Update

.dockerignore

@@ -1,2 +0,0 @@
-node_modules
-doc

Dockerfile

@@ -1,25 +1,11 @@
-FROM ubuntu:22.04
-
-WORKDIR /app
-
+FROM ubuntu
 RUN apt-get update && \
     apt-get install -y build-essential pip net-tools iputils-ping iproute2 curl
 
-RUN curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
+RUN curl -fsSL https://deb.nodesource.com/setup_16.x | bash -
 RUN apt-get install -y nodejs
+RUN npm install -g watchify
 
-COPY . /app/
-
-RUN npm install
-
-EXPOSE 3000/tcp
-EXPOSE 2000-2200/udp
-
-CMD node app.js
-
-#docker build -t linx-video .
-# docker run -it -d --restart always -p 3000:3000/tcp -p 2000-2200:2000-2200/udp linx-video
-#Run under host network
-# docker run -it -d --network host --restart always -p 3000:3000/tcp -p 2000-2200:2000-2200/udp linx-video
-#https://docs.docker.com/config/containers/resource_constraints/
-#docker run -it -d --network host --cpus="0.25" --memory="512m" --restart always -p 3000:3000/tcp -p 2000-2200:2000-2200/udp linx-video
+EXPOSE 3000
+EXPOSE 2000-2020
+EXPOSE 10000-10100

app.js

@@ -1,4 +1,4 @@
-require('dotenv').config();
+require('dotenv').config()
 
 const express = require('express');
 const app = express();
@@ -13,46 +13,46 @@ try {
 }
 const mediasoup = require('mediasoup');
 
-let worker;
+let worker
 /**
- *
+ * 
  * videoCalls - Dictionary of Object(s)
  * '<callId>': {
- *  router: Router,
+ *  router: Router,                                            router
  *  initiatorAudioProducer: Producer,
  *  initiatorVideoProducer: Producer,
- *  receiverVideoProducer: Producer,
- *  receiverAudioProducer: Producer,
+ *  receiverVideoProducer: Producer,                           producerVideo
+ *  receiverAudioProducer: Producer,                           producerAudio
  *  initiatorProducerTransport: Producer Transport,
- *  receiverProducerTransport: Producer Transport,
- *  initiatorConsumerVideo: Consumer,
- *  initiatorConsumerAudio: Consumer,
- *  initiatorConsumerTransport: Consumer Transport
- *  initiatorSocket
- *  receiverSocket
+ *  receiverProducerTransport: Producer Transport,             producerTransport
+ *  initiatorConsumerVideo: Consumer,                          consumerVideo
+ *  initiatorConsumerAudio: Consumer,                          consumerAudio
+ *  initiatorConsumerTransport: Consumer Transport             consumerTransport
+ *  initiatorSockerId
+ *  receiverSocketId
  * }
- *
+ * 
  **/
-let videoCalls = {};
-let socketDetails = {};
+let videoCalls = {}
+let socketDetails = {}
 
 app.get('/', (_req, res) => {
-  res.send('Hello from mediasoup app!');
-});
+  res.send('Hello from mediasoup app!')
+})
 
-app.use('/sfu', express.static(path.join(__dirname, 'public')));
+app.use('/sfu', express.static(path.join(__dirname, 'public')))
 
 // SSL cert for HTTPS access
 const options = {
   key: fs.readFileSync(process.env.SERVER_KEY, 'utf-8'),
   cert: fs.readFileSync(process.env.SERVER_CERT, 'utf-8'),
-};
+}
 
 const httpsServer = https.createServer(options, app);
 
 const io = new Server(httpsServer, {
   allowEIO3: true,
-  origins: ['*:*'],
+  origins: ["*:*"]
 });
 
 httpsServer.listen(process.env.PORT, () => {
@@ -66,19 +66,19 @@ const createWorker = async () => {
     worker = await mediasoup.createWorker({
       rtcMinPort: parseInt(process.env.RTC_MIN_PORT),
       rtcMaxPort: parseInt(process.env.RTC_MAX_PORT),
-    });
+    })
     console.log(`[createWorker] worker pid ${worker.pid}`);
-
-    worker.on('died', (error) => {
+  
+    worker.on('died', error => {
       // This implies something serious happened, so kill the application
       console.error('mediasoup worker has died', error);
       setTimeout(() => process.exit(1), 2000); // exit in 2 seconds
-    });
+    })
     return worker;
   } catch (error) {
-    console.error(`[createWorker] | ERROR | error: ${error.message}`);
+    console.log(`ERROR | createWorker | ${error.message}`);
   }
-};
+}
 
 // We create a Worker as soon as our application starts
 worker = createWorker();
@@ -87,53 +87,57 @@ worker = createWorker();
 // https://mediasoup.org/documentation/v3/mediasoup/rtp-parameters-and-capabilities/#RtpCodecCapability
 // list of media codecs supported by mediasoup ...
 // https://github.com/versatica/mediasoup/blob/v3/src/supportedRtpCapabilities.ts
-const mediaCodecs = [
+const mediaCodecs = 			[
   {
-    kind: 'audio',
-    mimeType: 'audio/opus',
-    clockRate: 48000,
-    channels: 2,
+    kind      : 'audio',
+    mimeType  : 'audio/opus',
+    clockRate : 48000,
+    channels  : 2
   },
   {
-    kind: 'video',
-    mimeType: 'video/VP8',
-    clockRate: 90000,
-    parameters: {
-      'x-google-start-bitrate': 1000,
+    kind       : 'video',
+    mimeType   : 'video/VP8',
+    clockRate  : 90000,
+    parameters :
+    {
+      'x-google-start-bitrate' : 1000
     },
-    channels: 2,
+    channels  : 2
   },
   {
-    kind: 'video',
-    mimeType: 'video/VP9',
-    clockRate: 90000,
-    parameters: {
-      'profile-id': 2,
-      'x-google-start-bitrate': 1000,
-    },
+    kind       : 'video',
+    mimeType   : 'video/VP9',
+    clockRate  : 90000,
+    parameters :
+    {
+      'profile-id'             : 2,
+      'x-google-start-bitrate' : 1000
+    }
   },
   {
-    kind: 'video',
-    mimeType: 'video/h264',
-    clockRate: 90000,
-    parameters: {
-      'packetization-mode': 1,
-      'profile-level-id': '4d0032',
-      'level-asymmetry-allowed': 1,
-      'x-google-start-bitrate': 1000,
-    },
+    kind       : 'video',
+    mimeType   : 'video/h264',
+    clockRate  : 90000,
+    parameters :
+    {
+      'packetization-mode'      : 1,
+      'profile-level-id'        : '4d0032',
+      'level-asymmetry-allowed' : 1,
+      'x-google-start-bitrate'  : 1000
+    }
   },
   {
-    kind: 'video',
-    mimeType: 'video/h264',
-    clockRate: 90000,
-    parameters: {
-      'packetization-mode': 1,
-      'profile-level-id': '42e01f',
-      'level-asymmetry-allowed': 1,
-      'x-google-start-bitrate': 1000,
-    },
-  },
+    kind       : 'video',
+    mimeType   : 'video/h264',
+    clockRate  : 90000,
+    parameters :
+    {
+      'packetization-mode'      : 1,
+      'profile-level-id'        : '42e01f',
+      'level-asymmetry-allowed' : 1,
+      'x-google-start-bitrate'  : 1000
+    }
+  }
 ];
 
 const closeCall = (callId) => {
@@ -148,23 +152,24 @@ const closeCall = (callId) => {
       videoCalls[callId]?.receiverProducerTransport?.close();
       videoCalls[callId]?.router?.close();
       delete videoCalls[callId];
-      console.log(`[closeCall] | callId: ${callId}`);
+    } else {
+      console.log(`The call with id ${callId} has already been deleted`);
     }
   } catch (error) {
-    console.error(`[closeCall] | ERROR | callId: ${callId} | error: ${error.message}`);
+    console.log(`ERROR | closeCall | callid ${callId} | ${error.message}`);
   }
-};
+}
 
