@@ -3,23 +3,25 @@ import LiveDigitalSDK
33import AVFoundation
44
55
6- final class ViewController : UIViewController {
6+ final class SessionVC : UIViewController {
77 private struct Constants {
88 static let moodhoodAPIHost = URL ( string: " https://moodhood-api.livedigital.space " ) !
99 static let moodhoodClientId = " moodhood-demo "
1010 static let moodhoodClientSecret = " demo12345abcde6789zxcvDemo "
1111 static let loadBalancerHost = URL ( string: " https://lb.livedigital.space " ) !
12- static let testSpaceId = " 6144806aac512ee6cd29be10 "
13- static let testRoomId = " 66cbf30dd3522636cfeb77cb "
1412 }
1513
14+ var spaceId : String ?
15+ var roomId : String ?
16+
1617 @IBOutlet var localPreviewShadowView : UIView !
1718 @IBOutlet var localPreviewContainer : UIView !
1819 @IBOutlet var buttonsContainer : UIView !
1920 @IBOutlet var localAudioButton : UIButton !
2021 @IBOutlet var localVideoButton : UIButton !
2122 @IBOutlet var peersViewsScroller : UIScrollView !
2223 @IBOutlet var peersViewsContainer : UIStackView !
24+ @IBOutlet var finishButton : UIButton !
2325 private var peerViews = [ PeerId: PeerView] ( )
2426 private var peers = [ PeerId: Peer] ( )
2527
@@ -80,6 +82,10 @@ final class ViewController: UIViewController {
8082 super. viewDidLoad ( )
8183 print ( " LiveDigitalSDK version: \( LiveDigital . version ( ) ) " )
8284
85+ finishButton. layer. masksToBounds = true
86+ finishButton. layer. cornerRadius = 20
87+ finishButton. backgroundColor = . systemRed
88+
8389 buttonsContainer. layer. masksToBounds = true
8490 buttonsContainer. layer. cornerRadius = 20
8591
@@ -99,20 +105,22 @@ final class ViewController: UIViewController {
99105
100106 AVCaptureDevice . requestAccess ( for: . audio) { granted in
101107 AVCaptureDevice . requestAccess ( for: . video) { granted in
102- self . startConferenceSession ( )
108+ DispatchQueue . main. async {
109+ self . startConferenceSession ( )
110+ }
103111 }
104112 }
105113 }
106114}
107115
108116// MARK: - LiveDigitalSessionManagerDelegate implementation
109117
110- extension ViewController : LiveDigitalSessionManagerDelegate {
118+ extension SessionVC : LiveDigitalSessionManagerDelegate {
111119}
112120
113121// MARK: - CameraManagerDelegate implementation
114122
115- extension ViewController : CameraManagerDelegate {
123+ extension SessionVC : CameraManagerDelegate {
116124 func cameraManagerFailed( cameraManager: CameraManager , error: MediaCapturerError ) {
117125 print ( " \( cameraManager) failed with error \( error) " )
118126 }
@@ -123,7 +131,7 @@ extension ViewController: CameraManagerDelegate {
123131
124132// MARK: - AudioRouterDelegate implementation
125133
126- extension ViewController : AudioRouterDelegate {
134+ extension SessionVC : AudioRouterDelegate {
127135 func needRestartAudio( ) {
128136 }
129137
@@ -133,9 +141,9 @@ extension ViewController: AudioRouterDelegate {
133141
134142// MARK: - ChannelSessionObserver implementation
135143
136- extension ViewController : ChannelSessionObserver {
144+ extension SessionVC : ChannelSessionObserver {
137145 func channelSessionJoinedChannel( _ channelSession: any LiveDigitalSDK . ChannelSession ) {
138- guard let participantId, let userToken else {
146+ guard let participantId, let userToken, let spaceId , let roomId else {
139147 print ( " Failed to join room: missing participantId or userToken " )
140148 return
141149 }
@@ -144,8 +152,8 @@ extension ViewController: ChannelSessionObserver {
144152 do {
145153 try await apiClient. joinRoom (
146154 userToken: userToken,
147- space: Constants . testSpaceId ,
148- room: Constants . testRoomId ,
155+ space: spaceId ,
156+ room: roomId ,
149157 participant: participantId
150158 )
151159 print ( " Joined room " )
@@ -240,7 +248,7 @@ extension ViewController: ChannelSessionObserver {
240248
241249// MARK: - ChannelSessionDelegate implementation
242250
243- extension ViewController : ChannelSessionDelegate {
251+ extension SessionVC : ChannelSessionDelegate {
244252 func sessionNeedsRestart( _ channelSession: ChannelSession ) {
245253 self . channelSession? . start (
246254 mediaRole: . host,
@@ -271,23 +279,27 @@ extension ViewController: ChannelSessionDelegate {
271279}
272280
273281// MARK: - Private methods
274- private extension ViewController {
282+ private extension SessionVC {
275283 func startConferenceSession( ) {
284+ updateLocalVideoEnabled ( false )
285+ updateLocalAudioEnabled ( false )
286+
287+ guard let spaceId, let roomId else {
288+ print ( " Skip session start: spaceId or roomId is not specified " )
289+ return
290+ }
291+
276292 Task {
277293 let userToken = try await apiClient. authorizeAsGuest ( )
278294 print ( " Created user token: \( userToken) " )
279295
280- let room = try await apiClient. fetchRoom (
281- userToken: userToken,
282- space: Constants . testSpaceId,
283- room: Constants . testRoomId
284- )
296+ let room = try await apiClient. fetchRoom ( userToken: userToken, space: spaceId, room: roomId)
285297 print ( " Fetched room details: \( room) " )
286298
287299 let participant = try await apiClient. createParticipant (
