[FEAT/#162] 마이크 뮤트 기능을 구현했습니다.

PhotoGether/DataLayer/PhotoGetherData/PhotoGetherData/ConnectionClientImpl.swift

@@ -76,6 +76,10 @@ public final class ConnectionClientImpl: ConnectionClient {
         return capturedImage
     }
 
+    public func switchLocalAudioTrackState(isEnable: Bool) {
+        self.webRTCService.changeLocalAudioState(isEnable)
+    }
+
     /// remoteVideoTrack과 상대방의 화면을 볼 수 있는 뷰를 바인딩합니다.
     public func bindRemoteVideo() {
         guard let remoteVideoView = remoteVideoView as? RTCMTLVideoView else { return }

PhotoGether/DataLayer/PhotoGetherData/PhotoGetherData/ConnectionRepositoryImpl.swift

@@ -14,6 +14,11 @@ public final class ConnectionRepositoryImpl: ConnectionRepository {
     public var didEnterNewUserPublisher: AnyPublisher<(UserInfo, UIView), Never> {
         didEnterNewUserSubject.eraseToAnyPublisher()
     }
+    private let didChangeLocalAudioTrackStateSubject = CurrentValueSubject<Bool, Never>(true)
+    public var didChangeLocalAudioTrackStatePublisher: AnyPublisher<Bool, Never> {
+        didChangeLocalAudioTrackStateSubject
+            .eraseToAnyPublisher()
+    }
     private let _localVideoView = CapturableVideoView()
     public private(set) var localUserInfo: UserInfo?
 
@@ -73,7 +78,6 @@ public final class ConnectionRepositoryImpl: ConnectionRepository {
                 let width2 = CMVideoFormatDescriptionGetDimensions(frame2.formatDescription).width
                 return width1 < width2
             }).first else { return }
-
         // 가장 높은 fps 선택
         guard let fps = (format.videoSupportedFrameRateRanges
             .sorted { return $0.maxFrameRate < $1.maxFrameRate })
@@ -144,6 +148,14 @@ public final class ConnectionRepositoryImpl: ConnectionRepository {
             )
         }
     }
+
+    public func switchLocalAudioTrackState() {
+        let presentAudioState = didChangeLocalAudioTrackStateSubject.value
+        clients.forEach {
+            $0.switchLocalAudioTrackState(isEnable: !presentAudioState)
+        }
+        didChangeLocalAudioTrackStateSubject.send(!presentAudioState)
+    }
 }
 
 extension ConnectionRepositoryImpl {

PhotoGether/DataLayer/PhotoGetherData/PhotoGetherData/Interface/Service/WebRTCService.swift

@@ -34,4 +34,5 @@ public protocol WebRTCService: RTCPeerConnectionDelegate, RTCDataChannelDelegate
     // MARK: Audio
     func muteAudio()
     func unmuteAudio()
+    func changeLocalAudioState(_ isEnabled: Bool)
 }

PhotoGether/DataLayer/PhotoGetherData/PhotoGetherData/ServiceImpl/WebRTCServiceImpl.swift

@@ -33,6 +33,7 @@ public final class WebRTCServiceImpl: NSObject, WebRTCService {
     ]
     private var localVideoTrack: RTCVideoTrack?
     private var remoteVideoTrack: RTCVideoTrack?
+    private var localAudioTrack: RTCAudioTrack
     private var localDataChannel: RTCDataChannel?
     private var remoteDataChannel: RTCDataChannel?
 
@@ -42,7 +43,11 @@ public final class WebRTCServiceImpl: NSObject, WebRTCService {
         let audioConfig = RTCAudioSessionConfiguration.webRTC()
         audioConfig.category = AVAudioSession.Category.playAndRecord.rawValue
         audioConfig.mode = AVAudioSession.Mode.voiceChat.rawValue
-        audioConfig.categoryOptions = [.defaultToSpeaker]
+        audioConfig.categoryOptions = [
+            .defaultToSpeaker,
+            .allowBluetooth,
+            .allowAirPlay
+        ]
         RTCAudioSessionConfiguration.setWebRTC(audioConfig)
 
         let mediaConstraint = PeerConnectionSupport.mediaConstraint()
@@ -57,15 +62,16 @@ public final class WebRTCServiceImpl: NSObject, WebRTCService {
         }
 
         self.peerConnection = peerConnection
+        // MARK: AudioTrack 생성
+        self.localAudioTrack = PeerConnectionSupport.createAudioTrack()
 
         super.init()
 
