/* global require, APP */ /** * Created by hristo on 8/4/14. */ var LocalStats = require("./LocalStatsCollector.js"); var RTPStats = require("./RTPStatsCollector.js"); var EventEmitter = require("events"); var StreamEventTypes = require("../../service/RTC/StreamEventTypes.js"); var XMPPEvents = require("../../service/xmpp/XMPPEvents"); var CallStats = require("./CallStats"); var RTCEvents = require("../../service/RTC/RTCEvents"); var StatisticsEvents = require("../../service/statistics/Events"); var eventEmitter = new EventEmitter(); var localStats = null; var rtpStats = null; function stopLocal() { if (localStats) { localStats.stop(); localStats = null; } } function stopRemote() { if (rtpStats) { rtpStats.stop(); eventEmitter.emit(StatisticsEvents.STOP); rtpStats = null; } } function startRemoteStats (peerconnection) { if (rtpStats) { rtpStats.stop(); } rtpStats = new RTPStats(peerconnection, 200, 2000, eventEmitter); rtpStats.start(); } function onStreamCreated(stream) { if(stream.getOriginalStream().getAudioTracks().length === 0) { return; } localStats = new LocalStats(stream.getOriginalStream(), 200, statistics, eventEmitter); localStats.start(); } function onDisposeConference(onUnload) { CallStats.sendTerminateEvent(); stopRemote(); if(onUnload) { stopLocal(); eventEmitter.removeAllListeners(); } } var statistics = { /** * Indicates that this audio level is for local jid. * @type {string} */ LOCAL_JID: 'local', addListener: function(type, listener) { eventEmitter.on(type, listener); }, removeListener: function (type, listener) { eventEmitter.removeListener(type, listener); }, stop: function () { stopLocal(); stopRemote(); if(eventEmitter) { eventEmitter.removeAllListeners(); } }, stopRemoteStatistics: function() { stopRemote(); }, start: function () { APP.RTC.addStreamListener(onStreamCreated, StreamEventTypes.EVENT_TYPE_LOCAL_CREATED); APP.xmpp.addListener(XMPPEvents.DISPOSE_CONFERENCE, onDisposeConference); //FIXME: we may want to change CALL INCOMING event to // onnegotiationneeded APP.xmpp.addListener(XMPPEvents.CALL_INCOMING, function (event) { startRemoteStats(event.peerconnection); // CallStats.init(event); }); APP.xmpp.addListener(XMPPEvents.PEERCONNECTION_READY, function (session) { CallStats.init(session); }); APP.RTC.addListener(RTCEvents.AUDIO_MUTE, function (mute) { CallStats.sendMuteEvent(mute, "audio"); }); APP.xmpp.addListener(XMPPEvents.CONFERENCE_SETUP_FAILED, function () { CallStats.sendSetupFailedEvent(); }); APP.RTC.addListener(RTCEvents.VIDEO_MUTE, function (mute) { CallStats.sendMuteEvent(mute, "video"); }); } }; module.exports = statistics;