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o=e("./transports"),a=e("component-emitter"),s=e("debug")("engine.io-client:socket"),c=e("indexof"),d=e("engine.io-parser"),u=e("parseuri"),p=e("parsejson"),f=e("parseqs");t.exports=r,r.priorWebsocketSuccess=!1,a(r.prototype),r.protocol=d.protocol,r.Socket=r,r.Transport=e("./transport"),r.transports=e("./transports"),r.parser=e("engine.io-parser"),r.prototype.createTransport=function(e){s('creating transport "%s"',e);var t=i(this.query);return t.EIO=d.protocol,t.transport=e,this.id&&(t.sid=this.id),new 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t=this;this.transport&&(s("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=e,e.on("drain",function(){t.onDrain()}).on("packet",function(e){t.onPacket(e)}).on("error",function(e){t.onError(e)}).on("close",function(){t.onClose("transport close")})},r.prototype.probe=function(e){function t(){if(f.onlyBinaryUpgrades){var t=!this.supportsBinary&&f.transport.supportsBinary;p=p||t}p||(s('probe transport "%s" opened',e),u.send([{type:"ping",data:"probe"}]),u.once("packet",function(t){if(!p)if("pong"==t.type&&"probe"==t.data){if(s('probe transport "%s" pong',e),f.upgrading=!0,f.emit("upgrading",u),!u)return;r.priorWebsocketSuccess="websocket"==u.name,s('pausing current transport "%s"',f.transport.name),f.transport.pause(function(){p||"closed"!=f.readyState&&(s("changing transport and sending upgrade packet"),d(),f.setTransport(u),u.send([{type:"upgrade"}]),f.emit("upgrade",u),u=null,f.upgrading=!1,f.flush())})}else{s('probe transport "%s" 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e=0;e<this.prevBufferLen;e++)this.callbackBuffer[e]&&this.callbackBuffer[e]();this.writeBuffer.splice(0,this.prevBufferLen),this.callbackBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0==this.writeBuffer.length?this.emit("drain"):this.flush()},r.prototype.flush=function(){"closed"!=this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(s("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},r.prototype.write=r.prototype.send=function(e,t){return this.sendPacket("message",e,t),this},r.prototype.sendPacket=function(e,t,n){if("closing"!=this.readyState&&"closed"!=this.readyState){var r={type:e,data:t};this.emit("packetCreate",r),this.writeBuffer.push(r),this.callbackBuffer.push(n),this.flush()}},r.prototype.close=function(){function e(){r.onClose("forced close"),s("socket closing - telling transport to close"),r.transport.close()}function 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n=this;clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),setTimeout(function(){n.writeBuffer=[],n.callbackBuffer=[],n.prevBufferLen=0},0),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",e,t)}},r.prototype.filterUpgrades=function(e){for(var t=[],n=0,r=e.length;n<r;n++)~c(this.transports,e[n])&&t.push(e[n]);return t}}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./transport":14,"./transports":15,"component-emitter":8,debug:21,"engine.io-parser":24,indexof:43,parsejson:53,parseqs:54,parseuri:23}],14:[function(e,t,n){function 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o,a=document.createElement("form"),s=document.createElement("textarea"),c=this.iframeId="eio_iframe_"+this.index;a.className="socketio",a.style.position="absolute",a.style.top="-1000px",a.style.left="-1000px",a.target=c,a.method="POST",a.setAttribute("accept-charset","utf-8"),s.name="d",a.appendChild(s),document.body.appendChild(a),this.form=a,this.area=s}this.form.action=this.uri(),r(),e=e.replace(/\\n/g,"\\\n"),this.area.value=e.replace(/\n/g,"\\n");try{this.form.submit()}catch(e){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"==i.iframe.readyState&&n()}:this.iframe.onload=n}}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./polling":18,"component-inherit":9}],17:[function(e,t,n){(function(n){function r(){}function i(e){if(c.call(this,e),n.location){var 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Uint8Array(e.length),a=0;a<e.length;a++)r[a]=e.charCodeAt(a);n=r.buffer}i[o++]=t?0:1;for(var s=n.byteLength.toString(),a=0;a<s.length;a++)i[o++]=parseInt(s[a]);i[o++]=255;for(var r=new Uint8Array(n),a=0;a<r.length;a++)i[o++]=r[a]}),t(i.buffer)})},n.encodePayloadAsBlob=function(e,t){function r(e,t){n.encodePacket(e,!0,!0,function(e){var n=new Uint8Array(1);if(n[0]=1,"string"==typeof e){for(var r=new Uint8Array(e.length),i=0;i<e.length;i++)r[i]=e.charCodeAt(i);e=r.buffer,n[0]=0}for(var o=e instanceof ArrayBuffer?e.byteLength:e.size,a=o.toString(),s=new Uint8Array(a.length+1),i=0;i<a.length;i++)s[i]=parseInt(a[i]);if(s[a.length]=255,b){var c=new b([n.buffer,s.buffer,e]);t(null,c)}})}s(e,r,function(e,n){return t(new b(n))})},n.decodePayloadAsBinary=function(e,t,r){"function"==typeof t&&(r=t,t=null);for(var i=e,o=[],a=!1;i.byteLength>0;){for(var s=new Uint8Array(i),c=0===s[0],d="",p=1;255!=s[p];p++){if(d.length>310){a=!0;break}d+=s[p]}if(a)return r(w,0,1);i=u(i,2+d.length),d=parseInt(d);var f=u(i,0,d);if(c)try{f=String.fromCharCode.apply(null,new Uint8Array(f))}catch(e){var l=new Uint8Array(f);f="";for(var p=0;p<l.length;p++)f+=String.fromCharCode(l[p])}o.push(f),i=u(i,d)}var h=o.length;o.forEach(function(e,i){r(n.decodePacket(e,t,!0),i,h)})}}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./keys":25,after:1,"arraybuffer.slice":2,"base64-arraybuffer":5,blob:6,"has-binary":41,utf8:84}],25:[function(e,t,n){t.exports=Object.keys||function(e){var t=[],n=Object.prototype.hasOwnProperty;for(var r in e)n.call(e,r)&&t.push(r);return t}},{}],26:[function(e,t,n){function r(e){o.call(this);var t=e||{};this.config={chunksize:16384,pacing:0};var n;for(n in t)this.config[n]=t[n];this.file=null,this.channel=null}function i(){o.call(this),this.receiveBuffer=[],this.received=0,this.metadata={},this.channel=null}var o=e("wildemitter"),a=e("util");a.inherits(r,o),r.prototype.send=function(e,t){var n=this;this.file=e,this.channel=t;var r="number"!=typeof t.bufferedAmountLowThreshold,i=0,o=function(){var a=new window.FileReader;a.onload=function(){return function(a){n.channel.send(a.target.result),n.emit("progress",i,e.size,a.target.result),e.size>i+a.target.result.byteLength?r?window.setTimeout(o,n.config.pacing):t.bufferedAmount<=t.bufferedAmountLowThreshold&&window.setTimeout(o,0):(n.emit("progress",e.size,e.size,null),n.emit("sentFile")),i+=n.config.chunksize}}();var s=e.slice(i,i+n.config.chunksize);a.readAsArrayBuffer(s)};r||(t.bufferedAmountLowThreshold=8*this.config.chunksize,t.addEventListener("bufferedamountlow",o)),window.setTimeout(o,0)},a.inherits(i,o),i.prototype.receive=function(e,t){var n=this;e&&(this.metadata=e),this.channel=t,t.binaryType="arraybuffer",this.channel.onmessage=function(e){var t=e.data.byteLength;n.received+=t,n.receiveBuffer.push(e.data),n.emit("progress",n.received,n.metadata.size,e.data),n.received===n.metadata.size?(n.emit("receivedFile",new window.Blob(n.receiveBuffer),n.metadata),n.receiveBuffer=[]):n.received>n.metadata.size&&(console.error("received more than expected, discarding..."),n.receiveBuffer=[])}},t.exports={},t.exports.support="undefined"!=typeof window&&window&&window.File&&window.FileReader&&window.Blob,t.exports.Sender=r,t.exports.Receiver=i},{util:87,wildemitter:98}],27:[function(e,t,n){var r=e("getusermedia"),i={};t.exports=function(e,t){var n,o=2===arguments.length,a=o?t:e;if("undefined"==typeof window||"http:"===window.location.protocol)return n=new Error("NavigatorUserMediaError"),n.name="HTTPS_REQUIRED",a(n);if(window.navigator.userAgent.match("Chrome")){var s=parseInt(window.navigator.userAgent.match(/Chrome\/(.*) /)[1],10),c=33,d=!window.chrome.webstore;if(window.navigator.userAgent.match("Linux")&&(c=35),sessionStorage.getScreenMediaJSExtensionId)chrome.runtime.sendMessage(sessionStorage.getScreenMediaJSExtensionId,{type:"getScreen",id:1},null,function(t){if(t&&""!==t.sourceId)e=o&&e||{audio:!1,video:{mandatory:{chromeMediaSource:"desktop",maxWidth:window.screen.width,maxHeight:window.screen.height,maxFrameRate:3}}},e.video.mandatory.chromeMediaSourceId=t.sourceId,r(e,a);else{var n=new Error("NavigatorUserMediaError");n.name="PERMISSION_DENIED",a(n)}});else if(window.cefGetScreenMedia)window.cefGetScreenMedia(function(t){if(t)e=o&&e||{audio:!1,video:{mandatory:{chromeMediaSource:"desktop",maxWidth:window.screen.width,maxHeight:window.screen.height,maxFrameRate:3},optional:[{googLeakyBucket:!0},{googTemporalLayeredScreencast:!0}]}},e.video.mandatory.chromeMediaSourceId=t,r(e,a);else{var n=new Error("cefGetScreenMediaError");n.name="CEF_GETSCREENMEDIA_CANCELED",a(n)}});else if(d||s>=26&&s<=c)e=o&&e||{video:{mandatory:{googLeakyBucket:!0,maxWidth:window.screen.width,maxHeight:window.screen.height,maxFrameRate:3,chromeMediaSource:"screen"}}},r(e,a);else{var u=window.setTimeout(function(){return n=new Error("NavigatorUserMediaError"),n.name="EXTENSION_UNAVAILABLE",a(n)},1e3);i[u]=[a,o?e:null],window.postMessage({type:"getScreen",id:u},"*")}}else if(window.navigator.userAgent.match("Firefox")){var p=parseInt(window.navigator.userAgent.match(/Firefox\/(.