Merge branch 'master' of gitlab.com:peter-iakovlev/telegram-ios

Makefile

@@ -3,7 +3,7 @@
 include Utils.makefile
 
 
-APP_VERSION="7.1.1"
+APP_VERSION="7.1.2"
 CORE_COUNT=$(shell sysctl -n hw.logicalcpu)
 CORE_COUNT_MINUS_ONE=$(shell expr ${CORE_COUNT} \- 1)
 

submodules/LegacyDataImport/Sources/LegacyChatImport.swift

@@ -569,7 +569,7 @@ private func loadLegacyMessages(account: TemporaryAccount, basePath: String, acc
                 parsedAttributes.append(AutoremoveTimeoutMessageAttribute(timeout: autoremoveTimeout, countdownBeginTime: countdownBeginTime))
             }
             
-            let (parsedTags, parsedGlobalTags) = tagsForStoreMessage(incoming: parsedFlags.contains(.Incoming), attributes: parsedAttributes, media: parsedMedia, textEntities: nil)
+            let (parsedTags, parsedGlobalTags) = tagsForStoreMessage(incoming: parsedFlags.contains(.Incoming), attributes: parsedAttributes, media: parsedMedia, textEntities: nil, isPinned: false)
             messages.append(StoreMessage(id: parsedId, globallyUniqueId: globallyUniqueId, groupingKey: parsedGroupingKey, threadId: nil, timestamp: timestamp, flags: parsedFlags, tags: parsedTags, globalTags: parsedGlobalTags, localTags: [], forwardInfo: nil, authorId: parsedAuthorId, text: text, attributes: parsedAttributes, media: parsedMedia))
             
             //Logger.shared.log("loadLegacyMessages", "message \(messageId) completed")

submodules/SyncCore/Sources/Namespaces.swift

@@ -98,8 +98,9 @@ public extension MessageTags {
     static let gif = MessageTags(rawValue: 1 << 7)
     static let photo = MessageTags(rawValue: 1 << 8)
     static let video = MessageTags(rawValue: 1 << 9)
+    static let pinned = MessageTags(rawValue: 1 << 10)
     
-    static let all: MessageTags = [.photoOrVideo, .file, .music, .webPage, .voiceOrInstantVideo, .unseenPersonalMessage, .liveLocation, .gif, .photo, .video]
+    static let all: MessageTags = [.photoOrVideo, .file, .music, .webPage, .voiceOrInstantVideo, .unseenPersonalMessage, .liveLocation, .gif, .photo, .video, .pinned]
 }
 
 public extension GlobalMessageTags {

submodules/SyncCore/Sources/StandaloneAccountTransaction.swift

@@ -26,7 +26,10 @@ public let telegramPostboxSeedConfiguration: SeedConfiguration = {
     var upgradedMessageHoles: [PeerId.Namespace: [MessageId.Namespace: Set<MessageTags>]] = [:]
     for peerNamespace in peerIdNamespacesWithInitialCloudMessageHoles {
         upgradedMessageHoles[peerNamespace] = [
-            Namespaces.Message.Cloud: Set(MessageTags.gif)
+            Namespaces.Message.Cloud: Set([
+                MessageTags.gif,
+                MessageTags.pinned
+            ])
         ]
     }
     

submodules/TelegramApi/Sources/Api0.swift

@@ -259,6 +259,7 @@ fileprivate let parsers: [Int32 : (BufferReader) -> Any?] = {
     dict[1178116716] = { return Api.Update.parse_updateReadChannelDiscussionOutbox($0) }
     dict[610945826] = { return Api.Update.parse_updatePeerBlocked($0) }
     dict[-13975905] = { return Api.Update.parse_updateChannelUserTyping($0) }
+    dict[-2054649973] = { return Api.Update.parse_updatePinnedChannelMessages($0) }
     dict[136574537] = { return Api.messages.VotesList.parse_votesList($0) }
     dict[1558266229] = { return Api.PopularContact.parse_popularContact($0) }
     dict[-373643672] = { return Api.FolderPeer.parse_folderPeer($0) }
@@ -267,6 +268,7 @@ fileprivate let parsers: [Int32 : (BufferReader) -> Any?] = {
     dict[470789295] = { return Api.ChannelParticipant.parse_channelParticipantBanned($0) }
     dict[-859915345] = { return Api.ChannelParticipant.parse_channelParticipantAdmin($0) }
     dict[1149094475] = { return Api.ChannelParticipant.parse_channelParticipantCreator($0) }
+    dict[-1010402965] = { return Api.ChannelParticipant.parse_channelParticipantLeft($0) }
     dict[-1567730343] = { return Api.MessageUserVote.parse_messageUserVote($0) }
     dict[909603888] = { return Api.MessageUserVote.parse_messageUserVoteInputOption($0) }
     dict[244310238] = { return Api.MessageUserVote.parse_messageUserVoteMultiple($0) }
@@ -692,6 +694,7 @@ fileprivate let parsers: [Int32 : (BufferReader) -> Any?] = {
     dict[1187706024] = { return Api.MessagesFilter.parse_inputMessagesFilterMyMentionsUnread($0) }
     dict[-419271411] = { return Api.MessagesFilter.parse_inputMessagesFilterGeo($0) }
     dict[-530392189] = { return Api.MessagesFilter.parse_inputMessagesFilterContacts($0) }
+    dict[464520273] = { return Api.MessagesFilter.parse_inputMessagesFilterPinned($0) }
     dict[364538944] = { return Api.messages.Dialogs.parse_dialogs($0) }
     dict[1910543603] = { return Api.messages.Dialogs.parse_dialogsSlice($0) }
     dict[-253500010] = { return Api.messages.Dialogs.parse_dialogsNotModified($0) }

submodules/TelegramApi/Sources/Api1.swift

@@ -6178,6 +6178,7 @@ public extension Api {
         case updateReadChannelDiscussionOutbox(channelId: Int32, topMsgId: Int32, readMaxId: Int32)
         case updatePeerBlocked(peerId: Api.Peer, blocked: Api.Bool)
         case updateChannelUserTyping(flags: Int32, channelId: Int32, topMsgId: Int32?, userId: Int32, action: Api.SendMessageAction)
+        case updatePinnedChannelMessages(flags: Int32, channelId: Int32, messages: [Int32], pts: Int32, ptsCount: Int32)
     
     public func serialize(_ buffer: Buffer, _ boxed: Swift.Bool) {
     switch self {
@@ -6907,6 +6908,20 @@ public extension Api {
                     serializeInt32(userId, buffer: buffer, boxed: false)
                     action.serialize(buffer, true)
                     break
+                case .updatePinnedChannelMessages(let flags, let channelId, let messages, let pts, let ptsCount):
+                    if boxed {
+                        buffer.appendInt32(-2054649973)
+                    }
+                    serializeInt32(flags, buffer: buffer, boxed: false)
+                    serializeInt32(channelId, buffer: buffer, boxed: false)
+                    buffer.appendInt32(481674261)
+                    buffer.appendInt32(Int32(messages.count))
+                    for item in messages {
+                        serializeInt32(item, buffer: buffer, boxed: false)
+                    }
+                    serializeInt32(pts, buffer: buffer, boxed: false)
+                    serializeInt32(ptsCount, buffer: buffer, boxed: false)
+                    break
     }
     }
     
