
+    }
+    
     public struct ItemId: Hashable {
         public var peerId: EnginePeer.Id
         public var threadId: Int64?
@@ -236,6 +251,7 @@ public struct ChatListNodeState: Equatable {
     public var foundPeers: [(EnginePeer, EnginePeer?)]
     public var selectedPeerMap: [EnginePeer.Id: EnginePeer]
     public var selectedThreadIds: Set<Int64>
+    public var archiveStoryState: StoryState?
     
     public init(
         presentationData: ChatListPresentationData,
@@ -250,7 +266,8 @@ public struct ChatListNodeState: Equatable {
         pendingClearHistoryPeerIds: Set<ItemId>,
         hiddenItemShouldBeTemporaryRevealed: Bool,
         hiddenPsaPeerId: EnginePeer.Id?,
-        selectedThreadIds: Set<Int64>
+        selectedThreadIds: Set<Int64>,
+        archiveStoryState: StoryState?
     ) {
         self.presentationData = presentationData
         self.editing = editing
@@ -265,6 +282,7 @@ public struct ChatListNodeState: Equatable {
         self.hiddenItemShouldBeTemporaryRevealed = hiddenItemShouldBeTemporaryRevealed
         self.hiddenPsaPeerId = hiddenPsaPeerId
         self.selectedThreadIds = selectedThreadIds
+        self.archiveStoryState = archiveStoryState
     }
     
     public static func ==(lhs: ChatListNodeState, rhs: ChatListNodeState) -> Bool {
@@ -307,6 +325,9 @@ public struct ChatListNodeState: Equatable {
         if lhs.selectedThreadIds != rhs.selectedThreadIds {
             return false
         }
+        if lhs.archiveStoryState != rhs.archiveStoryState {
+            return false
+        }
         return true
     }
 }
@@ -384,7 +405,13 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                                 hasFailedMessages: hasFailedMessages,
                                 forumTopicData: forumTopicData,
                                 topForumTopicItems: topForumTopicItems,
-                                autoremoveTimeout: peerEntry.autoremoveTimeout
+                                autoremoveTimeout: peerEntry.autoremoveTimeout,
+                                storyState: peerEntry.storyState.flatMap { storyState in
+                                    return ChatListItemContent.StoryState(
+                                        stats: storyState.stats,
+                                        hasUnseenCloseFriends: storyState.hasUnseenCloseFriends
+                                    )
+                                }
                             )),
                             editing: editing,
                             hasActiveRevealControls: hasActiveRevealControls,
@@ -394,7 +421,7 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                             hiddenOffset: threadInfo?.isHidden == true && !revealed,
                             interaction: nodeInteraction
                         ), directionHint: entry.directionHint)
-                    case let .peers(filter, isSelecting, _, filters, displayAutoremoveTimeout):
+                    case let .peers(filter, isSelecting, _, filters, displayAutoremoveTimeout, displayPresence):
                         let itemPeer = peer.chatMainPeer
                         var chatPeer: EnginePeer?
                         if let peer = peer.peers[peer.peerId] {
@@ -477,7 +504,7 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                         
                         var header: ChatListSearchItemHeader?
                         switch mode {
-                        case let .peers(_, _, additionalCategories, _, _):
+                        case let .peers(_, _, additionalCategories, _, _, _):
                             if !additionalCategories.isEmpty {
                                 let headerType: ChatListSearchItemHeaderType
                                 if case .action = additionalCategories[0].appearance {
@@ -494,7 +521,9 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                         
                         var status: ContactsPeerItemStatus = .none
                         if isSelecting, let itemPeer = itemPeer {
-                            if let (string, multiline, isActive, icon) = statusStringForPeerType(accountPeerId: context.account.peerId, strings: presentationData.strings, peer: itemPeer, isMuted: isRemovedFromTotalUnreadCount, isUnread: combinedReadState?.isUnread ?? false, isContact: isContact, hasUnseenMentions: hasUnseenMentions, chatListFilters: filters, displayAutoremoveTimeout: displayAutoremoveTimeout, autoremoveTimeout: peerEntry.autoremoveTimeout) {
+                            if displayPresence, let presence = presence {
+                                status = .presence(presence, presentationData.dateTimeFormat)
+                            } else if let (string, multiline, isActive, icon) = statusStringForPeerType(accountPeerId: context.account.peerId, strings: presentationData.strings, peer: itemPeer, isMuted: isRemovedFromTotalUnreadCount, isUnread: combinedReadState?.isUnread ?? false, isContact: isContact, hasUnseenMentions: hasUnseenMentions, chatListFilters: filters, displayAutoremoveTimeout: displayAutoremoveTimeout, autoremoveTimeout: peerEntry.autoremoveTimeout) {
                                 status = .custom(string: string, multiline: multiline, isActive: isActive, icon: icon)
                             } else {
                                 status = .none
@@ -594,26 +623,32 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                 }
             case let .HoleEntry(_, theme):
                 return ListViewInsertItem(index: entry.index, previousIndex: entry.previousIndex, item: ChatListHoleItem(theme: theme), directionHint: entry.directionHint)
-            case let .GroupReferenceEntry(index, presentationData, groupId, peers, message, editing, unreadCount, revealed, hiddenByDefault):
+            case let .GroupReferenceEntry(groupReferenceEntry):
                 return ListViewInsertItem(index: entry.index, previousIndex: entry.previousIndex, item: ChatListItem(
-                    presentationData: presentationData,
+                    presentationData: groupReferenceEntry.presentationData,
                     context: context,
                     chatListLocation: location,
                     filterData: filterData,
-                    index: index,
-                    content: .groupReference(
-                        groupId: groupId,
-                        peers: peers,
-                        message: message,
-                        unreadCount: unreadCount,
-                        hiddenByDefault: hiddenByDefault
-                    ),
-                    editing: editing,
+                    index: groupReferenceEntry.index,
+                    content: .groupReference(ChatListItemContent.GroupReferenceData(
+                        groupId: groupReferenceEntry.groupId,
+                        peers: groupReferenceEntry.peers,
+                        message: groupReferenceEntry.message,
+                        unreadCount: groupReferenceEntry.unreadCount,
+                        hiddenByDefault: groupReferenceEntry.hiddenByDefault,
+                        storyState: groupReferenceEntry.storyState.flatMap { storyState in
+                            return ChatListItemContent.StoryState(
+                                stats: storyState.stats,
+                                hasUnseenCloseFriends: storyState.hasUnseenCloseFriends
+                            )
+                        }
+                    )),
+                    editing: groupReferenceEntry.editing,
                     hasActiveRevealControls: false,
                     selected: false,
                     header: nil,
                     enableContextActions: true,
-                    hiddenOffset: hiddenByDefault && !revealed,
+                    hiddenOffset: groupReferenceEntry.hiddenByDefault && !groupReferenceEntry.revealed,
                     interaction: nodeInteraction
                 ), directionHint: entry.directionHint)
             case let .ContactEntry(contactEntry):
@@ -665,13 +700,9 @@ private func mappedInsertEntries(context: AccountContext, nodeInteraction: ChatL
                             nodeInteraction?.openPasswordSetup()
                         case .premiumUpgrade, .premiumAnnualDiscount, .premiumRestore:
                             nodeInteraction?.openPremiumIntro()
-                        case .chatFolderUpdates:
-                            nodeInteraction?.openChatFolderUpdates()
                         }
                     case .hide:
                         switch notice {
-                        case .chatFolderUpdates:
-                            nodeInteraction?.hideChatFolderUpdates()
                         default:
                             break
                         }
@@ -731,7 +762,13 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                                 hasFailedMessages: hasFailedMessages,
                                 forumTopicData: forumTopicData,
                                 topForumTopicItems: topForumTopicItems,
-                                autoremoveTimeout: peerEntry.autoremoveTimeout
+                                autoremoveTimeout: peerEntry.autoremoveTimeout,
+                                storyState: peerEntry.storyState.flatMap { storyState in
+                                    return ChatListItemContent.StoryState(
+                                        stats: storyState.stats,
+                                        hasUnseenCloseFriends: storyState.hasUnseenCloseFriends
+                                    )
+                                }
                             )),
                             editing: editing,
                             hasActiveRevealControls: hasActiveRevealControls,
@@ -741,7 +778,7 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                             hiddenOffset: threadInfo?.isHidden == true && !revealed,
                             interaction: nodeInteraction
                     ), directionHint: entry.directionHint)
-                    case let .peers(filter, isSelecting, _, filters, displayAutoremoveTimeout):
+                    case let .peers(filter, isSelecting, _, filters, displayAutoremoveTimeout, displayPresence):
                         let itemPeer = peer.chatMainPeer
                         var chatPeer: EnginePeer?
                         if let peer = peer.peers[peer.peerId] {
@@ -778,7 +815,7 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                             
                         var header: ChatListSearchItemHeader?
                         switch mode {
-                        case let .peers(_, _, additionalCategories, _, _):
+                        case let .peers(_, _, additionalCategories, _, _, _):
                             if !additionalCategories.isEmpty {
                                 let headerType: ChatListSearchItemHeaderType
                                 if case .action = additionalCategories[0].appearance {
@@ -795,7 +832,9 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                         
                         var status: ContactsPeerItemStatus = .none
                         if isSelecting, let itemPeer = itemPeer {
-                            if let (string, multiline, isActive, icon) = statusStringForPeerType(accountPeerId: context.account.peerId, strings: presentationData.strings, peer: itemPeer, isMuted: isRemovedFromTotalUnreadCount, isUnread: combinedReadState?.isUnread ?? false, isContact: isContact, hasUnseenMentions: hasUnseenMentions, chatListFilters: filters, displayAutoremoveTimeout: displayAutoremoveTimeout, autoremoveTimeout: peerEntry.autoremoveTimeout) {
+                            if displayPresence, let presence = presence {
+                                status = .presence(presence, presentationData.dateTimeFormat)
+                            } else if let (string, multiline, isActive, icon) = statusStringForPeerType(accountPeerId: context.account.peerId, strings: presentationData.strings, peer: itemPeer, isMuted: isRemovedFromTotalUnreadCount, isUnread: combinedReadState?.isUnread ?? false, isContact: isContact, hasUnseenMentions: hasUnseenMentions, chatListFilters: filters, displayAutoremoveTimeout: displayAutoremoveTimeout, autoremoveTimeout: peerEntry.autoremoveTimeout) {
                                 status = .custom(string: string, multiline: multiline, isActive: isActive, icon: icon)
                             } else {
                                 status = .none
@@ -895,26 +934,32 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                 }
             case let .HoleEntry(_, theme):
                 return ListViewUpdateItem(index: entry.index, previousIndex: entry.previousIndex, item: ChatListHoleItem(theme: theme), directionHint: entry.directionHint)
-            case let .GroupReferenceEntry(index, presentationData, groupId, peers, message, editing, unreadCount, revealed, hiddenByDefault):
+            case let .GroupReferenceEntry(groupReferenceEntry):
                 return ListViewUpdateItem(index: entry.index, previousIndex: entry.previousIndex, item: ChatListItem(
-                        presentationData: presentationData,
+                        presentationData: groupReferenceEntry.presentationData,
                         context: context,
                         chatListLocation: location,
                         filterData: filterData,
-                        index: index,
-                        content: .groupReference(
-                            groupId: groupId,
-                            peers: peers,
-                            message: message,
-                            unreadCount: unreadCount,
-                            hiddenByDefault: hiddenByDefault
-                        ),
-                        editing: editing,
+                        index: groupReferenceEntry.index,
+                        content: .groupReference(ChatListItemContent.GroupReferenceData(
+                            groupId: groupReferenceEntry.groupId,
+                            peers: groupReferenceEntry.peers,
+                            message: groupReferenceEntry.message,
+                            unreadCount: groupReferenceEntry.unreadCount,
+                            hiddenByDefault: groupReferenceEntry.hiddenByDefault,
+                            storyState: groupReferenceEntry.storyState.flatMap { storyState in
+                                return ChatListItemContent.StoryState(
+                                    stats: storyState.stats,
+                                    hasUnseenCloseFriends: storyState.hasUnseenCloseFriends
+                                )
+                            }
+                        )),
+                        editing: groupReferenceEntry.editing,
                         hasActiveRevealControls: false,
                         selected: false,
                         header: nil,
                         enableContextActions: true,
-                        hiddenOffset: hiddenByDefault && !revealed,
+                        hiddenOffset: groupReferenceEntry.hiddenByDefault && !groupReferenceEntry.revealed,
                         interaction: nodeInteraction
                 ), directionHint: entry.directionHint)
             case let .ContactEntry(contactEntry):
@@ -966,13 +1011,9 @@ private func mappedUpdateEntries(context: AccountContext, nodeInteraction: ChatL
                             nodeInteraction?.openPasswordSetup()
                         case .premiumUpgrade, .premiumAnnualDiscount, .premiumRestore:
                             nodeInteraction?.openPremiumIntro()
-                        case .chatFolderUpdates:
-                            nodeInteraction?.openChatFolderUpdates()
                         }
                     case .hide:
                         switch notice {
-                        case .chatFolderUpdates:
-                            nodeInteraction?.hideChatFolderUpdates()
                         default:
                             break
                         }
@@ -1031,7 +1072,7 @@ public enum ChatListGlobalScrollOption {
 }
 
