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

submodules/AccountContext/Sources/AccountContext.swift

@@ -1203,6 +1203,8 @@ public protocol SharedAccountContext: AnyObject {
     
     func makeDebugSettingsController(context: AccountContext?) -> ViewController?
     
+    func openCreateGroupCallUI(context: AccountContext, peerIds: [EnginePeer.Id], parentController: ViewController)
+    
     func navigateToCurrentCall()
     var hasOngoingCall: ValuePromise<Bool> { get }
     var immediateHasOngoingCall: Bool { get }

submodules/AccountContext/Sources/ContactMultiselectionController.swift

@@ -77,7 +77,7 @@ public enum ContactMultiselectionControllerMode {
         }
     }
     
-    case groupCreation
+    case groupCreation(isCall: Bool)
     case peerSelection(searchChatList: Bool, searchGroups: Bool, searchChannels: Bool)
     case channelCreation
     case chatSelection(ChatSelection)
@@ -109,8 +109,26 @@ public final class ContactMultiselectionControllerParams {
     public let reachedLimit: ((Int32) -> Void)?
     public let openProfile: ((EnginePeer) -> Void)?
     public let sendMessage: ((EnginePeer) -> Void)?
+    public let initialSelectedPeers: [EnginePeer]
     
-    public init(context: AccountContext, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)? = nil, title: String? = nil, mode: ContactMultiselectionControllerMode, options: Signal<[ContactListAdditionalOption], NoError> = .single([]), filters: [ContactListFilter] = [.excludeSelf], onlyWriteable: Bool = false, isGroupInvitation: Bool = false, isPeerEnabled: ((EnginePeer) -> Bool)? = nil, attemptDisabledItemSelection: ((EnginePeer, ChatListDisabledPeerReason) -> Void)? = nil, alwaysEnabled: Bool = false, limit: Int32? = nil, reachedLimit: ((Int32) -> Void)? = nil, openProfile: ((EnginePeer) -> Void)? = nil, sendMessage: ((EnginePeer) -> Void)? = nil) {
+    public init(
+        context: AccountContext,
+        updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)? = nil,
+        title: String? = nil,
+        mode: ContactMultiselectionControllerMode,
+        options: Signal<[ContactListAdditionalOption], NoError> = .single([]),
+        filters: [ContactListFilter] = [.excludeSelf],
+        onlyWriteable: Bool = false,
+        isGroupInvitation: Bool = false,
+        isPeerEnabled: ((EnginePeer) -> Bool)? = nil,
+        attemptDisabledItemSelection: ((EnginePeer, ChatListDisabledPeerReason) -> Void)? = nil,
+        alwaysEnabled: Bool = false,
+        limit: Int32? = nil,
+        reachedLimit: ((Int32) -> Void)? = nil,
+        openProfile: ((EnginePeer) -> Void)? = nil,
+        sendMessage: ((EnginePeer) -> Void)? = nil,
+        initialSelectedPeers: [EnginePeer] = []
+    ) {
         self.context = context
         self.updatedPresentationData = updatedPresentationData
         self.title = title
@@ -126,6 +144,7 @@ public final class ContactMultiselectionControllerParams {
         self.reachedLimit = reachedLimit
         self.openProfile = openProfile
         self.sendMessage = sendMessage
+        self.initialSelectedPeers = initialSelectedPeers
     }
 }
 

submodules/AccountContext/Sources/PresentationCallManager.swift

@@ -224,6 +224,7 @@ public struct PresentationGroupCallState: Equatable {
     public var subscribedToScheduled: Bool
     public var isVideoEnabled: Bool
     public var isVideoWatchersLimitReached: Bool
+    public var isMyVideoActive: Bool
     
     public init(
         myPeerId: EnginePeer.Id,
@@ -238,7 +239,8 @@ public struct PresentationGroupCallState: Equatable {
         scheduleTimestamp: Int32?,
         subscribedToScheduled: Bool,
         isVideoEnabled: Bool,
-        isVideoWatchersLimitReached: Bool
+        isVideoWatchersLimitReached: Bool,
+        isMyVideoActive: Bool
     ) {
         self.myPeerId = myPeerId
         self.networkState = networkState
@@ -253,6 +255,7 @@ public struct PresentationGroupCallState: Equatable {
         self.subscribedToScheduled = subscribedToScheduled
         self.isVideoEnabled = isVideoEnabled
         self.isVideoWatchersLimitReached = isVideoWatchersLimitReached
+        self.isMyVideoActive = isMyVideoActive
     }
 }
 
@@ -569,6 +572,7 @@ public protocol PresentationCallManager: AnyObject {
         accountContext: AccountContext,
         initialCall: EngineGroupCallDescription,
         reference: InternalGroupCallReference,
-        beginWithVideo: Bool
+        beginWithVideo: Bool,
+        invitePeerIds: [EnginePeer.Id]
     )
 }

submodules/CallListUI/Sources/CallListController.swift

@@ -208,7 +208,7 @@ public final class CallListController: TelegramBaseController {
         }
     }
 
-    private func createGroupCall() {
+    private func createGroupCall(peerIds: [EnginePeer.Id], completion: (() -> Void)? = nil) {
         self.view.endEditing(true)
         
         guard !self.presentAccountFrozenInfoIfNeeded() else {
@@ -274,10 +274,15 @@ public final class CallListController: TelegramBaseController {
                         isStream: false
                     ),
                     reference: .id(id: call.callInfo.id, accessHash: call.callInfo.accessHash),
-                    beginWithVideo: false
+                    beginWithVideo: false,
+                    invitePeerIds: peerIds
                 )
+                completion?()
             }
             
+            if !peerIds.isEmpty {
+                openCall()
+            } else {
                 let controller = InviteLinkInviteController(
                     context: self.context,
                     updatedPresentationData: nil,
@@ -306,6 +311,7 @@ public final class CallListController: TelegramBaseController {
                     }
                 )
                 self.present(controller, in: .window(.root), with: nil)
+            }
         })
     }
     
@@ -395,7 +401,7 @@ public final class CallListController: TelegramBaseController {
             }
         }, createGroupCall: { [weak self] in
             if let strongSelf = self {
-                strongSelf.createGroupCall()
+                strongSelf.createGroupCall(peerIds: [])
             }
         })
         