 /*
   - Handlers for WS events
   - These are created only when we have a connection with a peer
 */
-peers.on('connection', async (socket) => {
+peers.on('connection', async socket => {
   console.log('[connection] socketId:', socket.id);
 
   // After making the connection successfully, we send the client a 'connection-success' event
   socket.emit('connection-success', {
-    socketId: socket.id,
+    socketId: socket.id
   });
 
   // It is triggered when the peer is disconnected
@@ -187,22 +192,24 @@ peers.on('connection', async (socket) => {
       if (callId) {
         console.log(`[createRoom] socket.id ${socket.id} callId ${callId}`);
         if (!videoCalls[callId]) {
-          videoCalls[callId] = { router: await worker.createRouter({ mediaCodecs }) };
-          console.log(`[createRoom] Generate Router ID: ${videoCalls[callId].router.id}`);
-          videoCalls[callId].receiverSocket = socket;
+          console.log('[createRoom] callId', callId);
+          videoCalls[callId] = { router: await worker.createRouter({ mediaCodecs }) }
+          console.log(`[createRoom] Router ID: ${videoCalls[callId].router.id}`);
+          videoCalls[callId].receiverSocketId = socket.id
         } else {
-          videoCalls[callId].initiatorSocket = socket;
+          videoCalls[callId].initiatorSockerId = socket.id
         }
         socketDetails[socket.id] = callId;
         // rtpCapabilities is set for callback
-        callbackResponse = {
-          rtpCapabilities: videoCalls[callId].router.rtpCapabilities,
+        console.log('[getRtpCapabilities] callId', callId);
+        callbackResponse = { 
+          rtpCapabilities :videoCalls[callId].router.rtpCapabilities
         };
       } else {
-        console.log(`[createRoom] missing callId: ${callId}`);
+        console.log(`[createRoom] missing callId ${callId}`);
       }
     } catch (error) {
-      console.error(`[createRoom] | ERROR | callId: ${callId} | error: ${error.message}`);
+      console.log(`ERROR | createRoom | callId ${callId} | ${error.message}`);
     } finally {
       callback(callbackResponse);
     }
@@ -218,30 +225,27 @@ peers.on('connection', async (socket) => {
   */
   socket.on('createWebRtcTransport', async ({ sender }, callback) => {
     try {
+      console.log('🟥', socket.id, JSON.stringify(sender));
       const callId = socketDetails[socket.id];
       console.log(`[createWebRtcTransport] socket ${socket.id} | sender ${sender} | callId ${callId}`);
       if (sender) {
-        if (!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) {
+        if(!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) {
           videoCalls[callId].receiverProducerTransport = await createWebRtcTransportLayer(callId, callback);
-        } else if (!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) {
+        } else if(!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) {
           videoCalls[callId].initiatorProducerTransport = await createWebRtcTransportLayer(callId, callback);
         } else {
           console.log(`producerTransport has already been defined | callId ${callId}`);
           callback(null);
         }
       } else if (!sender) {
-        if (!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) {
+        if(!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) {
           videoCalls[callId].receiverConsumerTransport = await createWebRtcTransportLayer(callId, callback);
-        } else if (!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) {
+        } else if(!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) {
           videoCalls[callId].initiatorConsumerTransport = await createWebRtcTransportLayer(callId, callback);
         }
       }
     } catch (error) {
-      console.error(
-        `[createWebRtcTransport] | ERROR | callId: ${socketDetails[socket.id]} | sender: ${sender} | error: ${
-          error.message
-        }`
-      );
+      console.log(`ERROR | createWebRtcTransport | callId ${socketDetails[socket.id]} | sender ${sender} | ${error.message}`);
       callback(error);
     }
   });
@@ -256,12 +260,13 @@ peers.on('connection', async (socket) => {
       if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters);
 
       console.log(`[transport-connect] socket ${socket.id} | callId ${callId}`);
-
-      isInitiator(callId, socket.id)
-        ? await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters })
-        : await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters });
+      if (!isInitiator(callId, socket.id)) {
+        await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters });
+      } else {
+        await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters });
+      }
     } catch (error) {
-      console.error(`[transport-connect] | ERROR | callId: ${socketDetails[socket.id]} | error: ${error.message}`);
+      console.log(`ERROR | transport-connect | callId ${socketDetails[socket.id]} | ${error.message}`);
     }
   });
 
@@ -274,9 +279,8 @@ peers.on('connection', async (socket) => {
     try {
       const callId = socketDetails[socket.id];
       if (typeof rtpParameters === 'string') rtpParameters = JSON.parse(rtpParameters);
-
-      console.log(`[transport-produce] callId: ${callId} | kind: ${kind} | socket: ${socket.id}`);
-
+      
+      console.log(`[transport-produce] kind: ${kind} | socket: ${socket.id} | callId: ${callId}`);
       if (kind === 'video') {
         if (!isInitiator(callId, socket.id)) {
           videoCalls[callId].receiverVideoProducer = await videoCalls[callId].receiverProducerTransport.produce({
@@ -284,31 +288,35 @@ peers.on('connection', async (socket) => {
             rtpParameters,
           });
 
+          console.log(`[transport-produce] receiverVideoProducer Producer ID: ${videoCalls[callId].receiverVideoProducer.id} | kind: ${videoCalls[callId].receiverVideoProducer.kind}`);
+
           videoCalls[callId].receiverVideoProducer.on('transportclose', () => {
-            console.log('transport for this producer closed', callId);
+            const callId = socketDetails[socket.id];
+            console.log('transport for this producer closed', callId)
             closeCall(callId);
           });
 
           // Send back to the client the Producer's id
-          callback &&
-            callback({
-              id: videoCalls[callId].receiverVideoProducer.id,
-            });
+          callback && callback({
+            id: videoCalls[callId].receiverVideoProducer.id
+          });
         } else {
           videoCalls[callId].initiatorVideoProducer = await videoCalls[callId].initiatorProducerTransport.produce({
             kind,
             rtpParameters,
           });
 
+          console.log(`[transport-produce] initiatorVideoProducer Producer ID: ${videoCalls[callId].initiatorVideoProducer.id} | kind: ${videoCalls[callId].initiatorVideoProducer.kind}`);
+
           videoCalls[callId].initiatorVideoProducer.on('transportclose', () => {
-            console.log('transport for this producer closed', callId);
+            const callId = socketDetails[socket.id];
+            console.log('transport for this producer closed', callId)
             closeCall(callId);
           });
 