         // MARK: DataChannel 연결
         self.connectDataChannel(dataChannel: createDataChannel())
 
         // MARK: AudioTrack 연결
-        let audioTrack = PeerConnectionSupport.createAudioTrack()
-        self.connectAudioTrack(audioTrack: audioTrack)
+        self.connectAudioTrack(audioTrack: self.localAudioTrack)
         self.configureAudioSession()
 
         self.peerConnection.delegate = self
@@ -222,12 +228,12 @@ public extension WebRTCServiceImpl {
     private func configureAudioSession() {
         self.rtcAudioSession.lockForConfiguration()
         do {
+
             try self.rtcAudioSession.setCategory(
                 .playAndRecord,
                 mode: .voiceChat,
                 options: .defaultToSpeaker
             )
-            try self.rtcAudioSession.overrideOutputAudioPort(.speaker)
             try self.rtcAudioSession.setActive(true)
         } catch let error {
             PTGLogger.default.log("Error changeing AVAudioSession category: \(error)")
@@ -269,6 +275,10 @@ public extension WebRTCServiceImpl {
         self.setAudioEnabled(true)
     }
 
+    func changeLocalAudioState(_ isEnabled: Bool) {
+        self.localAudioTrack.isEnabled = isEnabled
+    }
+
     private func setAudioEnabled(_ isEnabled: Bool) {
         setTrackEnabled(RTCAudioTrack.self, isEnabled: isEnabled)
     }

PhotoGether/DomainLayer/PhotoGetherDomain/PhotoGetherDomain/UseCaseImpl/ChangeLocalMicStateUseCaseImpl.swift

@@ -0,0 +1,15 @@
+import Combine
+import PhotoGetherDomainInterface
+
+public final class ChangeLocalMicStateUseCaseImpl: ChangeLocalMicStateUseCase {
+    public func execute() -> AnyPublisher<Bool, Never> {
+        connectionRepository.switchLocalAudioTrackState()
+        return connectionRepository.didChangeLocalAudioTrackStatePublisher
+    }
+
+    private let connectionRepository: ConnectionRepository
+
+    public init(connectionRepository: ConnectionRepository) {
+        self.connectionRepository = connectionRepository
+    }
+}

PhotoGether/DomainLayer/PhotoGetherDomain/PhotoGetherDomainInterface/ConnectionClient.swift

@@ -19,6 +19,7 @@ public protocol ConnectionClient {
     func setRemoteUserInfo(_ remoteUserInfo: UserInfo)
     func sendData(data: Data)
     func captureVideo() -> UIImage
+    func switchLocalAudioTrackState(isEnable: Bool)
     func bindLocalVideo(videoSource: RTCVideoSource?, _ localVideoView: UIView)
     func bindRemoteVideo()
 }

PhotoGether/DomainLayer/PhotoGetherDomain/PhotoGetherDomainInterface/Repository/ConnectionRepository.swift

@@ -3,6 +3,7 @@ import Combine
 
 public protocol ConnectionRepository {
     var didEnterNewUserPublisher: AnyPublisher<(UserInfo, UIView), Never> { get }
+    var didChangeLocalAudioTrackStatePublisher: AnyPublisher<Bool, Never> { get }
 
     var localUserInfo: UserInfo? { get }
 
@@ -13,5 +14,6 @@ public protocol ConnectionRepository {
     func createRoom() -> AnyPublisher<RoomOwnerEntity, Error>
     func joinRoom(to roomID: String, hostID: String) -> AnyPublisher<Bool, Error>
     func sendOffer() async throws
-    func stopCaptureLocalVideo() -> Bool 
+    func stopCaptureLocalVideo() -> Bool
+    func switchLocalAudioTrackState()
 }

PhotoGether/DomainLayer/PhotoGetherDomain/PhotoGetherDomainInterface/UseCase/ChangeLocalMicStateUseCase.swift

@@ -0,0 +1,5 @@
+import Combine
+
+public protocol ChangeLocalMicStateUseCase {
+    func execute() -> AnyPublisher<Bool, Never>
+}

PhotoGether/PhotoGether/App/SceneDelegate.swift

@@ -30,14 +30,14 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
             roomOwnerEntity = DeepLinkParser.parseRoomInfo(from: urlContext.url)
         }
 
