partey_workadventure/front/src/WebRtc/SimplePeer.ts
2020-04-29 17:49:40 +02:00

150 lines
3.9 KiB
TypeScript

import {ConnexionInterface} from "../Connexion";
import {MediaManager} from "./MediaManager";
let Peer = require('simple-peer');
export interface SimplePeerInterface {
}
export class SimplePeer {
Connexion: ConnexionInterface;
MediaManager: MediaManager;
WebRtcRoomId: string;
Users: Array<any>;
PeerConnexionArray: Array<any> = new Array<any>();
constructor(Connexion: ConnexionInterface, WebRtcRoomId: string = "test-webrtc") {
this.Connexion = Connexion;
this.WebRtcRoomId = WebRtcRoomId;
this.MediaManager = new MediaManager();
this.initialise();
}
/**
* permit to listen when user could start visio
*/
private initialise(){
//receive message start
this.Connexion.receiveWebrtcStart((message: string) => {
this.receiveWebrtcStart(message);
});
//when button to call is clicked, start video
this.MediaManager.getElementActivePhone().addEventListener("click", () => {
this.startWebRtc();
this.disablePhone();
});
}
/**
* server has two person connected, start the meet
*/
startWebRtc() {
this.MediaManager.activeVisio();
return this.MediaManager.getCamera().then((stream: MediaStream) => {
this.MediaManager.localStream = stream;
//create pear connexion
this.createPeerConnexion();
//receive signal by gemer
this.Connexion.receiveWebrtcSignal((message: string) => {
this.receiveWebrtcSignal(message);
});
}).catch((err) => {
console.error(err);
});
}
/**
*
* @param message
*/
receiveWebrtcStart(message: string) {
let data = JSON.parse(message);
this.WebRtcRoomId = data.roomId;
this.Users = data.clients;
//active button for player
this.activePhone();
}
createPeerConnexion() {
this.Users.forEach((user: any) => {
if(this.PeerConnexionArray[user.userId]){
return;
}
this.MediaManager.addActiveVideo(user.userId);
this.PeerConnexionArray[user.userId] = new Peer({initiator: user.initiator});
this.PeerConnexionArray[user.userId].on('signal', (data: any) => {
this.sendWebrtcSignal(data, user.userId);
});
this.PeerConnexionArray[user.userId].on('stream', (stream: MediaStream) => {
this.stream(user.userId, stream);
});
this.PeerConnexionArray[user.userId].on('close', () => {
this.closeConnexion(user.userId);
});
this.addMedia(user.userId);
});
}
closeConnexion(userId : string){
// @ts-ignore
this.PeerConnexionArray[userId] = null;
this.MediaManager.removeActiveVideo(userId)
}
/**
*
* @param userId
* @param data
*/
sendWebrtcSignal(data: any, userId : string) {
this.Connexion.sendWebrtcSignal(data, this.WebRtcRoomId, null, userId);
}
/**
*
* @param message
*/
receiveWebrtcSignal(message: string) {
let data = JSON.parse(message);
if(!this.PeerConnexionArray[data.userId]){
return;
}
this.PeerConnexionArray[data.userId].signal(data.signal);
}
/**
*
* @param userId
* @param stream
*/
stream(userId : any, stream: MediaStream) {
this.MediaManager.remoteVideo[userId].srcObject = stream;
}
/**
*
* @param userId
*/
addMedia (userId : any) {
this.PeerConnexionArray[userId].addStream(this.MediaManager.localStream) // <- add streams to peer dynamically
}
activePhone(){
this.MediaManager.activePhoneOpen();
}
disablePhone(){
this.MediaManager.disablePhoneOpen();
}
}