@@ -7084,6 +7099,8 @@ public extension Api {
                 return ("updatePeerBlocked", [("peerId", peerId), ("blocked", blocked)])
                 case .updateChannelUserTyping(let flags, let channelId, let topMsgId, let userId, let action):
                 return ("updateChannelUserTyping", [("flags", flags), ("channelId", channelId), ("topMsgId", topMsgId), ("userId", userId), ("action", action)])
+                case .updatePinnedChannelMessages(let flags, let channelId, let messages, let pts, let ptsCount):
+                return ("updatePinnedChannelMessages", [("flags", flags), ("channelId", channelId), ("messages", messages), ("pts", pts), ("ptsCount", ptsCount)])
     }
     }
     
@@ -8549,6 +8566,31 @@ public extension Api {
                 return nil
             }
         }
+        public static func parse_updatePinnedChannelMessages(_ reader: BufferReader) -> Update? {
+            var _1: Int32?
+            _1 = reader.readInt32()
+            var _2: Int32?
+            _2 = reader.readInt32()
+            var _3: [Int32]?
+            if let _ = reader.readInt32() {
+                _3 = Api.parseVector(reader, elementSignature: -1471112230, elementType: Int32.self)
+            }
+            var _4: Int32?
+            _4 = reader.readInt32()
+            var _5: Int32?
+            _5 = reader.readInt32()
+            let _c1 = _1 != nil
+            let _c2 = _2 != nil
+            let _c3 = _3 != nil
+            let _c4 = _4 != nil
+            let _c5 = _5 != nil
+            if _c1 && _c2 && _c3 && _c4 && _c5 {
+                return Api.Update.updatePinnedChannelMessages(flags: _1!, channelId: _2!, messages: _3!, pts: _4!, ptsCount: _5!)
+            }
+            else {
+                return nil
+            }
+        }
     
     }
     public enum PopularContact: TypeConstructorDescription {
@@ -8635,6 +8677,7 @@ public extension Api {
         case channelParticipantBanned(flags: Int32, userId: Int32, kickedBy: Int32, date: Int32, bannedRights: Api.ChatBannedRights)
         case channelParticipantAdmin(flags: Int32, userId: Int32, inviterId: Int32?, promotedBy: Int32, date: Int32, adminRights: Api.ChatAdminRights, rank: String?)
         case channelParticipantCreator(flags: Int32, userId: Int32, adminRights: Api.ChatAdminRights, rank: String?)
+        case channelParticipantLeft(userId: Int32)
     
     public func serialize(_ buffer: Buffer, _ boxed: Swift.Bool) {
     switch self {
@@ -8684,6 +8727,12 @@ public extension Api {
                     adminRights.serialize(buffer, true)
                     if Int(flags) & Int(1 << 0) != 0 {serializeString(rank!, buffer: buffer, boxed: false)}
                     break
+                case .channelParticipantLeft(let userId):
+                    if boxed {
+                        buffer.appendInt32(-1010402965)
+                    }
+                    serializeInt32(userId, buffer: buffer, boxed: false)
+                    break
     }
     }
     
@@ -8699,6 +8748,8 @@ public extension Api {
                 return ("channelParticipantAdmin", [("flags", flags), ("userId", userId), ("inviterId", inviterId), ("promotedBy", promotedBy), ("date", date), ("adminRights", adminRights), ("rank", rank)])
                 case .channelParticipantCreator(let flags, let userId, let adminRights, let rank):
                 return ("channelParticipantCreator", [("flags", flags), ("userId", userId), ("adminRights", adminRights), ("rank", rank)])
+                case .channelParticipantLeft(let userId):
+                return ("channelParticipantLeft", [("userId", userId)])
     }
     }
     
@@ -8811,6 +8862,17 @@ public extension Api {
                 return nil
             }
         }
+        public static func parse_channelParticipantLeft(_ reader: BufferReader) -> ChannelParticipant? {
+            var _1: Int32?
+            _1 = reader.readInt32()
+            let _c1 = _1 != nil
+            if _c1 {
+                return Api.ChannelParticipant.channelParticipantLeft(userId: _1!)
+            }
+            else {
+                return nil
+            }
+        }
     
     }
     public enum MessageUserVote: TypeConstructorDescription {
@@ -19590,6 +19652,7 @@ public extension Api {
         case inputMessagesFilterMyMentionsUnread
         case inputMessagesFilterGeo
         case inputMessagesFilterContacts
+        case inputMessagesFilterPinned
     
     public func serialize(_ buffer: Buffer, _ boxed: Swift.Bool) {
     switch self {
@@ -19700,6 +19763,12 @@ public extension Api {
                         buffer.appendInt32(-530392189)
                     }
                     
+                    break
+                case .inputMessagesFilterPinned:
+                    if boxed {
+                        buffer.appendInt32(464520273)
+                    }
+                    
                     break
     }
     }
@@ -19742,6 +19811,8 @@ public extension Api {
                 return ("inputMessagesFilterGeo", [])
                 case .inputMessagesFilterContacts:
                 return ("inputMessagesFilterContacts", [])
+                case .inputMessagesFilterPinned:
+                return ("inputMessagesFilterPinned", [])
     }
     }
     
@@ -19807,6 +19878,9 @@ public extension Api {
         public static func parse_inputMessagesFilterContacts(_ reader: BufferReader) -> MessagesFilter? {
             return Api.MessagesFilter.inputMessagesFilterContacts
         }
+        public static func parse_inputMessagesFilterPinned(_ reader: BufferReader) -> MessagesFilter? {
+            return Api.MessagesFilter.inputMessagesFilterPinned
+        }
     
     }
     public enum EmojiKeyword: TypeConstructorDescription {

submodules/TelegramApi/Sources/Api3.swift

@@ -2963,22 +2963,6 @@ public extension Api {
                     })
                 }
             
-                public static func updatePinnedMessage(flags: Int32, peer: Api.InputPeer, id: Int32) -> (FunctionDescription, Buffer, DeserializeFunctionResponse<Api.Updates>) {
-                    let buffer = Buffer()
-                    buffer.appendInt32(-760547348)
-                    serializeInt32(flags, buffer: buffer, boxed: false)
-                    peer.serialize(buffer, true)
-                    serializeInt32(id, buffer: buffer, boxed: false)
-                    return (FunctionDescription(name: "messages.updatePinnedMessage", parameters: [("flags", flags), ("peer", peer), ("id", id)]), buffer, DeserializeFunctionResponse { (buffer: Buffer) -> Api.Updates? in
-                        let reader = BufferReader(buffer)
-                        var result: Api.Updates?
-                        if let signature = reader.readInt32() {
-                            result = Api.parse(reader, signature: signature) as? Api.Updates
-                        }
-                        return result
-                    })
-                }
-            
                 public static func sendVote(peer: Api.InputPeer, msgId: Int32, options: [Buffer]) -> (FunctionDescription, Buffer, DeserializeFunctionResponse<Api.Updates>) {
                     let buffer = Buffer()
                     buffer.appendInt32(283795844)
@@ -3780,6 +3764,22 @@ public extension Api {
                         return result
                     })
                 }
+            
+                public static func updatePinnedMessage(flags: Int32, peer: Api.InputPeer, id: Int32) -> (FunctionDescription, Buffer, DeserializeFunctionResponse<Api.Updates>) {
+                    let buffer = Buffer()
+                    buffer.appendInt32(-760547348)
+                    serializeInt32(flags, buffer: buffer, boxed: false)
+                    peer.serialize(buffer, true)
+                    serializeInt32(id, buffer: buffer, boxed: false)
+                    return (FunctionDescription(name: "messages.updatePinnedMessage", parameters: [("flags", flags), ("peer", peer), ("id", id)]), buffer, DeserializeFunctionResponse { (buffer: Buffer) -> Api.Updates? in
+                        let reader = BufferReader(buffer)
+                        var result: Api.Updates?
+                        if let signature = reader.readInt32() {
+                            result = Api.parse(reader, signature: signature) as? Api.Updates
+                        }
+                        return result
+                    })
+                }
             }
             public struct channels {
                 public static func readHistory(channel: Api.InputChannel, maxId: Int32) -> (FunctionDescription, Buffer, DeserializeFunctionResponse<Api.Bool>) {