-          callback &&
-            callback({
-              id: videoCalls[callId].initiatorVideoProducer.id,
-            });
+          callback && callback({
+            id: videoCalls[callId].initiatorVideoProducer.id
+          });
         }
       } else if (kind === 'audio') {
         if (!isInitiator(callId, socket.id)) {
@@ -317,44 +325,40 @@ peers.on('connection', async (socket) => {
             rtpParameters,
           });
 
+          console.log(`[transport-produce] receiverAudioProducer Producer ID: ${videoCalls[callId].receiverAudioProducer.id} | kind: ${videoCalls[callId].receiverAudioProducer.kind}`);
+      
           videoCalls[callId].receiverAudioProducer.on('transportclose', () => {
-            console.log('transport for this producer closed', callId);
+            const callId = socketDetails[socket.id];
+            console.log('transport for this producer closed', callId)
             closeCall(callId);
           });
 
           // Send back to the client the Producer's id
-          callback &&
-            callback({
-              id: videoCalls[callId].receiverAudioProducer.id,
-            });
+          callback && callback({
+            id: videoCalls[callId].receiverAudioProducer.id
+          });
         } else {
           videoCalls[callId].initiatorAudioProducer = await videoCalls[callId].initiatorProducerTransport.produce({
             kind,
             rtpParameters,
           });
 
+          console.log(`[transport-produce] initiatorAudioProducer Producer ID: ${videoCalls[callId].initiatorAudioProducer.id} | kind: ${videoCalls[callId].initiatorAudioProducer.kind}`);
+      
           videoCalls[callId].initiatorAudioProducer.on('transportclose', () => {
-            console.log('transport for this producer closed', callId);
+            const callId = socketDetails[socket.id];
+            console.log('transport for this producer closed', callId)
             closeCall(callId);
           });
 
           // Send back to the client the Producer's id
-          callback &&
-            callback({
-              id: videoCalls[callId].initiatorAudioProducer.id,
-            });
+          callback && callback({
+            id: videoCalls[callId].initiatorAudioProducer.id
+          });
         }
       }
-
-      const socketToEmit = isInitiator(callId, socket.id)
-        ? videoCalls[callId].receiverSocket
-        : videoCalls[callId].initiatorSocket;
-
-      // callId - Id of the call
-      // kind - producer type: audio/video
-      socketToEmit?.emit('new-producer', { callId, kind });
     } catch (error) {
-      console.error(`[transport-produce] | ERROR | callId: ${socketDetails[socket.id]} | error: ${error.message}`);
+      console.log(`ERROR | transport-produce | callId ${socketDetails[socket.id]} | ${error.message}`);
     }
   });
 
@@ -366,17 +370,16 @@ peers.on('connection', async (socket) => {
     try {
       const callId = socketDetails[socket.id];
       console.log(`[transport-recv-connect] socket ${socket.id} | callId ${callId}`);
-      if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters);
       // await videoCalls[callId].consumerTransport.connect({ dtlsParameters });
-      if (!isInitiator(callId, socket.id)) {
+      if(!isInitiator(callId, socket.id)) {
         await videoCalls[callId].receiverConsumerTransport.connect({ dtlsParameters });
-      } else if (isInitiator(callId, socket.id)) {
+      } else if(isInitiator(callId, socket.id)) {
         await videoCalls[callId].initiatorConsumerTransport.connect({ dtlsParameters });
       }
     } catch (error) {
-      console.error(`[transport-recv-connect] | ERROR | callId: ${socketDetails[socket.id]} | error: ${error.message}`);
+      console.log(`ERROR | transport-recv-connect | callId ${socketDetails[socket.id]} | ${error.message}`);
     }
-  });
+  })
 
   /*
     - The customer consumes after successfully connecting to consumerTransport
@@ -386,156 +389,196 @@ peers.on('connection', async (socket) => {
       - The consumer does consumerTransport.consume(params)
   */
   socket.on('consume', async ({ rtpCapabilities }, callback) => {
-    const callId = socketDetails[socket.id];
-    const socketId = socket.id;
+    try {
+      const callId = socketDetails[socket.id];
+      console.log(`[consume] socket ${socket.id} | callId ${callId} | rtpCapabilities: ${JSON.stringify(rtpCapabilities)}`);
 
-    console.log(`[consume] socket ${socketId} | callId: ${callId}`);
+      console.log('[consume] callId', callId);
+      let canConsumeVideo, canConsumeAudio;
+      if (isInitiator(callId, socket.id)) {
+        canConsumeVideo = !!videoCalls[callId].receiverVideoProducer && !!videoCalls[callId].router.canConsume({
+          producerId: videoCalls[callId].receiverVideoProducer.id,
+          rtpCapabilities
+        });
+        canConsumeAudio = !!videoCalls[callId].receiverAudioProducer && !!videoCalls[callId].router.canConsume({
+          producerId: videoCalls[callId].receiverAudioProducer.id,
+          rtpCapabilities
+        });
 
-    if (typeof rtpCapabilities === 'string') rtpCapabilities = JSON.parse(rtpCapabilities);
+      } else {
+        canConsumeVideo = !!videoCalls[callId].initiatorVideoProducer && !!videoCalls[callId].router.canConsume({
+          producerId: videoCalls[callId].initiatorVideoProducer.id,
+          rtpCapabilities
+        });
 
-    callback({
-      videoParams: await consumeVideo({ callId, socketId, rtpCapabilities }),
-      audioParams: await consumeAudio({ callId, socketId, rtpCapabilities }),
-    });
+        canConsumeAudio = !!videoCalls[callId].initiatorAudioProducer && !!videoCalls[callId].router.canConsume({
+          producerId: videoCalls[callId].initiatorAudioProducer.id,
+          rtpCapabilities
+        });
+      }
+      console.log('[consume] canConsumeVideo', canConsumeVideo);
+      console.log('[consume] canConsumeAudio', canConsumeAudio);
+
+      if (canConsumeVideo && !canConsumeAudio) {
+        const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities)
+        callback({ videoParams, audioParams: null });
+      } else if (canConsumeVideo && canConsumeAudio) {
+        const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities)
+        const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities)
+        callback({ videoParams, audioParams });
+      } else if (!canConsumeVideo && canConsumeAudio) {
+        const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities)
+        callback({ videoParams: null, audioParams });
+      } else {
+        console.log(`[consume] Can't consume | callId ${callId}`);
+        callback(null);
+      }
+    } catch (error) {
+      console.log(`ERROR | consume | callId ${socketDetails[socket.id]} | ${error.message}`)
+      callback({ params: { error } });
+    }
   });
 
   /*
     - Event sent by the consumer after consuming to resume the pause
-    - When consuming on consumerTransport, it is initially done with paused: true, here we will resume
-    - For the initiator we resume the initiatorConsumerAUDIO/VIDEO and for receiver the receiverConsumerAUDIO/VIDEO
+    - When consuming on consumerTransport, it is initially done with paused: true, here we will resume 
   */
-  socket.on('consumer-resume', () => {
+  socket.on('consumer-resume', async () => {
     try {
       const callId = socketDetails[socket.id];
-      const isInitiatorValue = isInitiator(callId, socket.id);
-      console.log(`[consumer-resume] callId: ${callId} | isInitiator: ${isInitiatorValue}`);
+      console.log(`[consumer-resume] callId ${callId}`)
 
