bugfix

bricks/bricks.js

@@ -47,6 +47,18 @@ dispatch_event:
 params:
 */
 
+bricks.uuid = window.crypto.randomUUID;
+
+bricks.deviceid = function(appname){
+	var deviceid = appname + 'deviceid';
+	var id = localStorage.getItem(deviceid);
+	if (!id){
+		id = bricks.uuid();
+		localStorage.setItem(deviceid, id);
+	}
+	return id;
+}
+
 bricks.str2data = function(s, d){
 	/* fmt like 
 		'my name is ${name}, ${age:type}'
@@ -427,6 +439,7 @@ bricks.App = class extends bricks.Layout {
 	constructor(opts){
 		/*
 		opts = {
+			appname:
 			login_url:
 			"charsize:
 			"language":
@@ -444,6 +457,7 @@ bricks.App = class extends bricks.Layout {
 		super(opts);
 		bricks.app = this;
 		bricks.Body = this;
+		this.deviceid = bricks.deviceid(opts.appname || 'appname');
 		this.login_url = opts.login_url;
 		this.charsize = this.opts.charsize || 20;
 		this.keyevent_blocked = false;

bricks/rtc.js

@@ -1,16 +1,33 @@
 var bricks = window.bricks || {}
 
+bricks.VideoBox = class extends bricks.JsWidget {
+	create(){
+		this.dom_element = this._create('video');
+		this.set_attribute('autoplay', true);
+		this.set_attribute('muted', true);
+	}
+	get_stream(){
+		return this.stream;
+	}
+	set_stream(stream){
+		this.stream = stream
+		this.dom_element.srcObject = this.stream;
+	}
+}
+
 bricks.Signaling = class {
 	/*
 	{
 		signaling_url:
 		info:
 		multiple:false
+		connect_opts:
 	}
 	*/
 	constructor(opts){
 		this.signaling_url = opts.signaling_url;
 		this.info = opts.info;
+		this.connect_opts = opts.connect_opts;
 		this.peers = [];
 		this.sessions = {};
 		this.handlers = {};
@@ -37,12 +54,21 @@ bricks.Signaling = class {
 	async signaling_recvdata(event){
         var datapkg = JSON.parse(event.data);
         var data = datapkg.data;
-		var name = data.sessionid
+		if (data.session) {
-		var handler = this.handlers.get(name)
+			var sessionid = data.session.sessionid;
+			var sessiontype = data.session.sessiontype;
+			var handler = this.handlers.get(sessionid)
 			if (!handler){
-			handler = this.recvdata_handler.bind(this)
+				var k = this.sessionhandlers.get(sessiontype);
+				if (!k){
+					throw 'recvdata_handler() exception(' + sessiontype + ')';
+				}
+				var handler = new k(this, data.session, this.connect_opts);
 			}
 			await handler(data);
+		} else {
+			await this.recvdata_handler(data);
+		}
 	}
 	add_handler(key, handler){
 		this.handlers[key] = handler;
@@ -62,23 +88,25 @@ bricks.Signaling = class {
 				}
 			});
 		}
-		if (data.type == 'new_session'){
 	}
-	}
+	new_session(sessiontype, peer){
-	new_session(sessiontype, opts){
 		var k = this.sessionhandlers.get(sessiontype);
 		if (!k){
 			throw 'new_session() exception(' + sessiontype + ')';
 		}
+		var sessionid = bricks.uuid();
+		var session = {
+			sessiontype:sessiontype,
+			sessionid:sessionid
+		}
 		var d = {
 			type:'new_session',
-			session: {
+			session: session
-				sessiontype:sessiontype,
-				sessionid:bricks.uuid()
-			}
 		};
 		this.send_data(d);
-		var h = new k(this, sessiontype, opts);
+		opts = this.connect_options.copy();
+		opts.peer_info = peer;
+		var h = new k(this, session, this.connect_opts);
 		this.add_handler(sessionid, h.recvdata_handler);
 		return h
 	}
@@ -105,21 +133,221 @@ bricks.Signaling = class {
 	}
 }
 