@@ -508,21 +514,69 @@ public final class CallListController: TelegramBaseController {
         guard !self.presentAccountFrozenInfoIfNeeded() else {
             return
         }
-        let controller = self.context.sharedContext.makeContactSelectionController(ContactSelectionControllerParams(context: self.context, title: { $0.Calls_NewCall }, displayCallIcons: true))
+
+        //TODO:localize
+        let options = [ContactListAdditionalOption(title: "New Call Link", icon: .generic(PresentationResourcesItemList.linkIcon(presentationData.theme)!), action: { [weak self] in
+            guard let self else {
+                return
+            }
+            self.createGroupCall(peerIds: [])
+        }, clearHighlightAutomatically: true)]
+
+        let controller = self.context.sharedContext.makeContactMultiselectionController(ContactMultiselectionControllerParams(
+            context: self.context,
+            title: self.presentationData.strings.Calls_NewCall,
+            mode: .groupCreation(isCall: true),
+            options: .single(options),
+            filters: [.excludeSelf],
+            onlyWriteable: true,
+            isGroupInvitation: false,
+            isPeerEnabled: nil,
+            attemptDisabledItemSelection: nil,
+            alwaysEnabled: false,
+            limit: nil,
+            reachedLimit: nil,
+            openProfile: nil,
+            sendMessage: nil
+        ))
         controller.navigationPresentation = .modal
-        self.createActionDisposable.set((controller.result
+        if let navigationController = self.context.sharedContext.mainWindow?.viewController as? NavigationController {
+            navigationController.pushViewController(controller)
+        }
+
+        let _ = (controller.result
         |> take(1)
-        |> deliverOnMainQueue).startStrict(next: { [weak controller, weak self] result in
+        |> deliverOnMainQueue).startStandalone(next: { [weak controller, weak self] result in
-            controller?.dismissSearch()
+            guard let self else {
-            if let strongSelf = self, let (contactPeers, action, _, _, _, _) = result, let contactPeer = contactPeers.first,  case let .peer(peer, _, _) = contactPeer {
+                controller?.dismiss()
-                strongSelf.call(peer.id, isVideo: action == .videoCall, began: {
+                return
+            }
+            guard case let .result(rawPeerIds, _) = result else {
+                controller?.dismiss()
+                return
+            }
+            let peerIds = rawPeerIds.compactMap { id -> EnginePeer.Id? in
+                if case let .peer(id) = id {
+                    return id
+                }
+                return nil
+            }
+            if peerIds.isEmpty {
+                controller?.dismiss()
+                return
+            }
+
+            if peerIds.count == 1 {
+                //TODO:release isVideo
+                controller?.dismiss()
+                self.call(peerIds[0], isVideo: false, began: { [weak self] in
                     if let strongSelf = self {
                         let _ = (strongSelf.context.sharedContext.hasOngoingCall.get()
                         |> filter { $0 }
                         |> timeout(1.0, queue: Queue.mainQueue(), alternate: .single(true))
                         |> delay(0.5, queue: Queue.mainQueue())
                         |> take(1)
-                        |> deliverOnMainQueue).startStandalone(next: { _ in
+                        |> deliverOnMainQueue).startStandalone(next: { [weak self] _ in
                             if let _ = self, let controller = controller, let navigationController = controller.navigationController as? NavigationController {
                                 if navigationController.viewControllers.last === controller {
                                     let _ = navigationController.popViewController(animated: true)
@@ -531,11 +585,12 @@ public final class CallListController: TelegramBaseController {
                         })
                     }
                 })
+            } else {
+                self.createGroupCall(peerIds: peerIds, completion: {
+                    controller?.dismiss()
+                })
             }
-        }))
+        })
-        if let navigationController = self.context.sharedContext.mainWindow?.viewController as? NavigationController {
-            navigationController.pushViewController(controller)
-        }
     }
     
     private func presentAccountFrozenInfoIfNeeded(delay: Bool = false) -> Bool {
@@ -621,7 +676,6 @@ public final class CallListController: TelegramBaseController {
                 
                 if let cachedUserData = view.cachedData as? CachedUserData, cachedUserData.callsPrivate {
                     let presentationData = strongSelf.context.sharedContext.currentPresentationData.with { $0 }
-                    
                     strongSelf.present(textAlertController(context: strongSelf.context, title: presentationData.strings.Call_ConnectionErrorTitle, text: presentationData.strings.Call_PrivacyErrorMessage(EnginePeer(peer).compactDisplayTitle).string, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), in: .window(.root))
                     return
                 }
@@ -645,6 +699,7 @@ public final class CallListController: TelegramBaseController {
             return
         }
         if conferenceCall.duration != nil {
+            self.context.sharedContext.openCreateGroupCallUI(context: self.context, peerIds: conferenceCall.otherParticipants, parentController: self)
             return
         }
         
@@ -670,8 +725,21 @@ public final class CallListController: TelegramBaseController {
                     isStream: false
                 ),
                 reference: .message(id: message.id),
-                beginWithVideo: conferenceCall.flags.contains(.isVideo)
+                beginWithVideo: conferenceCall.flags.contains(.isVideo),
+                invitePeerIds: []
             )
+        }, error: { [weak self] error in
+            guard let self else {
+                return
+            }
+            switch error {
+            case .doesNotExist:
+                self.context.sharedContext.openCreateGroupCallUI(context: self.context, peerIds: conferenceCall.otherParticipants, parentController: self)
+            default:
+                let presentationData = self.context.sharedContext.currentPresentationData.with { $0 }
+                //TODO:localize
+                self.present(textAlertController(context: self.context, title: nil, text: "An error occurred", actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), in: .window(.root))
+            }
         })
     }
     

submodules/CounterControllerTitleView/Sources/CounterControllerTitleView.swift

@@ -6,9 +6,9 @@ import TelegramPresentationData
 
 public struct CounterControllerTitle: Equatable {
     public var title: String
-    public var counter: String
+    public var counter: String?
     
-    public init(title: String, counter: String) {
+    public init(title: String, counter: String?) {
         self.title = title
         self.counter = counter
     }
@@ -18,7 +18,7 @@ public final class CounterControllerTitleView: UIView {
     private let titleNode: ImmediateTextNode
     private let subtitleNode: ImmediateTextNode
     
-    public var title: CounterControllerTitle = CounterControllerTitle(title: "", counter: "") {
+    public var title: CounterControllerTitle = CounterControllerTitle(title: "", counter: nil) {
         didSet {
             if self.title != oldValue {
                 self.update()
@@ -59,7 +59,7 @@ public final class CounterControllerTitleView: UIView {
         let primaryTextColor = self.primaryTextColor ?? self.theme.rootController.navigationBar.primaryTextColor
         let secondaryTextColor = self.secondaryTextColor ?? self.theme.rootController.navigationBar.secondaryTextColor
         self.titleNode.attributedText = NSAttributedString(string: self.title.title, font: Font.semibold(17.0), textColor: primaryTextColor)
-        self.subtitleNode.attributedText = NSAttributedString(string: self.title.counter, font: Font.with(size: 13.0, traits: .monospacedNumbers), textColor: secondaryTextColor)
+        self.subtitleNode.attributedText = NSAttributedString(string: self.title.counter ?? "", font: Font.with(size: 13.0, traits: .monospacedNumbers), textColor: secondaryTextColor)
         
         self.accessibilityLabel = self.title.title
         self.accessibilityValue = self.title.counter
@@ -103,7 +103,13 @@ public final class CounterControllerTitleView: UIView {
         
         let titleSize = self.titleNode.updateLayout(CGSize(width: max(1.0, size.width), height: size.height))
         let subtitleSize = self.subtitleNode.updateLayout(CGSize(width: max(1.0, size.width), height: size.height))
-        let combinedHeight = titleSize.height + subtitleSize.height + spacing
+        
+        let combinedHeight: CGFloat
+        if self.title.counter != nil {
+            combinedHeight = titleSize.height + subtitleSize.height + spacing
+        } else {
+            combinedHeight = titleSize.height
+        }
         
         let titleFrame = CGRect(origin: CGPoint(x: floor((size.width - titleSize.width) / 2.0), y: floor((size.height - combinedHeight) / 2.0)), size: titleSize)
         self.titleNode.frame = titleFrame

submodules/InviteLinksUI/Sources/InviteLinkInviteController.swift

@@ -427,7 +427,7 @@ public final class InviteLinkInviteController: ViewController {
                                 strongSelf.controller?.present(controller, in: .window(.root))
                             })
                         } else if case .groupCall = self.mode {
-                            let controller = QrCodeScreen(context: context, updatedPresentationData: (self.presentationData, self.presentationDataPromise.get()), subject: .invite(invite: invite, type: .channel))
+                            let controller = QrCodeScreen(context: context, updatedPresentationData: (self.presentationData, self.presentationDataPromise.get()), subject: .invite(invite: invite, type: .groupCall))
                             self.controller?.present(controller, in: .window(.root))
                         }
                     }

submodules/SettingsUI/Sources/Privacy and Security/SelectivePrivacySettingsController.swift

