feat: Add webcam basic support

toju-app/src/app/infrastructure/realtime/state/webrtc-state-controller.ts

@@ -14,6 +14,7 @@ export class WebRtcStateController {
   readonly connectedPeers: Signal<string[]>;
   readonly isMuted: Signal<boolean>;
   readonly isDeafened: Signal<boolean>;
+  readonly isCameraEnabled: Signal<boolean>;
   readonly isScreenSharing: Signal<boolean>;
   readonly isNoiseReductionEnabled: Signal<boolean>;
   readonly screenStream: Signal<MediaStream | null>;
@@ -31,6 +32,7 @@ export class WebRtcStateController {
   private readonly _connectedPeers = signal<string[]>([]);
   private readonly _isMuted = signal(false);
   private readonly _isDeafened = signal(false);
+  private readonly _isCameraEnabled = signal(false);
   private readonly _isScreenSharing = signal(false);
   private readonly _isNoiseReductionEnabled = signal(false);
   private readonly _screenStreamSignal = signal<MediaStream | null>(null);
@@ -49,6 +51,7 @@ export class WebRtcStateController {
     this.connectedPeers = computed(() => this._connectedPeers());
     this.isMuted = computed(() => this._isMuted());
     this.isDeafened = computed(() => this._isDeafened());
+    this.isCameraEnabled = computed(() => this._isCameraEnabled());
     this.isScreenSharing = computed(() => this._isScreenSharing());
     this.isNoiseReductionEnabled = computed(() => this._isNoiseReductionEnabled());
     this.screenStream = computed(() => this._screenStreamSignal());
@@ -89,6 +92,10 @@ export class WebRtcStateController {
     return this._isScreenSharing();
   }
 
+  isCameraEnabledActive(): boolean {
+    return this._isCameraEnabled();
+  }
+
   setCurrentServer(serverId: string): void {
     this.activeServerId = serverId;
   }
@@ -105,6 +112,10 @@ export class WebRtcStateController {
     this._isDeafened.set(deafened);
   }
 
+  setCameraEnabled(enabled: boolean): void {
+    this._isCameraEnabled.set(enabled);
+  }
+
   setNoiseReductionEnabled(enabled: boolean): void {
     this._isNoiseReductionEnabled.set(enabled);
   }