-      const consumerVideo = isInitiatorValue
-        ? videoCalls[callId].initiatorConsumerVideo
-        : videoCalls[callId].receiverConsumerVideo;
-
-      const consumerAudio = isInitiatorValue
-        ? videoCalls[callId].initiatorConsumerAudio
-        : videoCalls[callId].receiverConsumerAudio;
-
-      consumerVideo?.resume();
-      consumerAudio?.resume();
-    } catch (error) {
-      console.error(
-        `[consumer-resume] | ERROR | callId: ${socketDetails[socket.id]} | isInitiator: ${isInitiator} | error: ${
-          error.message
-        }`
-      );
-    }
-  });
-
-  socket.on('close-producer', ({ callId, kind }) => {
-    try {
       if (isInitiator(callId, socket.id)) {
-        console.log(`[close-producer] initiator --EMIT--> receiver | callId: ${callId} | kind: ${kind}`);
-        videoCalls[callId].receiverSocket.emit('close-producer', { callId, kind });
+        await videoCalls[callId].initiatorConsumerVideo.resume();
+        await videoCalls[callId].initiatorConsumerAudio.resume();
       } else {
-        console.log(`[close-producer] receiver --EMIT--> initiator | callId: ${callId} | kind: ${kind}`);
-        videoCalls[callId].initiatorSocket.emit('close-producer', { callId, kind });
+        await videoCalls[callId].receiverConsumerVideo.resume();
+        await videoCalls[callId].receiverConsumerAudio.resume();
       }
+      // await videoCalls[callId].consumerVideo.resume();
+      // await videoCalls[callId].consumerAudio.resume();
     } catch (error) {
-      console.error(`[close-producer] | ERROR | callId: ${socketDetails[socket.id]} | error: ${error.message}`);
+      console.log(`ERROR | consumer-resume | callId ${socketDetails[socket.id]} | ${error.message}`);
     }
   });
 });
 
-const canConsume = ({ callId, producerId, rtpCapabilities }) => {
-  return !!videoCalls[callId].router.canConsume({
-    producerId,
-    rtpCapabilities,
-  });
-};
-
-const consumeVideo = async ({ callId, socketId, rtpCapabilities }) => {
-  // Handlers for consumer transport https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-transportclose
-  if (isInitiator(callId, socketId) && videoCalls[callId].receiverVideoProducer) {
-    const producerId = videoCalls[callId].receiverVideoProducer.id;
-    if (!canConsume({ callId, producerId, rtpCapabilities })) return null;
+const consumeVideo = async (callId, socketId, rtpCapabilities) => {
 
+  if(isInitiator(callId, socketId)) {
     videoCalls[callId].initiatorConsumerVideo = await videoCalls[callId].initiatorConsumerTransport.consume({
-      producerId,
+      producerId: videoCalls[callId].receiverVideoProducer.id,
       rtpCapabilities,
       paused: true,
     });
 
+    // https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-transportclose
+    videoCalls[callId].initiatorConsumerVideo.on('transportclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('transport close from consumer', callId);
+      closeCall(callId);
+    });
+
+    // https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-producerclose
+    videoCalls[callId].initiatorConsumerVideo.on('producerclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('producer of consumer closed', callId);
+      closeCall(callId);
+    });
+
     return {
       id: videoCalls[callId].initiatorConsumerVideo.id,
-      producerId,
+      producerId: videoCalls[callId].receiverVideoProducer.id,
       kind: 'video',
       rtpParameters: videoCalls[callId].initiatorConsumerVideo.rtpParameters,
-    };
-  } else if (videoCalls[callId].initiatorVideoProducer) {
-    const producerId = videoCalls[callId].initiatorVideoProducer.id;
-    if (!canConsume({ callId, producerId, rtpCapabilities })) return null;
-
+    }
+  } else {
     videoCalls[callId].receiverConsumerVideo = await videoCalls[callId].receiverConsumerTransport.consume({
-      producerId,
+      producerId: videoCalls[callId].initiatorVideoProducer.id,
       rtpCapabilities,
       paused: true,
     });
 
+    videoCalls[callId].receiverConsumerVideo.on('transportclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('transport close from consumer', callId);
+      closeCall(callId);
+    });
+
+    videoCalls[callId].receiverConsumerVideo.on('producerclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('producer of consumer closed', callId);
+      closeCall(callId);
+    });
+
     return {
       id: videoCalls[callId].receiverConsumerVideo.id,
-      producerId,
+      producerId: videoCalls[callId].initiatorVideoProducer.id,
       kind: 'video',
       rtpParameters: videoCalls[callId].receiverConsumerVideo.rtpParameters,
-    };
-  } else {
-    return null;
-  }
-};
-
-const consumeAudio = async ({ callId, socketId, rtpCapabilities }) => {
-  try {
-    // Handlers for consumer transport https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-transportclose
-    if (isInitiator(callId, socketId) && videoCalls[callId].receiverAudioProducer) {
-      const producerId = videoCalls[callId].receiverAudioProducer.id;
-      if (!canConsume({ callId, producerId, rtpCapabilities })) return null;
-
-      videoCalls[callId].initiatorConsumerAudio = await videoCalls[callId].initiatorConsumerTransport.consume({
-        producerId,
-        rtpCapabilities,
-        paused: true,
-      });
-
-      return {
-        id: videoCalls[callId].initiatorConsumerAudio.id,
-        producerId,
-        kind: 'audio',
-        rtpParameters: videoCalls[callId].initiatorConsumerAudio.rtpParameters,
-      };
-    } else if (videoCalls[callId].initiatorAudioProducer) {
-      const producerId = videoCalls[callId].initiatorAudioProducer.id;
-      if (!canConsume({ callId, producerId, rtpCapabilities })) return null;
-
-      videoCalls[callId].receiverConsumerAudio = await videoCalls[callId].receiverConsumerTransport.consume({
-        producerId,
-        rtpCapabilities,
-        paused: true,
-      });
-
-      return {
-        id: videoCalls[callId].receiverConsumerAudio.id,
-        producerId,
-        kind: 'audio',
-        rtpParameters: videoCalls[callId].receiverConsumerAudio.rtpParameters,
-      };
-    } else {
-      return null;
     }
-  } catch (error) {
-    console.error(`[consumeAudio] | ERROR | error: ${error}`);
   }
-};
+}
+
+const consumeAudio = async (callId, socketId, rtpCapabilities) => {
+  if(isInitiator(callId, socketId)) {
+    videoCalls[callId].initiatorConsumerAudio = await videoCalls[callId].initiatorConsumerTransport.consume({
+      producerId: videoCalls[callId].receiverAudioProducer.id,
+      rtpCapabilities,
+      paused: true,
+    });
+
+    // https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-transportclose
+    videoCalls[callId].initiatorConsumerAudio.on('transportclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('transport close from consumer', callId);
+      closeCall(callId);
+    });
+
+    // https://mediasoup.org/documentation/v3/mediasoup/api/#consumer-on-producerclose
+    videoCalls[callId].initiatorConsumerAudio.on('producerclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('producer of consumer closed', callId);
+      closeCall(callId);
+    });
+
+    return {
+      id: videoCalls[callId].initiatorConsumerAudio.id,
+      producerId: videoCalls[callId].receiverAudioProducer.id,
+      kind: 'audio',
+      rtpParameters: videoCalls[callId].initiatorConsumerAudio.rtpParameters,
+    }
+  } else {
+    videoCalls[callId].receiverConsumerAudio = await videoCalls[callId].receiverConsumerTransport.consume({
+      producerId: videoCalls[callId].initiatorAudioProducer.id,
+      rtpCapabilities,
+      paused: true,
+    });
+
+    videoCalls[callId].receiverConsumerAudio.on('transportclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('transport close from consumer', callId);
+      closeCall(callId);
+    });
+
+    videoCalls[callId].receiverConsumerAudio.on('producerclose', () => {
+      const callId = socketDetails[socket.id];
+      console.log('producer of consumer closed', callId);
+      closeCall(callId);
+    });
+
+    return {
+      id: videoCalls[callId].receiverConsumerAudio.id,
+      producerId: videoCalls[callId].initiatorAudioProducer.id,
+      kind: 'audio',
+      rtpParameters: videoCalls[callId].receiverConsumerAudio.rtpParameters,
+    }
+  }
+}
 