submodules/TelegramCore/Sources/AccountIntermediateState.swift

@@ -85,6 +85,7 @@ enum AccountStateMutationOperation {
     case UpdatePeer(PeerId, (Peer?) -> Peer?)
     case UpdateIsContact(PeerId, Bool)
     case UpdateCachedPeerData(PeerId, (CachedPeerData?) -> CachedPeerData?)
+    case UpdateMessagesPinned([MessageId], Bool)
     case MergeApiUsers([Api.User])
     case MergePeerPresences([PeerId: Api.UserStatus], Bool)
     case UpdateSecretChat(chat: Api.EncryptedChat, timestamp: Int32)
@@ -369,6 +370,10 @@ struct AccountMutableState {
         self.addOperation(.UpdateCachedPeerData(id, f))
     }
     
+    mutating func updateMessagesPinned(ids: [MessageId], pinned: Bool) {
+        self.addOperation(.UpdateMessagesPinned(ids, pinned))
+    }
+    
     mutating func updateLangPack(langCode: String, difference: Api.LangPackDifference?) {
         self.addOperation(.UpdateLangPack(langCode, difference))
     }
@@ -479,7 +484,7 @@ struct AccountMutableState {
     
     mutating func addOperation(_ operation: AccountStateMutationOperation) {
         switch operation {
-        case .DeleteMessages, .DeleteMessagesWithGlobalIds, .EditMessage, .UpdateMessagePoll/*, .UpdateMessageReactions*/, .UpdateMedia, .ReadOutbox, .ReadGroupFeedInbox, .MergePeerPresences, .UpdateSecretChat, .AddSecretMessages, .ReadSecretOutbox, .AddPeerInputActivity, .UpdateCachedPeerData, .UpdatePinnedItemIds, .ReadMessageContents, .UpdateMessageImpressionCount, .UpdateMessageForwardsCount, .UpdateInstalledStickerPacks, .UpdateRecentGifs, .UpdateChatInputState, .UpdateCall, .AddCallSignalingData, .UpdateLangPack, .UpdateMinAvailableMessage, .UpdatePeerChatUnreadMark, .UpdateIsContact, .UpdatePeerChatInclusion, .UpdatePeersNearby, .UpdateTheme, .SyncChatListFilters, .UpdateChatListFilterOrder, .UpdateChatListFilter, .UpdateReadThread:
+        case .DeleteMessages, .DeleteMessagesWithGlobalIds, .EditMessage, .UpdateMessagePoll/*, .UpdateMessageReactions*/, .UpdateMedia, .ReadOutbox, .ReadGroupFeedInbox, .MergePeerPresences, .UpdateSecretChat, .AddSecretMessages, .ReadSecretOutbox, .AddPeerInputActivity, .UpdateCachedPeerData, .UpdatePinnedItemIds, .ReadMessageContents, .UpdateMessageImpressionCount, .UpdateMessageForwardsCount, .UpdateInstalledStickerPacks, .UpdateRecentGifs, .UpdateChatInputState, .UpdateCall, .AddCallSignalingData, .UpdateLangPack, .UpdateMinAvailableMessage, .UpdatePeerChatUnreadMark, .UpdateIsContact, .UpdatePeerChatInclusion, .UpdatePeersNearby, .UpdateTheme, .SyncChatListFilters, .UpdateChatListFilterOrder, .UpdateChatListFilter, .UpdateReadThread, .UpdateMessagesPinned:
                 break
             case let .AddMessages(messages, location):
                 for message in messages {