@@ -1048,14 +1048,10 @@ private func selectivePrivacySettingsControllerEntries(presentationData: Present
         entries.append(.settingInfo(presentationData.theme, settingInfoText, settingInfoLink))
     }
     
-    if case .phoneNumber = kind, state.setting == .nobody {
-        if state.phoneDiscoveryEnabled == false || phoneNumber.hasPrefix("888") {
     entries.append(.phoneDiscoveryHeader(presentationData.theme, presentationData.strings.PrivacyPhoneNumberSettings_DiscoveryHeader))
     entries.append(.phoneDiscoveryEverybody(presentationData.theme, presentationData.strings.PrivacySettings_LastSeenEverybody, state.phoneDiscoveryEnabled != false))
     entries.append(.phoneDiscoveryMyContacts(presentationData.theme, presentationData.strings.PrivacySettings_LastSeenContacts, state.phoneDiscoveryEnabled == false))
     entries.append(.phoneDiscoveryInfo(presentationData.theme, state.phoneDiscoveryEnabled != false ? presentationData.strings.PrivacyPhoneNumberSettings_CustomPublicLink("+\(phoneNumber)").string : presentationData.strings.PrivacyPhoneNumberSettings_CustomDisabledHelp, phoneLink))
-        }
-    }
      
     if case .voiceMessages = kind, !isPremium {
         

submodules/TelegramCallsUI/Sources/PresentationCallManager.swift

@@ -1083,7 +1083,8 @@ public final class PresentationCallManagerImpl: PresentationCallManager {
         accountContext: AccountContext,
         initialCall: EngineGroupCallDescription,
         reference: InternalGroupCallReference,
-        beginWithVideo: Bool
+        beginWithVideo: Bool,
+        invitePeerIds: [EnginePeer.Id]
     ) {
         let keyPair: TelegramKeyPair
         guard let keyPairValue = TelegramE2EEncryptionProviderImpl.shared.generateKeyPair() else {
@@ -1109,6 +1110,9 @@ public final class PresentationCallManagerImpl: PresentationCallManager {
             beginWithVideo: beginWithVideo,
             sharedAudioContext: nil
         )
+        for peerId in invitePeerIds {
+            let _ = call.invitePeer(peerId, isVideo: beginWithVideo)
+        }
         self.updateCurrentGroupCall(.group(call))
     }
 }

submodules/TelegramCallsUI/Sources/PresentationGroupCall.swift

@@ -34,7 +34,8 @@ private extension PresentationGroupCallState {
             scheduleTimestamp: scheduleTimestamp,
             subscribedToScheduled: subscribedToScheduled,
             isVideoEnabled: false,
-            isVideoWatchersLimitReached: false
+            isVideoWatchersLimitReached: false,
+            isMyVideoActive: false
         )
     }
 }
@@ -1708,6 +1709,9 @@ public final class PresentationGroupCallImpl: PresentationGroupCall {
                     }
                     
                     var prioritizeVP8 = false
+                    #if DEBUG
+                    prioritizeVP8 = "".isEmpty
+                    #endif
                     if let data = self.accountContext.currentAppConfiguration.with({ $0 }).data, let value = data["ios_calls_prioritize_vp8"] as? Double {
                         prioritizeVP8 = value != 0.0
                     }
@@ -3130,6 +3134,10 @@ public final class PresentationGroupCallImpl: PresentationGroupCall {
 
         if let videoCapturer = self.videoCapturer {
             self.requestVideo(capturer: videoCapturer)
+
+            var stateValue = self.stateValue
+            stateValue.isMyVideoActive = true
+            self.stateValue = stateValue
         }
     }
 
@@ -3152,6 +3160,10 @@ public final class PresentationGroupCallImpl: PresentationGroupCall {
             }))
 
             self.updateLocalVideoState()
+
+            var stateValue = self.stateValue
+            stateValue.isMyVideoActive = true
+            self.stateValue = stateValue
         }
     }
     
@@ -3165,6 +3177,10 @@ public final class PresentationGroupCallImpl: PresentationGroupCall {
             self.isVideoMuted = true
         
             self.updateLocalVideoState()
+
+            var stateValue = self.stateValue
+            stateValue.isMyVideoActive = false
+            self.stateValue = stateValue
         }
     }
 

submodules/TelegramCallsUI/Sources/VideoChatActionButtonComponent.swift

@@ -33,11 +33,13 @@ final class VideoChatActionButtonComponent: Component {
             
             case audio(audio: Audio)
             case video
+            case rotateCamera
             case leave
         }
         
         case audio(audio: Audio, isEnabled: Bool)
         case video(isActive: Bool)
+        case rotateCamera
         case leave
         
         fileprivate var iconType: IconType {
@@ -55,6 +57,8 @@ final class VideoChatActionButtonComponent: Component {
                 return .audio(audio: mappedAudio)
             case .video:
                 return .video
+            case .rotateCamera:
+                return .rotateCamera
             case .leave:
                 return .leave
             }
@@ -176,6 +180,19 @@ final class VideoChatActionButtonComponent: Component {
                     backgroundColor = UIColor(rgb: 0x3252EF)
                 }
                 iconDiameter = 60.0
+            case .rotateCamera:
+                titleText = ""
+                switch component.microphoneState {
+                case .connecting:
+                    backgroundColor = UIColor(white: 0.1, alpha: 1.0)
+                case .muted:
+                    backgroundColor = UIColor(rgb: 0x027FFF)
+                case .unmuted:
+                    backgroundColor = UIColor(rgb: 0x34C659)
+                case .raiseHand, .scheduled:
+                    backgroundColor = UIColor(rgb: 0x3252EF)
+                }
+                iconDiameter = 60.0
             case .leave:
                 titleText = component.strings.VoiceChat_Leave
                 backgroundColor = UIColor(rgb: 0x47191E)
@@ -206,6 +223,8 @@ final class VideoChatActionButtonComponent: Component {
                     self.contentImage = UIImage(bundleImageName: iconName)?.precomposed().withRenderingMode(.alwaysTemplate)
                 case .video:
                     self.contentImage = UIImage(bundleImageName: "Call/CallCameraButton")?.precomposed().withRenderingMode(.alwaysTemplate)
+                case .rotateCamera:
+                    self.contentImage = UIImage(bundleImageName: "Call/CallSwitchCameraButton")?.precomposed().withRenderingMode(.alwaysTemplate)
                 case .leave:
                     self.contentImage = generateImage(CGSize(width: 28.0, height: 28.0), opaque: false, rotatedContext: { size, context in
                         let bounds = CGRect(origin: CGPoint(), size: size)
@@ -277,8 +296,10 @@ final class VideoChatActionButtonComponent: Component {
                 if iconView.superview == nil {
                     self.addSubview(iconView)
                 }
-                transition.setFrame(view: iconView, frame: iconFrame)
+                transition.setPosition(view: iconView, position: iconFrame.center)
+                transition.setBounds(view: iconView, bounds: CGRect(origin: CGPoint(), size: iconFrame.size))
                 transition.setAlpha(view: iconView, alpha: isEnabled ? 1.0 : 0.6)
+                transition.setScale(view: iconView, scale: availableSize.height / 56.0)
             }
             
             self.isEnabled = isEnabled

submodules/TelegramCallsUI/Sources/VideoChatScreen.swift

@@ -227,6 +227,7 @@ final class VideoChatScreenComponent: Component {
         var isEncryptionKeyExpanded: Bool = false
         
         let videoButton = ComponentView<Empty>()
+        let videoControlButton = ComponentView<Empty>()
         let leaveButton = ComponentView<Empty>()
         let microphoneButton = ComponentView<Empty>()
         