 const isInitiator = (callId, socketId) => {
-  return videoCalls[callId]?.initiatorSocket?.id === socketId;
-};
+  return (videoCalls[callId].initiatorSockerId === socketId);
+}
 
 /*
   - Called from at event 'createWebRtcTransport' and assigned to the consumer or producer transport
@@ -546,25 +589,26 @@ const isInitiator = (callId, socketId) => {
 */
 const createWebRtcTransportLayer = async (callId, callback) => {
   try {
-    console.log(`[createWebRtcTransportLayer] callId: ${callId}`);
+    console.log('[createWebRtcTransportLayer] callId', callId);
     // https://mediasoup.org/documentation/v3/mediasoup/api/#WebRtcTransportOptions
     const webRtcTransport_options = {
       listenIps: [
         {
           ip: process.env.IP, // Listening IPv4 or IPv6.
           announcedIp: process.env.ANNOUNCED_IP, // Announced IPv4 or IPv6 (useful when running mediasoup behind NAT with private IP).
-        },
+        }
       ],
       enableUdp: true,
       enableTcp: true,
       preferUdp: true,
     };
-
+    
     // https://mediasoup.org/documentation/v3/mediasoup/api/#router-createWebRtcTransport
-    let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options);
+    let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options)
+    console.log(`callId: ${callId} | transport id: ${transport.id}`)
 
     // Handler for when DTLS(Datagram Transport Layer Security) changes
-    transport.on('dtlsstatechange', (dtlsState) => {
+    transport.on('dtlsstatechange', dtlsState => {
       console.log(`transport | dtlsstatechange | calldId ${callId} | dtlsState ${dtlsState}`);
       if (dtlsState === 'closed') {
         transport.close();
@@ -583,15 +627,15 @@ const createWebRtcTransportLayer = async (callId, callback) => {
       dtlsParameters: transport.dtlsParameters,
     };
 
+    console.log('[createWebRtcTransportLayer] callback params', params);
     // Send back to the client the params
     callback({ params });
 
     // Set transport to producerTransport or consumerTransport
     return transport;
+
   } catch (error) {
-    console.error(
-      `[createWebRtcTransportLayer] | ERROR | callId: ${socketDetails[socket.id]} | error: ${error.message}`
-    );
+    console.log(`ERROR | createWebRtcTransportLayer | callId ${socketDetails[socket.id]} | ${error.message}`);
     callback({ params: { error } });
   }
-};
+}

build.sh

@@ -9,21 +9,14 @@ else
   ## CLEANUP
   rm -fr dist/*
 fi
-
-if [ -d "node_modules" ]; then
-  rm -fr node_modules
-fi
-
 # Install dependencies
 #npm install
 
 ## PROJECT NEEDS
 echo "Building app... from $(git rev-parse --abbrev-ref HEAD)"
 #npm run-script build
-cp -r {.env,app.js,package.json,server,public,doc,Dockerfile} dist/
-#cp -r ./* dist/
-dateString=$(date +"%Y%m%d-%H%M%S")
-git log --pretty=format:"%ad%x09%an%x09%s" --no-merges -20 > "dist/git--$dateString.log"
+cp -r {.env,app.js,package.json,server,public} dist/
+
 #Add version control for pm2
 cd dist
 #Add version control for pm2
@@ -50,4 +43,4 @@ fi
 
 ## POST BUILD
 
-cd -
+cd -

public/bundle.js

@@ -20353,7 +20353,7 @@ module.exports = yeast;
 },{}],94:[function(require,module,exports){
 module.exports = {
   hubAddress: 'https://hub.dev.linx.safemobile.com/',
-  mediasoupAddress: 'https://testing.video.safemobile.org/',
+  mediasoupAddress: 'https://testing.video.safemobile.org',
 }
 },{}],95:[function(require,module,exports){
 const io = require('socket.io-client')
@@ -20368,24 +20368,10 @@ const ASSET_NAME = urlParams.get('assetName') || null;
 const ASSET_TYPE = urlParams.get('assetType') || null;
 let callId = parseInt(urlParams.get('callId')) || null;
 const IS_PRODUCER = urlParams.get('producer') === 'true' ? true : false
-let remoteVideo = document.getElementById('remoteVideo')
-remoteVideo.defaultMuted = true
-let produceAudio = false
-
 console.log('[URL] ASSET_ID', ASSET_ID, '| ACCOUNT_ID', ACCOUNT_ID, '| callId', callId, ' | IS_PRODUCER', IS_PRODUCER)
 
 console.log('🟩 config', config)
 
-produceAudioSelector = document.getElementById('produceAudio');
-produceAudioSelector.addEventListener('change', e => {
-    if(e.target.checked) {
-      produceAudio = true
-      console.log('produce audio');
-    } else {
-      produceAudio = false
-    }
-});
-
 let socket, hub
 let device
 let rtpCapabilities
@@ -20395,21 +20381,6 @@ let producerVideo
 let producerAudio
 let consumer
 let originAssetId
-let consumerVideo // local consumer video(consumer not transport)
-let consumerAudio // local consumer audio(consumer not transport)
-
-const remoteSoundControl = document.getElementById('remoteSoundControl');
-
-remoteSoundControl.addEventListener('click', function handleClick() {
-  console.log('remoteSoundControl.textContent', remoteSoundControl.textContent);
-  if (remoteSoundControl.textContent === 'Unmute') {
-    remoteVideo.muted = false
-    remoteSoundControl.textContent = 'Mute';
-  } else {
-    remoteVideo.muted = true
-    remoteSoundControl.textContent = 'Unmute';
-  }
-});
 
