Use WebRtc with SimplePeer

front/src/WebRtc/SimplePeer.ts

@@ -0,0 +1,106 @@
+import {ConnexionInterface} from "../Connexion";
+import {MediaManager} from "./MediaManager";
+let Peer = require('simple-peer');
+
+export class SimplePeer {
+    Connexion: ConnexionInterface;
+    MediaManager: MediaManager;
+    RoomId: string;
+
+    PeerConnexion: any;
+
+    constructor(Connexion: ConnexionInterface, roomId: string = "test-webrtc") {
+        this.Connexion = Connexion;
+        this.MediaManager = new MediaManager();
+        this.RoomId = roomId;
+        this.initialise();
+    }
+
+    /**
+     * server has two person connected, start the meet
+     */
+    initialise() {
+        return this.MediaManager.getCamera().then(() => {
+            //send message to join a room
+            this.Connexion.sendWebrtcRomm(this.RoomId);
+
+            //receive message start
+            this.Connexion.receiveWebrtcStart((message : string) => {
+                this.receiveWebrtcStart(message);
+            });
+
+            //receive signal by gemer
+            this.Connexion.receiveWebrtcSignal((message : string) => {
+                this.receiveWebrtcSignal(message);
+            });
+
+        }).catch((err) => {
+            console.error(err);
+        });
+    }
+
+    /**
+     *
+     */
+    receiveWebrtcStart(message: string) {
+        let data = JSON.parse(message);
+
+        //create pear connexion of user stared
+        this.createPeerConnexion(data.initiator);
+    }
+
+    /**
+     *
+     * @param userId
+     * @param initiator
+     */
+    createPeerConnexion(initiator : boolean = false){
+        this.PeerConnexion = new Peer({initiator: initiator});
+        this.addMedia();
+
+        this.PeerConnexion.on('signal', (data: any) => {
+            this.sendWebrtcSignal(data);
+        });
+
+        this.PeerConnexion.on('stream', (stream: MediaStream) => {
+            this.stream(stream)
+        });
+    }
+
+    /**
+     * permit to send signal
+     * @param data
+     */
+    sendWebrtcSignal(data: any) {
+        this.Connexion.sendWebrtcSignal(data, this.RoomId);
+    }
+
+    /**
+     *
+     * @param message
+     */
+    receiveWebrtcSignal(message: string) {
+        let data = JSON.parse(message);
+        if(!this.PeerConnexion){
+            return;
+        }
+        this.PeerConnexion.signal(data.signal);
+    }
+
+    /**
+     * permit stream video
+     * @param stream
+     */
+    stream(stream: MediaStream) {
+        this.MediaManager.remoteStream = stream;
+        this.MediaManager.remoteVideo.srcObject = this.MediaManager.remoteStream;
+    }
+
+    /**
+     * Permit to update stream
+     * @param stream
+     */
+     addMedia () {
+         this.PeerConnexion.addStream(this.MediaManager.localStream) // <- add streams to peer dynamically
+    }
+}