@@ -1130,7 +1131,8 @@ final class VideoChatScreenComponent: Component {
                     scheduleTimestamp: nil,
                     subscribedToScheduled: false,
                     isVideoEnabled: true,
-                    isVideoWatchersLimitReached: false
+                    isVideoWatchersLimitReached: false,
+                    isMyVideoActive: false
                 )
                 
                 return .single((callState, invitedPeers.compactMap({ peer -> VideoChatScreenComponent.InvitedPeer? in
@@ -2657,7 +2659,8 @@ final class VideoChatScreenComponent: Component {
             }
             
             let videoButtonContent: VideoChatActionButtonComponent.Content
-            if let callState = self.callState, let muteState = callState.muteState, !muteState.canUnmute {
+            let videoControlButtonContent: VideoChatActionButtonComponent.Content
+
             var buttonAudio: VideoChatActionButtonComponent.Content.Audio = .speaker
             var buttonIsEnabled = false
             if let (availableOutputs, maybeCurrentOutput) = self.audioOutputState, let currentOutput = maybeCurrentOutput {
@@ -2685,10 +2688,55 @@ final class VideoChatScreenComponent: Component {
                     buttonAudio = .none
                 }
             }
+
+            if let callState = self.callState, let muteState = callState.muteState, !muteState.canUnmute {
                 videoButtonContent = .audio(audio: buttonAudio, isEnabled: buttonIsEnabled)
+                videoControlButtonContent = .audio(audio: buttonAudio, isEnabled: buttonIsEnabled)
             } else {
-                videoButtonContent = .video(isActive: false)
+                let isVideoActive = self.callState?.isMyVideoActive ?? false
+                videoButtonContent = .video(isActive: isVideoActive)
+                if isVideoActive {
+                    videoControlButtonContent = .rotateCamera
+                } else {
+                    videoControlButtonContent = .audio(audio: buttonAudio, isEnabled: buttonIsEnabled)
                 }
+            }
+
+            var displayVideoControlButton = true
+            if areButtonsCollapsed {
+                displayVideoControlButton = false
+            } else if let expandedParticipantsVideoState = self.expandedParticipantsVideoState, !expandedParticipantsVideoState.isUIHidden {
+                displayVideoControlButton = false
+            }
+
+            let videoControlButtonSize = self.videoControlButton.update(
+                transition: transition,
+                component: AnyComponent(PlainButtonComponent(
+                    content: AnyComponent(VideoChatActionButtonComponent(
+                        strings: environment.strings,
+                        content: videoControlButtonContent,
+                        microphoneState: actionButtonMicrophoneState,
+                        isCollapsed: true
+                    )),
+                    effectAlignment: .center,
+                    action: { [weak self] in
+                        guard let self else {
+                            return
+                        }
+                        if let state = self.callState, state.isMyVideoActive {
+                            if case let .group(groupCall) = self.currentCall {
+                                groupCall.switchVideoCamera()
+                            }
+                        } else {
+                            self.onAudioRoutePressed()
+                        }
+                    },
+                    animateAlpha: false
+                )),
+                environment: {},
+                containerSize: CGSize(width: 32.0, height: 32.0)
+            )
+
             let _ = self.videoButton.update(
                 transition: transition,
                 component: AnyComponent(PlainButtonComponent(
@@ -2714,12 +2762,33 @@ final class VideoChatScreenComponent: Component {
                 environment: {},
                 containerSize: CGSize(width: actionButtonDiameter, height: actionButtonDiameter)
             )
+
+            let videoControlButtonSpacing: CGFloat = 8.0
+
+            var videoButtonFrame = leftActionButtonFrame
+            if displayVideoControlButton {
+                let totalVideoButtonsHeight = actionButtonDiameter + videoControlButtonSpacing + videoControlButtonSize.height
+                videoButtonFrame.origin.y = videoButtonFrame.minY + floor((videoButtonFrame.height - totalVideoButtonsHeight) / 2.0) + videoControlButtonSpacing + videoControlButtonSize.height
+            }
+
+            let videoControlButtonFrame = CGRect(origin: CGPoint(x: videoButtonFrame.minX + floor((videoButtonFrame.width - videoControlButtonSize.width) / 2.0), y: videoButtonFrame.minY - videoControlButtonSpacing - videoControlButtonSize.height), size: videoControlButtonSize)
+
+            if let videoControlButtonView = self.videoControlButton.view {
+                if videoControlButtonView.superview == nil {
+                    self.containerView.addSubview(videoControlButtonView)
+                }
+                transition.setPosition(view: videoControlButtonView, position: videoControlButtonFrame.center)
+                transition.setBounds(view: videoControlButtonView, bounds: CGRect(origin: CGPoint(), size: videoControlButtonFrame.size))
+                alphaTransition.setAlpha(view: videoControlButtonView, alpha: displayVideoControlButton ? 1.0 : 0.0)
+                transition.setScale(view: videoControlButtonView, scale: displayVideoControlButton ? 1.0 : 0.001)
+            }
+
             if let videoButtonView = self.videoButton.view {
                 if videoButtonView.superview == nil {
                     self.containerView.addSubview(videoButtonView)
                 }
-                transition.setPosition(view: videoButtonView, position: leftActionButtonFrame.center)
+                transition.setPosition(view: videoButtonView, position: videoButtonFrame.center)
-                transition.setBounds(view: videoButtonView, bounds: CGRect(origin: CGPoint(), size: leftActionButtonFrame.size))
+                transition.setBounds(view: videoButtonView, bounds: CGRect(origin: CGPoint(), size: videoButtonFrame.size))
             }
             
             let _ = self.leaveButton.update(

submodules/TelegramCore/Sources/State/UserLimitsConfiguration.swift

@@ -28,6 +28,7 @@ public struct UserLimitsConfiguration: Equatable {
     public var maxGiveawayCountriesCount: Int32
     public var maxGiveawayPeriodSeconds: Int32
     public var maxChannelRecommendationsCount: Int32
+    public var maxConferenceParticipantCount: Int32
     
     public static var defaultValue: UserLimitsConfiguration {
         return UserLimitsConfiguration(
@@ -56,7 +57,8 @@ public struct UserLimitsConfiguration: Equatable {
             maxGiveawayChannelsCount: 10,
             maxGiveawayCountriesCount: 10,
             maxGiveawayPeriodSeconds: 86400 * 31,
-            maxChannelRecommendationsCount: 10
+            maxChannelRecommendationsCount: 10,
+            maxConferenceParticipantCount: 100
         )
     }
 
@@ -86,7 +88,8 @@ public struct UserLimitsConfiguration: Equatable {
         maxGiveawayChannelsCount: Int32,
         maxGiveawayCountriesCount: Int32,
         maxGiveawayPeriodSeconds: Int32,
-        maxChannelRecommendationsCount: Int32
+        maxChannelRecommendationsCount: Int32,
+        maxConferenceParticipantCount: Int32
     ) {
         self.maxPinnedChatCount = maxPinnedChatCount
         self.maxPinnedSavedChatCount = maxPinnedSavedChatCount
@@ -114,6 +117,7 @@ public struct UserLimitsConfiguration: Equatable {
         self.maxGiveawayCountriesCount = maxGiveawayCountriesCount
         self.maxGiveawayPeriodSeconds = maxGiveawayPeriodSeconds
         self.maxChannelRecommendationsCount = maxChannelRecommendationsCount
+        self.maxConferenceParticipantCount = maxConferenceParticipantCount
     }
 }
 