-        let webScoketClient: WebSocketClient = WebSocketClientImpl(url: url)
+        let webSocketClient: WebSocketClient = WebSocketClientImpl(url: url)
 
         let roomService: RoomService = RoomServiceImpl(
-            webSocketClient: webScoketClient
+            webSocketClient: webSocketClient
         )
 
         let signalingService: SignalingService = SignalingServiceImpl(
-            webSocketClient: webScoketClient
+            webSocketClient: webSocketClient
         )
 
         let connectionRepository: ConnectionRepository = ConnectionRepositoryImpl(
@@ -90,10 +90,15 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
             connectionRepository: connectionRepository
         )
 
+        let changeLocalMicStateUseCase = ChangeLocalMicStateUseCaseImpl(
+            connectionRepository: connectionRepository
+        )
+
         let photoRoomViewModel: PhotoRoomViewModel = PhotoRoomViewModel(
             captureVideosUseCase: captureVideosUseCase,
             stopVideoCaptureUseCase: stopVideoCaptureUseCase,
-            getUserInfoUseCase: getLocalVideoUseCase
+            getUserInfoUseCase: getLocalVideoUseCase,
+            changeLocalMicStateUseCase: changeLocalMicStateUseCase
         )
 
         let localDataSource = LocalShapeDataSourceImpl()
@@ -196,7 +201,8 @@ class SceneDelegate: UIResponder, UIWindowSceneDelegate {
             getLocalVideoUseCase: getLocalVideoUseCase,
             getRemoteVideoUseCase: getRemoteVideoUseCase,
             createRoomUseCase: createRoomUseCase,
-            didEnterNewUserPublisherUseCase: didEnterNewUserPublisherUseCase
+            didEnterNewUserPublisherUseCase: didEnterNewUserPublisherUseCase,
+            changeLocalMicStateUseCase: changeLocalMicStateUseCase
         )
 
         let waitingRoomViewController: WaitingRoomViewController = WaitingRoomViewController(

PhotoGether/PresentationLayer/DesignSystem/DesignSystem/Source/PTGMicButton.swift

@@ -42,13 +42,8 @@ public final class PTGMicButton: UIButton {
         layer.cornerRadius = bounds.width / 2
     }
 
-    public func toggleMicState() {
-        switch micState {
-        case .on:
-            micState = .off
-        case .off:
-            micState = .on
-        }
+    public func changeMicState(_ isOn: Bool) {
+        micState = isOn ? .on : .off
 
         buttonImage.image = UIImage(systemName: micState.image)
         buttonImage.tintColor = micState.color

PhotoGether/PresentationLayer/PhotoRoomFeature/PhotoRoomFeature/Source/ViewController/PhotoRoomViewController.swift

@@ -14,9 +14,9 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
     private let editPhotoRoomHostViewController: EditPhotoRoomHostViewController
     private let editPhotoRoomGuestViewController: EditPhotoRoomGuestViewController
     private let photoRoomBottomView: PhotoRoomBottomView
+    private let micButton: PTGMicButton
     private var isHost: Bool
 
-
     private let input = PassthroughSubject<PhotoRoomViewModel.Input, Never>()
 
     private let viewModel: PhotoRoomViewModel
@@ -34,6 +34,7 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
         self.viewModel = viewModel
         self.isHost = isHost
         self.photoRoomBottomView = PhotoRoomBottomView(isHost: isHost)
+        self.micButton = PTGMicButton(micState: .on)
 
         super.init(nibName: nil, bundle: nil)
     }
@@ -69,7 +70,7 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
     }
 
     public func addViews() {
-        [navigationView, participantsGridView, photoRoomBottomView].forEach {
+        [navigationView, participantsGridView, photoRoomBottomView, micButton].forEach {
             view.addSubview($0)
         }
     }
@@ -92,6 +93,14 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
             $0.horizontalEdges.equalToSuperview()
             $0.height.equalTo(Constants.bottomViewHeight)
         }
+
+        micButton.snp.makeConstraints {
+            $0.bottom.equalTo(photoRoomBottomView.snp.top)
+                .inset(Constants.micButtonBottomSpacing)
+            $0.leading.equalTo(view.safeAreaLayoutGuide)
+                .offset(Constants.micButtonLeadingSpacing)
+            $0.size.equalTo(Constants.circleButtonSize)
+        }
     }
 
     public func configureUI() {
@@ -108,6 +117,11 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
                 self?.input.send(.cameraButtonTapped)
             }
             .store(in: &cancellables)
+
+        micButton.tapPublisher
+            .sink { [weak self] in
+                self?.input.send(.micButtonTapped)
+            }.store(in: &cancellables)
     }
 
