fix: mic not fully released in some cases (#1515)

* RNSpeechDetector could create multiple audio streams if started
multiple times - fixed
* On call ended when on reconnection we did not leave - fixed

packages/client/src/events/call.ts

@@ -76,9 +76,8 @@ export const watchCallEnded = (call: Call) => {
   return function onCallEnded() {
     const { callingState } = call.state;
     if (
-      callingState === CallingState.RINGING ||
-      callingState === CallingState.JOINED ||
-      callingState === CallingState.JOINING
+      callingState !== CallingState.IDLE &&
+      callingState !== CallingState.LEFT
     ) {
       call.leave({ reason: 'call.ended event received' }).catch((err) => {
         call.logger('error', 'Failed to leave call after call.ended ', err);

packages/client/src/helpers/RNSpeechDetector.ts

@@ -8,15 +8,18 @@ export class RNSpeechDetector {
   private pc1 = new RTCPeerConnection({});
   private pc2 = new RTCPeerConnection({});
   private intervalId: NodeJS.Timeout | undefined;
+  private audioStream: MediaStream | undefined;
 
   /**
    * Starts the speech detection.
    */
   public async start() {
     try {
+      this.cleanupAudioStream();
       const audioStream = await navigator.mediaDevices.getUserMedia({
         audio: true,
       });
+      this.audioStream = audioStream;
 
       this.pc1.addEventListener('icecandidate', async (e) => {
         await this.pc2.addIceCandidate(
@@ -55,6 +58,7 @@ export class RNSpeechDetector {
   public stop() {
     this.pc1.close();
     this.pc2.close();
+    this.cleanupAudioStream();
     if (this.intervalId) {
       clearInterval(this.intervalId);
     }
@@ -97,4 +101,18 @@ export class RNSpeechDetector {
       clearInterval(this.intervalId);
     };
   }
+
+  private cleanupAudioStream() {
+    if (!this.audioStream) {
+      return;
+    }
+    this.audioStream.getTracks().forEach((track) => track.stop());
+    if (
+      // @ts-expect-error release() is present in react-native-webrtc
+      typeof this.audioStream.release === 'function'
+    ) {
+      // @ts-expect-error called to dispose the stream in RN
+      this.audioStream.release();
+    }
+  }
 }