 public enum ChatListNodeScrollPosition {
-    case top
+    case top(adjustForTempInset: Bool)
 }
 
 public enum ChatListNodeEmptyState: Equatable {
@@ -1040,6 +1081,11 @@ public enum ChatListNodeEmptyState: Equatable {
 }
 
 public final class ChatListNode: ListView {
+    public enum OpenStoriesSubject {
+        case peer(EnginePeer.Id)
+        case archive
+    }
+    
     private let fillPreloadItems: Bool
     private let context: AccountContext
     private let location: ChatListControllerLocation
@@ -1077,6 +1123,7 @@ public final class ChatListNode: ListView {
     public var toggleArchivedFolderHiddenByDefault: (() -> Void)?
     public var hidePsa: ((EnginePeer.Id) -> Void)?
     public var activateChatPreview: ((ChatListItem, Int64?, ASDisplayNode, ContextGesture?, CGPoint?) -> Void)?
+    public var openStories: ((ChatListNode.OpenStoriesSubject, ASDisplayNode?) -> Void)?
     
     private var theme: PresentationTheme
     
@@ -1141,10 +1188,13 @@ public final class ChatListNode: ListView {
     
     public var contentOffsetChanged: ((ListViewVisibleContentOffset) -> Void)?
     public var contentScrollingEnded: ((ListView) -> Bool)?
+    public var didBeginInteractiveDragging: ((ListView) -> Void)?
     
     public var isEmptyUpdated: ((ChatListNodeEmptyState, Bool, ContainedViewLayoutTransition) -> Void)?
     private var currentIsEmptyState: ChatListNodeEmptyState?
     
+    public var canExpandHiddenItems: (() -> Bool)?
+    
     public var addedVisibleChatsWithPeerIds: (([EnginePeer.Id]) -> Void)?
     
     private let currentRemovingItemId = Atomic<ChatListNodeState.ItemId?>(value: nil)
@@ -1175,7 +1225,17 @@ public final class ChatListNode: ListView {
     private var pollFilterUpdatesDisposable: Disposable?
     private var chatFilterUpdatesDisposable: Disposable?
     
-    public init(context: AccountContext, location: ChatListControllerLocation, chatListFilter: ChatListFilter? = nil, previewing: Bool, fillPreloadItems: Bool, mode: ChatListNodeMode, isPeerEnabled: ((EnginePeer) -> Bool)? = nil, theme: PresentationTheme, fontSize: PresentationFontSize, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat, nameSortOrder: PresentationPersonNameOrder, nameDisplayOrder: PresentationPersonNameOrder, animationCache: AnimationCache, animationRenderer: MultiAnimationRenderer, disableAnimations: Bool, isInlineMode: Bool) {
+    public var scrollHeightTopInset: CGFloat {
+        didSet {
+            self.keepMinimalScrollHeightWithTopInset = self.scrollHeightTopInset
+        }
+    }
+    
+    public var startedScrollingAtUpperBound: Bool = false
+    
+    private let autoSetReady: Bool
+    
+    public init(context: AccountContext, location: ChatListControllerLocation, chatListFilter: ChatListFilter? = nil, previewing: Bool, fillPreloadItems: Bool, mode: ChatListNodeMode, isPeerEnabled: ((EnginePeer) -> Bool)? = nil, theme: PresentationTheme, fontSize: PresentationFontSize, strings: PresentationStrings, dateTimeFormat: PresentationDateTimeFormat, nameSortOrder: PresentationPersonNameOrder, nameDisplayOrder: PresentationPersonNameOrder, animationCache: AnimationCache, animationRenderer: MultiAnimationRenderer, disableAnimations: Bool, isInlineMode: Bool, autoSetReady: Bool) {
         self.context = context
         self.location = location
         self.chatListFilter = chatListFilter
@@ -1184,23 +1244,30 @@ public final class ChatListNode: ListView {
         self.mode = mode
         self.animationCache = animationCache
         self.animationRenderer = animationRenderer
+        self.autoSetReady = autoSetReady
+        
+        let isMainTab = chatListFilter == nil && location == .chatList(groupId: .root)
         
         var isSelecting = false
-        if case .peers(_, true, _, _, _) = mode {
+        if case .peers(_, true, _, _, _, _) = mode {
             isSelecting = true
         }
         
-        self.currentState = ChatListNodeState(presentationData: ChatListPresentationData(theme: theme, fontSize: fontSize, strings: strings, dateTimeFormat: dateTimeFormat, nameSortOrder: nameSortOrder, nameDisplayOrder: nameDisplayOrder, disableAnimations: disableAnimations), editing: isSelecting, peerIdWithRevealedOptions: nil, selectedPeerIds: Set(), foundPeers: [], selectedPeerMap: [:], selectedAdditionalCategoryIds: Set(), peerInputActivities: nil, pendingRemovalItemIds: Set(), pendingClearHistoryPeerIds: Set(), hiddenItemShouldBeTemporaryRevealed: false, hiddenPsaPeerId: nil, selectedThreadIds: Set())
+        self.currentState = ChatListNodeState(presentationData: ChatListPresentationData(theme: theme, fontSize: fontSize, strings: strings, dateTimeFormat: dateTimeFormat, nameSortOrder: nameSortOrder, nameDisplayOrder: nameDisplayOrder, disableAnimations: disableAnimations), editing: isSelecting, peerIdWithRevealedOptions: nil, selectedPeerIds: Set(), foundPeers: [], selectedPeerMap: [:], selectedAdditionalCategoryIds: Set(), peerInputActivities: nil, pendingRemovalItemIds: Set(), pendingClearHistoryPeerIds: Set(), hiddenItemShouldBeTemporaryRevealed: false, hiddenPsaPeerId: nil, selectedThreadIds: Set(), archiveStoryState: nil)
         self.statePromise = ValuePromise(self.currentState, ignoreRepeated: true)
         
         self.theme = theme
         
+        self.scrollHeightTopInset = ChatListNavigationBar.searchScrollHeight
+        
         super.init()
         
+        //self.useMainQueueTransactions = true
+        
         self.verticalScrollIndicatorColor = theme.list.scrollIndicatorColor
         self.verticalScrollIndicatorFollowsOverscroll = true
         
-        self.keepMinimalScrollHeightWithTopInset = navigationBarSearchContentHeight
+        self.keepMinimalScrollHeightWithTopInset = self.scrollHeightTopInset
         
         let nodeInteraction = ChatListNodeInteraction(context: context, animationCache: self.animationCache, animationRenderer: self.animationRenderer, activateSearch: { [weak self] in
             if let strongSelf = self, let activateSearch = strongSelf.activateSearch {
@@ -1525,6 +1592,11 @@ public final class ChatListNode: ListView {
                     let _ = self.context.engine.peers.hideChatFolderUpdates(folderId: localFilterId).start()
                 }
             })
+        }, openStories: { [weak self] subject, itemNode in
+            guard let self else {
+                return
+            }
+            self.openStories?(subject, itemNode)
         })
         nodeInteraction.isInlineMode = isInlineMode
         