@@ -167,5 +171,6 @@ extension UserLimitsConfiguration {
         self.maxGiveawayCountriesCount = getGeneralValue("giveaway_countries_max", orElse: defaultValue.maxGiveawayCountriesCount)
         self.maxGiveawayPeriodSeconds = getGeneralValue("giveaway_period_max", orElse: defaultValue.maxGiveawayPeriodSeconds)
         self.maxChannelRecommendationsCount = getValue("recommended_channels_limit", orElse: defaultValue.maxChannelRecommendationsCount)
+        self.maxConferenceParticipantCount = getGeneralValue("conference_call_size_limit", orElse: defaultValue.maxConferenceParticipantCount)
     }
 }

submodules/TelegramCore/Sources/TelegramEngine/Data/ConfigurationData.swift

@@ -62,6 +62,7 @@ public enum EngineConfiguration {
         public let maxGiveawayCountriesCount: Int32
         public let maxGiveawayPeriodSeconds: Int32
         public let maxChannelRecommendationsCount: Int32
+        public let maxConferenceParticipantCount: Int32
         
         public static var defaultValue: UserLimits {
             return UserLimits(UserLimitsConfiguration.defaultValue)
@@ -93,7 +94,8 @@ public enum EngineConfiguration {
             maxGiveawayChannelsCount: Int32,
             maxGiveawayCountriesCount: Int32,
             maxGiveawayPeriodSeconds: Int32,
-            maxChannelRecommendationsCount: Int32
+            maxChannelRecommendationsCount: Int32,
+            maxConferenceParticipantCount: Int32
         ) {
             self.maxPinnedChatCount = maxPinnedChatCount
             self.maxPinnedSavedChatCount = maxPinnedSavedChatCount
@@ -121,6 +123,7 @@ public enum EngineConfiguration {
             self.maxGiveawayCountriesCount = maxGiveawayCountriesCount
             self.maxGiveawayPeriodSeconds = maxGiveawayPeriodSeconds
             self.maxChannelRecommendationsCount = maxChannelRecommendationsCount
+            self.maxConferenceParticipantCount = maxConferenceParticipantCount
         }
     }
 }
@@ -183,7 +186,8 @@ public extension EngineConfiguration.UserLimits {
             maxGiveawayChannelsCount: userLimitsConfiguration.maxGiveawayChannelsCount,
             maxGiveawayCountriesCount: userLimitsConfiguration.maxGiveawayCountriesCount,
             maxGiveawayPeriodSeconds: userLimitsConfiguration.maxGiveawayPeriodSeconds,
-            maxChannelRecommendationsCount: userLimitsConfiguration.maxChannelRecommendationsCount
+            maxChannelRecommendationsCount: userLimitsConfiguration.maxChannelRecommendationsCount,
+            maxConferenceParticipantCount: userLimitsConfiguration.maxConferenceParticipantCount
         )
     }
 }

submodules/TelegramCore/Sources/TelegramEngine/Peers/JoinLink.swift

@@ -178,17 +178,23 @@ func _internal_joinCallLinkInformation(_ hash: String, account: Account) -> Sign
     }
 }
 
-func _internal_joinCallInvitationInformation(account: Account, messageId: MessageId) -> Signal<JoinCallLinkInformation, JoinLinkInfoError> {
+public enum JoinCallLinkInfoError {
+    case generic
+    case flood
+    case doesNotExist
+}
+
+func _internal_joinCallInvitationInformation(account: Account, messageId: MessageId) -> Signal<JoinCallLinkInformation, JoinCallLinkInfoError> {
     return _internal_getCurrentGroupCall(account: account, reference: .message(id: messageId))
-    |> mapError { error -> JoinLinkInfoError in
+    |> mapError { error -> JoinCallLinkInfoError in
         switch error {
         case .generic:
             return .generic
         }
     }
-    |> mapToSignal { call -> Signal<JoinCallLinkInformation, JoinLinkInfoError> in
+    |> mapToSignal { call -> Signal<JoinCallLinkInformation, JoinCallLinkInfoError> in
-        guard let call = call else {
+        guard let call else {
-            return .fail(.generic)
+            return .fail(.doesNotExist)
         }
         var members: [EnginePeer] = []
         for participant in call.topParticipants {

submodules/TelegramCore/Sources/TelegramEngine/Peers/TelegramEnginePeers.swift

@@ -842,7 +842,7 @@ public extension TelegramEngine {
             return _internal_joinCallLinkInformation(hash, account: self.account)
         }
         
-        public func joinCallInvitationInformation(messageId: EngineMessage.Id) -> Signal<JoinCallLinkInformation, JoinLinkInfoError> {
+        public func joinCallInvitationInformation(messageId: EngineMessage.Id) -> Signal<JoinCallLinkInformation, JoinCallLinkInfoError> {
             return _internal_joinCallInvitationInformation(account: self.account, messageId: messageId)
         }
 

submodules/TelegramUI/BUILD

@@ -469,6 +469,9 @@ swift_library(
         "//submodules/TelegramUI/Components/Settings/AccountFreezeInfoScreen",
         "//submodules/TelegramUI/Components/JoinSubjectScreen",
         "//submodules/TelegramUI/Components/Chat/QuickShareScreen",
+        "//submodules/TelegramUI/Components/ButtonComponent",
+        "//submodules/Components/BlurredBackgroundComponent",
+        "//submodules/TelegramUI/Components/CheckComponent",
         "//third-party/recaptcha:RecaptchaEnterprise",
     ] + select({
         "@build_bazel_rules_apple//apple:ios_arm64": appcenter_targets,

submodules/TelegramUI/Components/Chat/ChatMessageCallBubbleContentNode/Sources/ChatMessageCallBubbleContentNode.swift

@@ -114,7 +114,6 @@ public class ChatMessageCallBubbleContentNode: ChatMessageBubbleContentNode {
                 var callDuration: Int32?
                 var callSuccessful = true
                 var isVideo = false
-                var hasCallButton = true
                 var updateConferenceTimerEndTimeout: Int32?
                 for media in item.message.media {
                     if let action = media as? TelegramMediaAction, case let .phoneCall(_, discardReason, duration, isVideoValue) = action.action {
@@ -173,9 +172,7 @@ public class ChatMessageCallBubbleContentNode: ChatMessageBubbleContentNode {
                         #else
                         missedTimeout = 30
                         #endif
-                        if conferenceCall.duration != nil {
+                        
-                            hasCallButton = false
-                        }
                         let currentTime = Int32(Date().timeIntervalSince1970)
                         if conferenceCall.flags.contains(.isMissed) {
                             titleString = "Declined Group Call"
@@ -296,9 +293,7 @@ public class ChatMessageCallBubbleContentNode: ChatMessageBubbleContentNode {
                 boundingSize.width += layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
                 boundingSize.height += layoutConstants.text.bubbleInsets.top + layoutConstants.text.bubbleInsets.bottom
                 
-                if hasCallButton {
                 boundingSize.width += 54.0
-                }
                 
                 return (boundingSize.width, { boundingWidth in
                     return (boundingSize, { [weak self] animation, _, _ in
@@ -359,7 +354,6 @@ public class ChatMessageCallBubbleContentNode: ChatMessageBubbleContentNode {
                             if let buttonImage = buttonImage {
                                 strongSelf.buttonNode.setImage(buttonImage, for: [])
                                 strongSelf.buttonNode.frame = CGRect(origin: CGPoint(x: boundingWidth - buttonImage.size.width - 8.0, y: 15.0), size: buttonImage.size)
-                                strongSelf.buttonNode.isHidden = !hasCallButton
                             }
                             