 // https://mediasoup.org/documentation/v3/mediasoup-client/api/#ProducerOptions
 // https://mediasoup.org/documentation/v3/mediasoup-client/api/#transport-produce
@@ -20449,23 +20420,10 @@ setTimeout(() => {
       console.log(`[MEDIA] ${config.mediasoupAddress} | connected: ${socket.connected} | existsProducer: ${existsProducer}`)
       if (!IS_PRODUCER && existsProducer && consumer === undefined) { 
         goConnect()
+        // document.getElementById('btnRecvSendTransport').click();
       }
       if (IS_PRODUCER && urlParams.get('testing') === 'true') { getLocalStream() }
     })
-
-    socket.on('new-producer', ({ callId, kind }) => {
-      console.log(`🟢 new-producer | callId: ${callId} | kind: ${kind} | Ready to consume`);
-      connectRecvTransport();
-    })
-
-    socket.on('close-producer', ({ callId, kind }) => {
-      console.log(`🔴 close-producer | callId: ${callId} | kind: ${kind}`);
-      if (kind === 'video') {
-        consumerVideo.close()
-        remoteVideo.srcObject = null
-      }
-      else if (kind === 'audio') consumerAudio.close()
-    })
   }
   
   if (IS_PRODUCER === true) {
@@ -20544,7 +20502,7 @@ const streamSuccess = (stream) => {
 const getLocalStream = () => {
   console.log('[getLocalStream]');
   navigator.mediaDevices.getUserMedia({
-    audio: produceAudio ? true : false,
+    audio: true,
     video: {
       qvga : { width: { ideal: 320 }, height: { ideal: 240 } },
       vga  : { width: { ideal: 640 }, height: { ideal: 480 } },
@@ -20693,36 +20651,34 @@ const connectSendTransport = async () => {
   // this action will trigger the 'connect' and 'produce' events above
   
   // Produce video
-  let producerVideoHandler = await producerTransport.produce(videoParams)
+  producerVideo = await producerTransport.produce(videoParams)
   console.log('videoParams', videoParams);
   console.log('producerVideo', producerVideo);
 
-  producerVideoHandler.on('trackended', () => {
+  producerVideo.on('trackended', () => {
     console.log('track ended')
     // close video track
   })  
 
-  producerVideoHandler.on('transportclose', () => {
+  producerVideo.on('transportclose', () => {
     console.log('transport ended')
     // close video track
   })    
   
   // Produce audio
-  if (produceAudio) {
-    let producerAudioHandler = await producerTransport.produce(audioParams)
-    console.log('audioParams', audioParams);
-    console.log('producerAudio', producerAudio);
-  
-    producerAudioHandler.on('trackended', () => {
-      console.log('track ended')
-      // close audio track
-    })
-  
-    producerAudioHandler.on('transportclose', () => {
-      console.log('transport ended')
-      // close audio track
-    })
-  }
+  producerAudio = await producerTransport.produce(audioParams)
+  console.log('audioParams', audioParams);
+  console.log('producerAudio', producerAudio);
+
+  producerAudio.on('trackended', () => {
+    console.log('track ended')
+    // close audio track
+  })
+
+  producerAudio.on('transportclose', () => {
+    console.log('transport ended')
+    // close audio track
+  })
 
   const answer = {
     origin_asset_id: ASSET_ID,
@@ -20744,8 +20700,6 @@ const connectSendTransport = async () => {
   // Enable Close call button
   const closeCallBtn = document.getElementById('btnCloseCall');
   closeCallBtn.removeAttribute('disabled');
-
-  createRecvTransport();
 }
 
 const createRecvTransport = async () => {
@@ -20785,8 +20739,7 @@ const createRecvTransport = async () => {
         errback(error)
       }
     })
-    // We call it in new-rpoducer, we don't need it here anymore
-    // connectRecvTransport()
+    connectRecvTransport()
   })
 }
 
@@ -20809,91 +20762,36 @@ const connectRecvTransport = async () => {
   await socket.emit('consume', {
     rtpCapabilities: device.rtpCapabilities,
     callId
-  }, async ({videoParams, audioParams}) => {
-    console.log(`[consume] 🟩 videoParams`, videoParams)
-    console.log(`[consume] 🟩 audioParams`, audioParams)
-    console.log('[consume] 🟩 consumerTransport', consumerTransport)
+  }, async ({ params }) => {
+    // if (params.error) {
+    //   console.log('Cannot Consume')
+    //   return
+    // }
+
+    console.log(`[connectRecvTransport] consume params ${params}`);
+
+    // Then consume with the local consumer transport
+    // which creates a consumer
+    consumer = await consumerTransport.consume({
+      id: params.id,
+      producerId: params.producerId,
+      kind: params.kind,
+      rtpParameters: params.rtpParameters
+    })
+
+    // destructure and retrieve the video track from the producer
+    const { track } = consumer
 
     let stream = new MediaStream()
-
-    // Maybe the unit does not produce video or audio, so we must only consume what is produced
-    if (videoParams) {
-      console.log('❗ Have VIDEO stream to consume');
-      stream.addTrack(await getVideoTrask(videoParams))
-    } else {
-      console.log('❗ Don\'t have VIDEO stream to consume');
-    }
-    
-    if (audioParams) {
-      console.log('❗ Have AUDIO stream to consume');
-      let audioTrack = await getAudioTrask(audioParams)
-      stream.addTrack(audioTrack)
-    } else {
-      console.log('❗ Don\'t have AUDIO stream to consume');
-    }
-
-    socket.emit('consumer-resume')
-
+    stream.addTrack(track)
+    // stream.removeTrack(track)
     remoteVideo.srcObject = stream
-    remoteVideo.setAttribute('autoplay', true)
+    socket.emit('consumer-resume')
+    console.log('consumer', consumer);
 
-    remoteVideo.play()
-    .then(() => {
-      console.log('remoteVideo PLAY')
-    })
-    .catch((error) => {
-      console.error(`remoteVideo PLAY ERROR | ${error.message}`)
-    })
   })
 }
 
-const getVideoTrask = async (videoParams) => {
-  consumerVideo = await consumerTransport.consume({
-    id: videoParams.id,
-    producerId: videoParams.producerId,
-    kind: videoParams.kind,
-    rtpParameters: videoParams.rtpParameters
-  }) 
-
-  return consumerVideo.track
-}
-
-const getAudioTrask = async (audioParams) => {
-  consumerAudio = await consumerTransport.consume({
-    id: audioParams.id,
-    producerId: audioParams.producerId,
-    kind: audioParams.kind,
-    rtpParameters: audioParams.rtpParameters
-  })
-
-  consumerAudio.on('transportclose', () => {
-    console.log('transport closed so consumer closed')
-  })
-
-  const audioTrack = consumerAudio.track
-
-  audioTrack.applyConstraints({
-    audio: {
-      advanced: [
-        {
-          echoCancellation: {exact: true}
-        },
-        {
-          autoGainControl: {exact: true}
-        },
-        {
-          noiseSuppression: {exact: true}
-        }, 
-        {
-          highpassFilter: {exact: true}
-        }
-      ]
-    }
-  })
-
-  return audioTrack
-}
-
 const closeCall = () => {
   console.log('closeCall');
   
@@ -20915,31 +20813,31 @@ const closeCall = () => {
   resetCallSettings()
 }
 
-// const consume = async (kind) => {
-//   console.log(`[consume] kind: ${kind}`)
-//   console.log('createRecvTransport Consumer')
-//   await socket.emit('createWebRtcTransport', { sender: false, callId, dispatcher: true }, ({ params }) => {
-//     if (params.error) {
-//       console.log('createRecvTransport | createWebRtcTransport | Error', params.error)
-//       return
-//     }
-//     consumerTransport = device.createRecvTransport(params)
-//     consumerTransport.on('connect', async ({ dtlsParameters }, callback, errback) => {
-//       try {
-//         await socket.emit('transport-recv-connect', {
-//           dtlsParameters,
-//         })
-//         callback()
-//       } catch (error) {
-//         errback(error)
-//       }
-//     })
+const consume = async () => {
+  console.log('[consume]')
+  console.log('createRecvTransport Consumer')
+  await socket.emit('createWebRtcTransport', { sender: false, callId, dispatcher: true }, ({ params }) => {
+    if (params.error) {
+      console.log('createRecvTransport | createWebRtcTransport | Error', params.error)
+      return
+    }
+    consumerTransport = device.createRecvTransport(params)
+    consumerTransport.on('connect', async ({ dtlsParameters }, callback, errback) => {
+      try {
+        await socket.emit('transport-recv-connect', {
+          dtlsParameters,
+        })
+        callback()
+      } catch (error) {
+        errback(error)
+      }
+    })
     