@@ -1545,7 +1617,7 @@ public final class ChatListNode: ListView {
         let currentRemovingItemId = self.currentRemovingItemId
         
         let savedMessagesPeer: Signal<EnginePeer?, NoError>
-        if case let .peers(filter, _, _, _, _) = mode, filter.contains(.onlyWriteable), case .chatList = location, self.chatListFilter == nil {
+        if case let .peers(filter, _, _, _, _, _) = mode, filter.contains(.onlyWriteable), case .chatList = location, self.chatListFilter == nil {
             savedMessagesPeer = context.account.postbox.loadedPeerWithId(context.account.peerId)
             |> map(Optional.init)
             |> map { peer in
@@ -1778,7 +1850,7 @@ public final class ChatListNode: ListView {
         })*/
         
         let contacts: Signal<[ChatListContactPeer], NoError>
-        if case .chatList(groupId: .root) = location, chatListFilter == nil {
+        if case .chatList(groupId: .root) = location, chatListFilter == nil, case .chatList = mode {
             contacts = ApplicationSpecificNotice.displayChatListContacts(accountManager: context.sharedContext.accountManager)
             |> distinctUntilChanged
             |> mapToSignal { value -> Signal<[ChatListContactPeer], NoError> in
@@ -1836,6 +1908,8 @@ public final class ChatListNode: ListView {
             contacts = .single([])
         }
         
+        let accountPeerId = context.account.peerId
+        
         let chatListNodeViewTransition = combineLatest(
             queue: viewProcessingQueue,
             hideArchivedFolderByDefault,
@@ -1844,19 +1918,16 @@ public final class ChatListNode: ListView {
             suggestedChatListNotice,
             savedMessagesPeer,
             chatListViewUpdate,
-            self.chatFolderUpdates.get() |> distinctUntilChanged,
             self.statePromise.get(),
             contacts
         )
-        |> mapToQueue { (hideArchivedFolderByDefault, displayArchiveIntro, storageInfo, suggestedChatListNotice, savedMessagesPeer, updateAndFilter, chatFolderUpdates, state, contacts) -> Signal<ChatListNodeListViewTransition, NoError> in
+        |> mapToQueue { (hideArchivedFolderByDefault, displayArchiveIntro, storageInfo, suggestedChatListNotice, savedMessagesPeer, updateAndFilter, state, contacts) -> Signal<ChatListNodeListViewTransition, NoError> in
             let (update, filter) = updateAndFilter
             
             let previousHideArchivedFolderByDefaultValue = previousHideArchivedFolderByDefault.swap(hideArchivedFolderByDefault)
             
             let notice: ChatListNotice?
-            if let chatFolderUpdates, chatFolderUpdates.availableChatsToJoin != 0 {
-                notice = .chatFolderUpdates(count: chatFolderUpdates.availableChatsToJoin)
-            } else if let suggestedChatListNotice {
+            if let suggestedChatListNotice {
                 notice = suggestedChatListNotice
             } else if let storageInfo {
                 notice = .clearStorage(sizeFraction: storageInfo)
@@ -1864,7 +1935,7 @@ public final class ChatListNode: ListView {
                 notice = nil
             }
             
-            let (rawEntries, isLoading) = chatListNodeEntriesForView(update.list, state: state, savedMessagesPeer: savedMessagesPeer, foundPeers: state.foundPeers, hideArchivedFolderByDefault: hideArchivedFolderByDefault, displayArchiveIntro: displayArchiveIntro, notice: notice, mode: mode, chatListLocation: location, contacts: contacts)
+            let (rawEntries, isLoading) = chatListNodeEntriesForView(view: update.list, state: state, savedMessagesPeer: savedMessagesPeer, foundPeers: state.foundPeers, hideArchivedFolderByDefault: hideArchivedFolderByDefault, displayArchiveIntro: displayArchiveIntro, notice: notice, mode: mode, chatListLocation: location, contacts: contacts, accountPeerId: accountPeerId, isMainTab: isMainTab)
             var isEmpty = true
             var entries = rawEntries.filter { entry in
                 switch entry {
@@ -1875,7 +1946,7 @@ public final class ChatListNode: ListView {
                     case .chatList:
                         isEmpty = false
                         return true
-                    case let .peers(filter, _, _, _, _):
+                    case let .peers(filter, _, _, _, _, _):
                         guard !filter.contains(.excludeSavedMessages) || peer.peerId != currentPeerId else { return false }
                         guard !filter.contains(.excludeSavedMessages) || !peer.peerId.isReplies else { return false }
                         guard !filter.contains(.excludeSecretChats) || peer.peerId.namespace != Namespaces.Peer.SecretChat else { return false }
@@ -2210,8 +2281,8 @@ public final class ChatListNode: ListView {
                                     didIncludeRemovingPeerId = true
                                 }
                             }
-                        } else if case let .GroupReferenceEntry(_, _, _, _, _, _, _, _, hiddenByDefault) = entry {
-                            didIncludeHiddenByDefaultArchive = hiddenByDefault
+                        } else if case let .GroupReferenceEntry(groupReferenceEntry) = entry {
+                            didIncludeHiddenByDefaultArchive = groupReferenceEntry.hiddenByDefault
                         } else if case .Notice = entry {
                             didIncludeNotice = true
                         }
@@ -2246,9 +2317,9 @@ public final class ChatListNode: ListView {
                                 doesIncludeRemovingPeerId = true
                             }
                         }
-                    } else if case let .GroupReferenceEntry(_, _, _, _, _, _, _, _, hiddenByDefault) = entry {
+                    } else if case let .GroupReferenceEntry(groupReferenceEntry) = entry {
                         doesIncludeArchive = true
-                        doesIncludeHiddenByDefaultArchive = hiddenByDefault
+                        doesIncludeHiddenByDefaultArchive = groupReferenceEntry.hiddenByDefault
                     } else if case .Notice = entry {
                         doesIncludeNotice = true
                     }
@@ -2334,10 +2405,11 @@ public final class ChatListNode: ListView {
                     strongSelf.enqueueHistoryPreloadUpdate()
                 }
                 
+                var refreshStoryPeerIds: [PeerId] = []
                 var isHiddenItemVisible = false
                 if let range = range.visibleRange {
                     let entryCount = chatListView.filteredEntries.count
-                    for i in range.firstIndex ..< range.lastIndex {
+                    for i in max(0, range.firstIndex - 1) ..< range.lastIndex {
                         if i < 0 || i >= entryCount {
                             assertionFailure()
                             continue
@@ -2349,6 +2421,11 @@ public final class ChatListNode: ListView {
                                 if let threadInfo, threadInfo.isHidden {
                                     isHiddenItemVisible = true
                                 }
+                            
+                                if let peer = peerEntry.peer.chatMainPeer, !peerEntry.isContact, case let .user(user) = peer {
+                                    refreshStoryPeerIds.append(user.id)
+                                }
+                            
                                 break
                             case .GroupReferenceEntry:
                                 isHiddenItemVisible = true
@@ -2364,6 +2441,9 @@ public final class ChatListNode: ListView {
                         return state
                     }
                 }
+                if !refreshStoryPeerIds.isEmpty {
+                    strongSelf.context.account.viewTracker.refreshStoryStatsForPeerIds(peerIds: refreshStoryPeerIds)
+                }
             }
         }
         
@@ -2695,18 +2775,25 @@ public final class ChatListNode: ListView {
                 }
             }
         }
-        var startedScrollingAtUpperBound = false
+        var startedScrollingWithCanExpandHiddenItems = false
         
         self.beganInteractiveDragging = { [weak self] _ in
             guard let strongSelf = self else {
                 return
             }
             switch strongSelf.visibleContentOffset() {
-                case .none, .unknown:
-                    startedScrollingAtUpperBound = false
-                case let .known(value):
-                    startedScrollingAtUpperBound = value <= 0.0
+            case .none, .unknown:
+                strongSelf.startedScrollingAtUpperBound = false
+            case let .known(value):
+                strongSelf.startedScrollingAtUpperBound = value <= 0.001
             }
+            
+            if let canExpandHiddenItems = strongSelf.canExpandHiddenItems {
+                startedScrollingWithCanExpandHiddenItems = canExpandHiddenItems()
+            } else {
+                startedScrollingWithCanExpandHiddenItems = true
+            }
+            
             if strongSelf.currentState.peerIdWithRevealedOptions != nil {
                 strongSelf.updateState { state in
                     var state = state
@@ -2714,27 +2801,28 @@ public final class ChatListNode: ListView {
                     return state
                 }
             }
+            
+            strongSelf.didBeginInteractiveDragging?(strongSelf)
         }
         
         self.didEndScrolling = { [weak self] _ in
             guard let strongSelf = self else {
                 return
             }
-            startedScrollingAtUpperBound = false
             let _ = strongSelf.contentScrollingEnded?(strongSelf)
             let revealHiddenItems: Bool
             switch strongSelf.visibleContentOffset() {
                 case .none, .unknown:
                     revealHiddenItems = false
                 case let .known(value):
-                    revealHiddenItems = value <= 54.0
+                    revealHiddenItems = value <= -strongSelf.tempTopInset - 60.0
             }
             if !revealHiddenItems && strongSelf.currentState.hiddenItemShouldBeTemporaryRevealed {
-                strongSelf.updateState { state in
+                /*strongSelf.updateState { state in
                     var state = state
                     state.hiddenItemShouldBeTemporaryRevealed = false
                     return state
-                }
+                }*/
             }
         }
         