submodules/TelegramCore/Sources/AccountStateManagementUtils.swift

@@ -663,6 +663,13 @@ private func sortedUpdates(_ updates: [Api.Update]) -> [Api.Update] {
                 } else {
                     updatesByChannel[peerId]!.append(update)
                 }
+            case let .updatePinnedChannelMessages(_, channelId, _, _, _):
+                let peerId = PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)
+                if updatesByChannel[peerId] == nil {
+                    updatesByChannel[peerId] = [update]
+                } else {
+                    updatesByChannel[peerId]!.append(update)
+                }
             case let .updateNewChannelMessage(message, _, _):
                 if let peerId = apiMessagePeerId(message) {
                     if updatesByChannel[peerId] == nil {
@@ -718,6 +725,8 @@ private func sortedUpdates(_ updates: [Api.Update]) -> [Api.Update] {
                     lhsPts = pts
                 case let .updateEditChannelMessage(_, pts, _):
                     lhsPts = pts
+                case let .updatePinnedChannelMessages(_, _, _, pts, _):
+                    lhsPts = pts
                 default:
                     break
             }
@@ -731,6 +740,8 @@ private func sortedUpdates(_ updates: [Api.Update]) -> [Api.Update] {
                     rhsPts = pts
                 case let .updateEditChannelMessage(_, pts, _):
                     rhsPts = pts
+                case let .updatePinnedChannelMessages(_, channelId, _, pts, _):
+                    rhsPts = pts
                 default:
                     break
             }
@@ -1106,7 +1117,9 @@ private func finalStateWithUpdatesAndServerTime(postbox: Postbox, network: Netwo
                 })
             case let .updateChannelPinnedMessage(channelId, id):
                 let channelPeerId = PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)
-                updatedState.updateCachedPeerData(channelPeerId, { current in
+                updatedState.updateMessagesPinned(ids: [MessageId(peerId: channelPeerId, namespace: Namespaces.Message.Cloud, id: id)], pinned: true)
+                
+                /*updatedState.updateCachedPeerData(channelPeerId, { current in
                     let previous: CachedChannelData
                     if let current = current as? CachedChannelData {
                         previous = current
@@ -1114,7 +1127,31 @@ private func finalStateWithUpdatesAndServerTime(postbox: Postbox, network: Netwo
                         previous = CachedChannelData()
                     }
                     return previous.withUpdatedPinnedMessageId(id == 0 ? nil : MessageId(peerId: channelPeerId, namespace: Namespaces.Message.Cloud, id: id))
-                })
+                })*/
+            case let .updatePinnedChannelMessages(flags, channelId, messages, pts, ptsCount):
+                let peerId = PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)
+                if let previousState = updatedState.channelStates[peerId] {
+                    if previousState.pts >= pts {
+                        Logger.shared.log("State", "channel \(peerId) (\((updatedState.peers[peerId] as? TelegramChannel)?.title ?? "nil")) skip old pinned messages update")
+                    } else if previousState.pts + ptsCount == pts {
+                        let channelPeerId = PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)
+                        updatedState.updateMessagesPinned(ids: messages.map { id in
+                            MessageId(peerId: channelPeerId, namespace: Namespaces.Message.Cloud, id: id)
+                        }, pinned: (flags & (1 << 0)) != 0)
+                        updatedState.updateChannelState(peerId, pts: pts)
+                    } else {
+                        if !channelsToPoll.contains(peerId) {
+                            Logger.shared.log("State", "channel \(peerId) (\((updatedState.peers[peerId] as? TelegramChannel)?.title ?? "nil")) pinned messages pts hole")
+                            channelsToPoll.insert(peerId)
+                            //updatedMissingUpdates = true
+                        }
+                    }
+                } else {
+                    if !channelsToPoll.contains(peerId) {
+                        //Logger.shared.log("State", "channel \(peerId) (\((updatedState.peers[peerId] as? TelegramChannel)?.title ?? "nil")) state unknown")
+                        channelsToPoll.insert(peerId)
+                    }
+                }
             case let .updateUserPinnedMessage(userId, id):
                 let userPeerId = PeerId(namespace: Namespaces.Peer.CloudUser, id: userId)
                 updatedState.updateCachedPeerData(userPeerId, { current in
@@ -1907,6 +1944,11 @@ private func pollChannel(network: Network, peer: Peer, state: AccountMutableStat
                                         }
                                         return previous.withUpdatedPinnedMessageId(id == 0 ? nil : MessageId(peerId: peer.id, namespace: Namespaces.Message.Cloud, id: id))
                                     })
+                                case let .updatePinnedChannelMessages(flags, channelId, messages, _, _):
+                                    let channelPeerId = PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)
+                                    updatedState.updateMessagesPinned(ids: messages.map { id in
+                                        MessageId(peerId: channelPeerId, namespace: Namespaces.Message.Cloud, id: id)
+                                    }, pinned: (flags & (1 << 0)) != 0)
                                 case let .updateChannelReadMessagesContents(_, messages):
                                     updatedState.addReadMessagesContents((peer.id, messages))
                                 case let .updateChannelMessageViews(_, id, views):
@@ -2107,7 +2149,7 @@ private func optimizedOperations(_ operations: [AccountStateMutationOperation])
     var currentAddScheduledMessages: OptimizeAddMessagesState?
     for operation in operations {
         switch operation {
-        case .DeleteMessages, .DeleteMessagesWithGlobalIds, .EditMessage, .UpdateMessagePoll/*, .UpdateMessageReactions*/, .UpdateMedia, .MergeApiChats, .MergeApiUsers, .MergePeerPresences, .UpdatePeer, .ReadInbox, .ReadOutbox, .ReadGroupFeedInbox, .ResetReadState, .ResetIncomingReadState, .UpdatePeerChatUnreadMark, .ResetMessageTagSummary, .UpdateNotificationSettings, .UpdateGlobalNotificationSettings, .UpdateSecretChat, .AddSecretMessages, .ReadSecretOutbox, .AddPeerInputActivity, .UpdateCachedPeerData, .UpdatePinnedItemIds, .ReadMessageContents, .UpdateMessageImpressionCount, .UpdateMessageForwardsCount, .UpdateInstalledStickerPacks, .UpdateRecentGifs, .UpdateChatInputState, .UpdateCall, .AddCallSignalingData, .UpdateLangPack, .UpdateMinAvailableMessage, .UpdateIsContact, .UpdatePeerChatInclusion, .UpdatePeersNearby, .UpdateTheme, .SyncChatListFilters, .UpdateChatListFilter, .UpdateChatListFilterOrder, .UpdateReadThread:
+        case .DeleteMessages, .DeleteMessagesWithGlobalIds, .EditMessage, .UpdateMessagePoll/*, .UpdateMessageReactions*/, .UpdateMedia, .MergeApiChats, .MergeApiUsers, .MergePeerPresences, .UpdatePeer, .ReadInbox, .ReadOutbox, .ReadGroupFeedInbox, .ResetReadState, .ResetIncomingReadState, .UpdatePeerChatUnreadMark, .ResetMessageTagSummary, .UpdateNotificationSettings, .UpdateGlobalNotificationSettings, .UpdateSecretChat, .AddSecretMessages, .ReadSecretOutbox, .AddPeerInputActivity, .UpdateCachedPeerData, .UpdatePinnedItemIds, .ReadMessageContents, .UpdateMessageImpressionCount, .UpdateMessageForwardsCount, .UpdateInstalledStickerPacks, .UpdateRecentGifs, .UpdateChatInputState, .UpdateCall, .AddCallSignalingData, .UpdateLangPack, .UpdateMinAvailableMessage, .UpdateIsContact, .UpdatePeerChatInclusion, .UpdatePeersNearby, .UpdateTheme, .SyncChatListFilters, .UpdateChatListFilter, .UpdateChatListFilterOrder, .UpdateReadThread, .UpdateMessagesPinned:
                 if let currentAddMessages = currentAddMessages, !currentAddMessages.messages.isEmpty {
                     result.append(.AddMessages(currentAddMessages.messages, currentAddMessages.location))
                 }
@@ -2771,6 +2813,28 @@ func replayFinalState(accountManager: AccountManager, postbox: Postbox, accountP
                 transaction.updatePeerCachedData(peerIds: Set([id]), update: { _, current in
                     return f(current)
                 })
+            case let .UpdateMessagesPinned(messageIds, pinned):
+                for id in messageIds {
+                    transaction.updateMessage(id, update: { currentMessage in
+                        var storeForwardInfo: StoreMessageForwardInfo?
+                        if let forwardInfo = currentMessage.forwardInfo {
+                            storeForwardInfo = StoreMessageForwardInfo(forwardInfo)
+                        }
+                        
+                        var tags = currentMessage.tags
+                        if pinned {
+                            tags.insert(.pinned)
+                        } else {
+                            tags.remove(.pinned)
+                        }
+                        
+                        if tags == currentMessage.tags {
+                            return .skip
+                        }
+                        
+                        return .update(StoreMessage(id: currentMessage.id, globallyUniqueId: currentMessage.globallyUniqueId, groupingKey: currentMessage.groupingKey, threadId: currentMessage.threadId, timestamp: currentMessage.timestamp, flags: StoreMessageFlags(currentMessage.flags), tags: tags, globalTags: currentMessage.globalTags, localTags: currentMessage.localTags, forwardInfo: storeForwardInfo, authorId: currentMessage.author?.id, text: currentMessage.text, attributes: currentMessage.attributes, media: currentMessage.media))
+                    })
+                }
             case let .MergePeerPresences(statuses, explicit):
                 var presences: [PeerId: PeerPresence] = [:]
                 for (peerId, status) in statuses {

submodules/TelegramCore/Sources/ApplyUpdateMessage.swift

@@ -198,7 +198,7 @@ func applyUpdateMessage(postbox: Postbox, stateManager: AccountStateManager, mes
                 }
             }
             