                             if let activeConferenceUpdateTimer = strongSelf.activeConferenceUpdateTimer {
@@ -411,10 +405,6 @@ public class ChatMessageCallBubbleContentNode: ChatMessageBubbleContentNode {
     }
     
     override public func tapActionAtPoint(_ point: CGPoint, gesture: TapLongTapOrDoubleTapGesture, isEstimating: Bool) -> ChatMessageBubbleContentTapAction {
-        if self.buttonNode.isHidden {
-            return ChatMessageBubbleContentTapAction(content: .none)
-        }
-        
         if self.buttonNode.frame.contains(point) {
             return ChatMessageBubbleContentTapAction(content: .ignore)
         } else if self.bounds.contains(point), let item = self.item {

submodules/TelegramUI/Components/JoinSubjectScreen/Sources/JoinSubjectScreen.swift

@@ -405,7 +405,8 @@ private final class JoinSubjectScreenComponent: Component {
                         isStream: false
                     ),
                     reference: .link(slug: groupCall.slug),
-                    beginWithVideo: false
+                    beginWithVideo: false,
+                    invitePeerIds: []
                 )
                 
                 self.environment?.controller()?.dismiss()

submodules/TelegramUI/Sources/ChatController.swift

@@ -2894,6 +2894,7 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                 return
             }
             if conferenceCall.duration != nil {
+                self.context.sharedContext.openCreateGroupCallUI(context: self.context, peerIds: conferenceCall.otherParticipants, parentController: self)
                 return
             }
             
@@ -2919,8 +2920,21 @@ public final class ChatControllerImpl: TelegramBaseController, ChatController, G
                         isStream: false
                     ),
                     reference: .message(id: message.id),
-                    beginWithVideo: conferenceCall.flags.contains(.isVideo)
+                    beginWithVideo: conferenceCall.flags.contains(.isVideo),
+                    invitePeerIds: []
                 )
+            }, error: { [weak self] error in
+                guard let self else {
+                    return
+                }
+                switch error {
+                case .doesNotExist:
+                    self.context.sharedContext.openCreateGroupCallUI(context: self.context, peerIds: conferenceCall.otherParticipants, parentController: self)
+                default:
+                    let presentationData = self.context.sharedContext.currentPresentationData.with { $0 }
+                    //TODO:localize
+                    self.present(textAlertController(context: self.context, title: nil, text: "An error occurred", actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), in: .window(.root))
+                }
             })
         }, longTap: { [weak self] action, params in
             if let self {

submodules/TelegramUI/Sources/ComposeController.swift

@@ -125,7 +125,7 @@ public class ComposeControllerImpl: ViewController, ComposeController {
 
         self.contactsNode.openCreateNewGroup = { [weak self] in
             if let strongSelf = self {
-                let controller = strongSelf.context.sharedContext.makeContactMultiselectionController(ContactMultiselectionControllerParams(context: strongSelf.context, mode: .groupCreation, onlyWriteable: true))
+                let controller = strongSelf.context.sharedContext.makeContactMultiselectionController(ContactMultiselectionControllerParams(context: strongSelf.context, mode: .groupCreation(isCall: false), onlyWriteable: true))
                 (strongSelf.navigationController as? NavigationController)?.pushViewController(controller, completion: { [weak self] in
                     if let strongSelf = self {
                         strongSelf.contactsNode.contactListNode.listNode.clearHighlightAnimated(true)

submodules/TelegramUI/Sources/ContactMultiselectionController.swift

@@ -241,8 +241,13 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
         }
         
         switch self.mode {
-        case .groupCreation:
+        case let .groupCreation(isCall):
-            let maxCount: Int32 = self.limitsConfiguration?.maxSupergroupMemberCount ?? 5000
+            let maxCount: Int32
+            if isCall {
+                maxCount = self.context.userLimits.maxConferenceParticipantCount
+            } else {
+                maxCount = self.limitsConfiguration?.maxSupergroupMemberCount ?? 5000
+            }
             let count: Int
             switch self.contactsNode.contentNode {
             case let .contacts(contactsNode):
@@ -250,8 +255,12 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
             case let .chats(chatsNode):
                 count = chatsNode.currentState.selectedPeerIds.count
             }
+            if isCall && count == 0 {
+                self.titleView.title = CounterControllerTitle(title: self.params.title ?? self.presentationData.strings.Compose_NewGroupTitle, counter: nil)
+            } else {
                 self.titleView.title = CounterControllerTitle(title: self.params.title ?? self.presentationData.strings.Compose_NewGroupTitle, counter: "\(count)/\(maxCount)")
-            if self.rightNavigationButton == nil {
+            }
+            if self.rightNavigationButton == nil && !isCall {
                 let rightNavigationButton = UIBarButtonItem(title: self.presentationData.strings.Common_Next, style: .done, target: self, action: #selector(self.rightNavigationButtonPressed))
                 self.rightNavigationButton = rightNavigationButton
                 self.navigationItem.rightBarButtonItem = self.rightNavigationButton
@@ -328,7 +337,12 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
                 var addedToken: EditableTokenListToken?
                 var removedTokenId: AnyHashable?
                 
-                let maxRegularCount: Int32 = strongSelf.limitsConfiguration?.maxGroupMemberCount ?? 200
+                let maxRegularCount: Int32
+                if case .groupCreation(true) = strongSelf.mode {
+                    maxRegularCount = strongSelf.context.userLimits.maxConferenceParticipantCount
+                } else {
+                    maxRegularCount = strongSelf.limitsConfiguration?.maxGroupMemberCount ?? 200
+                }
                 var displayCountAlert = false
                 
                 var selectionState: ContactListNodeGroupSelectionState?
@@ -349,6 +363,10 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
                             if updatedState.selectedPeerIndices[.peer(peer.id)] == nil {
                                 removedTokenId = peer.id
                             } else {
+                                var selectedPeerMap = updatedState.selectedPeerMap
+                                selectedPeerMap[.peer(peer.id)] = .peer(peer: peer, isGlobal: false, participantCount: nil)
+                                updatedState = updatedState.withSelectedPeerMap(selectedPeerMap)
+                                
                                 if updatedState.selectedPeerIndices.count >= maxRegularCount {
                                     displayCountAlert = true
                                     updatedState = updatedState.withToggledPeerId(.peer(peer.id))
@@ -416,6 +434,24 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
             }
         }
 
+        if !self.params.initialSelectedPeers.isEmpty {
+            for peer in self.params.initialSelectedPeers {
+                self.contactsNode.openPeer?(.peer(peer: peer._asPeer(), isGlobal: false, participantCount: nil))
+            }
+            /*if case let .contacts(contactsNode) = self.contactsNode.contentNode {
+                contactsNode.updateSelectionState { state in
+                    var updatedState = state ?? ContactListNodeGroupSelectionState()
+                    var selectedPeerMap = updatedState.selectedPeerMap
+                    for peer in self.params.initialSelectedPeers {
+                        updatedState = updatedState.withToggledPeerId(.peer(peer.id))
+                        selectedPeerMap[.peer(peer.id)] = .peer(peer: peer._asPeer(), isGlobal: false, participantCount: nil)
+                    }
+                    updatedState = updatedState.withSelectedPeerMap(selectedPeerMap)
+                    return updatedState
+                }
+            }*/
+        }
+        
         self.contactsNode.openPeerMore  = { [weak self] peer, node, gesture in
             guard let self, case let .peer(peer, _, _) = peer, let node = node as? ContextReferenceContentNode else {
                 return
@@ -538,8 +574,13 @@ class ContactMultiselectionControllerImpl: ViewController, ContactMultiselection
                             break
                     }
                     switch strongSelf.mode {
-                        case .groupCreation:
+                        case let .groupCreation(isCall):
-                            let maxCount: Int32 = strongSelf.limitsConfiguration?.maxSupergroupMemberCount ?? 5000
+                            let maxCount: Int32
+                            if isCall {
+                                maxCount = strongSelf.context.userLimits.maxConferenceParticipantCount
+                            } else {
+                                maxCount = strongSelf.limitsConfiguration?.maxSupergroupMemberCount ?? 5000
+                            }
                             strongSelf.titleView.title = CounterControllerTitle(title: strongSelf.presentationData.strings.Compose_NewGroupTitle, counter: "\(updatedCount)/\(maxCount)")
                         case .premiumGifting:
                             let maxCount: Int32 = strongSelf.limit ?? 10

submodules/TelegramUI/Sources/ContactMultiselectionControllerNode.swift

@@ -14,6 +14,7 @@ import MultiAnimationRenderer
 import EditableTokenListNode
 import SolidRoundedButtonNode
 import ContextUI
+import ComponentFlow
 
 private struct SearchResultEntry: Identifiable {
     let index: Int
@@ -53,6 +54,7 @@ final class ContactMultiselectionControllerNode: ASDisplayNode {
     var searchResultsNode: ContactListNode?
     
     private let context: AccountContext
+    private let mode: ContactMultiselectionControllerMode
     
     private var containerLayout: (ContainerViewLayout, CGFloat, CGFloat)?
     