@@ -2762,9 +2850,9 @@ public final class ChatListNode: ListView {
                 case .none, .unknown:
                     atTop = false
                 case let .known(value):
-                    atTop = value <= 0.0
-                    if startedScrollingAtUpperBound && strongSelf.isTracking {
-                        revealHiddenItems = value <= -60.0
+                atTop = value <= -strongSelf.tempTopInset
+                    if strongSelf.startedScrollingAtUpperBound && startedScrollingWithCanExpandHiddenItems && strongSelf.isTracking {
+                        revealHiddenItems = value <= -strongSelf.tempTopInset - 60.0
                     }
             }
             strongSelf.scrolledAtTopValue = atTop
@@ -2778,8 +2866,8 @@ public final class ChatListNode: ListView {
                                 isHiddenItemVisible = true
                             }
                         }
-                        if case let .groupReference(_, _, _, _, hiddenByDefault) = item.content {
-                            if hiddenByDefault {
+                        if case let .groupReference(groupReference) = item.content {
+                            if groupReference.hiddenByDefault {
                                 isHiddenItemVisible = true
                             }
                         }
@@ -2906,7 +2994,7 @@ public final class ChatListNode: ListView {
                 if strongSelf.isNodeLoaded, strongSelf.dequeuedInitialTransitionOnLayout {
                     strongSelf.dequeueTransition()
                 } else {
-                    if !strongSelf.didSetReady {
+                    if !strongSelf.didSetReady && strongSelf.autoSetReady {
                         strongSelf.didSetReady = true
                         strongSelf._ready.set(true)
                     }
@@ -3109,6 +3197,7 @@ public final class ChatListNode: ListView {
             }
             
             var options = transition.options
+            //options.insert(.Synchronous)
             if self.view.window != nil {
                 if !options.contains(.AnimateInsertion) {
                     options.insert(.PreferSynchronousDrawing)
@@ -3129,7 +3218,7 @@ public final class ChatListNode: ListView {
                     case let .known(value) where abs(value) < .ulpOfOne:
                         offset = 0.0
                     default:
-                        offset = -navigationBarSearchContentHeight
+                        offset = -self.scrollHeightTopInset
                     }
                 }
                 scrollToItem = ListViewScrollToItem(index: 0, position: .top(offset), animated: false, curve: .Default(duration: 0.0), directionHint: .Up)
@@ -3142,7 +3231,7 @@ public final class ChatListNode: ListView {
     
     var isNavigationHidden: Bool {
         switch self.visibleContentOffset() {
-        case let .known(value) where abs(value) < navigationBarSearchContentHeight - 1.0:
+        case let .known(value) where abs(value) < self.scrollHeightTopInset - 1.0:
             return false
         case .none:
             return false
@@ -3154,17 +3243,18 @@ public final class ChatListNode: ListView {
     var isNavigationInAFinalState: Bool {
         switch self.visibleContentOffset() {
         case let .known(value):
-            if value < navigationBarSearchContentHeight - 1.0 {
+            let _ = value
+            /*if value < self.scrollHeightTopInset - 1.0 {
                 if abs(value - 0.0) < 1.0 {
                     return true
                 }
-                if abs(value - navigationBarSearchContentHeight) < 1.0 {
+                if abs(value - self.scrollHeightTopInset) < 1.0 {
                     return true
                 }
                 return false
-            } else {
+            } else {*/
                 return true
-            }
+            //}
         default:
             return true
         }
@@ -3176,9 +3266,9 @@ public final class ChatListNode: ListView {
         }
         var scrollToItem: ListViewScrollToItem?
         switch self.visibleContentOffset() {
-        case let .known(value) where abs(value) < navigationBarSearchContentHeight - 1.0:
+        case let .known(value) where abs(value) < self.scrollHeightTopInset - 1.0:
             if isNavigationHidden {
-                scrollToItem = ListViewScrollToItem(index: 0, position: .top(-navigationBarSearchContentHeight), animated: false, curve: .Default(duration: 0.0), directionHint: .Up)
+                scrollToItem = ListViewScrollToItem(index: 0, position: .top(-self.scrollHeightTopInset), animated: false, curve: .Default(duration: 0.0), directionHint: .Up)
             }
         default:
             if !isNavigationHidden {
@@ -3197,7 +3287,11 @@ public final class ChatListNode: ListView {
         self.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous], scrollToItem: scrollToItem, updateSizeAndInsets: nil, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })*/
     }
     
-    public func updateLayout(transition: ContainedViewLayoutTransition, updateSizeAndInsets: ListViewUpdateSizeAndInsets, visibleTopInset: CGFloat, originalTopInset: CGFloat, inlineNavigationLocation: ChatListControllerLocation?, inlineNavigationTransitionFraction: CGFloat) {
+    public var ignoreStoryInsetAdjustment: Bool = false
+    private var previousStoriesInset: CGFloat?
+    
+    public func updateLayout(transition: ContainedViewLayoutTransition, updateSizeAndInsets: ListViewUpdateSizeAndInsets, visibleTopInset: CGFloat, originalTopInset: CGFloat, storiesInset: CGFloat, inlineNavigationLocation: ChatListControllerLocation?, inlineNavigationTransitionFraction: CGFloat) {
+        //print("inset: \(updateSizeAndInsets.insets.top)")
         
         var highlightedLocation: ChatListHighlightedLocation?
         if case let .forum(peerId) = inlineNavigationLocation {
@@ -3234,6 +3328,23 @@ public final class ChatListNode: ListView {
         
         var additionalScrollDistance: CGFloat = 0.0
         
+        if let previousStoriesInset = self.previousStoriesInset {
+            if self.ignoreStoryInsetAdjustment {
+                //additionalScrollDistance += -20.0
+                switch self.visibleContentOffset() {
+                case let .known(value):
+                    additionalScrollDistance += min(0.0, value)
+                default:
+                    break
+                }
+                additionalScrollDistance = 0.0
+            } else {
+                additionalScrollDistance += previousStoriesInset - storiesInset
+            }
+        }
+        self.previousStoriesInset = storiesInset
+        //print("storiesInset: \(storiesInset), additionalScrollDistance: \(additionalScrollDistance)")
+        
         var options: ListViewDeleteAndInsertOptions = [.Synchronous, .LowLatency]
         if navigationLocationUpdated {
             options.insert(.ForceUpdate)
@@ -3244,7 +3355,9 @@ public final class ChatListNode: ListView {
             
             additionalScrollDistance += insetDelta
         }
+        self.ignoreStopScrolling = true
         self.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: options, scrollToItem: nil, additionalScrollDistance: additionalScrollDistance, updateSizeAndInsets: updateSizeAndInsets, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
+        self.ignoreStopScrolling = false
         
         if !self.dequeuedInitialTransitionOnLayout {
             self.dequeuedInitialTransitionOnLayout = true
@@ -3253,16 +3366,25 @@ public final class ChatListNode: ListView {
         }
     }
     
-    public func scrollToPosition(_ position: ChatListNodeScrollPosition) {
+    public func scrollToPosition(_ position: ChatListNodeScrollPosition, animated: Bool = true) {
+        var additionalDelta: CGFloat = 0.0
+        switch position {
+        case let .top(adjustForTempInset):
+            if adjustForTempInset {
+                additionalDelta = ChatListNavigationBar.storiesScrollHeight
+                self.tempTopInset = ChatListNavigationBar.storiesScrollHeight
+            }
+        }
+        
         if let list = self.chatListView?.originalList {
             if !list.hasLater {
-                self.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous], scrollToItem: ListViewScrollToItem(index: 0, position: .top(0.0), animated: true, curve: .Default(duration: nil), directionHint: .Up), updateSizeAndInsets: nil, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
+                self.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous], scrollToItem: ListViewScrollToItem(index: 0, position: .top(additionalDelta), animated: animated, curve: .Default(duration: nil), directionHint: .Up), updateSizeAndInsets: nil, stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
             } else {
-                let location: ChatListNodeLocation = .scroll(index: .chatList(.absoluteUpperBound), sourceIndex: .chatList(.absoluteLowerBound), scrollPosition: .top(0.0), animated: true, filter: self.chatListFilter)
+                let location: ChatListNodeLocation = .scroll(index: .chatList(.absoluteUpperBound), sourceIndex: .chatList(.absoluteLowerBound), scrollPosition: .top(additionalDelta), animated: animated, filter: self.chatListFilter)
                 self.setChatListLocation(location)
             }
         } else {
-            let location: ChatListNodeLocation = .scroll(index: .chatList(.absoluteUpperBound), sourceIndex: .chatList(.absoluteLowerBound), scrollPosition: .top(0.0), animated: true, filter: self.chatListFilter)
+            let location: ChatListNodeLocation = .scroll(index: .chatList(.absoluteUpperBound), sourceIndex: .chatList(.absoluteLowerBound), scrollPosition: .top(additionalDelta), animated: animated, filter: self.chatListFilter)
             self.setChatListLocation(location)
         }
     }
@@ -3714,10 +3836,12 @@ private func statusStringForPeerType(accountPeerId: EnginePeer.Id, strings: Pres
     } else if case let .user(user) = peer {
         if user.botInfo != nil || user.flags.contains(.isSupport) {
             return (strings.ChatList_PeerTypeBot, false, false, nil)
-        } else if isContact {
-            return (strings.ChatList_PeerTypeContact, false, false, nil)
         } else {
-            return (strings.ChatList_PeerTypeNonContact, false, false, nil)
+            if isContact {
+                return (strings.ChatList_PeerTypeContact, false, false, nil)
+            } else {
+                return (strings.ChatList_PeerTypeNonContact, false, false, nil)
+            }
         }
     } else if case .secretChat = peer {
         if isContact {

submodules/ChatListUI/Sources/Node/ChatListNodeEntries.swift

@@ -112,6 +112,7 @@ enum ChatListNodeEntry: Comparable, Identifiable {
         var forumTopicData: EngineChatList.ForumTopicData?
         var topForumTopicItems: [EngineChatList.ForumTopicData]
         var revealed: Bool
+        var storyState: ChatListNodeState.StoryState?
         
         init(
             index: EngineChatList.Item.Index,
@@ -135,7 +136,8 @@ enum ChatListNodeEntry: Comparable, Identifiable {
             autoremoveTimeout: Int32?,
             forumTopicData: EngineChatList.ForumTopicData?,
             topForumTopicItems: [EngineChatList.ForumTopicData],
-            revealed: Bool
+            revealed: Bool,
+            storyState: ChatListNodeState.StoryState?
         ) {
             self.index = index
             self.presentationData = presentationData
@@ -159,6 +161,7 @@ enum ChatListNodeEntry: Comparable, Identifiable {
             self.forumTopicData = forumTopicData
             self.topForumTopicItems = topForumTopicItems
             self.revealed = revealed
+            self.storyState = storyState
         }
         
         static func ==(lhs: PeerEntryData, rhs: PeerEntryData) -> Bool {
@@ -268,6 +271,9 @@ enum ChatListNodeEntry: Comparable, Identifiable {
             if lhs.revealed != rhs.revealed {
                 return false
             }
+            if lhs.storyState != rhs.storyState {
+                return false
+            }
             return true
         }
     }
@@ -297,10 +303,82 @@ enum ChatListNodeEntry: Comparable, Identifiable {
         }
     }
     