*)/)[1],10);p>=33?(e=o&&e||{video:{mozMediaSource:"window",mediaSource:"window"}},r(e,function(e,t){if(a(e,t),!e)var n=t.currentTime,r=window.setInterval(function(){t||window.clearInterval(r),t.currentTime==n&&(window.clearInterval(r),t.onended&&t.onended()),n=t.currentTime},500)})):(n=new Error("NavigatorUserMediaError"),n.name="EXTENSION_UNAVAILABLE")}},"undefined"!=typeof window&&window.addEventListener("message",function(e){if(e.origin==window.location.origin)if("gotScreen"==e.data.type&&i[e.data.id]){var t=i[e.data.id],n=t[1],o=t[0];if(delete i[e.data.id],""===e.data.sourceId){var a=new Error("NavigatorUserMediaError");a.name="PERMISSION_DENIED",o(a)}else n=n||{audio:!1,video:{mandatory:{chromeMediaSource:"desktop",maxWidth:window.screen.width,maxHeight:window.screen.height,maxFrameRate:3},optional:[{googLeakyBucket:!0},{googTemporalLayeredScreencast:!0}]}},n.video.mandatory.chromeMediaSourceId=e.data.sourceId,r(n,o)}else"getScreenPending"==e.data.type&&window.clearTimeout(e.data.id)})},{getusermedia:28}],28:[function(e,t,n){e("webrtc-adapter");t.exports=function(e,t){var n,r=2===arguments.length,i={video:!0,audio:!0},o="PermissionDeniedError";return r||(t=e,e=i),"undefined"!=typeof navigator&&navigator.getUserMedia?e.audio||e.video?void navigator.mediaDevices.getUserMedia(e).then(function(e){t(null,e)}).catch(function(e){var n;"string"==typeof e?(n=new Error("MediaStreamError"),n.name=e===o||"PERMISSION_DENIED"===e?o:"ConstraintNotSatisfiedError"):(n=e,n.name||(n[o]?e.name=o:e.name="ConstraintNotSatisfiedError")),t(n)}):(n=new Error("MediaStreamError"),n.name="NoMediaRequestedError",setTimeout(function(){t(n)},0)):(n=new Error("MediaStreamError"),n.name="NotSupportedError",setTimeout(function(){t(n)},0))}},{"webrtc-adapter":88}],29:[function(e,t,n){e("webrtc-adapter");t.exports=function(e,t){var n,r=2===arguments.length,i={video:!0,audio:!0},o="PermissionDeniedError";return r||(t=e,e=i),"undefined"!=typeof navigator&&navigator.getUserMedia?e.audio||e.video?(localStorage&&"true"===localStorage.useFirefoxFakeDevice&&(e.fake=!0),void navigator.mediaDevices.getUserMedia(e).then(function(e){t(null,e)}).catch(function(e){var n;"string"==typeof e?(n=new Error("MediaStreamError"),n.name=e===o||"PERMISSION_DENIED"===e?o:"ConstraintNotSatisfiedError"):(n=e,n.name||(n[o]?e.name=o:e.name="ConstraintNotSatisfiedError")),t(n)})):(n=new Error("MediaStreamError"),n.name="NoMediaRequestedError",setTimeout(function(){t(n)},0)):(n=new Error("MediaStreamError"),n.name="NotSupportedError",setTimeout(function(){t(n)},0))}},{"webrtc-adapter":30}],30:[function(e,t,n){"use strict";!function(){var n=e("./utils").log,r=e("./utils").browserDetails;t.exports.browserDetails=r,t.exports.extractVersion=e("./utils").extractVersion,t.exports.disableLog=e("./utils").disableLog;var i=e("./chrome/chrome_shim")||null,o=e("./edge/edge_shim")||null,a=e("./firefox/firefox_shim")||null,s=e("./safari/safari_shim")||null;switch(r.browser){case"opera":case"chrome":if(!i||!i.shimPeerConnection)return void n("Chrome shim is not included in this adapter release.");n("adapter.js shimming chrome."),t.exports.browserShim=i,i.shimGetUserMedia(),i.shimMediaStream(),i.shimSourceObject(),i.shimPeerConnection(),i.shimOnTrack();break;case"firefox":if(!a||!a.shimPeerConnection)return void n("Firefox shim is not included in this adapter release.");n("adapter.js shimming firefox."),t.exports.browserShim=a,a.shimGetUserMedia(),a.shimSourceObject(),a.shimPeerConnection(),a.shimOnTrack();break;case"edge":if(!o||!o.shimPeerConnection)return void n("MS edge shim is not included in this adapter release.");n("adapter.js shimming edge."),t.exports.browserShim=o,o.shimGetUserMedia(),o.shimPeerConnection();break;case"safari":if(!s)return void n("Safari shim is not included in this adapter release.");n("adapter.js shimming safari."),t.exports.browserShim=s,s.shimGetUserMedia();break;default:n("Unsupported browser!")}}()},{"./chrome/chrome_shim":31,"./edge/edge_shim":33,"./firefox/firefox_shim":35,"./safari/safari_shim":37,"./utils":38}],31:[function(e,t,n){"use strict";var r=e("../utils.js").log,i=e("../utils.js").browserDetails,o={shimMediaStream:function(){window.MediaStream=window.MediaStream||window.webkitMediaStream},shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){var t=this;this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=e),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.addEventListener("addtrack",function(n){var r=new Event("track");r.track=n.track,r.receiver={track:n.track},r.streams=[e.stream],t.dispatchEvent(r)}),e.stream.getTracks().forEach(function(t){var n=new Event("track");n.track=t,n.receiver={track:t},n.streams=[e.stream],this.dispatchEvent(n)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this._srcObject},set:function(e){var t=this;if(this._srcObject=e,this.src&&URL.revokeObjectURL(this.src),!e)return void(this.src="");this.src=URL.createObjectURL(e),e.addEventListener("addtrack",function(){t.src&&URL.revokeObjectURL(t.src),t.src=URL.createObjectURL(e)}),e.addEventListener("removetrack",function(){t.src&&URL.revokeObjectURL(t.src),t.src=URL.createObjectURL(e)})}}))},shimPeerConnection:function(){window.RTCPeerConnection=function(e,t){r("PeerConnection"),e&&e.iceTransportPolicy&&(e.iceTransports=e.iceTransportPolicy);var n=new webkitRTCPeerConnection(e,t),i=n.getStats.bind(n);return n.getStats=function(e,t,n){var r=this,o=arguments;if(arguments.length>0&&"function"==typeof e)return i(e,t);var a=function(e){var t={};return e.result().forEach(function(e){var n={id:e.id,timestamp:e.timestamp,type:e.type};e.names().forEach(function(t){n[t]=e.stat(t)}),t[n.id]=n}),t},s=function(e,t){var n=new Map(Object.keys(e).map(function(t){return[t,e[t]]}));return t=t||e,Object.keys(t).forEach(function(e){n[e]=t[e]}),n};if(arguments.length>=2){var c=function(e){o[1](s(a(e)))};return i.apply(this,[c,arguments[0]])}return new Promise(function(t,n){1===o.length&&"object"==typeof e?i.apply(r,[function(e){t(s(a(e)))},n]):i.apply(r,[function(e){t(s(a(e),e.result()))},n])}).then(t,n)},n},window.RTCPeerConnection.prototype=webkitRTCPeerConnection.prototype,webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return webkitRTCPeerConnection.generateCertificate}}),["createOffer","createAnswer"].forEach(function(e){var t=webkitRTCPeerConnection.prototype[e];webkitRTCPeerConnection.prototype[e]=function(){var e=this;if(arguments.length<1||1===arguments.length&&"object"==typeof arguments[0]){var n=1===arguments.length?arguments[0]:void 0;return new Promise(function(r,i){t.apply(e,[r,i,n])})}return t.apply(this,arguments)}}),i.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(e){var t=webkitRTCPeerConnection.prototype[e];webkitRTCPeerConnection.prototype[e]=function(){var e=arguments,n=this,r=new Promise(function(r,i){t.apply(n,[e[0],r,i])});return e.length<2?r:r.then(function(){e[1].apply(null,[])},function(t){e.length>=3&&e[2].apply(null,[t])})}});var e=RTCPeerConnection.prototype.addIceCandidate;RTCPeerConnection.prototype.addIceCandidate=function(){return null===arguments[0]?Promise.resolve():e.apply(this,arguments)},["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(e){var t=webkitRTCPeerConnection.prototype[e];webkitRTCPeerConnection.prototype[e]=function(){return arguments[0]=new("addIceCandidate"===e?RTCIceCandidate:RTCSessionDescription)(arguments[0]),t.apply(this,arguments)}})},attachMediaStream:function(e,t){r("DEPRECATED, attachMediaStream will soon be removed."),i.version>=43?e.srcObject=t:void 0!==e.src?e.src=URL.createObjectURL(t):r("Error attaching stream to element.")},reattachMediaStream:function(e,t){r("DEPRECATED, reattachMediaStream will soon be removed."),i.version>=43?e.srcObject=t.srcObject:e.src=t.src}};t.exports={shimMediaStream:o.shimMediaStream,shimOnTrack:o.shimOnTrack,shimSourceObject:o.shimSourceObject,shimPeerConnection:o.shimPeerConnection,shimGetUserMedia:e("./getusermedia"),attachMediaStream:o.attachMediaStream,reattachMediaStream:o.reattachMediaStream}},{"../utils.js":38,"./getusermedia":32}],32:[function(e,t,n){"use strict";var r=e("../utils.js").log;t.exports=function(){var e=function(e){if("object"!