-            let (tags, globalTags) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: attributes, media: media, textEntities: entitiesAttribute?.entities)
+            let (tags, globalTags) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: attributes, media: media, textEntities: entitiesAttribute?.entities, isPinned: currentMessage.tags.contains(.pinned))
             
             if currentMessage.id.peerId.namespace == Namespaces.Peer.CloudChannel, !currentMessage.flags.contains(.Incoming), !Namespaces.Message.allScheduled.contains(currentMessage.id.namespace) {
                 let peerId = currentMessage.id.peerId
@@ -374,7 +374,7 @@ func applyUpdateGroupMessages(postbox: Postbox, stateManager: AccountStateManage
                     }
                 }
                 
-                let (tags, globalTags) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: attributes, media: media, textEntities: entitiesAttribute?.entities)
+                let (tags, globalTags) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: attributes, media: media, textEntities: entitiesAttribute?.entities, isPinned: currentMessage.tags.contains(.pinned))
                 
                 return .update(StoreMessage(id: updatedId, globallyUniqueId: nil, groupingKey: currentMessage.groupingKey, threadId: currentMessage.threadId, timestamp: updatedMessage.timestamp, flags: [], tags: tags, globalTags: globalTags, localTags: currentMessage.localTags, forwardInfo: storeForwardInfo, authorId: currentMessage.author?.id, text: text, attributes: attributes, media: media))
             })

submodules/TelegramCore/Sources/CachedChannelParticipants.swift

@@ -210,6 +210,8 @@ extension ChannelParticipant {
                 self = .member(id: PeerId(namespace: Namespaces.Peer.CloudUser, id: userId), invitedAt: date, adminInfo: ChannelParticipantAdminInfo(rights: TelegramChatAdminRights(apiAdminRights: adminRights), promotedBy: PeerId(namespace: Namespaces.Peer.CloudUser, id: promotedBy), canBeEditedByAccountPeer: (flags & (1 << 0)) != 0), banInfo: nil, rank: rank)
             case let .channelParticipantSelf(userId, _, date):
                 self = .member(id: PeerId(namespace: Namespaces.Peer.CloudUser, id: userId), invitedAt: date, adminInfo: nil, banInfo: nil, rank: nil)
+            case let .channelParticipantLeft(userId):
+                self = .member(id: PeerId(namespace: Namespaces.Peer.CloudUser, id: userId), invitedAt: 0, adminInfo: nil, banInfo: nil, rank: nil)
         }
     }
 }

submodules/TelegramCore/Sources/EnqueueMessage.swift

@@ -378,7 +378,7 @@ func enqueueMessages(transaction: Transaction, account: Account, peerId: PeerId,
                         authorId = account.peerId
                     }
                     
-                    let (tags, globalTags) = tagsForStoreMessage(incoming: false, attributes: attributes, media: mediaList, textEntities: entitiesAttribute?.entities)
+                    let (tags, globalTags) = tagsForStoreMessage(incoming: false, attributes: attributes, media: mediaList, textEntities: entitiesAttribute?.entities, isPinned: false)
                     
                     var localTags: LocalMessageTags = []
                     for media in mediaList {
@@ -571,7 +571,7 @@ func enqueueMessages(transaction: Transaction, account: Account, peerId: PeerId,
                             attributes.removeAll(where: { $0 is OutgoingScheduleInfoMessageAttribute })
                         }
                         
-                        let (tags, globalTags) = tagsForStoreMessage(incoming: false, attributes: attributes, media: sourceMessage.media, textEntities: entitiesAttribute?.entities)
+                        let (tags, globalTags) = tagsForStoreMessage(incoming: false, attributes: attributes, media: sourceMessage.media, textEntities: entitiesAttribute?.entities, isPinned: false)
                         
                         let localGroupingKey: Int64?
                         switch grouping {

submodules/TelegramCore/Sources/Holes.swift

@@ -23,6 +23,8 @@ func messageFilterForTagMask(_ tagMask: MessageTags) -> Api.MessagesFilter? {
         return Api.MessagesFilter.inputMessagesFilterRoundVoice
     } else if tagMask == .gif {
         return Api.MessagesFilter.inputMessagesFilterGif
+    } else if tagMask == .pinned {
+        return Api.MessagesFilter.inputMessagesFilterPinned
     } else {
         return nil
     }

submodules/TelegramCore/Sources/ProcessSecretChatIncomingDecryptedOperations.swift

@@ -820,7 +820,7 @@ private func parseMessage(peerId: PeerId, authorId: PeerId, tagLocalIndex: Int32
                 }
             }
             
-            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities)
+            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities, isPinned: false)
 
             return (StoreMessage(id: MessageId(peerId: peerId, namespace: Namespaces.Message.SecretIncoming, id: tagLocalIndex), globallyUniqueId: randomId, groupingKey: nil, threadId: nil, timestamp: timestamp, flags: [.Incoming], tags: tags, globalTags: globalTags, localTags: [], forwardInfo: nil, authorId: authorId, text: text, attributes: attributes, media: parsedMedia), resources)
         case let .decryptedMessageService(randomId, action):
@@ -1052,7 +1052,7 @@ private func parseMessage(peerId: PeerId, authorId: PeerId, tagLocalIndex: Int32
                 }
             }
             
-            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities)
+            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities, isPinned: false)
             
             return (StoreMessage(id: MessageId(peerId: peerId, namespace: Namespaces.Message.SecretIncoming, id: tagLocalIndex), globallyUniqueId: randomId, groupingKey: groupingKey, threadId: nil, timestamp: timestamp, flags: [.Incoming], tags: tags, globalTags: globalTags, localTags: [], forwardInfo: nil, authorId: authorId, text: text, attributes: attributes, media: parsedMedia), resources)
         case let .decryptedMessageService(randomId, action):
@@ -1290,7 +1290,7 @@ private func parseMessage(peerId: PeerId, authorId: PeerId, tagLocalIndex: Int32
                 }
             }
             
-            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities)
+            let (tags, globalTags) = tagsForStoreMessage(incoming: true, attributes: attributes, media: parsedMedia, textEntities: entitiesAttribute?.entities, isPinned: false)
             
             return (StoreMessage(id: MessageId(peerId: peerId, namespace: Namespaces.Message.SecretIncoming, id: tagLocalIndex), globallyUniqueId: randomId, groupingKey: groupingKey, threadId: nil, timestamp: timestamp, flags: [.Incoming], tags: tags, globalTags: globalTags, localTags: [], forwardInfo: nil, authorId: authorId, text: text, attributes: attributes, media: parsedMedia), resources)
         case let .decryptedMessageService(randomId, action):

submodules/TelegramCore/Sources/StoreMessage_Telegram.swift

@@ -4,7 +4,7 @@ import TelegramApi
 
 import SyncCore
 
-public func tagsForStoreMessage(incoming: Bool, attributes: [MessageAttribute], media: [Media], textEntities: [MessageTextEntity]?) -> (MessageTags, GlobalMessageTags) {
+public func tagsForStoreMessage(incoming: Bool, attributes: [MessageAttribute], media: [Media], textEntities: [MessageTextEntity]?, isPinned: Bool) -> (MessageTags, GlobalMessageTags) {
     var isSecret = false
     var isUnconsumedPersonalMention = false
     for attribute in attributes {
@@ -26,6 +26,10 @@ public func tagsForStoreMessage(incoming: Bool, attributes: [MessageAttribute],
         tags.insert(.unseenPersonalMessage)
     }
     