+    struct GroupReferenceEntryData: Equatable {
+        var index: EngineChatList.Item.Index
+        var presentationData: ChatListPresentationData
+        var groupId: EngineChatList.Group
+        var peers: [EngineChatList.GroupItem.Item]
+        var message: EngineMessage?
+        var editing: Bool
+        var unreadCount: Int
+        var revealed: Bool
+        var hiddenByDefault: Bool
+        var storyState: ChatListNodeState.StoryState?
+        
+        init(
+            index: EngineChatList.Item.Index,
+            presentationData: ChatListPresentationData,
+            groupId: EngineChatList.Group,
+            peers: [EngineChatList.GroupItem.Item],
+            message: EngineMessage?,
+            editing: Bool,
+            unreadCount: Int,
+            revealed: Bool,
+            hiddenByDefault: Bool,
+            storyState: ChatListNodeState.StoryState?
+        ) {
+            self.index = index
+            self.presentationData = presentationData
+            self.groupId = groupId
+            self.peers = peers
+            self.message = message
+            self.editing = editing
+            self.unreadCount = unreadCount
+            self.revealed = revealed
+            self.hiddenByDefault = hiddenByDefault
+            self.storyState = storyState
+        }
+        
+        static func ==(lhs: GroupReferenceEntryData, rhs: GroupReferenceEntryData) -> Bool {
+            if lhs.index != rhs.index {
+                return false
+            }
+            if lhs.presentationData !== rhs.presentationData {
+                return false
+            }
+            if lhs.groupId != rhs.groupId {
+                return false
+            }
+            if lhs.peers != rhs.peers {
+                return false
+            }
+            if lhs.message?.stableId != rhs.message?.stableId {
+                return false
+            }
+            if lhs.editing != rhs.editing {
+                return false
+            }
+            if lhs.unreadCount != rhs.unreadCount {
+                return false
+            }
+            if lhs.revealed != rhs.revealed {
+                return false
+            }
+            if lhs.hiddenByDefault != rhs.hiddenByDefault {
+                return false
+            }
+            if lhs.storyState != rhs.storyState {
+                return false
+            }
+            
+            return true
+        }
+    }
+    
     case HeaderEntry
     case PeerEntry(PeerEntryData)
     case HoleEntry(EngineMessage.Index, theme: PresentationTheme)
-    case GroupReferenceEntry(index: EngineChatList.Item.Index, presentationData: ChatListPresentationData, groupId: EngineChatList.Group, peers: [EngineChatList.GroupItem.Item], message: EngineMessage?, editing: Bool, unreadCount: Int, revealed: Bool, hiddenByDefault: Bool)
+    case GroupReferenceEntry(GroupReferenceEntryData)
     case ContactEntry(ContactEntryData)
     case ArchiveIntro(presentationData: ChatListPresentationData)
     case EmptyIntro(presentationData: ChatListPresentationData)
@@ -316,8 +394,8 @@ enum ChatListNodeEntry: Comparable, Identifiable {
             return .index(peerEntry.index)
         case let .HoleEntry(holeIndex, _):
             return .index(.chatList(EngineChatList.Item.Index.ChatList(pinningIndex: nil, messageIndex: holeIndex)))
-        case let .GroupReferenceEntry(index, _, _, _, _, _, _, _, _):
-            return .index(index)
+        case let .GroupReferenceEntry(groupReferenceEntry):
+            return .index(groupReferenceEntry.index)
         case let .ContactEntry(contactEntry):
             return .contact(id: contactEntry.peer.id, presence: contactEntry.presence)
         case .ArchiveIntro:
@@ -346,8 +424,8 @@ enum ChatListNodeEntry: Comparable, Identifiable {
             }
         case let .HoleEntry(holeIndex, _):
             return .Hole(Int64(holeIndex.id.id))
-        case let .GroupReferenceEntry(_, _, groupId, _, _, _, _, _, _):
-            return .GroupId(groupId)
+        case let .GroupReferenceEntry(groupReferenceEntry):
+            return .GroupId(groupReferenceEntry.groupId)
         case let .ContactEntry(contactEntry):
             return .ContactId(contactEntry.peer.id)
         case .ArchiveIntro:
@@ -388,35 +466,8 @@ enum ChatListNodeEntry: Comparable, Identifiable {
                     default:
                         return false
                 }
-            case let .GroupReferenceEntry(lhsIndex, lhsPresentationData, lhsGroupId, lhsPeers, lhsMessage, lhsEditing, lhsUnreadState, lhsRevealed, lhsHiddenByDefault):
-                if case let .GroupReferenceEntry(rhsIndex, rhsPresentationData, rhsGroupId, rhsPeers, rhsMessage, rhsEditing, rhsUnreadState, rhsRevealed, rhsHiddenByDefault) = rhs {
-                    if lhsIndex != rhsIndex {
-                        return false
-                    }
-                    if lhsPresentationData !== rhsPresentationData {
-                        return false
-                    }
-                    if lhsGroupId != rhsGroupId {
-                        return false
-                    }
-                    if lhsPeers != rhsPeers {
-                        return false
-                    }
-                    if lhsMessage?.stableId != rhsMessage?.stableId {
-                        return false
-                    }
-                    if lhsEditing != rhsEditing {
-                        return false
-                    }
-                    if lhsUnreadState != rhsUnreadState {
-                        return false
-                    }
-                    if lhsRevealed != rhsRevealed {
-                        return false
-                    }
-                    if lhsHiddenByDefault != rhsHiddenByDefault {
-                        return false
-                    }
+            case let .GroupReferenceEntry(groupReferenceEntry):
+                if case .GroupReferenceEntry(groupReferenceEntry) = rhs {
                     return true
                 } else {
                     return false
@@ -518,7 +569,17 @@ struct ChatListContactPeer {
     }
 }
 
-func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState, savedMessagesPeer: EnginePeer?, foundPeers: [(EnginePeer, EnginePeer?)], hideArchivedFolderByDefault: Bool, displayArchiveIntro: Bool, notice: ChatListNotice?, mode: ChatListNodeMode, chatListLocation: ChatListControllerLocation, contacts: [ChatListContactPeer]) -> (entries: [ChatListNodeEntry], loading: Bool) {
+func chatListNodeEntriesForView(view: EngineChatList, state: ChatListNodeState, savedMessagesPeer: EnginePeer?, foundPeers: [(EnginePeer, EnginePeer?)], hideArchivedFolderByDefault: Bool, displayArchiveIntro: Bool, notice: ChatListNotice?, mode: ChatListNodeMode, chatListLocation: ChatListControllerLocation, contacts: [ChatListContactPeer], accountPeerId: EnginePeer.Id, isMainTab: Bool) -> (entries: [ChatListNodeEntry], loading: Bool) {
+    var groupItems = view.groupItems
+    if isMainTab && state.archiveStoryState != nil && groupItems.isEmpty {
+        groupItems.append(EngineChatList.GroupItem(
+            id: .archive,
+            topMessage: nil,
+            items: [],
+            unreadCount: 0
+        ))
+    }
+    
     var result: [ChatListNodeEntry] = []
     
     if !view.hasEarlier {
@@ -538,7 +599,7 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
     
     if !view.hasLater, case .chatList = mode {
         var groupEntryCount = 0
-        for _ in view.groupItems {
+        for _ in groupItems {
             groupEntryCount += 1
         }
         pinnedIndexOffset += UInt16(groupEntryCount)
@@ -633,7 +694,13 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
             autoremoveTimeout: entry.autoremoveTimeout,
             forumTopicData: entry.forumTopicData,
             topForumTopicItems: entry.topForumTopicItems,
-            revealed: threadId == 1 && (state.hiddenItemShouldBeTemporaryRevealed || state.editing)
+            revealed: threadId == 1 && (state.hiddenItemShouldBeTemporaryRevealed || state.editing),
+            storyState: entry.renderedPeer.peerId == accountPeerId ? nil : entry.storyStats.flatMap { stats -> ChatListNodeState.StoryState in
+                return ChatListNodeState.StoryState(
+                    stats: stats,
+                    hasUnseenCloseFriends: stats.hasUnseenCloseFriends
+                )
+            }
         ))
         
         if let threadInfo, threadInfo.isHidden {
@@ -682,7 +749,8 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
                         autoremoveTimeout: nil,
                         forumTopicData: nil,
                         topForumTopicItems: [],
-                        revealed: false
+                        revealed: false,
+                        storyState: nil
                     )))
                     if foundPinningIndex != 0 {
                         foundPinningIndex -= 1
@@ -712,7 +780,8 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
                 autoremoveTimeout: nil,
                 forumTopicData: nil,
                 topForumTopicItems: [],
-                revealed: false
+                revealed: false,
+                storyState: nil
             )))
         } else {
             if !filteredAdditionalItemEntries.isEmpty {
@@ -762,7 +831,8 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
                         autoremoveTimeout: item.item.autoremoveTimeout,
                         forumTopicData: item.item.forumTopicData,
                         topForumTopicItems: item.item.topForumTopicItems,
-                        revealed: state.hiddenItemShouldBeTemporaryRevealed || state.editing
+                        revealed: state.hiddenItemShouldBeTemporaryRevealed || state.editing,
+                        storyState: nil
                     )))
                     if pinningIndex != 0 {
                         pinningIndex -= 1
@@ -772,9 +842,13 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
         }
         
         if !view.hasLater, case .chatList = mode {
-            for groupReference in view.groupItems {
+            for groupReference in groupItems {
                 let messageIndex = EngineMessage.Index(id: EngineMessage.Id(peerId: EnginePeer.Id(0), namespace: 0, id: 0), timestamp: 1)
-                result.append(.GroupReferenceEntry(
+                var mappedStoryState: ChatListNodeState.StoryState?
+                if let archiveStoryState = state.archiveStoryState {
+                    mappedStoryState = archiveStoryState
+                }
+                result.append(.GroupReferenceEntry(ChatListNodeEntry.GroupReferenceEntryData(
                     index: .chatList(EngineChatList.Item.Index.ChatList(pinningIndex: pinningIndex, messageIndex: messageIndex)),
                     presentationData: state.presentationData,
                     groupId: groupReference.id,
@@ -783,15 +857,16 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
                     editing: state.editing,
                     unreadCount: groupReference.unreadCount,
                     revealed: state.hiddenItemShouldBeTemporaryRevealed,
-                    hiddenByDefault: hideArchivedFolderByDefault
-                ))
+                    hiddenByDefault: hideArchivedFolderByDefault,
+                    storyState: mappedStoryState
+                )))
                 if pinningIndex != 0 {
                     pinningIndex -= 1
                 }
             }
             