-//     connectRecvTransport()
-//   })
-// }
+    connectRecvTransport()
+  })
+}
 
 btnLocalVideo.addEventListener('click', getLocalStream)
-// btnRecvSendTransport.addEventListener('click', consume)
+btnRecvSendTransport.addEventListener('click', consume)
 btnCloseCall.addEventListener('click', closeCall)
 },{"./config":94,"mediasoup-client":66,"socket.io-client":82}]},{},[95]);

public/config.js

@@ -1,4 +1,4 @@
 module.exports = {
   hubAddress: 'https://hub.dev.linx.safemobile.com/',
-  mediasoupAddress: 'https://testing.video.safemobile.org/',
+  mediasoupAddress: 'https://testing.video.safemobile.org',
 }

public/index.html

@@ -34,9 +34,6 @@
   <body>
     <body>
         <div id="video">
-            <legend>Client options:</legend>
-            <input type="checkbox" id="produceAudio" name="produceAudio">
-            <label for="produceAudio">Produce audio</label><br>
             <table>
                 <thead>
                     <th>Local Video</th>
@@ -46,24 +43,12 @@
                     <tr>
                         <td>
                             <div id="sharedBtns">
-                                <video
-                                    id="localVideo"
-                                    class="video"
-                                    autoplay
-                                    muted
-                                    playsinline
-                                ></video>
+                                <video id="localVideo" autoplay class="video" muted></video>
                             </div>
                         </td>
                         <td>
                             <div id="sharedBtns">
-                                <video
-                                    id="remoteVideo"
-                                    class="video"
-                                    autoplay
-                                    muted
-                                    playsinline
-                                ></video>
+                                <video id="remoteVideo" autoplay class="video" ></video>
                             </div>
                         </td>
                     </tr>
@@ -75,11 +60,34 @@
                         </td>
                         <td>
                             <div id="sharedBtns">
-                                <!-- <button id="btnRecvSendTransport">Consume</button> -->
-                                <button id="remoteSoundControl">Unmute</button>
+                                <button id="btnRecvSendTransport">Consume</button>
                             </div>
                         </td>
                     </tr>
+                    <!-- <tr>
+                        <td colspan="2">
+                            <div id="sharedBtns">
+                                <button id="btnRtpCapabilities">2. Get Rtp Capabilities</button>
+                                <br />
+                                <button id="btnDevice">3. Create Device</button>
+                            </div>
+                        </td>
+                    </tr>
+                    <tr>
+                        <td>
+                            <div id="sharedBtns">
+                                <button id="btnCreateSendTransport">4. Create Send Transport</button>
+                                <br />
+                                <button id="btnConnectSendTransport">5. Connect Send Transport & Produce</button></td>
+                            </div>
+                        <td>
+                            <div id="sharedBtns">
+                                <button id="btnRecvSendTransport">6. Create Recv Transport</button>
+                                <br />
+                                <button id="btnConnectRecvTransport">7. Connect Recv Transport & Consume</button>
+                            </div>
+                        </td>
+                    </tr> -->
                 </tbody>
             </table>
             <div id="closeCallBtn">

public/index.js

@@ -10,24 +10,10 @@ const ASSET_NAME = urlParams.get('assetName') || null;
 const ASSET_TYPE = urlParams.get('assetType') || null;
 let callId = parseInt(urlParams.get('callId')) || null;
 const IS_PRODUCER = urlParams.get('producer') === 'true' ? true : false
-let remoteVideo = document.getElementById('remoteVideo')
-remoteVideo.defaultMuted = true
-let produceAudio = false
-
 console.log('[URL] ASSET_ID', ASSET_ID, '| ACCOUNT_ID', ACCOUNT_ID, '| callId', callId, ' | IS_PRODUCER', IS_PRODUCER)
 
 console.log('🟩 config', config)
 
-produceAudioSelector = document.getElementById('produceAudio');
-produceAudioSelector.addEventListener('change', e => {
-    if(e.target.checked) {
-      produceAudio = true
-      console.log('produce audio');
-    } else {
-      produceAudio = false
-    }
-});
-
 let socket, hub
 let device
 let rtpCapabilities
@@ -37,21 +23,6 @@ let producerVideo
 let producerAudio
 let consumer
 let originAssetId
-let consumerVideo // local consumer video(consumer not transport)
-let consumerAudio // local consumer audio(consumer not transport)
-
-const remoteSoundControl = document.getElementById('remoteSoundControl');
-
-remoteSoundControl.addEventListener('click', function handleClick() {
-  console.log('remoteSoundControl.textContent', remoteSoundControl.textContent);
-  if (remoteSoundControl.textContent === 'Unmute') {
-    remoteVideo.muted = false
-    remoteSoundControl.textContent = 'Mute';
-  } else {
-    remoteVideo.muted = true
-    remoteSoundControl.textContent = 'Unmute';
-  }
-});
 
 // https://mediasoup.org/documentation/v3/mediasoup-client/api/#ProducerOptions
 // https://mediasoup.org/documentation/v3/mediasoup-client/api/#transport-produce
@@ -91,23 +62,10 @@ setTimeout(() => {
       console.log(`[MEDIA] ${config.mediasoupAddress} | connected: ${socket.connected} | existsProducer: ${existsProducer}`)
       if (!IS_PRODUCER && existsProducer && consumer === undefined) { 
         goConnect()
+        // document.getElementById('btnRecvSendTransport').click();
       }
       if (IS_PRODUCER && urlParams.get('testing') === 'true') { getLocalStream() }
     })
-
-    socket.on('new-producer', ({ callId, kind }) => {
-      console.log(`🟢 new-producer | callId: ${callId} | kind: ${kind} | Ready to consume`);
-      connectRecvTransport();
-    })
-
-    socket.on('close-producer', ({ callId, kind }) => {
-      console.log(`🔴 close-producer | callId: ${callId} | kind: ${kind}`);
-      if (kind === 'video') {
-        consumerVideo.close()
-        remoteVideo.srcObject = null
-      }
-      else if (kind === 'audio') consumerAudio.close()
-    })
   }
   
   if (IS_PRODUCER === true) {
@@ -186,7 +144,7 @@ const streamSuccess = (stream) => {
 const getLocalStream = () => {
   console.log('[getLocalStream]');
   navigator.mediaDevices.getUserMedia({
-    audio: produceAudio ? true : false,
+    audio: true,
     video: {
       qvga : { width: { ideal: 320 }, height: { ideal: 240 } },
       vga  : { width: { ideal: 640 }, height: { ideal: 480 } },
@@ -335,36 +293,34 @@ const connectSendTransport = async () => {
   // this action will trigger the 'connect' and 'produce' events above
   