-bricks.RTCSession = class extends bricks.VBox {
+bricks.RTCP2PConnect = class {
+	/*
+	opts:{
+		ice_servers:
+		peer_info:
+		auto_callaccept: true or false
+		media_options: { video:trur or false, audio:true or false }
+		data_connect: true or false
+	}
+	*/
 
+	constructor(signaling, session, opts){
+		this.signaling = signaling;
+		this.session = session;
+		this.requester = false;
+		this.opts = opts;
+		this.peers = {};
+		this.signal_handlers = {};
+		this.localStream = null;
+		this.localVideo = null;
+		this.add_handler('sessioncreated', this.h_sessioncreated.bind(this));
+		this.add_handler('callrequest', this.h_callrequest.bind(this));
+		this.add_handler('callaccepted', this.h_callaccepted.bind(this));
+		this.add_handler('offer', this.h_offer.bind(this));
+		this.add_handler('answer', this.h_answer.bind(this));
+		this.add_handler('icecandidate', this.h_icecandidate.bind(this));
+		this.add_handler('sessionquit', this.h_sessionquit.bind(this));
 	}
-bricks.VideoBox = class extends bricks.JsWidget {
+
-	create(){
+	add_handler(type, f):
-		this.dom_element = this._create('video');
+		this.signal_handlers[type] = f;
-		this.set_attribute('autoplay', true);
+	}
-		this.set_attribute('muted', true);
+	async p2pconnect(peer){
+		await this.getLocalStream();
+		await this.createPeerConnection(peer);
+	}
+	async h_sessioncreated(data){
+		if (this.opts.peer_info){
+			var d = {
+				type:'callrequest',
+				msgto:this.opts.peer_info
+			}
+			this.signaling_send(d);
+			this.requester = true;
+		}
+	}
+	async h_callrequest(data){
+		if (this.opts.auto_callaccept){
+			var d = {
+				type:'callaccepted',
+				msgto:data.msgfrom
+			};
+			this.signaling_send(d);
+			await this.p2pconnect(data.msgfrom);
+			return;
+		}
+		this.dispatch('callrequest', data.msgfrom);
+	}
+	async h_callaccepted(data){
+		await this.p2pconnect(data.msgfrom);
+		await this.send_offer(data.msgfrom);
+	}
+	async h_offer(data){
+		var pc = this.peers[data.msgfrom.id].pc;
+		var offer = new RTCSessionDescription(data.offer);
+		await pc.setRemoteDescription(offer);
+		var answer = await pc.createAnswer();
+		await pc.setLocalDescription(answer);
+		this.signal_send({
+			type:'answer',
+			answer:pc.localDescription,
+			msgto:data.msgfrom
+		});
+	}
+	async h_answer(data){
+		var desc = new RTCSessionDescription(data.answer);
+		var pc = this.peers[data.msgfrom.id].pc;
+		await pc.setRemoteDescription(desc);
+	}
+	async h_icecandidate(data){
+		var candidate = new RTCIceCandidate(data.candidate);
+		var pc = this.peers[data.msgfrom.id].pc;
+		await pc.addIceCandidate(candidate);
+	}
+	async h_sessionquit(data){
+		var pc = self.peers[data.msgfrom.id].pc;
+		pc.close();
+	}
+	async send_offer(peer){
+		pc = this.peers[peer.id].pc;
+        var offer = await pc.createOffer();
+        await pc.setLocalDescription(offer);
+        var d = {
+            type:'offer',
+            offer:pc.localDescription,
+            msgto:peer
+        };
+		this.signal_send(d);
+	}
+	
+	send_candidate(peer, event){
+        if (event.candidate) {
+            var candidate = event.candidate;
+            this.signaling_send({ 
+                type: 'icecandidate', 
+                msgto:peer,
+                candidate: candidate
+            }); 