             if displayArchiveIntro {
-                result.append(.ArchiveIntro(presentationData: state.presentationData))
+                //result.append(.ArchiveIntro(presentationData: state.presentationData))
             } else if !contacts.isEmpty && !result.contains(where: { entry in
                 if case .PeerEntry = entry {
                     return true
@@ -810,7 +885,7 @@ func chatListNodeEntriesForView(_ view: EngineChatList, state: ChatListNodeState
         }
         
         if !view.hasLater {
-            if case let .peers(_, _, additionalCategories, _, _) = mode {
+            if case let .peers(_, _, additionalCategories, _, _, _) = mode {
                 var index = 0
                 for category in additionalCategories.reversed() {
                     result.append(.AdditionalCategory(index: index, id: category.id, title: category.title, image: category.icon, appearance: category.appearance, selected: state.selectedAdditionalCategoryIds.contains(category.id), presentationData: state.presentationData))

submodules/ChatListUI/Sources/Node/ChatListNodeLocation.swift

@@ -288,7 +288,8 @@ func chatListViewForLocation(chatListLocation: ChatListControllerLocation, locat
                     topForumTopicItems: [],
                     hasFailed: false,
                     isContact: false,
-                    autoremoveTimeout: nil
+                    autoremoveTimeout: nil,
+                    storyStats: nil
                 ))
             }
             

submodules/ChatListUI/Sources/Node/ChatListStorageInfoItem.swift

@@ -1,7 +1,6 @@
 import Foundation
 import UIKit
 import AsyncDisplayKit
-import Postbox
 import Display
 import SwiftSignalKit
 import TelegramPresentationData
@@ -183,15 +182,6 @@ class ChatListStorageInfoItemNode: ItemListRevealOptionsItemNode {
                 titleString = titleStringValue
                 
                 textString = NSAttributedString(string: item.strings.ChatList_PremiumRestoreDiscountText, font: textFont, textColor: item.theme.rootController.navigationBar.secondaryTextColor)
-            case let .chatFolderUpdates(count):
-                let rawTitleString = item.strings.ChatList_ChatFolderUpdateHintTitle(item.strings.ChatList_ChatFolderUpdateCount(Int32(count)))
-                let titleStringValue = NSMutableAttributedString(attributedString: NSAttributedString(string: rawTitleString.string, font: titleFont, textColor: item.theme.rootController.navigationBar.primaryTextColor))
-                if let range = rawTitleString.ranges.first {
-                    titleStringValue.addAttribute(.foregroundColor, value: item.theme.rootController.navigationBar.accentTextColor, range: range.range)
-                }
-                titleString = titleStringValue
-                
-                textString = NSAttributedString(string: item.strings.ChatList_ChatFolderUpdateHintText, font: textFont, textColor: item.theme.rootController.navigationBar.secondaryTextColor)
             }
             
             let titleLayout = makeTitleLayout(TextNodeLayoutArguments(attributedString: titleString, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: params.width - sideInset - rightInset, height: 100.0)))
@@ -230,8 +220,6 @@ class ChatListStorageInfoItemNode: ItemListRevealOptionsItemNode {
                     strongSelf.contentContainer.frame = CGRect(origin: CGPoint(), size: layout.contentSize)
                     
                     switch item.notice {
-                    case .chatFolderUpdates:
-                        strongSelf.setRevealOptions((left: [], right: [ItemListRevealOption(key: 0, title: item.strings.ChatList_HideAction, icon: .none, color: item.theme.list.itemDisclosureActions.destructive.fillColor, textColor: item.theme.list.itemDisclosureActions.destructive.foregroundColor)]))
                     default:
                         strongSelf.setRevealOptions((left: [], right: []))
                     }

submodules/ChatMessageBackground/Sources/ChatMessageBackground.swift

@@ -2,7 +2,6 @@ import Foundation
 import UIKit
 import AsyncDisplayKit
 import Display
-import Postbox
 import TelegramPresentationData
 import WallpaperBackgroundNode
 
@@ -523,7 +522,7 @@ public final class ChatMessageBubbleBackdrop: ASDisplayNode {
         self.clipsToBounds = true
     }
     
-    public func setMaskMode(_ maskMode: Bool, mediaBox: MediaBox) {
+    public func setMaskMode(_ maskMode: Bool) {
         if let currentType = self.currentType, let theme = self.theme, let essentialGraphics = self.essentialGraphics, let backgroundNode = self.backgroundNode {
             self.setType(type: currentType, theme: theme, essentialGraphics: essentialGraphics, maskMode: maskMode, backgroundNode: backgroundNode)
         }
@@ -685,7 +684,7 @@ public final class ChatMessageBubbleBackdrop: ASDisplayNode {
         })
     }
 
-    public func animateFrom(sourceView: UIView, mediaBox: MediaBox, transition: CombinedTransition) {
+    public func animateFrom(sourceView: UIView, transition: CombinedTransition) {
         if transition.isAnimated {
             let previousFrame = self.frame
             self.updateFrame(CGRect(origin: CGPoint(x: previousFrame.minX, y: sourceView.frame.minY), size: sourceView.frame.size), transition: .immediate)

submodules/ChatPresentationInterfaceState/BUILD

@@ -19,6 +19,7 @@ swift_library(
         "//submodules/ChatInterfaceState:ChatInterfaceState",
         "//submodules/TelegramUIPreferences:TelegramUIPreferences",
         "//submodules/TelegramPresentationData:TelegramPresentationData",
+        "//submodules/ChatContextQuery",
     ],
     visibility = [
         "//visibility:public",

submodules/ChatPresentationInterfaceState/Sources/ChatEditInterfaceMessageState.swift

@@ -1,6 +1,5 @@
 import Foundation
 import UIKit
-import Postbox
 import TelegramCore
 
 public struct MessageMediaEditingOptions: OptionSet {

submodules/ChatPresentationInterfaceState/Sources/ChatPresentationInterfaceState.swift

@@ -6,6 +6,7 @@ import TelegramPresentationData
 import TelegramUIPreferences
 import AccountContext
 import ChatInterfaceState
+import ChatContextQuery
 
 public extension ChatLocation {
     var peerId: PeerId? {
@@ -31,53 +32,6 @@ public extension ChatLocation {
     }
 }
 
-public enum ChatPresentationInputQueryKind: Int32 {
-    case emoji
-    case hashtag
-    case mention
-    case command
-    case contextRequest
-    case emojiSearch
-}
-
-public struct ChatInputQueryMentionTypes: OptionSet, Hashable {
-    public var rawValue: Int32
-    
-    public init(rawValue: Int32) {
-        self.rawValue = rawValue
-    }
-    
-    public static let contextBots = ChatInputQueryMentionTypes(rawValue: 1 << 0)
-    public static let members = ChatInputQueryMentionTypes(rawValue: 1 << 1)
-    public static let accountPeer = ChatInputQueryMentionTypes(rawValue: 1 << 2)
-}
-
-public enum ChatPresentationInputQuery: Hashable, Equatable {
-    case emoji(String)
-    case hashtag(String)
-    case mention(query: String, types: ChatInputQueryMentionTypes)
-    case command(String)
-    case emojiSearch(query: String, languageCode: String, range: NSRange)
-    case contextRequest(addressName: String, query: String)
-    
-    public var kind: ChatPresentationInputQueryKind {
-        switch self {
-            case .emoji:
-                return .emoji
-            case .hashtag:
-                return .hashtag
-            case .mention:
-                return .mention
-            case .command:
-                return .command
-            case .contextRequest:
-                return .contextRequest
-            case .emojiSearch:
-                return .emojiSearch
-        }
-    }
-}
-
 public enum ChatMediaInputMode {
     case gif
     case other

submodules/ChatPresentationInterfaceState/Sources/ChatTextFormat.swift

@@ -1,6 +1,5 @@
 import Foundation
 import TextFormat
-import Postbox
 import TelegramCore
 import AccountContext
 
@@ -78,7 +77,7 @@ public func chatTextInputAddLinkAttribute(_ state: ChatTextInputState, selection
     }
 }
 
-public func chatTextInputAddMentionAttribute(_ state: ChatTextInputState, peer: Peer) -> ChatTextInputState {
+public func chatTextInputAddMentionAttribute(_ state: ChatTextInputState, peer: EnginePeer) -> ChatTextInputState {
     let inputText = NSMutableAttributedString(attributedString: state.inputText)
     
     let range = NSMakeRange(state.selectionRange.startIndex, state.selectionRange.endIndex - state.selectionRange.startIndex)
@@ -91,9 +90,9 @@ public func chatTextInputAddMentionAttribute(_ state: ChatTextInputState, peer:
         let selectionPosition = range.lowerBound + (replacementText as NSString).length
         
         return ChatTextInputState(inputText: inputText, selectionRange: selectionPosition ..< selectionPosition)
-    } else if !EnginePeer(peer).compactDisplayTitle.isEmpty {
+    } else if !peer.compactDisplayTitle.isEmpty {
         let replacementText = NSMutableAttributedString()
-        replacementText.append(NSAttributedString(string: EnginePeer(peer).compactDisplayTitle, attributes: [ChatTextInputAttributes.textMention: ChatTextInputTextMentionAttribute(peerId: peer.id)]))
+        replacementText.append(NSAttributedString(string: peer.compactDisplayTitle, attributes: [ChatTextInputAttributes.textMention: ChatTextInputTextMentionAttribute(peerId: peer.id)]))
         replacementText.append(NSAttributedString(string: " "))
         
         let updatedRange = NSRange(location: range.location , length: range.length)

submodules/ChatSendMessageActionUI/Sources/ChatSendMessageActionSheetControllerNode.swift