=typeof e||e.mandatory||e.optional)return e;var t={};return Object.keys(e).forEach(function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var r="object"==typeof e[n]?e[n]:{ideal:e[n]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var i=function(e,t){return e?e+t.charAt(0).toUpperCase()+t.slice(1):"deviceId"===t?"sourceId":t};if(void 0!==r.ideal){t.optional=t.optional||[];var o={};"number"==typeof r.ideal?(o[i("min",n)]=r.ideal,t.optional.push(o),o={},o[i("max",n)]=r.ideal,t.optional.push(o)):(o[i("",n)]=r.ideal,t.optional.push(o))}void 0!==r.exact&&"number"!=typeof r.exact?(t.mandatory=t.mandatory||{},t.mandatory[i("",n)]=r.exact):["min","max"].forEach(function(e){void 0!==r[e]&&(t.mandatory=t.mandatory||{},t.mandatory[i(e,n)]=r[e])})}}),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},t=function(t,n){if(t=JSON.parse(JSON.stringify(t)),t&&t.audio&&(t.audio=e(t.audio)),t&&"object"==typeof t.video){var i=t.video.facingMode;if((i=i&&("object"==typeof i?i:{ideal:i}))&&("user"===i.exact||"environment"===i.exact||"user"===i.ideal||"environment"===i.ideal)&&(!navigator.mediaDevices.getSupportedConstraints||!navigator.mediaDevices.getSupportedConstraints().facingMode)&&(delete t.video.facingMode,"environment"===i.exact||"environment"===i.ideal))return navigator.mediaDevices.enumerateDevices().then(function(o){o=o.filter(function(e){return"videoinput"===e.kind});var a=o.find(function(e){return-1!==e.label.toLowerCase().indexOf("back")})||o.length&&o[o.length-1];return a&&(t.video.deviceId=i.exact?{exact:a.deviceId}:{ideal:a.deviceId}),t.video=e(t.video),r("chrome: "+JSON.stringify(t)),n(t)});t.video=e(t.video)}return r("chrome: "+JSON.stringify(t)),n(t)},n=function(e){return{name:{PermissionDeniedError:"NotAllowedError",ConstraintNotSatisfiedError:"OverconstrainedError"}[e.name]||e.name,message:e.message,constraint:e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}},i=function(e,r,i){t(e,function(e){navigator.webkitGetUserMedia(e,r,function(e){i(n(e))})})};navigator.getUserMedia=i;var o=function(e){return new Promise(function(t,n){navigator.getUserMedia(e,t,n)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:o,enumerateDevices:function(){return new Promise(function(e){var t={audio:"audioinput",video:"videoinput"};return MediaStreamTrack.getSources(function(n){e(n.map(function(e){return{label:e.label,kind:t[e.kind],deviceId:e.id,groupId:""}}))})})}}),navigator.mediaDevices.getUserMedia){var a=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(e){return t(e,function(e){return a(e).catch(function(e){return Promise.reject(n(e))})})}}else navigator.mediaDevices.getUserMedia=function(e){return o(e)};void 0===navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){r("Dummy mediaDevices.addEventListener called.")}),void 0===navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){r("Dummy mediaDevices.removeEventListener called.")})}},{"../utils.js":38}],33:[function(e,t,n){"use strict";var r=e("sdp"),i=e("../utils").log,o={shimPeerConnection:function(){window.RTCIceGatherer&&(window.RTCIceCandidate||(window.RTCIceCandidate=function(e){return e}),window.RTCSessionDescription||(window.RTCSessionDescription=function(e){return e})),window.RTCPeerConnection=function(e){var t=this,n=document.createDocumentFragment();if(["addEventListener","removeEventListener","dispatchEvent"].forEach(function(e){t[e]=n[e].bind(n)}),this.onicecandidate=null,this.onaddstream=null,this.ontrack=null,this.onremovestream=null,this.onsignalingstatechange=null,this.oniceconnectionstatechange=null,this.onnegotiationneeded=null,this.ondatachannel=null,this.localStreams=[],this.remoteStreams=[],this.getLocalStreams=function(){return t.localStreams},this.getRemoteStreams=function(){return t.remoteStreams},this.localDescription=new RTCSessionDescription({type:"",sdp:""}),this.remoteDescription=new RTCSessionDescription({type:"",sdp:""}),this.signalingState="stable",this.iceConnectionState="new",this.iceGatheringState="new",this.iceOptions={gatherPolicy:"all",iceServers:[]},e&&e.iceTransportPolicy)switch(e.iceTransportPolicy){case"all":case"relay":this.iceOptions.gatherPolicy=e.iceTransportPolicy;break;case"none":throw new TypeError('iceTransportPolicy "none" not supported')}if(this.usingBundle=e&&"max-bundle"===e.bundlePolicy,e&&e.iceServers){var r=JSON.parse(JSON.stringify(e.iceServers));this.iceOptions.iceServers=r.filter(function(e){if(e&&e.urls){var t=e.urls;return"string"==typeof t&&(t=[t]),!!(t=t.filter(function(e){return 0===e.indexOf("turn:")&&-1!==e.indexOf("transport=udp")})[0])}return!1})}this.transceivers=[],this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype._emitBufferedCandidates=function(){var e=this,t=r.splitSections(e.localDescription.sdp);this._localIceCandidatesBuffer.forEach(function(n){if(n.candidate&&0!==Object.keys(n.candidate).length)-1===n.candidate.candidate.indexOf("typ endOfCandidates")&&(t[n.candidate.sdpMLineIndex+1]+="a="+n.candidate.candidate+"\r\n");else for(var r=1;r<t.length;r++)-1===t[r].indexOf("\r\na=end-of-candidates\r\n")&&(t[r]+="a=end-of-candidates\r\n");if(e.localDescription.sdp=t.join(""),e.dispatchEvent(n),null!==e.onicecandidate&&e.onicecandidate(n),!n.candidate&&"complete"!==e.iceGatheringState){e.transceivers.every(function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state})&&(e.iceGatheringState="complete")}}),this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype.addStream=function(e){this.localStreams.push(e.clone()),this._maybeFireNegotiationNeeded()},window.RTCPeerConnection.prototype.removeStream=function(e){var t=this.localStreams.indexOf(e);t>-1&&(this.localStreams.splice(t,1),this._maybeFireNegotiationNeeded())},window.RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(e){return!!e.rtpSender}).map(function(e){return e.rtpSender})},window.RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(e){return!!e.rtpReceiver}).map(function(e){return e.rtpReceiver})},window.RTCPeerConnection.prototype._getCommonCapabilities=function(e,t){var n={codecs:[],headerExtensions:[],fecMechanisms:[]};return e.codecs.forEach(function(e){for(var r=0;r<t.codecs.length;r++){var i=t.codecs[r];if(e.name.toLowerCase()===i.name.toLowerCase()&&e.clockRate===i.clockRate&&e.numChannels===i.numChannels){n.codecs.push(i);break}}}),e.headerExtensions.forEach(function(e){for(var r=0;r<t.headerExtensions.length;r++){var i=t.headerExtensions[r];if(e.uri===i.uri){n.headerExtensions.push(i);break}}}),n},window.RTCPeerConnection.prototype._createIceAndDtlsTransports=function(e,t){var n=this,i=new RTCIceGatherer(n.iceOptions),o=new RTCIceTransport(i);i.onlocalcandidate=function(a){var s=new Event("icecandidate");s.candidate={sdpMid:e,sdpMLineIndex:t};var c=a.candidate,d=!c||0===Object.keys(c).length;d?(void 0===i.state&&(i.state="completed"),s.candidate.candidate="candidate:1 1 udp 1 0.0.0.0 9 typ endOfCandidates"):(c.component="RTCP"===o.component?2:1,s.candidate.candidate=r.writeCandidate(c));var u=r.splitSections(n.localDescription.sdp);-1===s.candidate.candidate.indexOf("typ endOfCandidates")?u[s.candidate.sdpMLineIndex+1]+="a="+s.candidate.candidate+"\r\n":u[s.candidate.sdpMLineIndex+1]+="a=end-of-candidates\r\n",n.localDescription.sdp=u.join("");var p=n.transceivers.every(function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state});switch(n.iceGatheringState){case"new":n._localIceCandidatesBuffer.push(s),d&&p&&n._localIceCandidatesBuffer.push(new Event("icecandidate"));break;case"gathering":n._emitBufferedCandidates(),n.dispatchEvent(s),null!==n.onicecandidate&&n.onicecandidate(s),p&&(n.dispatchEvent(new Event("icecandidate")),null!==n.onicecandidate&&n.onicecandidate(new Event("icecandidate")),n.iceGatheringState="complete")}},o.onicestatechange=function(){n._updateConnectionState()};var a=new RTCDtlsTransport(o);return a.ondtlsstatechange=function(){n._updateConnectionState()},a.onerror=function(){a.state="failed",n._updateConnectionState()},{iceGatherer:i,iceTransport:o,dtlsTransport:a}},window.RTCPeerConnection.prototype._transceive=function(e,t,n){var i=this._getCommonCapabilities(e.localCapabilities,e.remoteCapabilities);t&&e.rtpSender&&(i.encodings=e.sendEncodingParameters,i.rtcp={cname:r.localCName},e.recvEncodingParameters.length&&(i.rtcp.ssrc=e.recvEncodingParameters[0].ssrc),e.rtpSender.send(i)),n&&e.rtpReceiver&&(i.encodings=e.recvEncodingParameters,i.rtcp={cname:e.cname},e.sendEncodingParameters.length&&(i.rtcp.ssrc=e.sendEncodingParameters[0].ssrc),e.rtpReceiver.receive(i))},window.RTCPeerConnection.prototype.setLocalDescription=function(e){var t,n,i=this;if("offer"===e.type)this._pendingOffer&&(t=r.splitSections(e.sdp),n=t.shift(),t.forEach(function(e,t){var n=r.parseRtpParameters(e);i._pendingOffer[t].localCapabilities=n}),this.transceivers=this._pendingOffer,delete this._pendingOffer);else if("answer"===e.type){t=r.splitSections(i.remoteDescription.sdp),n=t.shift();var o=r.matchPrefix(n,"a=ice-lite").length>0;t.forEach(function(e,t){var a=i.transceivers[t],s=a.iceGatherer,c=a.iceTransport,d=a.dtlsTransport,u=a.localCapabilities,p=a.remoteCapabilities;if("0"!