+    if isPinned {
+        tags.insert(.pinned)
+    }
+    
     for attachment in media {
         if let _ = attachment as? TelegramMediaImage {
             if !isSecret {
@@ -582,7 +586,9 @@ extension StoreMessage {
                     attributes.append(NotificationInfoMessageAttribute(flags: notificationFlags))
                 }
                 
-                let (tags, globalTags) = tagsForStoreMessage(incoming: storeFlags.contains(.Incoming), attributes: attributes, media: medias, textEntities: entitiesAttribute?.entities)
+                let isPinned = (flags & (1 << 24)) != 0
+                
+                let (tags, globalTags) = tagsForStoreMessage(incoming: storeFlags.contains(.Incoming), attributes: attributes, media: medias, textEntities: entitiesAttribute?.entities, isPinned: isPinned)
                 
                 storeFlags.insert(.CanBeGroupedIntoFeed)
                 
@@ -643,7 +649,7 @@ extension StoreMessage {
                     media.append(action)
                 }
                 
-                let (tags, globalTags) = tagsForStoreMessage(incoming: storeFlags.contains(.Incoming), attributes: attributes, media: media, textEntities: nil)
+                let (tags, globalTags) = tagsForStoreMessage(incoming: storeFlags.contains(.Incoming), attributes: attributes, media: media, textEntities: nil, isPinned: false)
                 
                 storeFlags.insert(.CanBeGroupedIntoFeed)
                 

submodules/TelegramCore/Sources/UpdateMessageMedia.swift

@@ -15,7 +15,7 @@ func updateMessageMedia(transaction: Transaction, id: MediaId, media: Media?) {
                     break
                 }
             }
-            let (tags, _) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: currentMessage.attributes, media: currentMessage.media, textEntities: textEntities)
+            let (tags, _) = tagsForStoreMessage(incoming: currentMessage.flags.contains(.Incoming), attributes: currentMessage.attributes, media: currentMessage.media, textEntities: textEntities, isPinned: currentMessage.tags.contains(.pinned))
             if tags == currentMessage.tags {
                 return .skip
             }

submodules/TelegramCore/Sources/UpdatePinnedMessage.swift

@@ -12,7 +12,7 @@ public enum UpdatePinnedMessageError {
 
 public enum PinnedMessageUpdate {
     case pin(id: MessageId, silent: Bool)
-    case clear
+    case clear(id: MessageId)
 }
 
 public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update: PinnedMessageUpdate) -> Signal<Void, UpdatePinnedMessageError> {
@@ -20,7 +20,6 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
         return (transaction.getPeer(peerId), transaction.getPeerCachedData(peerId: peerId))
     }
     |> mapError { _ -> UpdatePinnedMessageError in
-        return .generic
     }
     |> mapToSignal { peer, cachedPeerData -> Signal<Void, UpdatePinnedMessageError> in
         guard let peer = peer, let inputPeer = apiInputPeer(peer) else {
@@ -38,8 +37,9 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
                         if silent {
                             flags |= (1 << 0)
                         }
-                    case .clear:
+                    case let .clear(id):
-                        messageId = 0
+                        messageId = id.id
+                        flags |= 1 << 1
                 }
                 
                 let request = Api.functions.messages.updatePinnedMessage(flags: flags, peer: inputPeer, id: messageId)
@@ -50,8 +50,8 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
                 }
                 |> mapToSignal { updates -> Signal<Void, UpdatePinnedMessageError> in
                     account.stateManager.addUpdates(updates)
-                    return account.postbox.transaction { transaction in
+                    return account.postbox.transaction { _ in
-                        transaction.updatePeerCachedData(peerIds: Set([peerId]), update: { _, current in
+                        /*transaction.updatePeerCachedData(peerIds: Set([peerId]), update: { _, current in
                             if let current = current as? CachedChannelData {
                                 let pinnedMessageId: MessageId?
                                 switch update {
@@ -64,9 +64,9 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
                             } else {
                                 return current
                             }
-                        })
+                        })*/
                     }
-                    |> mapError { _ -> UpdatePinnedMessageError in return .generic
+                    |> mapError { _ -> UpdatePinnedMessageError in
                     }
                 }
             } else {
@@ -97,8 +97,9 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
                         if silent {
                             flags |= (1 << 0)
                         }
-                    case .clear:
+                    case let .clear(id):
-                        messageId = 0
+                        messageId = id.id
+                        flags |= 1 << 1
                 }
                 
                 let request = Api.functions.messages.updatePinnedMessage(flags: flags, peer: inputPeer, id: messageId)
@@ -138,7 +139,6 @@ public func requestUpdatePinnedMessage(account: Account, peerId: PeerId, update:
                         })
                     }
                     |> mapError { _ -> UpdatePinnedMessageError in
-                        return .generic
                     }
                 }
             } else {

submodules/TelegramCore/Sources/UpdatesApiUtils.swift

@@ -268,6 +268,8 @@ extension Api.Update {
                 }
             case let .updateDeleteChannelMessages(channelId, _, _, _):
                 return [PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)]
+            case let .updatePinnedChannelMessages(_, channelId, _, _, _):
+                return [PeerId(namespace: Namespaces.Peer.CloudChannel, id: channelId)]
             case let .updateNewChannelMessage(message, _, _):
                 return apiMessagePeerIds(message)
             case let .updateEditChannelMessage(message, _, _):

submodules/TelegramUI/Sources/ChatController.swift

@@ -3404,8 +3404,8 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
         
         let topPinnedMessage: Signal<ChatPinnedMessage?, NoError>
         switch self.chatLocation {
-        case let .peer(peerId):
+        case let .peer(peerId) where peerId.namespace == Namespaces.Peer.CloudChannel:
-            let replyHistory: Signal<ChatHistoryViewUpdate, NoError> = (chatHistoryViewForLocation(ChatHistoryLocationInput(content: .Initial(count: 100), id: 0), context: self.context, chatLocation: .peer(peerId), chatLocationContextHolder: Atomic<ChatLocationContextHolder?>(value: nil), scheduled: false, fixedCombinedReadStates: nil, tagMask: MessageTags.photoOrVideo, additionalData: [])
+            let replyHistory: Signal<ChatHistoryViewUpdate, NoError> = (chatHistoryViewForLocation(ChatHistoryLocationInput(content: .Initial(count: 100), id: 0), context: self.context, chatLocation: .peer(peerId), chatLocationContextHolder: Atomic<ChatLocationContextHolder?>(value: nil), scheduled: false, fixedCombinedReadStates: nil, tagMask: MessageTags.pinned, additionalData: [])
             |> castError(Bool.self)
             |> mapToSignal { update -> Signal<ChatHistoryViewUpdate, Bool> in
                 switch update {
@@ -3424,9 +3424,9 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
             