@@ -3,7 +3,6 @@ import UIKit
 import AsyncDisplayKit
 import SwiftSignalKit
 import Display
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import AccountContext

submodules/ChatTextLinkEditUI/Sources/ChatTextLinkEditController.swift

@@ -3,7 +3,6 @@ import UIKit
 import SwiftSignalKit
 import AsyncDisplayKit
 import Display
-import Postbox
 import TelegramCore
 import TelegramPresentationData
 import AccountContext

submodules/ComponentFlow/Source/Base/CombinedComponent.swift

@@ -180,7 +180,8 @@ public final class _UpdatedChildComponent {
     var _opacity: CGFloat?
     var _cornerRadius: CGFloat?
     var _clipsToBounds: Bool?
-
+    var _shadow: Shadow?
+    
     fileprivate var transitionAppear: Transition.Appear?
     fileprivate var transitionAppearWithGuide: (Transition.AppearWithGuide, _AnyChildComponent.Id)?
     fileprivate var transitionDisappear: Transition.Disappear?
@@ -240,7 +241,7 @@ public final class _UpdatedChildComponent {
         self._position = position
         return self
     }
-
+    
     @discardableResult public func scale(_ scale: CGFloat) -> _UpdatedChildComponent {
         self._scale = scale
         return self
@@ -260,6 +261,11 @@ public final class _UpdatedChildComponent {
         self._clipsToBounds = clipsToBounds
         return self
     }
+    
+    @discardableResult public func shadow(_ shadow: Shadow?) -> _UpdatedChildComponent {
+        self._shadow = shadow
+        return self
+    }
 
     @discardableResult public func gesture(_ gesture: Gesture) -> _UpdatedChildComponent {
         self.gestures.append(gesture)
@@ -702,9 +708,20 @@ public extension CombinedComponent {
                         } else {
                             updatedChild.view.frame = updatedChild.size.centered(around: updatedChild._position ?? CGPoint())
                         }
+                        
                         updatedChild.view.alpha = updatedChild._opacity ?? 1.0
                         updatedChild.view.clipsToBounds = updatedChild._clipsToBounds ?? false
                         updatedChild.view.layer.cornerRadius = updatedChild._cornerRadius ?? 0.0
+                        if let shadow = updatedChild._shadow {
+                            updatedChild.view.layer.shadowColor = shadow.color.withAlphaComponent(1.0).cgColor
+                            updatedChild.view.layer.shadowRadius = shadow.radius
+                            updatedChild.view.layer.shadowOpacity = Float(shadow.color.alpha)
+                            updatedChild.view.layer.shadowOffset = shadow.offset
+                        } else {
+                            updatedChild.view.layer.shadowColor = nil
+                            updatedChild.view.layer.shadowRadius = 0.0
+                            updatedChild.view.layer.shadowOpacity = 0.0
+                        }
                         updatedChild.view.context(typeErasedComponent: updatedChild.component).erasedState._updated = { [weak viewContext] transition in
                             guard let viewContext = viewContext else {
                                 return
@@ -833,3 +850,19 @@ public extension CombinedComponent {
         return ActionSlot<Arguments>()
     }
 }
+
+public struct Shadow {
+    public let color: UIColor
+    public let radius: CGFloat
+    public let offset: CGSize
+    
+    public init(
+        color: UIColor,
+        radius: CGFloat,
+        offset: CGSize
+    ) {
+        self.color = color
+        self.radius = radius
+        self.offset = offset
+    }
+}

submodules/ComponentFlow/Source/Base/Transition.swift

@@ -6,7 +6,7 @@ import Display
 @_silgen_name("UIAnimationDragCoefficient") func UIAnimationDragCoefficient() -> Float
 #endif
 
-private extension UIView {
+public extension UIView {
     static var animationDurationFactor: Double {
         #if targetEnvironment(simulator)
         return Double(UIAnimationDragCoefficient())
@@ -73,6 +73,21 @@ public struct Transition {
             case easeInOut
             case spring
             case custom(Float, Float, Float, Float)
+            
+            public func solve(at offset: CGFloat) -> CGFloat {
+                switch self {
+                case .easeInOut:
+                    return listViewAnimationCurveEaseInOut(offset)
+                case .spring:
+                    return listViewAnimationCurveSystem(offset)
+                case let .custom(c1x, c1y, c2x, c2y):
+                    return bezierPoint(CGFloat(c1x), CGFloat(c1y), CGFloat(c2x), CGFloat(c2y), offset)
+                }
+            }
+            
+            public static var slide: Curve {
+                return .custom(0.33, 0.52, 0.25, 0.99)
+            }
         }
 
         case none
@@ -197,6 +212,62 @@ public struct Transition {
         }
     }
     
+    public func setFrameWithAdditivePosition(view: UIView, frame: CGRect, completion: ((Bool) -> Void)? = nil) {
+        assert(view.layer.anchorPoint == CGPoint())
+        
+        if view.frame == frame {
+            completion?(true)
+            return
+        }
+        
+        var completedBounds: Bool?
+        var completedPosition: Bool?
+        let processCompletion: () -> Void = {
+            guard let completedBounds, let completedPosition else {
+                return
+            }
+            completion?(completedBounds && completedPosition)
+        }
+        
+        self.setBounds(view: view, bounds: CGRect(origin: view.bounds.origin, size: frame.size), completion: { value in
+            completedBounds = value
+            processCompletion()
+        })
+        self.animatePosition(view: view, from: CGPoint(x: -frame.minX + view.layer.position.x, y: -frame.minY + view.layer.position.y), to: CGPoint(), additive: true, completion: { value in
+            completedPosition = value
+            processCompletion()
+        })
+        view.layer.position = frame.origin
+    }
+    
+    public func setFrameWithAdditivePosition(layer: CALayer, frame: CGRect, completion: ((Bool) -> Void)? = nil) {
+        assert(layer.anchorPoint == CGPoint())
+        
+        if layer.frame == frame {
+            completion?(true)
+            return
+        }
+        
+        var completedBounds: Bool?
+        var completedPosition: Bool?
+        let processCompletion: () -> Void = {
+            guard let completedBounds, let completedPosition else {
+                return
+            }
+            completion?(completedBounds && completedPosition)
+        }
+        
+        self.setBounds(layer: layer, bounds: CGRect(origin: layer.bounds.origin, size: frame.size), completion: { value in
+            completedBounds = value
+            processCompletion()
+        })
+        self.animatePosition(layer: layer, from: CGPoint(x: -frame.minX + layer.position.x, y: -frame.minY + layer.position.y), to: CGPoint(), additive: true, completion: { value in
+            completedPosition = value
+            processCompletion()
+        })
+        layer.position = frame.origin
+    }
+    
     public func setBounds(view: UIView, bounds: CGRect, completion: ((Bool) -> Void)? = nil) {
         if view.bounds == bounds {
             completion?(true)
@@ -351,7 +422,7 @@ public struct Transition {
                 delay: 0.0,
                 curve: curve,
                 removeOnCompletion: true,
-                additive: true,
+                additive: false,
                 completion: completion
             )
         }
@@ -386,8 +457,15 @@ public struct Transition {
         let t = layer.presentation()?.transform ?? layer.transform
         let currentScale = sqrt((t.m11 * t.m11) + (t.m12 * t.m12) + (t.m13 * t.m13))
         if currentScale == scale {
-            completion?(true)
-            return
+            if let animation = layer.animation(forKey: "transform.scale") as? CABasicAnimation, let toValue = animation.toValue as? NSNumber {
+                if toValue.doubleValue == scale {
+                    completion?(true)
+                    return
+                }
+            } else {
+                completion?(true)
+                return
+            }
         }
         switch self.animation {
         case .none:
@@ -414,9 +492,40 @@ public struct Transition {
         self.setTransform(layer: view.layer, transform: transform, completion: completion)
     }
     
+    public func setTransformAsKeyframes(view: UIView, transform: (CGFloat, Bool) -> CATransform3D, completion: ((Bool) -> Void)? = nil) {
+        self.setTransformAsKeyframes(layer: view.layer, transform: transform, completion: completion)
+    }
+    
     public func setTransform(layer: CALayer, transform: CATransform3D, completion: ((Bool) -> Void)? = nil) {
+        if let animation = layer.animation(forKey: "transform") as? CABasicAnimation, let toValue = animation.toValue as? NSValue {
+            if CATransform3DEqualToTransform(toValue.caTransform3DValue, transform) {
+                completion?(true)
+                return
+            }
+        } else if let animation = layer.animation(forKey: "transform") as? CAKeyframeAnimation, let toValue = animation.values?.last as? NSValue {
+            if CATransform3DEqualToTransform(toValue.caTransform3DValue, transform) {
+                completion?(true)
+                return
+            }
+        }
+        
+        if CATransform3DEqualToTransform(layer.transform, transform) {
+            completion?(true)
+            return
+        }
+        
         switch self.animation {
         case .none:
+            if layer.animation(forKey: "transform") != nil {
+                if let animation = layer.animation(forKey: "transform") as? CAKeyframeAnimation, let toValue = animation.values?.last as? NSValue {
+                    if CATransform3DEqualToTransform(toValue.caTransform3DValue, transform) {
+                        completion?(true)
+                        return
+                    }
+                }
+                
+                layer.removeAnimation(forKey: "transform")
+            }
             layer.transform = transform
             completion?(true)
         case let .curve(duration, curve):
@@ -426,6 +535,7 @@ public struct Transition {
             } else {
                 previousValue = layer.transform
             }
+            
             layer.transform = transform
             layer.animate(
                 from: NSValue(caTransform3D: previousValue),
@@ -441,6 +551,67 @@ public struct Transition {
         }
     }
     