==e.split("\n",1)[0].split(" ",2)[1]){var f=r.getIceParameters(e,n);if(o){var l=r.matchPrefix(e,"a=candidate:").map(function(e){return r.parseCandidate(e)}).filter(function(e){return"1"===e.component});l.length&&c.setRemoteCandidates(l)}var h=r.getDtlsParameters(e,n);o&&(h.role="server"),i.usingBundle&&0!==t||(c.start(s,f,o?"controlling":"controlled"),d.start(h));var m=i._getCommonCapabilities(u,p);i._transceive(a,m.codecs.length>0,!1)}})}switch(this.localDescription={type:e.type,sdp:e.sdp},e.type){case"offer":this._updateSignalingState("have-local-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+e.type+'"')}var a=arguments.length>1&&"function"==typeof arguments[1];if(a){var s=arguments[1];window.setTimeout(function(){s(),"new"===i.iceGatheringState&&(i.iceGatheringState="gathering"),i._emitBufferedCandidates()},0)}var c=Promise.resolve();return c.then(function(){a||("new"===i.iceGatheringState&&(i.iceGatheringState="gathering"),window.setTimeout(i._emitBufferedCandidates.bind(i),500))}),c},window.RTCPeerConnection.prototype.setRemoteDescription=function(e){var t=this,n=new MediaStream,i=[],o=r.splitSections(e.sdp),a=o.shift(),s=r.matchPrefix(a,"a=ice-lite").length>0;switch(this.usingBundle=r.matchPrefix(a,"a=group:BUNDLE ").length>0,o.forEach(function(o,c){var d,u,p,f,l,h,m,g,v,y,w,b,C=r.splitLines(o),S=C[0].substr(2).split(" "),k=S[0],T="0"===S[1],E=r.getDirection(o,a),P=r.parseRtpParameters(o);T||(w=r.getIceParameters(o,a),b=r.getDtlsParameters(o,a),b.role="client"),g=r.parseRtpEncodingParameters(o);var x=r.matchPrefix(o,"a=mid:");x=x.length?x[0].substr(6):r.generateIdentifier();var R,O=r.matchPrefix(o,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"cname"===e.attribute})[0];O&&(R=O.value);var D=r.matchPrefix(o,"a=end-of-candidates").length>0,j=r.matchPrefix(o,"a=candidate:").map(function(e){return r.parseCandidate(e)}).filter(function(e){return"1"===e.component});if("offer"!==e.type||T)"answer"!==e.type||T||(d=t.transceivers[c],u=d.iceGatherer,p=d.iceTransport,f=d.dtlsTransport,l=d.rtpSender,h=d.rtpReceiver,m=d.sendEncodingParameters,v=d.localCapabilities,t.transceivers[c].recvEncodingParameters=g,t.transceivers[c].remoteCapabilities=P,t.transceivers[c].cname=R,(s||D)&&j.length&&p.setRemoteCandidates(j),t.usingBundle&&0!==c||(p.start(u,w,"controlling"),f.start(b)),t._transceive(d,"sendrecv"===E||"recvonly"===E,"sendrecv"===E||"sendonly"===E),!h||"sendrecv"!==E&&"sendonly"!==E?delete d.rtpReceiver:(y=h.track,i.push([y,h]),n.addTrack(y)));else{var M=t.usingBundle&&c>0?{iceGatherer:t.transceivers[0].iceGatherer,iceTransport:t.transceivers[0].iceTransport,dtlsTransport:t.transceivers[0].dtlsTransport}:t._createIceAndDtlsTransports(x,c);if(D&&M.iceTransport.setRemoteCandidates(j),v=RTCRtpReceiver.getCapabilities(k),m=[{ssrc:1001*(2*c+2)}],h=new RTCRtpReceiver(M.dtlsTransport,k),y=h.track,i.push([y,h]),n.addTrack(y),t.localStreams.length>0&&t.localStreams[0].getTracks().length>=c){var _=t.localStreams[0].getTracks()[c];l=new RTCRtpSender(_,M.dtlsTransport)}t.transceivers[c]={iceGatherer:M.iceGatherer,iceTransport:M.iceTransport,dtlsTransport:M.dtlsTransport,localCapabilities:v,remoteCapabilities:P,rtpSender:l,rtpReceiver:h,kind:k,mid:x,cname:R,sendEncodingParameters:m,recvEncodingParameters:g},t._transceive(t.transceivers[c],!1,"sendrecv"===E||"sendonly"===E)}}),this.remoteDescription={type:e.type,sdp:e.sdp},e.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+e.type+'"')}return n.getTracks().length&&(t.remoteStreams.push(n),window.setTimeout(function(){var e=new Event("addstream");e.stream=n,t.dispatchEvent(e),null!==t.onaddstream&&window.setTimeout(function(){t.onaddstream(e)},0),i.forEach(function(r){var i=r[0],o=r[1],a=new Event("track");a.track=i,a.receiver=o,a.streams=[n],t.dispatchEvent(e),null!==t.ontrack&&window.setTimeout(function(){t.ontrack(a)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(e){e.iceTransport&&e.iceTransport.stop(),e.dtlsTransport&&e.dtlsTransport.stop(),e.rtpSender&&e.rtpSender.stop(),e.rtpReceiver&&e.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(e){this.signalingState=e;var t=new Event("signalingstatechange");this.dispatchEvent(t),null!==this.onsignalingstatechange&&this.onsignalingstatechange(t)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var e=new Event("negotiationneeded");this.dispatchEvent(e),null!==this.onnegotiationneeded&&this.onnegotiationneeded(e)},
window.RTCPeerConnection.prototype._updateConnectionState=function(){var e,t=this,n={new:0,closed:0,connecting:0,checking:0,connected:0,completed:0,failed:0};if(this.transceivers.forEach(function(e){n[e.iceTransport.state]++,n[e.dtlsTransport.state]++}),n.connected+=n.completed,e="new",n.failed>0?e="failed":n.connecting>0||n.checking>0?e="connecting":n.disconnected>0?e="disconnected":n.new>0?e="new":(n.connected>0||n.completed>0)&&(e="connected"),e!==t.iceConnectionState){t.iceConnectionState=e;var r=new Event("iceconnectionstatechange");this.dispatchEvent(r),null!==this.oniceconnectionstatechange&&this.oniceconnectionstatechange(r)}},window.RTCPeerConnection.prototype.createOffer=function(){var e=this;if(this._pendingOffer)throw new Error("createOffer called while there is a pending offer.");var t;1===arguments.length&&"function"!=typeof arguments[0]?t=arguments[0]:3===arguments.length&&(t=arguments[2]);var n=[],i=0,o=0;if(this.localStreams.length&&(i=this.localStreams[0].getAudioTracks().length,o=this.localStreams[0].getVideoTracks().length),t){if(t.mandatory||t.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==t.offerToReceiveAudio&&(i=t.offerToReceiveAudio),void 0!==t.offerToReceiveVideo&&(o=t.offerToReceiveVideo)}for(this.localStreams.length&&this.localStreams[0].getTracks().forEach(function(e){n.push({kind:e.kind,track:e,wantReceive:"audio"===e.kind?i>0:o>0}),"audio"===e.kind?i--:"video"===e.kind&&o--});i>0||o>0;)i>0&&(n.push({kind:"audio",wantReceive:!0}),i--),o>0&&(n.push({kind:"video",wantReceive:!0}),o--);var a=r.writeSessionBoilerplate(),s=[];n.forEach(function(t,n){var i,o,a=t.track,c=t.kind,d=r.generateIdentifier(),u=e.usingBundle&&n>0?{iceGatherer:s[0].iceGatherer,iceTransport:s[0].iceTransport,dtlsTransport:s[0].dtlsTransport}:e._createIceAndDtlsTransports(d,n),p=RTCRtpSender.getCapabilities(c),f=[{ssrc:1001*(2*n+1)}];a&&(i=new RTCRtpSender(a,u.dtlsTransport)),t.wantReceive&&(o=new RTCRtpReceiver(u.dtlsTransport,c)),s[n]={iceGatherer:u.iceGatherer,iceTransport:u.iceTransport,dtlsTransport:u.dtlsTransport,localCapabilities:p,remoteCapabilities:null,rtpSender:i,rtpReceiver:o,kind:c,mid:d,sendEncodingParameters:f,recvEncodingParameters:null}}),this.usingBundle&&(a+="a=group:BUNDLE "+s.map(function(e){return e.mid}).join(" ")+"\r\n"),n.forEach(function(t,n){var i=s[n];a+=r.writeMediaSection(i,i.localCapabilities,"offer",e.localStreams[0])}),this._pendingOffer=s;var c=new RTCSessionDescription({type:"offer",sdp:a});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,c),Promise.resolve(c)},window.RTCPeerConnection.prototype.createAnswer=function(){var e=this,t=r.writeSessionBoilerplate();this.usingBundle&&(t+="a=group:BUNDLE "+this.transceivers.map(function(e){return e.mid}).join(" ")+"\r\n"),this.transceivers.forEach(function(n){var i=e._getCommonCapabilities(n.localCapabilities,n.remoteCapabilities);t+=r.writeMediaSection(n,i,"answer",e.localStreams[0])});var n=new RTCSessionDescription({type:"answer",sdp:t});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,n),Promise.resolve(n)},window.RTCPeerConnection.prototype.addIceCandidate=function(e){if(null===e)this.transceivers.forEach(function(e){e.iceTransport.addRemoteCandidate({})});else{var t=e.sdpMLineIndex;if(e.sdpMid)for(var n=0;n<this.transceivers.length;n++)if(this.transceivers[n].mid===e.sdpMid){t=n;break}var i=this.transceivers[t];if(i){var o=Object.keys(e.candidate).length>0?r.parseCandidate(e.candidate):{};if("tcp"===o.protocol&&0===o.port)return;if("1"!