@@ -82,11 +84,14 @@ final class ContactMultiselectionControllerNode: ASDisplayNode {
     private let onlyWriteable: Bool
     private let isGroupInvitation: Bool
 
+    private var bottomPanel: ComponentView<Empty>?
+    
     init(navigationBar: NavigationBar?, context: AccountContext, presentationData: PresentationData, updatedPresentationData: (initial: PresentationData, signal: Signal<PresentationData, NoError>)?, mode: ContactMultiselectionControllerMode, isPeerEnabled: ((EnginePeer) -> Bool)?, attemptDisabledItemSelection: ((EnginePeer, ChatListDisabledPeerReason) -> Void)?, options: Signal<[ContactListAdditionalOption], NoError>, filters: [ContactListFilter], onlyWriteable: Bool, isGroupInvitation: Bool, limit: Int32?, reachedSelectionLimit: ((Int32) -> Void)?, present: @escaping (ViewController, Any?) -> Void) {
         self.navigationBar = navigationBar
         
         self.context = context
         self.presentationData = presentationData
+        self.mode = mode
         
         self.animationCache = context.animationCache
         self.animationRenderer = context.animationRenderer
@@ -120,6 +125,17 @@ final class ContactMultiselectionControllerNode: ASDisplayNode {
             self.footerPanelNode = FooterPanelNode(theme: self.presentationData.theme, strings: self.presentationData.strings, action: {
                 proceedImpl?()
             })
+        case let .groupCreation(isCall):
+            if isCall {
+                //TODO:localize
+                placeholder = "Search for contacts or usernames"
+                self.footerPanelNode = FooterPanelNode(theme: self.presentationData.theme, strings: self.presentationData.strings, action: {
+                    proceedImpl?()
+                })
+            } else {
+                placeholder = self.presentationData.strings.Compose_TokenListPlaceholder    
+                self.footerPanelNode = nil
+            }
         default:
             placeholder = self.presentationData.strings.Compose_TokenListPlaceholder
             self.footerPanelNode = nil
@@ -462,7 +478,24 @@ final class ContactMultiselectionControllerNode: ASDisplayNode {
             if case let .contacts(contactListNode) = self.contentNode {
                 count = contactListNode.selectionState?.selectedPeerIndices.count ?? 0
             }
-            footerPanelNode.count = count
+            if case let .groupCreation(isCall) = self.mode, isCall {
+                //TODO:localize
+                if count == 0 {
+                    // Don't set anything to prevent state update
+                } else if count <= 1 {
+                    let callTitle: String
+                    if case let .contacts(contactListNode) = self.contentNode, let peer = contactListNode.selectedPeers.first, case let .peer(peer, _, _) = peer {
+                        callTitle = "Call \(EnginePeer(peer).compactDisplayTitle)"
+                    } else {
+                        callTitle = "Call"
+                    }
+                    footerPanelNode.content = FooterPanelNode.Content(title: callTitle, badge: "")
+                } else {
+                    footerPanelNode.content = FooterPanelNode.Content(title: "Call", badge: "\(count)")
+                }
+            } else {
+                footerPanelNode.content = FooterPanelNode.Content(title: self.presentationData.strings.Premium_Gift_ContactSelection_Proceed, badge: count == 0 ? "" : "\(count)")
+            }
             let panelHeight = footerPanelNode.updateLayout(width: layout.size.width, sideInset: layout.safeInsets.left, bottomInset: headerInsets.bottom, transition: transition)
             if count == 0 {
                 transition.updateFrame(node: footerPanelNode, frame: CGRect(origin: CGPoint(x: 0.0, y: layout.size.height), size: CGSize(width: layout.size.width, height: panelHeight)))
@@ -509,6 +542,16 @@ final class ContactMultiselectionControllerNode: ASDisplayNode {
 
 
 private final class FooterPanelNode: ASDisplayNode {
+    struct Content: Equatable {
+        let title: String
+        let badge: String
+
+        init(title: String, badge: String) {
+            self.title = title
+            self.badge = badge
+        }
+    }
+    
     private let theme: PresentationTheme
     private let strings: PresentationStrings
     
@@ -517,11 +560,11 @@ private final class FooterPanelNode: ASDisplayNode {
     
     private var validLayout: (CGFloat, CGFloat, CGFloat)?
     
-    var count: Int = 0 {
+    var content: Content {
         didSet {
-            if self.count != oldValue && self.count > 0 {
+            if self.content != oldValue {
-                self.button.title = self.strings.Premium_Gift_ContactSelection_Proceed
+                self.button.title = content.title
-                self.button.badge = "\(self.count)"
+                self.button.badge = content.badge.isEmpty ? nil : content.badge
                 
                 if let (width, sideInset, bottomInset) = self.validLayout {
                     let _ = self.updateLayout(width: width, sideInset: sideInset, bottomInset: bottomInset, transition: .immediate)
@@ -539,6 +582,8 @@ private final class FooterPanelNode: ASDisplayNode {
         
         self.button = SolidRoundedButtonView(theme: SolidRoundedButtonTheme(theme: theme), height: 48.0, cornerRadius: 10.0)
 
+        self.content = Content(title: self.strings.Premium_Gift_ContactSelection_Proceed, badge: "")
+        
         super.init()
         
         self.backgroundColor = theme.rootController.navigationBar.opaqueBackgroundColor

submodules/TelegramUI/Sources/SharedAccountContext.swift

@@ -80,6 +80,7 @@ import ShareController
 import AccountFreezeInfoScreen
 import JoinSubjectScreen
 import OldChannelsController
+import InviteLinksUI
 
 private final class AccountUserInterfaceInUseContext {
     let subscribers = Bag<(Bool) -> Void>()
@@ -1904,6 +1905,200 @@ public final class SharedAccountContextImpl: SharedAccountContext {
         return controller
     }
     