             topPinnedMessage = combineLatest(
                 replyHistory,
-                self.chatDisplayNode.historyNode.topVisibleMessage.get()
+                self.chatDisplayNode.historyNode.topVisibleMessageRange.get()
             )
-            |> map { update, topVisibleMessage -> ChatPinnedMessage? in
+            |> map { update, topVisibleMessageRange -> ChatPinnedMessage? in
                 var message: ChatPinnedMessage?
                 switch update {
                 case .Loading:
@@ -3437,8 +3437,8 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                         var matches = false
                         if message == nil {
                             matches = true
-                        } else if let topVisibleMessage = topVisibleMessage {
+                        } else if let topVisibleMessageRange = topVisibleMessageRange {
-                            if entry.message.id < topVisibleMessage.id {
+                            if entry.message.id < topVisibleMessageRange.lowerBound {
                                 matches = true
                             }
                         } else {
@@ -3453,7 +3453,7 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                 return message
             }
             |> distinctUntilChanged
-        case .replyThread:
+        default:
             topPinnedMessage = .single(nil)
         }
         
@@ -3486,7 +3486,8 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                 }
                 
                 var pinnedMessage: ChatPinnedMessage?
-                if case let .replyThread(replyThreadMessage) = strongSelf.chatLocation {
+                switch strongSelf.chatLocation {
+                case let .replyThread(replyThreadMessage):
                     if isTopReplyThreadMessageShown {
                         pinnedMessageId = nil
                     } else {
@@ -3497,14 +3498,17 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                             pinnedMessage = ChatPinnedMessage(message: message, isLatest: true)
                         }
                     }
-                } else {
+                case let .peer(peerId):
-                    if let pinnedMessageId = pinnedMessageId {
+                    if peerId.namespace == Namespaces.Peer.CloudChannel {
-                        if let message = messages?[pinnedMessageId] {
+                        pinnedMessageId = topPinnedMessage?.message.id
-                            pinnedMessage = ChatPinnedMessage(message: message, isLatest: true)
+                        pinnedMessage = topPinnedMessage
+                    } else {
+                        if let pinnedMessageId = pinnedMessageId {
+                            if let message = messages?[pinnedMessageId] {
+                                pinnedMessage = ChatPinnedMessage(message: message, isLatest: true)
+                            }
                         }
                     }
-                    //pinnedMessageId = topPinnedMessage?.message.id
-                    //pinnedMessage = topPinnedMessage
                 }
                 
                 var pinnedMessageUpdated = false
@@ -4828,7 +4832,7 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                     }
                 }
             }
-        }, unpinMessage: { [weak self] in
+        }, unpinMessage: { [weak self] id in
             if let strongSelf = self {
                 if let peer = strongSelf.presentationInterfaceState.renderedPeer?.peer {
                     var canManagePin = false
@@ -4859,7 +4863,7 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                                     disposable = MetaDisposable()
                                     strongSelf.unpinMessageDisposable = disposable
                                 }
-                                disposable.set(requestUpdatePinnedMessage(account: strongSelf.context.account, peerId: peer.id, update: .clear).start())
+                                disposable.set(requestUpdatePinnedMessage(account: strongSelf.context.account, peerId: peer.id, update: .clear(id: id)).start())
                             }
                         })]), in: .window(.root))
                     } else {

submodules/TelegramUI/Sources/ChatHistoryListNode.swift

@@ -24,8 +24,9 @@ extension ChatReplyThreadMessage {
     }
 }
 
-struct ChatTopVisibleMessage: Equatable {
+struct ChatTopVisibleMessageRange: Equatable {
-    var id: MessageId
+    var lowerBound: MessageId
+    var upperBound: MessageId
     var isLast: Bool
 }
 
@@ -563,7 +564,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
     private var loadedMessagesFromCachedDataDisposable: Disposable?
     
     let isTopReplyThreadMessageShown = ValuePromise<Bool>(false, ignoreRepeated: true)
-    let topVisibleMessage = ValuePromise<ChatTopVisibleMessage?>(nil, ignoreRepeated: true)
+    let topVisibleMessageRange = ValuePromise<ChatTopVisibleMessageRange?>(nil, ignoreRepeated: true)
     
     private let clientId: Atomic<Int32>
     
@@ -1161,7 +1162,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
     private func processDisplayedItemRangeChanged(displayedRange: ListViewDisplayedItemRange, transactionState: ChatHistoryTransactionOpaqueState) {
         let historyView = transactionState.historyView
         var isTopReplyThreadMessageShownValue = false
-        var topVisibleMessage: ChatTopVisibleMessage?
+        var topVisibleMessageRange: ChatTopVisibleMessageRange?
         if let visible = displayedRange.visibleRange {
             let indexRange = (historyView.filteredEntries.count - 1 - visible.lastIndex, historyView.filteredEntries.count - 1 - visible.firstIndex)
             if indexRange.0 > indexRange.1 {
@@ -1259,7 +1260,11 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
                         if case let .replyThread(replyThreadMessage) = self.chatLocation, replyThreadMessage.effectiveTopId == message.id {
                             isTopReplyThreadMessageShownValue = true
                         }
-                        topVisibleMessage = ChatTopVisibleMessage(id: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                        if let topVisibleMessageRangeValue = topVisibleMessageRange {
+                            topVisibleMessageRange = ChatTopVisibleMessageRange(lowerBound: topVisibleMessageRangeValue.lowerBound, upperBound: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                        } else {
+                            topVisibleMessageRange = ChatTopVisibleMessageRange(lowerBound: message.id, upperBound: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                        }
                     case let .MessageGroupEntry(_, messages, _):
                         for (message, _, _, _) in messages {
                             var hasUnconsumedMention = false
@@ -1290,7 +1295,11 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
                             if case let .replyThread(replyThreadMessage) = self.chatLocation, replyThreadMessage.effectiveTopId == message.id {
                                 isTopReplyThreadMessageShownValue = true
                             }
-                            topVisibleMessage = ChatTopVisibleMessage(id: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                            if let topVisibleMessageRangeValue = topVisibleMessageRange {
+                                topVisibleMessageRange = ChatTopVisibleMessageRange(lowerBound: topVisibleMessageRangeValue.lowerBound, upperBound: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                            } else {
+                                topVisibleMessageRange = ChatTopVisibleMessageRange(lowerBound: message.id, upperBound: message.id, isLast: i == historyView.filteredEntries.count - 1)
+                            }
                         }
                     default:
                         break
@@ -1410,7 +1419,7 @@ public final class ChatHistoryListNode: ListView, ChatHistoryNode {
             }
         }
         self.isTopReplyThreadMessageShown.set(isTopReplyThreadMessageShownValue)
-        self.topVisibleMessage.set(topVisibleMessage)
+        self.topVisibleMessageRange.set(topVisibleMessageRange)
         
         if let loaded = displayedRange.loadedRange, let firstEntry = historyView.filteredEntries.first, let lastEntry = historyView.filteredEntries.last {
             if loaded.firstIndex < 5 && historyView.originalView.laterId != nil {