     public func bindOutput() {
@@ -132,6 +146,9 @@ public final class PhotoRoomViewController: BaseViewController, ViewControllerCo
                     editPhotoRoomGuestViewController.inject(frameImageGenerator, userInfo: userInfo)
                     self.navigationController?.pushViewController(editPhotoRoomGuestViewController, animated: true)
                 }
+            case .micMuteState(let isOn):
+                micButton.changeMicState(isOn)
+                return
             }
         }
         .store(in: &cancellables)
@@ -142,5 +159,8 @@ extension PhotoRoomViewController {
     private enum Constants {
         static let bottomViewHeight: CGFloat = 80
         static let navigationHeight: CGFloat = 48
+        static let circleButtonSize: CGSize = CGSize(width: 52, height: 52)
+        static let micButtonBottomSpacing: CGFloat = -4
+        static let micButtonLeadingSpacing: CGFloat = 16
     }
 }

PhotoGether/PresentationLayer/PhotoRoomFeature/PhotoRoomFeature/Source/ViewModel/PhotoRoomViewModel.swift

@@ -8,27 +8,32 @@ public final class PhotoRoomViewModel {
 
     enum Input {
         case cameraButtonTapped
+        case micButtonTapped
     }
 
     enum Output {
         case timer(count: Int)
         case timerCompleted(images: [UIImage], userInfo: UserInfo?)
+        case micMuteState(Bool)
     }
 
     private var output = PassthroughSubject<Output, Never>()
     private var userInfo: UserInfo?
     private let captureVideosUseCase: CaptureVideosUseCase
     private let stopVideoCaptureUseCase: StopVideoCaptureUseCase
     private let getUserInfoUseCase: GetLocalVideoUseCase
+    private let changeLocalMicStateUseCase: ChangeLocalMicStateUseCase
 
     public init(
         captureVideosUseCase: CaptureVideosUseCase,
         stopVideoCaptureUseCase: StopVideoCaptureUseCase,
-        getUserInfoUseCase: GetLocalVideoUseCase
+        getUserInfoUseCase: GetLocalVideoUseCase,
+        changeLocalMicStateUseCase: ChangeLocalMicStateUseCase
     ) {
         self.captureVideosUseCase = captureVideosUseCase
         self.stopVideoCaptureUseCase = stopVideoCaptureUseCase
         self.getUserInfoUseCase = getUserInfoUseCase
+        self.changeLocalMicStateUseCase = changeLocalMicStateUseCase
     }
 
     func transform(input: AnyPublisher<Input, Never>) -> AnyPublisher<Output, Never> {
@@ -38,6 +43,8 @@ public final class PhotoRoomViewModel {
             switch $0 {
             case .cameraButtonTapped:
                 self.startTimer()
+            case .micButtonTapped:
+                self.handleMicButtonDidTap()
             }
         }.store(in: &cancellables)
 
@@ -71,4 +78,11 @@ public final class PhotoRoomViewModel {
             }
         }
     }
+
+    private func handleMicButtonDidTap() {
+        changeLocalMicStateUseCase.execute()
+            .sink { [weak self] state in
+                self?.output.send(.micMuteState(state))
+            }.store(in: &cancellables)
+    }
 }

PhotoGether/PresentationLayer/WaitingRoomFeature/WaitingRoomFeature/Source/View/WaitingRoomView.swift

@@ -22,8 +22,8 @@ final class WaitingRoomView: UIView {
         fatalError("init(coder:) has not been implemented")
     }
 
-    func toggleMicButtonState() {
-        micButton.toggleMicState()
+    func changeMicButtonState(isOn: Bool) {
+        micButton.changeMicState(isOn)
     }
 
     func updateStartButtonTitle(count: Int) {

PhotoGether/PresentationLayer/WaitingRoomFeature/WaitingRoomFeature/Source/ViewController/WaitingRoomViewController.swift

@@ -101,7 +101,8 @@ public final class WaitingRoomViewController: BaseViewController {
                 updateParticipantNickname(nickname: nickname, position: participantPosition)
 
             // MARK: 마이크 음소거 UI 업데이트
-            case .micMuteState:
+            case .micMuteState(let isOn):
+                waitingRoomView.changeMicButtonState(isOn: isOn)
                 return
 
             // MARK: 초대를 위한 공유시트 present