+        }
+	}
+
+	signaling_send(d){
+		d.session = this.session;
+		this.signaling.send_data(d);
+	}
+
+	async recvdata_handler(data){
+		var f = this.get_handler(data.type);
+		if (f) {
+			await f(data);
+		}
+	}
+
+	async ice_statechange(peer, event){
+		var pc = this.peers[peer.id].pc;
+		console.log(`oniceconnectionstatechange, pc.iceConnectionState is ${pc.iceConnectionState}.`);
+	}
+
+	async connection_statechange(peer, event){
+		var pc = this.peers[peer.id].pc;
+		if (pc.connectionState == 'disconnected'){
+            var w = new bricks.Error({
+                title:'Error',
+                message:'lose connection',
+                timeout:4
+            });
+            w.open();
+            return;
+        }
+        if (pc.connectionState == 'connected'){
+            if (this.opts.data_connect){
+				var dc = pc.createDataChannel();
+				if (this.requester and this.opts.data_connect){
+					await this.createDataChannel(peer);
+				}
+			}
+			console.log(`${peer.id} connect losed. ${pc.connectionState}`);
+        }
+	}
+
+	async createDataChannel(peer){
+		var pc = this.peers[peer.id].pc;
+		dc = pc.createDataChannel('data');
+		this.peers[peer.id].dc = dc;
+		dc.onmessage = this.datachannel_message.bind(this, peer);
+		dc.onopen = this.datachannel_open(this, peer);
+		dc.onclose = this.datachannl_close(this, peer);
+	}
+
+	async def datachannel_message(peer, msg){
+		var dc = this.peers[peer.id].dc;
+		if (this.on_dc_messaage){
+			await this.on_dc_message(dc, msg);
+		}
+	}
+	async def datachannel_open(peer){
+		var dc = this.peers[peer.id].dc
+		if (this.on_dc_open){
+			await this.on_dc_open(dc);
+		}
+	}
+	async def datachannel_close(peer){
+		var dc = this.peers[peer.id].dc
+		if (this.on_dc_close){
+			await this.on_dc_close(dc);
+		}
+	}
+	async createPeerConnection(peer){
+		const configuration = {
+			iceServers:this.opts.ice_servers
+		}
+		var pc = RTCPeerConnection(configuration);
+		this.localStream.getTracks()
+		.forEach(track => {
+			pc.addTrack(track, this.localStream);
+		});
+		this.peers[peer.id] = peer;
+		this.peers[peer.id][pc] = pc;
+		var remoteVideo = new VideoBox();
+		this.peers[peer.id][video] = remoteVideo;
+        pc.onicecandidate = this.send_candidate.bind(this, peer);
+        pc.oniceconnectionstatechange = this.ice_statechange.bind(this, peer);
+        pc.onconnectionstatechange = this.connection_statechange.bind(this, peer);
+		pc.ondatachanel = event => {
+			var dc = event.channel;
+			this.peers[peer.id].dc = dc;
+			dc.onmessage = this.data_message_recv.bind(this, peer);
+			dc.onopen = this.datachannel_opened(this, peer);
+			dc.onclose = this.datachannl_closed(this, peer);
+		}
+		pc.ontrack = event => {
+			remoteVideo.set_stream(event.streams[0]);
+		}
+	}
+	async getLocalStream() {
+		if (this.opts.media_options){
+			try {
+				var mediaOptions = this.opts.media_options;
+				this.local_stream = await navigator.mediaDevices.getUserMedia(mediaOptions);
+				this.localVideo = new VideoBox();
+				this.localVideo.set_stream(stream);
+			} catch (error) {
+				console.error('获取本地媒体流失败：', error);
 			}
-	get_stream(){
-		return this.stream;
 		}
-	set_stream(stream){
-		this.stream = stream
-		this.dom_element.srcObject = this.stream;
     }
 }