==o.component)return;"endOfCandidates"===o.type&&(o={}),i.iceTransport.addRemoteCandidate(o);var a=r.splitSections(this.remoteDescription.sdp);a[t+1]+=(o.type?e.candidate.trim():"a=end-of-candidates")+"\r\n",this.remoteDescription.sdp=a.join("")}}return arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.getStats=function(){var e=[];this.transceivers.forEach(function(t){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach(function(n){t[n]&&e.push(t[n].getStats())})});var t=arguments.length>1&&"function"==typeof arguments[1]&&arguments[1];return new Promise(function(n){var r=new Map;Promise.all(e).then(function(e){e.forEach(function(e){Object.keys(e).forEach(function(t){r.set(t,e[t]),r[t]=e[t]})}),t&&window.setTimeout(t,0,r),n(r)})})}},attachMediaStream:function(e,t){i("DEPRECATED, attachMediaStream will soon be removed."),e.srcObject=t},reattachMediaStream:function(e,t){i("DEPRECATED, reattachMediaStream will soon be removed."),e.srcObject=t.srcObject}};t.exports={shimPeerConnection:o.shimPeerConnection,shimGetUserMedia:e("./getusermedia"),attachMediaStream:o.attachMediaStream,reattachMediaStream:o.reattachMediaStream}},{"../utils":38,"./getusermedia":34,sdp:63}],34:[function(e,t,n){"use strict";t.exports=function(){var e=function(e){return{name:{PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name}}},t=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(n){return t(n).catch(function(t){return Promise.reject(e(t))})}}},{}],35:[function(e,t,n){"use strict";var r=e("../utils").log,i=e("../utils").browserDetails,o={shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=e),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(t){var n=new Event("track");n.track=t,n.receiver={track:t},n.streams=[e.stream],this.dispatchEvent(n)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(e){this.mozSrcObject=e}}))},shimPeerConnection:function(){if("object"==typeof window&&(window.RTCPeerConnection||window.mozRTCPeerConnection)){window.RTCPeerConnection||(window.RTCPeerConnection=function(e,t){if(i.version<38&&e&&e.iceServers){for(var n=[],r=0;r<e.iceServers.length;r++){var o=e.iceServers[r];if(o.hasOwnProperty("urls"))for(var a=0;a<o.urls.length;a++){var s={url:o.urls[a]};0===o.urls[a].indexOf("turn")&&(s.username=o.username,s.credential=o.credential),n.push(s)}else n.push(e.iceServers[r])}e.iceServers=n}return new mozRTCPeerConnection(e,t)},window.RTCPeerConnection.prototype=mozRTCPeerConnection.prototype,mozRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return mozRTCPeerConnection.generateCertificate}}),window.RTCSessionDescription=mozRTCSessionDescription,window.RTCIceCandidate=mozRTCIceCandidate),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(e){var t=RTCPeerConnection.prototype[e];RTCPeerConnection.prototype[e]=function(){return arguments[0]=new("addIceCandidate"===e?RTCIceCandidate:RTCSessionDescription)(arguments[0]),t.apply(this,arguments)}});var e=RTCPeerConnection.prototype.addIceCandidate;RTCPeerConnection.prototype.addIceCandidate=function(){return null===arguments[0]?Promise.resolve():e.apply(this,arguments)};var t=function(e){var t=new Map;return Object.keys(e).forEach(function(n){t.set(n,e[n]),t[n]=e[n]}),t},n=RTCPeerConnection.prototype.getStats;RTCPeerConnection.prototype.getStats=function(e,r,i){return n.apply(this,[e||null]).then(function(e){return t(e)}).then(r,i)}}},attachMediaStream:function(e,t){r("DEPRECATED, attachMediaStream will soon be removed."),e.srcObject=t},reattachMediaStream:function(e,t){r("DEPRECATED, reattachMediaStream will soon be removed."),e.srcObject=t.srcObject}};t.exports={shimOnTrack:o.shimOnTrack,shimSourceObject:o.shimSourceObject,shimPeerConnection:o.shimPeerConnection,shimGetUserMedia:e("./getusermedia"),attachMediaStream:o.attachMediaStream,reattachMediaStream:o.reattachMediaStream}},{"../utils":38,"./getusermedia":36}],36:[function(e,t,n){"use strict";var r=e("../utils").log,i=e("../utils").browserDetails;t.exports=function(){var e=function(e){return{name:{SecurityError:"NotAllowedError",PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:{"The operation is insecure.":"The request is not allowed by the user agent or the platform in the current context."}[e.message]||e.message,constraint:e.constraint,toString:function(){return this.name+(this.message&&": ")+this.message}}},t=function(t,n,o){var a=function(e){if("object"!=typeof e||e.require)return e;var t=[];return Object.keys(e).forEach(function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var r=e[n]="object"==typeof e[n]?e[n]:{ideal:e[n]};if(void 0===r.min&&void 0===r.max&&void 0===r.exact||t.push(n),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:e[n]=r.exact,delete r.exact),void 0!==r.ideal){e.advanced=e.advanced||[];var i={};"number"==typeof r.ideal?i[n]={min:r.ideal,max:r.ideal}:i[n]=r.ideal,e.advanced.push(i),delete r.ideal,Object.keys(r).length||delete e[n]}}}),t.length&&(e.require=t),e};return t=JSON.parse(JSON.stringify(t)),i.version<38&&(r("spec: "+JSON.stringify(t)),t.audio&&(t.audio=a(t.audio)),t.video&&(t.video=a(t.video)),r("ff37: "+JSON.stringify(t))),navigator.mozGetUserMedia(t,n,function(t){o(e(t))})},n=function(e){return new Promise(function(n,r){t(e,n,r)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:n,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(e){e([{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}])})},i.version<41){var o=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return o().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}if(i.version<49){var a=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(t){return a(t).catch(function(t){return Promise.reject(e(t))})}}navigator.getUserMedia=function(e,n,r){if(i.version<44)return t(e,n,r);console.warn("navigator.getUserMedia has been replaced by navigator.mediaDevices.getUserMedia"),navigator.mediaDevices.getUserMedia(e).then(n,r)}}},{"../utils":38}],37:[function(e,t,n){"use strict";var r={shimGetUserMedia:function(){navigator.getUserMedia=navigator.webkitGetUserMedia}};t.exports={shimGetUserMedia:r.shimGetUserMedia}},{}],38:[function(e,t,n){"use strict";var r=!0,i={disableLog:function(e){return"boolean"!=typeof e?new Error("Argument type: "+typeof e+". Please use a boolean."):(r=e,e?"adapter.js logging disabled":"adapter.js logging enabled")},log:function(){if("object"==typeof window){if(r)return;"undefined"!=typeof console&&"function"==typeof console.log&&console.log.apply(console,arguments)}},extractVersion:function(e,t,n){var r=e.match(t);return r&&r.length>=n&&parseInt(r[n],10)},detectBrowser:function(){var e={};if(e.browser=null,e.version=null,e.minVersion=null,"undefined"==typeof window||!window.navigator)return e.browser="Not a browser.",e;if(navigator.mozGetUserMedia)e.browser="firefox",e.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1),e.minVersion=31;else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)e.browser="chrome",e.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2),e.minVersion=38;else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return e.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",e;e.browser="safari",e.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1),e.minVersion=602}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return e.browser="Not a supported browser.",e;e.browser="edge",e.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2),e.minVersion=10547}return e.version<e.minVersion&&i.log("Browser: "+e.browser+" Version: "+e.version+" < minimum supported version: "+e.minVersion+"\n some things might not work!"),e}};t.exports={log:i.log,disableLog:i.disableLog,browserDetails:i.detectBrowser(),extractVersion:i.extractVersion}},{}],39:[function(e,t,n){t.exports=function(){return this}()},{}],40:[function(e,t,n){function r(e,t){var n=-1/0;e.getFloatFrequencyData(t);for(var r=4,i=t.length;r<i;r++)t[r]>n&&t[r]<0&&(n=t[r]);return n}var i,o=e("wildemitter");"undefined"!=typeof window&&(i=window.AudioContext||window.webkitAudioContext);var a=null;t.exports=function(e,t){var n=new o;if(!i)return n;var t=t||{},s=t.smoothing||.1,c=t.interval||50,d=t.threshold,u=t.play,p=t.history||10,f=!0;a||(a=new i);var l,h,m;m=a.createAnalyser(),m.fftSize=512,m.smoothingTimeConstant=s,h=new Float32Array(m.frequencyBinCount),e.jquery&&(e=e[0]),e instanceof HTMLAudioElement||e instanceof HTMLVideoElement?