288300 userToken: userToken,
289- space: Constants . testSpaceId ,
290- room: Constants . testRoomId ,
301+ space: spaceId ,
302+ room: roomId ,
291303 clientUniqueId: clientUniqueId,
292304 role: " host " ,
293305 name: UIDevice . current. name
@@ -296,7 +308,7 @@ private extension ViewController {
296308
297309 let signalingToken = try await apiClient. createSignalingToken (
298310 userToken: userToken,
299- space: Constants . testSpaceId ,
311+ space: spaceId ,
300312 participant: participant. id
301313 )
302314 print ( " Created signaling token: \( signalingToken) " )
@@ -349,19 +361,14 @@ private extension ViewController {
349361 print ( " Failed to start session with error: \( error) " )
350362 }
351363
352- self . updateLocalVideoEnabled ( false )
364+ self . updateLocalVideoEnabled ( self . videoSource != nil )
353365 self . updateLocalAudioEnabled ( self . audioSource != nil )
354366 } )
355-
356- startVideoSource ( )
357- startAudioSource ( )
358367 }
359368
360- func startVideoSource( ) {
369+ func startVideoSource( _ completion : ( ( VideoSource ? ) -> Void ) ) {
361370 switch engine. startVideoSource ( position: . front) {
362371 case let . success( videoSource) :
363- self . videoSource = videoSource
364-
365372 videoSource. localVideoView. translatesAutoresizingMaskIntoConstraints = false
366373 localPreviewContainer. addSubview ( videoSource. localVideoView)
367374 localPreviewContainer. leftAnchor
@@ -376,8 +383,11 @@ private extension ViewController {
376383 localPreviewContainer. bottomAnchor
377384 . constraint ( equalTo: videoSource. localVideoView. bottomAnchor)
378385 . isActive = true
386+ completion ( videoSource)
387+
379388 case let . failure( error) :
380389 print ( " Failed to start video source: \( error) " )
390+ completion ( nil )
381391 }
382392 }
383393
@@ -401,6 +411,14 @@ private extension ViewController {
401411 }
402412
403413 func updateLocalVideoEnabled( _ enabled: Bool ) {
414+ if enabled, videoSource == nil {
415+ startVideoSource { [ weak self] source in
416+ self ? . videoSource = source
417+ self ? . updateLocalVideoEnabled ( enabled)
418+ }
419+ return
420+ }
421+
404422 guard let session = channelSession, let source = videoSource else {
405423 print ( " Failed to update local video state: channel or video source is undefined. " )
406424 updateVideoButtonState ( isOn: false )
@@ -411,11 +429,19 @@ private extension ViewController {
411429 session. addVideoSource ( source)
412430 } else {
413431 session. removeVideoSource ( source)
432+ engine. stopVideoSource ( source)
433+ if let camSource = source as? VideoSourceWithPreview {
434+ camSource. localVideoView. removeFromSuperview ( )
435+ }
436+ videoSource = nil
414437 }
415438 updateVideoButtonState ( isOn: enabled)
416439 }
417440
418441 func updateLocalAudioEnabled( _ enabled: Bool ) {
442+ if enabled, audioSource == nil {
443+ startAudioSource ( )
444+ }
419445 guard let session = channelSession, let source = audioSource else {
420446 print ( " Failed to update local audio state: channel or audio source is undefined. " )
421447 updateAudioButtonState ( isOn: false )
@@ -426,6 +452,8 @@ private extension ViewController {
426452 session. addAudioSource ( source)
427453 } else {
428454 session. removeAudioSource ( source)
455+ engine. stopAudioSource ( source)
456+ audioSource = nil
429457 }
430458 updateAudioButtonState ( isOn: enabled)
431459 }
@@ -506,7 +534,7 @@ private extension ViewController {
506534
507535// MARK: - UI Actions
508536
509- private extension ViewController {
537+ private extension SessionVC {
510538 @IBAction
511539 func toggleMicrophoneEnabled( _ sender: UIButton ) {
512540 updateLocalAudioEnabled ( !sender. isSelected)
@@ -523,11 +551,30 @@ private extension ViewController {
523551 print ( " Failed to flip camera: \( error) " )
524552 }
525553 }
554+
555+ @IBAction
556+ func finishSession( _ sender: UIButton ) {
557+ if let videoSource {
558+ engine. stopVideoSource ( videoSource)
559+ }
560+ if let audioSource {
561+ engine. stopAudioSource ( audioSource)
562+ }
563+
564+ guard let channelSession else {
565+ dismiss ( animated: true )
566+ return
567+ }
568+ finishButton. isEnabled = false
569+ channelSession. stop ( completion: { [ weak self] in
570+ self ? . dismiss ( animated: true )
571+ } )
572+ }
526573}
527574
528575// MARK: - UIScrollViewDelegate implementation
529576
530- extension ViewController : UIScrollViewDelegate {
577+ extension SessionVC : UIScrollViewDelegate {
531578 func scrollViewDidScroll( _ scrollView: UIScrollView ) {
532579 updateVisiblePeersVideos ( )
533580 }
@@ -539,7 +586,7 @@ extension ViewController: UIScrollViewDelegate {
539586
540587// MARK: - UIContextMenuInteractionDelegate implementation
541588
542- extension ViewController : UIContextMenuInteractionDelegate {
589+ extension SessionVC : UIContextMenuInteractionDelegate {
543590 func contextMenuInteraction( _ interaction: UIContextMenuInteraction ,
544591 configurationForMenuAtLocation location: CGPoint ) -> UIContextMenuConfiguration ? {
545592
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