submodules/TelegramUI/Sources/ChatInterfaceStateContextMenus.swift

@@ -643,7 +643,14 @@ func contextMenuForChatPresentationIntefaceState(chatPresentationInterfaceState:
         }
         
         if data.canPin, case .peer = chatPresentationInterfaceState.chatLocation {
-            if chatPresentationInterfaceState.pinnedMessage?.message.id != messages[0].id {
+            let isPinned: Bool
+            if let _ = chatPresentationInterfaceState.renderedPeer?.peer as? TelegramChannel {
+                isPinned = messages[0].tags.contains(.pinned)
+            } else {
+                isPinned = chatPresentationInterfaceState.pinnedMessage?.message.id == messages[0].id
+            }
+            
+            if !isPinned {
                 actions.append(.action(ContextMenuActionItem(text: chatPresentationInterfaceState.strings.Conversation_Pin, icon: { theme in
                     return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Pin"), color: theme.actionSheet.primaryTextColor)
                 }, action: { _, f in
@@ -654,7 +661,7 @@ func contextMenuForChatPresentationIntefaceState(chatPresentationInterfaceState:
                 actions.append(.action(ContextMenuActionItem(text: chatPresentationInterfaceState.strings.Conversation_Unpin, icon: { theme in
                     return generateTintedImage(image: UIImage(bundleImageName: "Chat/Context Menu/Unpin"), color: theme.actionSheet.primaryTextColor)
                 }, action: { _, f in
-                    interfaceInteraction.unpinMessage()
+                    interfaceInteraction.unpinMessage(messages[0].id)
                     f(.default)
                 })))
             }

submodules/TelegramUI/Sources/ChatPanelInterfaceInteraction.swift

@@ -95,7 +95,7 @@ final class ChatPanelInterfaceInteraction {
     let sendSticker: (FileMediaReference, ASDisplayNode, CGRect) -> Bool
     let unblockPeer: () -> Void
     let pinMessage: (MessageId) -> Void
-    let unpinMessage: () -> Void
+    let unpinMessage: (MessageId) -> Void
     let shareAccountContact: () -> Void
     let reportPeer: () -> Void
     let presentPeerContact: () -> Void
@@ -171,7 +171,7 @@ final class ChatPanelInterfaceInteraction {
         sendSticker: @escaping (FileMediaReference, ASDisplayNode, CGRect) -> Bool,
         unblockPeer: @escaping () -> Void,
         pinMessage: @escaping (MessageId) -> Void,
-        unpinMessage: @escaping () -> Void,
+        unpinMessage: @escaping (MessageId) -> Void,
         shareAccountContact: @escaping () -> Void,
         reportPeer: @escaping () -> Void,
         presentPeerContact: @escaping () -> Void,

submodules/TelegramUI/Sources/ChatPinnedMessageTitlePanelNode.swift

@@ -98,7 +98,6 @@ final class ChatPinnedMessageTitlePanelNode: ChatTitleAccessoryPanelNode {
         }
         
         self.closeButton.addTarget(self, action: #selector(self.closePressed), forControlEvents: [.touchUpInside])
-        self.addSubnode(self.closeButton)
         
         self.addSubnode(self.clippingContainer)
         self.clippingContainer.addSubnode(self.contentContainer)
@@ -107,6 +106,8 @@ final class ChatPinnedMessageTitlePanelNode: ChatTitleAccessoryPanelNode {
         self.contentContainer.addSubnode(self.textNode)
         self.contentContainer.addSubnode(self.imageNode)
         
+        self.addSubnode(self.closeButton)
+        
         self.tapButton.addTarget(self, action: #selector(self.tapped), forControlEvents: [.touchUpInside])
         self.addSubnode(self.tapButton)
         
@@ -360,6 +361,8 @@ final class ChatPinnedMessageTitlePanelNode: ChatTitleAccessoryPanelNode {
     }
     
     @objc func closePressed() {
-        self.interfaceInteraction?.unpinMessage()
+        if let interfaceInteraction = self.interfaceInteraction, let message = self.currentMessage {
+            interfaceInteraction.unpinMessage(message.message.id)
+        }
     }
 }

submodules/TelegramUI/Sources/ChatRecentActionsController.swift

@@ -100,7 +100,7 @@ final class ChatRecentActionsController: TelegramBaseController {
             return false
         }, unblockPeer: {
         }, pinMessage: { _ in
-        }, unpinMessage: {
+        }, unpinMessage: { _ in
         }, shareAccountContact: {
         }, reportPeer: {
         }, presentPeerContact: {

submodules/TelegramUI/Sources/PeerInfo/PeerInfoScreen.swift

@@ -405,7 +405,7 @@ final class PeerInfoSelectionPanelNode: ASDisplayNode {
             return false
         }, unblockPeer: {
         }, pinMessage: { _ in
-        }, unpinMessage: {
+        }, unpinMessage: { _ in
         }, shareAccountContact: {
         }, reportPeer: {
         }, presentPeerContact: {
@@ -1250,7 +1250,7 @@ private func editingItems(data: PeerInfoScreenData?, context: AccountContext, pr
                                     }))
                                 }
                             }
-                            if !isPublic && cachedData.linkedDiscussionPeerId == nil {
+                            if !isPublic, case .known(nil) = cachedData.linkedDiscussionPeerId {
                                 items[.peerPublicSettings]!.append(PeerInfoScreenDisclosureItem(id: ItemPreHistory, label: .text(cachedData.flags.contains(.preHistoryEnabled) ? presentationData.strings.GroupInfo_GroupHistoryVisible : presentationData.strings.GroupInfo_GroupHistoryHidden), text: presentationData.strings.GroupInfo_GroupHistory, action: {
                                     interaction.editingOpenPreHistorySetup()
                                 }))

submodules/TelegramVoip/Sources/OngoingCallContext.swift

@@ -627,7 +627,7 @@ public final class OngoingCallContext {
                     
                     let context = OngoingCallThreadLocalContextWebrtc(version: version, queue: OngoingCallThreadLocalContextQueueImpl(queue: queue), proxy: voipProxyServer, networkType: ongoingNetworkTypeForTypeWebrtc(initialNetworkType), dataSaving: ongoingDataSavingForTypeWebrtc(dataSaving), derivedState: derivedState.data, key: key, isOutgoing: isOutgoing, connections: filteredConnections, maxLayer: maxLayer, allowP2P: allowP2P, allowTCP: enableTCP, enableStunMarking: enableStunMarking, logPath: tempLogPath, statsLogPath: tempStatsLogPath, sendSignalingData: { [weak callSessionManager] data in
                         callSessionManager?.sendSignalingData(internalId: internalId, data: data)
-                    }, videoCapturer: video?.impl, preferredVideoCodec: preferredVideoCodec)
+                    }, videoCapturer: video?.impl, preferredVideoCodec: preferredVideoCodec, audioInputDeviceId: "")
                     
                     strongSelf.contextRef = Unmanaged.passRetained(OngoingCallThreadLocalContextHolder(context))
                     context.stateChanged = { [weak callSessionManager] state, videoState, remoteVideoState, remoteAudioState, remoteBatteryLevel, _ in