(l=a.createMediaElementSource(e),void 0===u&&(u=!0),d=d||-50):(l=a.createMediaStreamSource(e),d=d||-50),l.connect(m),u&&m.connect(a.destination),n.speaking=!1,n.setThreshold=function(e){d=e},n.setInterval=function(e){c=e},n.stop=function(){f=!1,n.emit("volume_change",-100,d),n.speaking&&(n.speaking=!1,n.emit("stopped_speaking")),m.disconnect(),l.disconnect()},n.speakingHistory=[];for(var g=0;g<p;g++)n.speakingHistory.push(0);var v=function(){setTimeout(function(){if(f){var e=r(m,h);n.emit("volume_change",e,d);var t=0;if(e>d&&!n.speaking){for(var i=n.speakingHistory.length-3;i<n.speakingHistory.length;i++)t+=n.speakingHistory[i];t>=2&&(n.speaking=!0,n.emit("speaking"))}else if(e<d&&n.speaking){for(var i=0;i<n.speakingHistory.length;i++)t+=n.speakingHistory[i];0==t&&(n.speaking=!1,n.emit("stopped_speaking"))}n.speakingHistory.shift(),n.speakingHistory.push(0+(e>d)),v()}},c)};return v(),n}},{wildemitter:98}],41:[function(e,t,n){(function(n){function r(e){function t(e){if(!e)return!1;if(n.Buffer&&n.Buffer.isBuffer(e)||n.ArrayBuffer&&e instanceof ArrayBuffer||n.Blob&&e instanceof Blob||n.File&&e instanceof File)return!0;if(i(e)){for(var r=0;r<e.length;r++)if(t(e[r]))return!0}else if(e&&"object"==typeof e){e.toJSON&&(e=e.toJSON());for(var o in e)if(Object.prototype.hasOwnProperty.call(e,o)&&t(e[o]))return!0}return!1}return t(e)}var i=e("isarray");t.exports=r}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{isarray:44}],42:[function(e,t,n){var r=e("global");try{t.exports="XMLHttpRequest"in r&&"withCredentials"in new r.XMLHttpRequest}catch(e){t.exports=!1}},{global:39}],43:[function(e,t,n){var r=[].indexOf;t.exports=function(e,t){if(r)return e.indexOf(t);for(var n=0;n<e.length;++n)if(e[n]===t)return n;return-1}},{}],44:[function(e,t,n){t.exports=Array.isArray||function(e){return"[object Array]"==Object.prototype.toString.call(e)}},{}],45:[function(t,n,r){!function(t){function n(e){if(n[e]!==a)return n[e];var t;if("bug-string-char-index"==e)t="a"!="a"[0];else if("json"==e)t=n("json-stringify")&&n("json-parse");else{var r,i='{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';if("json-stringify"==e){var o=u.stringify,c="function"==typeof o&&p;if(c){(r=function(){return 1}).toJSON=r;try{c="0"===o(0)&&"0"===o(new Number)&&'""'==o(new String)&&o(s)===a&&o(a)===a&&o()===a&&"1"===o(r)&&"[1]"==o([r])&&"[null]"==o([a])&&"null"==o(null)&&"[null,null,null]"==o([a,s,null])&&o({a:[r,!0,!1,null,"\0\b\n\f\r\t"]})==i&&"1"===o(null,r)&&"[\n 1,\n 2\n]"==o([1,2],null,1)&&'"-271821-04-20T00:00:00.000Z"'==o(new Date(-864e13))&&'"+275760-09-13T00:00:00.000Z"'==o(new 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t=this.localStreams;this.localStreams=[],t.forEach(function(t){t.getTracks().forEach(function(e){e.stop()}),"moz"===s.prefix&&e.emit("localStreamStopped",t)})},i.prototype.startScreenShare=function(e){var t=this;d(function(n,i){if(n||(t.localScreens.push(i),i.getTracks().forEach(function(e){e.addEventListener("ended",function(){r(i)&&t.emit("localScreenStopped",i)})}),t.emit("localScreen",i)),e)return e(n,i)})},i.prototype.stopScreenShare=function(e){var t=this;if(e){e.getTracks().forEach(function(e){e.stop()});var n=this.localScreens.indexOf(e);n>-1&&(this.localScreens.splice(n,1),"moz"===s.prefix&&this.emit("localScreenStopped",e))}else{var r=this.localScreens;this.localScreens=[],r.forEach(function(e){e.getTracks().forEach(function(e){e.stop()}),"moz"===s.prefix&&t.emit("localScreenStopped",e)})}},i.prototype.mute=function(){this._audioEnabled(!1),this.hardMuted=!0,this.emit("audioOff")},i.prototype.unmute=function(){this._audioEnabled(!0),this.hardMuted=!1,this.emit("audioOn")},i.prototype.setupAudioMonitor=function(e,t){this._log("Setup audio");var 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i=c.browserDetails.browser;this.enableChromeNativeSimulcast=!1,t&&t.optional&&"chrome"===i&&null===navigator.appVersion.match(/Chromium\//)&&t.optional.forEach(function(e){e.enableChromeNativeSimulcast&&(r.enableChromeNativeSimulcast=!0)}),this.enableMultiStreamHacks=!1,t&&t.optional&&"chrome"===i&&t.optional.forEach(function(e){e.enableMultiStreamHacks&&(r.enableMultiStreamHacks=!0)}),this.restrictBandwidth=0,t&&t.optional&&t.optional.forEach(function(e){e.andyetRestrictBandwidth&&(r.restrictBandwidth=e.andyetRestrictBandwidth)}),this.batchIceCandidates=0,t&&t.optional&&t.optional.forEach(function(e){e.andyetBatchIce&&(r.batchIceCandidates=e.andyetBatchIce)}),this.batchedIceCandidates=[],t&&t.optional&&"chrome"===i&&t.optional.forEach(function(e){e.andyetFasterICE&&(r.eliminateDuplicateCandidates=e.andyetFasterICE)}),t&&t.optional&&t.optional.forEach(function(e){e.andyetDontSignalCandidates&&(r.dontSignalCandidates=e.andyetDontSignalCandidates)}),this.assumeSetLocalSuccess=!1,t&&t.optional&&t.optional.forEach(function(e){e.andyetAssumeSetLocalSuccess&&(r.assumeSetLocalSuccess=e.andyetAssumeSetLocalSuccess)}),"firefox"===i&&t&&t.optional&&(this.wtFirefox=0,t.optional.forEach(function(e){e.andyetFirefoxMakesMeSad&&(r.wtFirefox=e.andyetFirefoxMakesMeSad,r.wtFirefox>0&&(r.firefoxcandidatebuffer=[]))})),this.pc=new s(e,t),this.getLocalStreams=this.pc.getLocalStreams.bind(this.pc),this.getRemoteStreams=this.pc.getRemoteStreams.bind(this.pc),this.addStream=this.pc.addStream.bind(this.pc),this.removeStream=this.pc.removeStream.bind(this.pc),this.pc.on("*",function(){r.emit.apply(r,arguments)}),this.pc.onremovestream=this.emit.bind(this,"removeStream"),this.pc.onaddstream=this.emit.bind(this,"addStream"),this.pc.onnegotiationneeded=this.emit.bind(this,"negotiationNeeded"),this.pc.oniceconnectionstatechange=this.emit.bind(this,"iceConnectionStateChange"),this.pc.onsignalingstatechange=this.emit.bind(this,"signalingStateChange"),this.pc.onicecandidate=this._onIce.bind(this),this.pc.ondatachannel=this._onDataChannel.bind(this),this.localDescription={contents:[]},this.remoteDescription={contents:[]},this.config={debug:!1,sid:"",isInitiator:!0,sdpSessionID:Date.now(),useJingle:!1},this.iceCredentials={local:{},remote:{}};for(n in e)this.config[n]=e[n];this.config.debug&&this.on("*",function(){(e.logger||console).log("PeerConnection event:",arguments)}),this.hadLocalStunCandidate=!1,this.hadRemoteStunCandidate=!1,this.hadLocalRelayCandidate=!1,this.hadRemoteRelayCandidate=!1,this.hadLocalIPv6Candidate=!1,this.hadRemoteIPv6Candidate=!1,this._remoteDataChannels=[],this._localDataChannels=[],this._candidateBuffer=[]}var i=e("util"),o=e("sdp-jingle-json"),a=e("wildemitter"),s=e("traceablepeerconnection"),c=e("webrtc-adapter"),d=e("lodash.clonedeep");i.inherits(r,a),Object.defineProperty(r.prototype,"signalingState",{get:function(){return this.pc.signalingState}}),Object.defineProperty(r.prototype,"iceConnectionState",{get:function(){return this.pc.iceConnectionState}}),r.prototype._role=function(){return this.isInitiator?"initiator":"responder"},r.prototype.addStream=function(e){this.localStream=e,this.pc.addStream(e)},r.prototype._checkLocalCandidate=function(e){var t=o.toCandidateJSON(e);"srflx"==t.type?this.hadLocalStunCandidate=!0:"relay"==t.type&&(this.hadLocalRelayCandidate=!0),-1!=t.ip.indexOf(":")&&(this.hadLocalIPv6Candidate=!0)},r.prototype._checkRemoteCandidate=function(e){var t=o.toCandidateJSON(e);"srflx"==t.type?this.hadRemoteStunCandidate=!0:"relay"==t.type&&(this.hadRemoteRelayCandidate=!0),-1!=t.ip.indexOf(":")&&(this.hadRemoteIPv6Candidate=!0)},r.prototype.processIce=function(e,t){t=t||function(){};var n=this;if("closed"===this.pc.signalingState)return t();if(e.contents||e.jingle&&e.jingle.contents){var r=this.remoteDescription.contents.map(function(e){return e.name});(e.contents||e.jingle.contents).forEach(function(e){var i=e.transport||{},a=i.candidates||[],s=r.indexOf(e.name),c=e.name,d=n.remoteDescription.contents.find(function(t){return t.name===e.name}),u=function(){a.forEach(function(e){var t=o.toCandidateSDP(e)+"\r\n";n.pc.addIceCandidate(new RTCIceCandidate({candidate:t,sdpMLineIndex:s,sdpMid:c}),function(){},function(e){n.emit("error",e)}),n._checkRemoteCandidate(t)}),t()};if(n.iceCredentials.remote[e.name]&&i.ufrag&&n.iceCredentials.remote[e.name].ufrag!==i.ufrag)if(d){d.transport.ufrag=i.ufrag,d.transport.pwd=i.pwd;var p={type:"offer",jingle:n.remoteDescription};p.sdp=o.toSessionSDP(p.jingle,{sid:n.config.sdpSessionID,role:n._role(),direction:"incoming"}),n.pc.setRemoteDescription(new RTCSessionDescription(p),function(){u()},function(e){n.emit("error",e)})}else n.emit("error","ice restart failed to find matching content");else u()})}else{if(e.candidate&&0!==e.candidate.candidate.indexOf("a=")&&(e.candidate.candidate="a="+e.candidate.candidate),this.wtFirefox&&null!