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@ -1,6 +1,7 @@
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import EventEmitter from 'events';
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import _ from 'lodash';
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import { loadCdkLib, connectDefaultCdkNetwork } from '../helpers/cdk-lib';
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import { loadCdkLib, connectCdkNetwork } from '../helpers/cdk-lib';
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import { createSessionToken } from '../api/rtcsession';
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export const LocalMedia = {
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@ -11,26 +12,45 @@ export const LocalMedia = {
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screenOnly: 'screenOnly'
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};
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export class NetworkNotConnected extends Error {
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export class NetworkNotConnected {
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constructor(network) {
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super();
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this.name = this.constructor.name;
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this.name = "NetworkNotConnected";
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this.message = 'Network ' + network + ' is not connected';
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this.network = network;
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}
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}
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export class CallNotFound {
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constructor() {
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this.name = "CallNotFound";
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this.message = 'Call not found';
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}
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}
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export class CallAlreadyExists {
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constructor() {
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this.name = "CallAlreadyExists";
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this.message = 'Call already exists';
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}
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}
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var rtcEngineCallInstance = null;
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export class RtcEngineCall {
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constructor(options) {
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this.networkTag = 'sip';
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this.client = null;
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this.network = null;
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this.currentCall = null;
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this.loadedLibrary = null;
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this.sessionToken = null;
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this.localCall = null;
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this.localMedia = null;
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this.remoteCall = null;
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this.remoteMedia = null;
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this.events = new EventEmitter();
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this.endedReason = null;
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}
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initialize() {
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@ -45,6 +65,19 @@ export class RtcEngineCall {
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return this.connectNetwork($sessionToken);
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}).then(($network)=>{
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this.network = $network;
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this.network.onIncomingCall((remoteCall)=>{
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if(this.network !== null && this.remoteCall === null) {
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this.remoteCall = remoteCall;
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this.remoteCall.onEnded(()=>{
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this.events.emit('ended', this.remoteCall.endedReason);
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}).onRemoteMedia((remoteMediaStream)=>{
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this.events.emit('remoteMedia', remoteMediaStream);
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}).onRemoteMediaEnded(()=>{
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this.events.emit('remoteMediaEnded');
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});
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}
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this.events.emit('incoming');
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});
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resolve();
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}).catch((err)=>{
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reject(err);
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@ -57,7 +90,7 @@ export class RtcEngineCall {
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}
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hasRunningCall() {
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return this.currentCall !== null;
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return this.localCall !== null || this.remoteCall !== null;
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}
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loadLibrary() {
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@ -69,12 +102,12 @@ export class RtcEngineCall {
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}
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connectNetwork(session) {
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return connectDefaultCdkNetwork(session);
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return connectCdkNetwork(session, this.networkTag);
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}
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createLocalMedia(localMedia) {
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return new Promise((resolve, reject)=>{
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var localMediaStream = new cdk.LocalMediaStream();
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this.localMedia = new cdk.LocalMediaStream();
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var hasAudio = localMedia === LocalMedia.audioOnly ||
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localMedia === LocalMedia.audioVideo ||
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localMedia === LocalMedia.audioScreen;
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@ -83,61 +116,137 @@ export class RtcEngineCall {
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var hasScreen = localMedia === LocalMedia.audioScreen ||
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localMedia === LocalMedia.screenOnly;
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localMediaStream.queryMediaSources((sources) => {
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this.localMedia.queryMediaSources((sources) => {
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if (hasAudio && _.isObject(sources.defaultAudio)) {
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localMediaStream.setAudio(sources.defaultAudio);
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this.localMedia.setAudio(sources.defaultAudio);
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}
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if (hasVideo && _.isObject(sources.defaultVideo)) {
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localMediaStream.setVideo(sources.defaultVideo);
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this.localMedia.setVideo(sources.defaultVideo);
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} else if (hasScreen && _.isObject(sources.desktopSharing)) {
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localMediaStream.setVideo(sources.desktopSharing);
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this.localMedia.setVideo(sources.desktopSharing);
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}
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});
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localMediaStream.build((err)=>{
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this.localMedia.build((err)=>{
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if(_.isObject(err)) {
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reject(err);
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} else {
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resolve(localMediaStream);
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resolve(this.localMedia);
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}
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});
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});
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}
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start(peer, localMediaStream) {
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peer = peer.replace('+', '');
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if(this.network !== null) {
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this.currentCall = this.network.call(peer, { localMediaStream: localMediaStream });
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return this.currentCall;
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if(this.network !== null && this.localCall === null) {
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peer = peer.replace(/(\s|\+)/,'');
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this.localCall = this.network.call(peer, {
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localMediaStream: localMediaStream
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});
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this.localCall.onEnded(()=>{
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this.events.emit('ended', this.localCall.endedReason);
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this.end();
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}).onPending(()=>{
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this.events.emit('pending');
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}).onRemoteMedia((remoteMediaStream)=>{
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this.events.emit('remoteMedia', remoteMediaStream);
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}).onRemoteMediaEnded(()=>{
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this.events.emit('remoteMediaEnded');
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}).onRingingStart(()=>{
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this.events.emit('ringingStart');
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}).onRingingStop(()=>{
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this.events.emit('ringingStop');
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});
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} else if(this.network !== null) {
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throw new CallAlreadyExists();
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} else {
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throw new NetworkNotConnected(this.networkTag);
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}
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}
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onIncoming(listener) {
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if(this.network !== null) {
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this.network.onIncomingCall((call)=>{
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if(this.currentCall === null) {
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this.currentCall = call;
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listener(call);
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}
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});
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getNumber() {
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if(this.localCall !== null) {
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return this.localCall.peer;
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} else if(this.remoteCall !== null) {
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return this.remoteCall.peer;
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} else {
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throw new NetworkNotConnected(this.networkTag);
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return null;
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}
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}
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getEndedReason() {
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return this.endedReason;
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}
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fetchEndedReason() {
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if(this.localCall !== null) {
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return this.localCall.endedReason;
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} else if(this.remoteCall !== null) {
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return this.remoteCall.endedReason;
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} else {
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return null;
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}
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}
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onIncoming(listener) {
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this.events.on('incoming', listener);
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return this;
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}
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onPending(listener) {
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this.events.on('pending', listener);
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return this;
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}
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onRingingStart(listener) {
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this.events.on('ringingStart', listener);
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return this;
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}
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onRingingStop(listener) {
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this.events.on('ringingStop', listener);
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return this;
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}
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onRemoteMedia(listener) {
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this.events.on('remoteMedia', listener);
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return this;
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}
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onRemoteMediaEnded(listener) {
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this.events.on('remoteMediaEnded', listener);
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return this;
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}
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onEnded(listener) {
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this.events.on('ended', listener);
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return this;
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}
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accept(localMediaStream) {
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if(this.currentCall !== null) {
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this.currentCall.accept({
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if(this.remoteCall !== null) {
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this.remoteCall.accept({
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localMediaStream: localMediaStream
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});
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}
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}
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hangUp() {
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if(this.currentCall !== null) {
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this.currentCall.end();
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this.end();
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}
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end() {
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this.endedReason = this.fetchEndedReason();
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if(this.localCall !== null) {
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this.localCall.end();
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this.localCall = null;
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}
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if(this.remoteCall !== null) {
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this.remoteCall.end();
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this.remoteCall = null;
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}
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if(this.localMedia !== null) {
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this.localMedia.stop();
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this.localMedia = null;
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}
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}
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Hans-Peter Herzog
8 years ago