   // Produce video
-  let producerVideoHandler = await producerTransport.produce(videoParams)
+  producerVideo = await producerTransport.produce(videoParams)
   console.log('videoParams', videoParams);
   console.log('producerVideo', producerVideo);
 
-  producerVideoHandler.on('trackended', () => {
+  producerVideo.on('trackended', () => {
     console.log('track ended')
     // close video track
   })  
 
-  producerVideoHandler.on('transportclose', () => {
+  producerVideo.on('transportclose', () => {
     console.log('transport ended')
     // close video track
   })    
   
   // Produce audio
-  if (produceAudio) {
-    let producerAudioHandler = await producerTransport.produce(audioParams)
-    console.log('audioParams', audioParams);
-    console.log('producerAudio', producerAudio);
-  
-    producerAudioHandler.on('trackended', () => {
-      console.log('track ended')
-      // close audio track
-    })
-  
-    producerAudioHandler.on('transportclose', () => {
-      console.log('transport ended')
-      // close audio track
-    })
-  }
+  producerAudio = await producerTransport.produce(audioParams)
+  console.log('audioParams', audioParams);
+  console.log('producerAudio', producerAudio);
+
+  producerAudio.on('trackended', () => {
+    console.log('track ended')
+    // close audio track
+  })
+
+  producerAudio.on('transportclose', () => {
+    console.log('transport ended')
+    // close audio track
+  })
 
   const answer = {
     origin_asset_id: ASSET_ID,
@@ -386,8 +342,6 @@ const connectSendTransport = async () => {
   // Enable Close call button
   const closeCallBtn = document.getElementById('btnCloseCall');
   closeCallBtn.removeAttribute('disabled');
-
-  createRecvTransport();
 }
 
 const createRecvTransport = async () => {
@@ -427,8 +381,7 @@ const createRecvTransport = async () => {
         errback(error)
       }
     })
-    // We call it in new-rpoducer, we don't need it here anymore
-    // connectRecvTransport()
+    connectRecvTransport()
   })
 }
 
@@ -451,91 +404,36 @@ const connectRecvTransport = async () => {
   await socket.emit('consume', {
     rtpCapabilities: device.rtpCapabilities,
     callId
-  }, async ({videoParams, audioParams}) => {
-    console.log(`[consume] 🟩 videoParams`, videoParams)
-    console.log(`[consume] 🟩 audioParams`, audioParams)
-    console.log('[consume] 🟩 consumerTransport', consumerTransport)
+  }, async ({ params }) => {
+    // if (params.error) {
+    //   console.log('Cannot Consume')
+    //   return
+    // }
+
+    console.log(`[connectRecvTransport] consume params ${params}`);
+
+    // Then consume with the local consumer transport
+    // which creates a consumer
+    consumer = await consumerTransport.consume({
+      id: params.id,
+      producerId: params.producerId,
+      kind: params.kind,
+      rtpParameters: params.rtpParameters
+    })
+
+    // destructure and retrieve the video track from the producer
+    const { track } = consumer
 
     let stream = new MediaStream()
-
-    // Maybe the unit does not produce video or audio, so we must only consume what is produced
-    if (videoParams) {
-      console.log('❗ Have VIDEO stream to consume');
-      stream.addTrack(await getVideoTrask(videoParams))
-    } else {
-      console.log('❗ Don\'t have VIDEO stream to consume');
-    }
-    
-    if (audioParams) {
-      console.log('❗ Have AUDIO stream to consume');
-      let audioTrack = await getAudioTrask(audioParams)
-      stream.addTrack(audioTrack)
-    } else {
-      console.log('❗ Don\'t have AUDIO stream to consume');
-    }
-
-    socket.emit('consumer-resume')
-
+    stream.addTrack(track)
+    // stream.removeTrack(track)
     remoteVideo.srcObject = stream
-    remoteVideo.setAttribute('autoplay', true)
+    socket.emit('consumer-resume')
+    console.log('consumer', consumer);
 
-    remoteVideo.play()
-    .then(() => {
-      console.log('remoteVideo PLAY')
-    })
-    .catch((error) => {
-      console.error(`remoteVideo PLAY ERROR | ${error.message}`)
-    })
   })
 }
 
-const getVideoTrask = async (videoParams) => {
-  consumerVideo = await consumerTransport.consume({
-    id: videoParams.id,
-    producerId: videoParams.producerId,
-    kind: videoParams.kind,
-    rtpParameters: videoParams.rtpParameters
-  }) 
-
-  return consumerVideo.track
-}
-
-const getAudioTrask = async (audioParams) => {
-  consumerAudio = await consumerTransport.consume({
-    id: audioParams.id,
-    producerId: audioParams.producerId,
-    kind: audioParams.kind,
-    rtpParameters: audioParams.rtpParameters
-  })
-
-  consumerAudio.on('transportclose', () => {
-    console.log('transport closed so consumer closed')
-  })
-
-  const audioTrack = consumerAudio.track
-
-  audioTrack.applyConstraints({
-    audio: {
-      advanced: [
-        {
-          echoCancellation: {exact: true}
-        },
-        {
-          autoGainControl: {exact: true}
-        },
-        {
-          noiseSuppression: {exact: true}
-        }, 
-        {
-          highpassFilter: {exact: true}
-        }
-      ]
-    }
-  })
-
-  return audioTrack
-}
-
 const closeCall = () => {
   console.log('closeCall');
   
@@ -557,30 +455,30 @@ const closeCall = () => {
   resetCallSettings()
 }
 
-// const consume = async (kind) => {
-//   console.log(`[consume] kind: ${kind}`)
-//   console.log('createRecvTransport Consumer')
-//   await socket.emit('createWebRtcTransport', { sender: false, callId, dispatcher: true }, ({ params }) => {
-//     if (params.error) {
-//       console.log('createRecvTransport | createWebRtcTransport | Error', params.error)
-//       return
-//     }
-//     consumerTransport = device.createRecvTransport(params)
-//     consumerTransport.on('connect', async ({ dtlsParameters }, callback, errback) => {
-//       try {
-//         await socket.emit('transport-recv-connect', {
-//           dtlsParameters,
-//         })
-//         callback()
-//       } catch (error) {
-//         errback(error)
-//       }
-//     })
+const consume = async () => {
+  console.log('[consume]')
+  console.log('createRecvTransport Consumer')
+  await socket.emit('createWebRtcTransport', { sender: false, callId, dispatcher: true }, ({ params }) => {
+    if (params.error) {
+      console.log('createRecvTransport | createWebRtcTransport | Error', params.error)
+      return
+    }
+    consumerTransport = device.createRecvTransport(params)
+    consumerTransport.on('connect', async ({ dtlsParameters }, callback, errback) => {
+      try {
+        await socket.emit('transport-recv-connect', {
+          dtlsParameters,
+        })
+        callback()
+      } catch (error) {
+        errback(error)
+      }
+    })
     
-//     connectRecvTransport()
-//   })
-// }
+    connectRecvTransport()
+  })
+}
 
 btnLocalVideo.addEventListener('click', getLocalStream)
-// btnRecvSendTransport.addEventListener('click', consume)
+btnRecvSendTransport.addEventListener('click', consume)
 btnCloseCall.addEventListener('click', closeCall)