==this.firefoxcandidatebuffer&&this.pc.localDescription&&"offer"===this.pc.localDescription.type)return this.firefoxcandidatebuffer.push(e.candidate),t();n.pc.addIceCandidate(new RTCIceCandidate(e.candidate),function(){},function(e){n.emit("error",e)}),n._checkRemoteCandidate(e.candidate.candidate),t()}},r.prototype.offer=function(e,t){var n=this,r=2===arguments.length,i=r&&e?e:{offerToReceiveAudio:1,offerToReceiveVideo:1};if(t=r?t:e,t=t||function(){},"closed"===this.pc.signalingState)return t("Already closed");this.pc.createOffer(function(e){var r={type:"offer",sdp:e.sdp};n.assumeSetLocalSuccess&&(n.emit("offer",r),t(null,r)),n._candidateBuffer=[],n.pc.setLocalDescription(e,function(){var i;n.config.useJingle&&(i=o.toSessionJSON(e.sdp,{role:n._role(),direction:"outgoing"}),i.sid=n.config.sid,n.localDescription=i,i.contents.forEach(function(e){var t=e.transport||{};t.ufrag&&(n.iceCredentials.local[e.name]={ufrag:t.ufrag,pwd:t.pwd})}),r.jingle=i),r.sdp.split("\r\n").forEach(function(e){0===e.indexOf("a=candidate:")&&n._checkLocalCandidate(e)}),n.assumeSetLocalSuccess||(n.emit("offer",r),t(null,r))},function(e){n.emit("error",e),t(e)})},function(e){n.emit("error",e),t(e)},i)},r.prototype.handleOffer=function(e,t){t=t||function(){};var n=this;if(e.type="offer",e.jingle){if(this.enableChromeNativeSimulcast&&e.jingle.contents.forEach(function(e){"video"===e.name&&(e.application.googConferenceFlag=!0)}),this.enableMultiStreamHacks&&e.jingle.contents.forEach(function(e){if("video"===e.name){var t=e.application.sources||[];0!==t.length&&"3735928559"===t[0].ssrc||(t.unshift({ssrc:"3735928559",parameters:[{key:"cname",value:"deadbeef"},{key:"msid",value:"mixyourfecintothis please"}]}),e.application.sources=t)}}),n.restrictBandwidth>0&&e.jingle.contents.length>=2&&"video"===e.jingle.contents[1].name){var r=e.jingle.contents[1];r.application&&r.application.bandwidth&&r.application.bandwidth.bandwidth||(e.jingle.contents[1].application.bandwidth={type:"AS",bandwidth:n.restrictBandwidth.toString()},e.sdp=o.toSessionSDP(e.jingle,{sid:n.config.sdpSessionID,role:n._role(),direction:"outgoing"}))}e.jingle.contents.forEach(function(e){var t=e.transport||{};t.ufrag&&(n.iceCredentials.remote[e.name]={ufrag:t.ufrag,pwd:t.pwd})}),e.sdp=o.toSessionSDP(e.jingle,{sid:n.config.sdpSessionID,role:n._role(),direction:"incoming"}),n.remoteDescription=e.jingle}e.sdp.split("\r\n").forEach(function(e){0===e.indexOf("a=candidate:")&&n._checkRemoteCandidate(e)}),n.pc.setRemoteDescription(new RTCSessionDescription(e),function(){t()},t)},r.prototype.answerAudioOnly=function(e){var t={mandatory:{OfferToReceiveAudio:!0,OfferToReceiveVideo:!1}};this._answer(t,e)},r.prototype.answerBroadcastOnly=function(e){var t={mandatory:{OfferToReceiveAudio:!1,OfferToReceiveVideo:!1}};this._answer(t,e)},r.prototype.answer=function(e,t){var n=2===arguments.length,r=n?t:e,i=n&&e?e:{mandatory:{OfferToReceiveAudio:!0,OfferToReceiveVideo:!0}};this._answer(i,r)},r.prototype.handleAnswer=function(e,t){t=t||function(){};var n=this;e.jingle&&(e.sdp=o.toSessionSDP(e.jingle,{sid:n.config.sdpSessionID,role:n._role(),direction:"incoming"}),n.remoteDescription=e.jingle,e.jingle.contents.forEach(function(e){var t=e.transport||{};t.ufrag&&(n.iceCredentials.remote[e.name]={ufrag:t.ufrag,pwd:t.pwd})})),e.sdp.split("\r\n").forEach(function(e){0===e.indexOf("a=candidate:")&&n._checkRemoteCandidate(e)}),n.pc.setRemoteDescription(new RTCSessionDescription(e),function(){n.wtFirefox&&window.setTimeout(function(){n.firefoxcandidatebuffer.forEach(function(e){n.pc.addIceCandidate(new RTCIceCandidate(e),function(){},function(e){n.emit("error",e)}),n._checkRemoteCandidate(e.candidate)}),n.firefoxcandidatebuffer=null},n.wtFirefox),t(null)},t)},r.prototype.close=function(){this.pc.close(),this._localDataChannels=[],this._remoteDataChannels=[],this.emit("close")},r.prototype._answer=function(e,t){t=t||function(){};var n=this;if(!this.pc.remoteDescription)throw new Error("remoteDescription not set");if("closed"===this.pc.signalingState)return t("Already closed");n.pc.createAnswer(function(e){var r=[];if(n.enableChromeNativeSimulcast&&(e.jingle=o.toSessionJSON(e.sdp,{role:n._role(),direction:"outgoing"}),e.jingle.contents.length>=2&&"video"===e.jingle.contents[1].name)){var i=e.jingle.contents[1].application.sourceGroups||[],a=!1;if(i.forEach(function(e){"SIM"==e.semantics&&(a=!0)}),!a&&e.jingle.contents[1].application.sources.length){var s=JSON.parse(JSON.stringify(e.jingle.contents[1].application.sources[0]));s.ssrc=""+Math.floor(4294967295*Math.random()),e.jingle.contents[1].application.sources.push(s),r.push(e.jingle.contents[1].application.sources[0].ssrc),r.push(s.ssrc),i.push({semantics:"SIM",sources:r});var c=JSON.parse(JSON.stringify(s));c.ssrc=""+Math.floor(4294967295*Math.random()),e.jingle.contents[1].application.sources.push(c),i.push({semantics:"FID",sources:[s.ssrc,c.ssrc]}),e.jingle.contents[1].application.sourceGroups=i,e.sdp=o.toSessionSDP(e.jingle,{sid:n.config.sdpSessionID,role:n._role(),direction:"outgoing"})}}var u={type:"answer",sdp:e.sdp};if(n.assumeSetLocalSuccess){var p=d(u);n.emit("answer",p),t(null,p)}n._candidateBuffer=[],n.pc.setLocalDescription(e,function(){if(n.config.useJingle){var r=o.toSessionJSON(e.sdp,{role:n._role(),direction:"outgoing"});r.sid=n.config.sid,n.localDescription=r,u.jingle=r}if(n.enableChromeNativeSimulcast&&(u.jingle||(u.jingle=o.toSessionJSON(e.sdp,{role:n._role(),direction:"outgoing"})),u.jingle.contents[1].application.sources.forEach(function(e,t){e.parameters=e.parameters.map(function(e){return"msid"===e.key&&(e.value+="-"+Math.floor(t/2)),e})}),u.sdp=o.toSessionSDP(u.jingle,{sid:n.sdpSessionID,role:n._role(),direction:"outgoing"})),u.sdp.split("\r\n").forEach(function(e){0===e.indexOf("a=candidate:")&&n._checkLocalCandidate(e)}),!n.assumeSetLocalSuccess){var i=d(u);n.emit("answer",i),t(null,i)}},function(e){n.emit("error",e),t(e)})},function(e){n.emit("error",e),t(e)},e)},r.prototype._onIce=function(e){var t=this;if(e.candidate){if(this.dontSignalCandidates)return;var n=e.candidate,r={candidate:{candidate:n.candidate,sdpMid:n.sdpMid,sdpMLineIndex:n.sdpMLineIndex}};this._checkLocalCandidate(n.candidate);var i,a,s=o.toCandidateJSON(n.candidate);if(this.eliminateDuplicateCandidates&&"relay"===s.type&&(i=this._candidateBuffer.filter(function(e){return"relay"===e.type}).map(function(e){return e.foundation+":"+e.component}),(a=i.indexOf(s.foundation+":"+s.component))>-1&&s.priority>>24>=i[a].priority>>24))return;if("max-bundle"===this.config.bundlePolicy&&(i=this._candidateBuffer.filter(function(e){return s.type===e.type}).map(function(e){return e.address+":"+e.port}),(a=i.indexOf(s.address+":"+s.port))>-1))return;if("require"===this.config.rtcpMuxPolicy&&"2"===s.component)return;if(this._candidateBuffer.push(s),t.config.useJingle){if(n.sdpMid||(t.pc.remoteDescription&&"offer"===t.pc.remoteDescription.type?n.sdpMid=t.remoteDescription.contents[n.sdpMLineIndex].name:n.sdpMid=t.localDescription.contents[n.sdpMLineIndex].name),!t.iceCredentials.local[n.sdpMid]){o.toSessionJSON(t.pc.localDescription.sdp,{role:t._role(),direction:"outgoing"}).contents.forEach(function(e){var n=e.transport||{};n.ufrag&&(t.iceCredentials.local[e.name]={ufrag:n.ufrag,pwd:n.pwd})})}if(r.jingle={contents:[{name:n.sdpMid,creator:t._role(),transport:{transportType:"iceUdp",ufrag:t.iceCredentials.local[n.sdpMid].ufrag,pwd:t.iceCredentials.local[n.sdpMid].pwd,candidates:[s]}}]},t.batchIceCandidates>0)return 0===t.batchedIceCandidates.length&&window.setTimeout(function(){var e={};t.batchedIceCandidates.forEach(function(t){t=t.contents[0],e[t.name]||(e[t.name]=t),e[t.name].transport.candidates.push(t.transport.candidates[0])});var n={jingle:{contents:[]}};Object.keys(e).forEach(function(t){n.jingle.contents.push(e[t])}),t.batchedIceCandidates=[],t.emit("ice",n)},t.batchIceCandidates),void t.batchedIceCandidates.push(r.jingle)}this.emit("ice",r)}else this.emit("endOfCandidates")},r.prototype._onDataChannel=function(e){var t=e.channel;this._remoteDataChannels.push(t),this.emit("addChannel",t)},r.prototype.createDataChannel=function(e,t){var n=this.pc.createDataChannel(e,t);return this._localDataChannels.push(n),n},r.prototype.getStats=function(e){this.pc.getStats(null,function(t){e(null,t)},function(t){e(t)})},t.exports=r},{"lodash.clonedeep":47,"sdp-jingle-json":58,traceablepeerconnection:74,util:87,"webrtc-adapter":88,wildemitter:98}],58:[function(e,t,n){var r=e("./lib/tosdp"),i=e("./lib/tojson");n.toIncomingSDPOffer=function(e){return r.toSessionSDP(e,{role:"responder",direction:"incoming"})},n.toOutgoingSDPOffer=function(e){return r.toSessionSDP(e,{role:"initiator",direction:"outgoing"})},n.toIncomingSDPAnswer=function(e){return r.toSessionSDP(e,{role:"initiator",direction:"incoming"})},n.toOutgoingSDPAnswer=function(e){return r.toSessionSDP(e,{role:"responder",direction:"outgoing"})},n.toIncomingMediaSDPOffer=function(e){return r.toMediaSDP(e,{role:"responder",direction:"incoming"})},n.toOutgoingMediaSDPOffer=function(e){return r.toMediaSDP(e,{role:"initiator",direction:"outgoing"})},n.toIncomingMediaSDPAnswer=function(e){return