+    public func openCreateGroupCallUI(context: AccountContext, peerIds: [EnginePeer.Id], parentController: ViewController) {
+        let _ = (context.engine.data.get(
+            EngineDataList(peerIds.map(TelegramEngine.EngineData.Item.Peer.Peer.init(id:)))
+        )
+        |> deliverOnMainQueue).startStandalone(next: { [weak parentController] peers in
+            guard let parentController else {
+                return
+            }
+            
+            let peers = peers.compactMap({ $0 })
+            
+            let presentationData = context.sharedContext.currentPresentationData.with { $0 }
+            let controller = context.sharedContext.makeContactMultiselectionController(ContactMultiselectionControllerParams(
+                context: context,
+                title: presentationData.strings.Calls_NewCall,
+                mode: .groupCreation(isCall: true),
+                options: .single([]),
+                filters: [.excludeSelf],
+                onlyWriteable: true,
+                isGroupInvitation: false,
+                isPeerEnabled: nil,
+                attemptDisabledItemSelection: nil,
+                alwaysEnabled: false,
+                limit: nil,
+                reachedLimit: nil,
+                openProfile: nil,
+                sendMessage: nil,
+                initialSelectedPeers: peers
+            ))
+            controller.navigationPresentation = .modal
+            if let navigationController = parentController.navigationController as? NavigationController {
+                navigationController.pushViewController(controller)
+            } else if let navigationController = context.sharedContext.mainWindow?.viewController as? NavigationController {
+                navigationController.pushViewController(controller)
+            }
+
+            let _ = (controller.result
+            |> take(1)
+            |> deliverOnMainQueue).startStandalone(next: { [weak controller] result in
+                guard case let .result(rawPeerIds, _) = result else {
+                    controller?.dismiss()
+                    return
+                }
+                let peerIds = rawPeerIds.compactMap { id -> EnginePeer.Id? in
+                    if case let .peer(id) = id {
+                        return id
+                    }
+                    return nil
+                }
+                if peerIds.isEmpty {
+                    controller?.dismiss()
+                    return
+                }
+
+                if peerIds.count == 1 {
+                    //TODO:release isVideo
+                    controller?.dismiss()
+                    self.performCall(context: context, parentController: parentController, peerId: peerIds[0], isVideo: false, began: {
+                        let _ = (context.sharedContext.hasOngoingCall.get()
+                        |> filter { $0 }
+                        |> timeout(1.0, queue: Queue.mainQueue(), alternate: .single(true))
+                        |> delay(0.5, queue: Queue.mainQueue())
+                        |> take(1)
+                        |> deliverOnMainQueue).startStandalone(next: { _ in
+                            if let controller, let navigationController = controller.navigationController as? NavigationController {
+                                if navigationController.viewControllers.last === controller {
+                                    let _ = navigationController.popViewController(animated: true)
+                                }
+                            }
+                        })
+                    })
+                } else {
+                    self.createGroupCall(context: context, parentController: parentController, peerIds: peerIds, completion: {
+                        controller?.dismiss()
+                    })
+                }
+            })
+        })
+    }
+    
+    private func performCall(context: AccountContext, parentController: ViewController, peerId: EnginePeer.Id, isVideo: Bool, began: (() -> Void)? = nil) {
+        let _ = (context.account.viewTracker.peerView(peerId)
+        |> take(1)
+        |> deliverOnMainQueue).startStandalone(next: { [weak parentController] view in
+            guard let parentController else {
+                return
+            }
+            guard let peer = peerViewMainPeer(view) else {
+                return
+            }
+                
+            if let cachedUserData = view.cachedData as? CachedUserData, cachedUserData.callsPrivate {
+                let presentationData = context.sharedContext.currentPresentationData.with { $0 }
+                parentController.present(textAlertController(context: context, title: presentationData.strings.Call_ConnectionErrorTitle, text: presentationData.strings.Call_PrivacyErrorMessage(EnginePeer(peer).compactDisplayTitle).string, actions: [TextAlertAction(type: .defaultAction, title: presentationData.strings.Common_OK, action: {})]), in: .window(.root))
+                return
+            }
+            
+            context.requestCall(peerId: peerId, isVideo: isVideo, completion: {
+                began?()
+            })
+        })
+    }
+    
+    private func createGroupCall(context: AccountContext, parentController: ViewController, peerIds: [EnginePeer.Id], completion: (() -> Void)? = nil) {
+        parentController.view.endEditing(true)
+        
+        var cancelImpl: (() -> Void)?
+        var signal = context.engine.calls.createConferenceCall()
+        let presentationData = context.sharedContext.currentPresentationData.with { $0 }
+        let progressSignal = Signal<Never, NoError> { [weak parentController] subscriber in
+            let controller = OverlayStatusController(theme: presentationData.theme, type: .loading(cancelled: {
+                cancelImpl?()
+            }))
+            parentController?.present(controller, in: .window(.root), with: ViewControllerPresentationArguments(presentationAnimation: .modalSheet))
+            return ActionDisposable { [weak controller] in
+                Queue.mainQueue().async() {
+                    controller?.dismiss()
+                }
+            }
+        }
+        |> runOn(Queue.mainQueue())
+        |> delay(0.3, queue: Queue.mainQueue())
+        let progressDisposable = progressSignal.start()
+        
+        signal = signal
+        |> afterDisposed {
+            Queue.mainQueue().async {
+                progressDisposable.dispose()
+            }
+        }
+        
+        let disposable = (signal
+        |> deliverOnMainQueue).startStandalone(next: { [weak parentController] call in
+            guard let parentController else {
+                return
+            }
+            
+            let openCall: () -> Void = {
+                context.sharedContext.callManager?.joinConferenceCall(
+                    accountContext: context,
+                    initialCall: EngineGroupCallDescription(
+                        id: call.callInfo.id,
+                        accessHash: call.callInfo.accessHash,
+                        title: call.callInfo.title,
+                        scheduleTimestamp: nil,
+                        subscribedToScheduled: false,
+                        isStream: false
+                    ),
+                    reference: .id(id: call.callInfo.id, accessHash: call.callInfo.accessHash),
+                    beginWithVideo: false,
+                    invitePeerIds: peerIds
+                )
+                completion?()
+            }
+            
+            if !peerIds.isEmpty {
+                openCall()
+            } else {
+                let controller = InviteLinkInviteController(
+                    context: context,
+                    updatedPresentationData: nil,
+                    mode: .groupCall(InviteLinkInviteController.Mode.GroupCall(callId: call.callInfo.id, accessHash: call.callInfo.accessHash, isRecentlyCreated: true, canRevoke: true)),
+                    initialInvite: .link(link: call.link, title: nil, isPermanent: true, requestApproval: false, isRevoked: false, adminId: context.account.peerId, date: 0, startDate: nil, expireDate: nil, usageLimit: nil, count: nil, requestedCount: nil, pricing: nil),
+                    parentNavigationController: parentController.navigationController as? NavigationController,
+                    completed: { [weak parentController] result in
+                        guard let parentController else {
+                            return
+                        }
+                        if let result {
+                            switch result {
+                            case .linkCopied:
+                                //TODO:localize
+                                let presentationData = context.sharedContext.currentPresentationData.with { $0 }
+                                parentController.present(UndoOverlayController(presentationData: presentationData, content: .universal(animation: "anim_linkcopied", scale: 0.08, colors: ["info1.info1.stroke": UIColor.clear, "info2.info2.Fill": UIColor.clear], title: nil, text: "Call link copied.", customUndoText: "View Call", timeout: nil), elevatedLayout: false, animateInAsReplacement: false, action: { action in
+                                    if case .undo = action {
+                                        openCall()
+                                    }
+                                    return false
+                                }), in: .window(.root))
+                            case .openCall:
+                                openCall()
+                            }
+                        }
+                    }
+                )
+                parentController.present(controller, in: .window(.root), with: nil)
+            }
+        })
+        
+        cancelImpl = {
+            disposable.dispose()
+        }
+    }
+    
     public func openExternalUrl(context: AccountContext, urlContext: OpenURLContext, url: String, forceExternal: Bool, presentationData: PresentationData, navigationController: NavigationController?, dismissInput: @escaping () -> Void) {
         openExternalUrlImpl(context: context, urlContext: urlContext, url: url, forceExternal: forceExternal, presentationData: presentationData, navigationController: navigationController, dismissInput: dismissInput)
     }