+    public func setTransformAsKeyframes(layer: CALayer, transform: (CGFloat, Bool) -> CATransform3D, completion: ((Bool) -> Void)? = nil) {
+        let finalTransform = transform(1.0, true)
+        
+        let t = layer.transform
+        do {
+            if let animation = layer.animation(forKey: "transform") as? CABasicAnimation, let toValue = animation.toValue as? NSValue {
+                if CATransform3DEqualToTransform(toValue.caTransform3DValue, finalTransform) {
+                    completion?(true)
+                    return
+                }
+            } else if let animation = layer.animation(forKey: "transform") as? CAKeyframeAnimation, let toValue = animation.values?.last as? NSValue {
+                if CATransform3DEqualToTransform(toValue.caTransform3DValue, finalTransform) {
+                    completion?(true)
+                    return
+                }
+            } else if CATransform3DEqualToTransform(t, finalTransform) {
+                completion?(true)
+                return
+            }
+        }
+        
+        switch self.animation {
+        case .none:
+            if layer.animation(forKey: "transform") != nil {
+                layer.removeAnimation(forKey: "transform")
+            }
+            layer.transform = transform(1.0, true)
+            completion?(true)
+        case let .curve(duration, curve):
+            let framesPerSecond: CGFloat
+            if #available(iOS 15.0, *) {
+                framesPerSecond = duration * CGFloat(UIScreen.main.maximumFramesPerSecond)
+            } else {
+                framesPerSecond = 60.0
+            }
+            
+            let numValues = Int(framesPerSecond * duration)
+            if numValues == 0 {
+                layer.transform = transform(1.0, true)
+                completion?(true)
+                return
+            }
+            
+            var values: [AnyObject] = []
+            
+            for i in 0 ... numValues {
+                let t = curve.solve(at: CGFloat(i) / CGFloat(numValues))
+                values.append(NSValue(caTransform3D: transform(t, false)))
+            }
+            
+            layer.transform = transform(1.0, true)
+            layer.animateKeyframes(
+                values: values,
+                duration: duration,
+                keyPath: "transform",
+                removeOnCompletion: true,
+                completion: completion
+            )
+        }
+    }
+    
     public func setSublayerTransform(view: UIView, transform: CATransform3D, completion: ((Bool) -> Void)? = nil) {
         self.setSublayerTransform(layer: view.layer, transform: transform, completion: completion)
     }
@@ -732,6 +903,80 @@ public struct Transition {
         }
     }
     
+    public func setShapeLayerStrokeStart(layer: CAShapeLayer, strokeStart: CGFloat, completion: ((Bool) -> Void)? = nil) {
+        switch self.animation {
+        case .none:
+            layer.strokeStart = strokeStart
+            completion?(true)
+        case let .curve(duration, curve):
+            let previousStrokeStart = layer.strokeStart
+            layer.strokeStart = strokeStart
+            
+            layer.animate(
+                from: previousStrokeStart as NSNumber,
+                to: strokeStart as NSNumber,
+                keyPath: "strokeStart",
+                duration: duration,
+                delay: 0.0,
+                curve: curve,
+                removeOnCompletion: true,
+                additive: false,
+                completion: completion
+            )
+        }
+    }
+    
+    public func setShapeLayerStrokeEnd(layer: CAShapeLayer, strokeEnd: CGFloat, completion: ((Bool) -> Void)? = nil) {
+        switch self.animation {
+        case .none:
+            layer.strokeEnd = strokeEnd
+            completion?(true)
+        case let .curve(duration, curve):
+            let previousStrokeEnd = layer.strokeEnd
+            layer.strokeEnd = strokeEnd
+            
+            layer.animate(
+                from: previousStrokeEnd as NSNumber,
+                to: strokeEnd as NSNumber,
+                keyPath: "strokeEnd",
+                duration: duration,
+                delay: 0.0,
+                curve: curve,
+                removeOnCompletion: true,
+                additive: false,
+                completion: completion
+            )
+        }
+    }
+    
+    public func setShapeLayerFillColor(layer: CAShapeLayer, color: UIColor, completion: ((Bool) -> Void)? = nil) {
+        if let current = layer.layerTintColor, current == color.cgColor {
+            completion?(true)
+            return
+        }
+        
+        switch self.animation {
+        case .none:
+            layer.fillColor = color.cgColor
+            completion?(true)
+        case let .curve(duration, curve):
+            let previousColor: CGColor = layer.fillColor ?? UIColor.clear.cgColor
+            layer.fillColor = color.cgColor
+            
+            layer.animate(
+                from: previousColor,
+                to: color.cgColor,
+                keyPath: "fillColor",
+                duration: duration,
+                delay: 0.0,
+                curve: curve,
+                removeOnCompletion: true,
+                additive: false,
+                completion: completion
+            )
+        }
+    }
+    
     public func setBackgroundColor(view: UIView, color: UIColor, completion: ((Bool) -> Void)? = nil) {
         self.setBackgroundColor(layer: view.layer, color: color, completion: completion)
     }
@@ -819,4 +1064,18 @@ public struct Transition {
             )
         }
     }
+    
+    public func animateContentsImage(layer: CALayer, from fromImage: CGImage, to toImage: CGImage, duration: Double, curve: Transition.Animation.Curve, completion: ((Bool) -> Void)? = nil) {
+        layer.animate(
+            from: fromImage,
+            to: toImage,
+            keyPath: "contents",
+            duration: duration,
+            delay: 0.0,
+            curve: .easeInOut,
+            removeOnCompletion: true,
+            additive: false,
+            completion: completion
+        )
+    }
 }

submodules/ComponentFlow/Source/Components/Button.swift

@@ -9,20 +9,24 @@ public final class Button: Component {
     public let isEnabled: Bool
     public let action: () -> Void
     public let holdAction: (() -> Void)?
+    public let highlightedAction: ActionSlot<Bool>?
 
     convenience public init(
         content: AnyComponent<Empty>,
         isEnabled: Bool = true,
-        action: @escaping () -> Void
+        automaticHighlight: Bool = true,
+        action: @escaping () -> Void,
+        highlightedAction: ActionSlot<Bool>? = nil
     ) {
         self.init(
             content: content,
             minSize: nil,
             tag: nil,
-            automaticHighlight: true,
+            automaticHighlight: automaticHighlight,
             isEnabled: isEnabled,
             action: action,
-            holdAction: nil
+            holdAction: nil,
+            highlightedAction: highlightedAction
         )
     }
     
@@ -33,7 +37,8 @@ public final class Button: Component {
         automaticHighlight: Bool = true,
         isEnabled: Bool = true,
         action: @escaping () -> Void,
-        holdAction: (() -> Void)?
+        holdAction: (() -> Void)?,
+        highlightedAction: ActionSlot<Bool>?
     ) {
         self.content = content
         self.minSize = minSize
@@ -42,6 +47,7 @@ public final class Button: Component {
         self.isEnabled = isEnabled
         self.action = action
         self.holdAction = holdAction
+        self.highlightedAction = highlightedAction
     }
     
     public func minSize(_ minSize: CGSize?) -> Button {
@@ -52,7 +58,8 @@ public final class Button: Component {
             automaticHighlight: self.automaticHighlight,
             isEnabled: self.isEnabled,
             action: self.action,
-            holdAction: self.holdAction
+            holdAction: self.holdAction,
+            highlightedAction: self.highlightedAction
         )
     }
     
@@ -64,7 +71,8 @@ public final class Button: Component {
             automaticHighlight: self.automaticHighlight,
             isEnabled: self.isEnabled,
             action: self.action,
-            holdAction: holdAction
+            holdAction: holdAction,
+            highlightedAction: self.highlightedAction
         )
     }
     
@@ -76,7 +84,8 @@ public final class Button: Component {
             automaticHighlight: self.automaticHighlight,
             isEnabled: self.isEnabled,
             action: self.action,
-            holdAction: self.holdAction
+            holdAction: self.holdAction,
+            highlightedAction: self.highlightedAction
         )
     }
     
@@ -102,14 +111,21 @@ public final class Button: Component {
     public final class View: UIButton, ComponentTaggedView {
         private let contentView: ComponentHostView<Empty>
         
+        public var content: UIView? {
+            return self.contentView.componentView
+        }
+        
         private var component: Button?
         private var currentIsHighlighted: Bool = false {
             didSet {
-                guard let component = self.component, component.automaticHighlight else {
+                guard let component = self.component else {
                     return
                 }
                 if self.currentIsHighlighted != oldValue {
-                    self.updateAlpha(transition: .immediate)
+                    if component.automaticHighlight {
+                        self.updateAlpha(transition: .immediate)
+                    }
+                    component.highlightedAction?.invoke(self.currentIsHighlighted)
                 }
             }
         }
@@ -137,9 +153,12 @@ public final class Button: Component {
         override init(frame: CGRect) {
             self.contentView = ComponentHostView<Empty>()
             self.contentView.isUserInteractionEnabled = false
+            self.contentView.layer.allowsGroupOpacity = true
             
             super.init(frame: frame)
             
+            self.isExclusiveTouch = true
+            
             self.addSubview(self.contentView)
             
             self.addTarget(self, action: #selector(self.pressed), for: .touchUpInside)

submodules/ComponentFlow/Source/Components/Image.swift

@@ -4,13 +4,19 @@ import UIKit
 public final class Image: Component {
     public let image: UIImage?
     public let tintColor: UIColor?
+    public let size: CGSize?
+    public let contentMode: UIImageView.ContentMode
 
     public init(
         image: UIImage?,
-        tintColor: UIColor? = nil
+        tintColor: UIColor? = nil,
+        size: CGSize? = nil,
+        contentMode: UIImageView.ContentMode = .scaleToFill
     ) {
         self.image = image
         self.tintColor = tintColor
+        self.size = size
+        self.contentMode = contentMode
     }
 
     public static func ==(lhs: Image, rhs: Image) -> Bool {
@@ -20,6 +26,12 @@ public final class Image: Component {
         if lhs.tintColor != rhs.tintColor {
             return false
         }
+        if lhs.size != rhs.size {
+            return false
+        }
+        if lhs.contentMode != rhs.contentMode {
+            return false
+        }
         return true
     }
 
@@ -35,8 +47,9 @@ public final class Image: Component {
         func update(component: Image, availableSize: CGSize, environment: Environment<Empty>, transition: Transition) -> CGSize {
             self.image = component.image
             self.tintColor = component.tintColor
+            self.contentMode = component.contentMode
 
-            return availableSize
+            return component.size ?? availableSize
         }
     }
 

submodules/ComponentFlow/Source/Components/RoundedRectangle.swift

@@ -58,7 +58,7 @@ public final class RoundedRectangle: Component {
                     }
                     self.image = UIGraphicsGetImageFromCurrentImageContext()?.stretchableImage(withLeftCapWidth: Int(component.cornerRadius), topCapHeight: Int(component.cornerRadius))
                     UIGraphicsEndImageContext()
-                } else if component.colors.count > 1{
+                } else if component.colors.count > 1 {
                     let imageSize = availableSize
                     UIGraphicsBeginImageContextWithOptions(imageSize, false, 0.0)
                     if let context = UIGraphicsGetCurrentContext() {