r.toMediaSDP(e,{role:"initiator",direction:"incoming"})},n.toOutgoingMediaSDPAnswer=function(e){return r.toMediaSDP(e,{role:"responder",direction:"outgoing"})},n.toCandidateSDP=r.toCandidateSDP,n.toMediaSDP=r.toMediaSDP,n.toSessionSDP=r.toSessionSDP,n.toIncomingJSONOffer=function(e,t){return i.toSessionJSON(e,{role:"responder",direction:"incoming",creators:t})},n.toOutgoingJSONOffer=function(e,t){return i.toSessionJSON(e,{role:"initiator",direction:"outgoing",creators:t})},n.toIncomingJSONAnswer=function(e,t){return i.toSessionJSON(e,{role:"initiator",direction:"incoming",creators:t})},n.toOutgoingJSONAnswer=function(e,t){return i.toSessionJSON(e,{role:"responder",direction:"outgoing",creators:t})},n.toIncomingMediaJSONOffer=function(e,t){return i.toMediaJSON(e,{role:"responder",direction:"incoming",creator:t})},n.toOutgoingMediaJSONOffer=function(e,t){return i.toMediaJSON(e,{role:"initiator",direction:"outgoing",creator:t})},n.toIncomingMediaJSONAnswer=function(e,t){return i.toMediaJSON(e,{role:"initiator",direction:"incoming",creator:t})},n.toOutgoingMediaJSONAnswer=function(e,t){return i.toMediaJSON(e,{role:"responder",direction:"outgoing",creator:t})},n.toCandidateJSON=i.toCandidateJSON,n.toMediaJSON=i.toMediaJSON,n.toSessionJSON=i.toSessionJSON},{"./lib/tojson":61,"./lib/tosdp":62}],59:[function(e,t,n){n.lines=function(e){return e.split("\r\n").filter(function(e){return e.length>0})},n.findLine=function(e,t,n){for(var r=e.length,i=0;i<t.length;i++)if(t[i].substr(0,r)===e)return t[i];if(!n)return!1;for(var o=0;o<n.length;o++)if(n[o].substr(0,r)===e)return n[o];return!1},n.findLines=function(e,t,n){for(var r=[],i=e.length,o=0;o<t.length;o++)t[o].substr(0,i)===e&&r.push(t[o]);if(r.length||!n)return r;for(var a=0;a<n.length;a++)n[a].substr(0,i)===e&&r.push(n[a]);return r},n.mline=function(e){for(var t=e.substr(2).split(" "),n={media:t[0],port:t[1],proto:t[2],formats:[]},r=3;r<t.length;r++)t[r]&&n.formats.push(t[r]);return n},n.rtpmap=function(e){var t=e.substr(9).split(" "),n={id:t.shift()};return t=t[0].split("/"),n.name=t[0],n.clockrate=t[1],n.channels=3==t.length?t[2]:"1",n},n.sctpmap=function(e){var t=e.substr(10).split(" ");return{number:t.shift(),protocol:t.shift(),streams:t.shift()}},n.fmtp=function(e){for(var t,n,r,i=e.substr(e.indexOf(" ")+1).split(";"),o=[],a=0;a<i.length;a++)t=i[a].split("="),n=t[0].trim(),r=t[1],n&&r?o.push({key:n,value:r}):n&&o.push({key:"",value:n});return o},n.crypto=function(e){var t=e.substr(9).split(" ");return{tag:t[0],cipherSuite:t[1],keyParams:t[2],sessionParams:t.slice(3).join(" ")}},n.fingerprint=function(e){var t=e.substr(14).split(" ");return{hash:t[0],value:t[1]}},n.extmap=function(e){var t=e.substr(9).split(" "),n={},r=t.shift(),i=r.indexOf("/");return i>=0?(n.id=r.substr(0,i),n.senders=r.substr(i+1)):(n.id=r,n.senders="sendrecv"),n.uri=t.shift()||"",n},n.rtcpfb=function(e){var t=e.substr(10).split(" "),n={};return n.id=t.shift(),n.type=t.shift(),"trr-int"===n.type?n.value=t.shift():n.subtype=t.shift()||"",n.parameters=t,n},n.candidate=function(e){var t;t=0===e.indexOf("a=candidate:")?e.substring(12).split(" "):e.substring(10).split(" ");for(var n={foundation:t[0],component:t[1],protocol:t[2].toLowerCase(),priority:t[3],ip:t[4],port:t[5],type:t[7],generation:"0"},r=8;r<t.length;r+=2)"raddr"===t[r]?n.relAddr=t[r+1]:"rport"===t[r]?n.relPort=t[r+1]:"generation"===t[r]?n.generation=t[r+1]:"tcptype"===t[r]&&(n.tcpType=t[r+1]);return n.network="1",n},n.sourceGroups=function(e){for(var t=[],n=0;n<e.length;n++){var r=e[n].substr(13).split(" ");t.push({semantics:r.shift(),sources:r})}return t},n.sources=function(e){for(var t=[],n={},r=0;r<e.length;r++){var i=e[r].substr(7).split(" "),o=i.shift();if(!n[o]){var a={ssrc:o,parameters:[]};t.push(a),n[o]=a}i=i.join(" ").split(":");var s=i.shift(),c=i.join(":")||null;n[o].parameters.push({key:s,value:c})}return t},n.groups=function(e){for(var t,n=[],r=0;r<e.length;r++)t=e[r].substr(8).split(" "),n.push({semantics:t.shift(),contents:t});return n},n.bandwidth=function(e){var t=e.substr(2).split(":"),n={};return n.type=t.shift(),n.bandwidth=t.shift(),n},n.msid=function(e){var t=e.substr(7),n=t.split(" ");return{msid:t,mslabel:n[0],label:n[1]}}},{}],60:[function(e,t,n){t.exports={initiator:{incoming:{initiator:"recvonly",responder:"sendonly",both:"sendrecv",none:"inactive",recvonly:"initiator",sendonly:"responder",sendrecv:"both",inactive:"none"},outgoing:{initiator:"sendonly",responder:"recvonly",both:"sendrecv",none:"inactive",recvonly:"responder",sendonly:"initiator",sendrecv:"both",inactive:"none"}},responder:{incoming:{initiator:"sendonly",responder:"recvonly",both:"sendrecv",none:"inactive",recvonly:"responder",sendonly:"initiator",sendrecv:"both",inactive:"none"},outgoing:{initiator:"recvonly",responder:"sendonly",both:"sendrecv",none:"inactive",recvonly:"initiator",sendonly:"responder",sendrecv:"both",inactive:"none"}}}},{}],61:[function(e,t,n){var r=e("./senders"),i=e("./parsers"),o=Math.random();n._setIdCounter=function(e){o=e},n.toSessionJSON=function(e,t){var r,o=t.creators||[],a=t.role||"initiator",s=t.direction||"outgoing",c=e.split("\r\nm=");for(r=1;r<c.length;r++)c[r]="m="+c[r],r!==c.length-1&&(c[r]+="\r\n");var d=c.shift()+"\r\n",u=i.lines(d),p={},f=[];for(r=0;r<c.length;r++)f.push(n.toMediaJSON(c[r],d,{role:a,direction:s,creator:o[r]||"initiator"}));p.contents=f;var l=i.findLines("a=group:",u);return l.length&&(p.groups=i.groups(l)),p},n.toMediaJSON=function(e,t,o){var a=o.creator||"initiator",s=o.role||"initiator",c=o.direction||"outgoing",d=i.lines(e),u=i.lines(t),p=i.mline(d[0]),f={creator:a,name:p.media,application:{applicationType:"rtp",media:p.media,payloads:[],encryption:[],feedback:[],headerExtensions:[]},transport:{transportType:"iceUdp",candidates:[],fingerprints:[]}};"application"==p.media&&(f.application={applicationType:"datachannel"},f.transport.sctp=[]);var l=f.application,h=f.transport,m=i.findLine("a=mid:",d);if(m&&(f.name=m.substr(6)),i.findLine("a=sendrecv",d,u)?f.senders="both":i.findLine("a=sendonly",d,u)?f.senders=r[s][c].sendonly:i.findLine("a=recvonly",d,u)?f.senders=r[s][c].recvonly:i.findLine("a=inactive",d,u)&&(f.senders="none"),"rtp"==l.applicationType){var g=i.findLine("b=",d);g&&(l.bandwidth=i.bandwidth(g));var v=i.findLine("a=ssrc:",d);v&&(l.ssrc=v.substr(7).split(" ")[0]);i.findLines("a=rtpmap:",d).forEach(function(e){var t=i.rtpmap(e);t.parameters=[],t.feedback=[],
i.findLines("a=fmtp:"+t.id,d).forEach(function(e){t.parameters=i.fmtp(e)}),i.findLines("a=rtcp-fb:"+t.id,d).forEach(function(e){t.feedback.push(i.rtcpfb(e))}),l.payloads.push(t)});i.findLines("a=crypto:",d,u).forEach(function(e){l.encryption.push(i.crypto(e))}),i.findLine("a=rtcp-mux",d)&&(l.mux=!0);i.findLines("a=rtcp-fb:*",d).forEach(function(e){l.feedback.push(i.rtcpfb(e))});i.findLines("a=extmap:",d).forEach(function(e){var t=i.extmap(e);t.senders=r[s][c][t.senders],l.headerExtensions.push(t)});var y=i.findLines("a=ssrc-group:",d);l.sourceGroups=i.sourceGroups(y||[]);var w=i.findLines("a=ssrc:",d),b=l.sources=i.sources(w||[]),C=i.findLine("a=msid:",d);if(C){var S=i.msid(C);["msid","mslabel","label"].forEach(function(e){for(var t=0;t<b.length;t++){for(var n=!1,r=0;r<b[t].parameters.length;r++)b[t].parameters[r].key===e&&(n=!0);n||b[t].parameters.push({key:e,value:S[e]})}})}i.findLine("a=x-google-flag:conference",d,u)&&(l.googConferenceFlag=!0)}var k=i.findLines("a=fingerprint:",d,u),T=i.findLine("a=setup:",d,u);k.forEach(function(e){var t=i.fingerprint(e);T&&(t.setup=T.substr(8)),h.fingerprints.push(t)});var E=i.findLine("a=ice-ufrag:",d,u),P=i.findLine("a=ice-pwd:",d,u);if(E&&P){h.ufrag=E.substr(12),h.pwd=P.substr(10),h.candidates=[];i.findLines("a=candidate:",d,u).forEach(function(e){h.candidates.push(n.toCandidateJSON(e))})}if("datachannel"==l.applicationType){i.findLines("a=sctpmap:",d).forEach(function(e){var t=i.sctpmap(e);h.sctp.push(t)})}return f},n.toCandidateJSON=function(e){var t=i.candidate(e.split("\r\n")[0]);return t.id=(o++).toString(36).substr(0,12),t}},{"./parsers":59,"./senders":60}],62:[function(e,t,n){var r=e("./senders");n.toSessionSDP=function(e,t){var r=(t.role,t.direction,t.sid||e.sid||Date.now()),i=t.time||Date.now(),o=["v=0","o=- "+r+" "+i+" IN IP4 0.0.0.0","s=-","t=0 0"],a=e.contents||[],s=!1;return a.forEach(function(e){e.application.sources&&e.application.sources.length&&(s=!0)}),s&&o.push("a=msid-semantic: WMS *"),(e.groups||[]).forEach(function(e){o.push("a=group:"+e.semantics+" "+e.contents.join(" "))}),a.forEach(function(e){o.push(n.toMediaSDP(e,t))}),o.join("\r\n")+"\r\n"},n.toMediaSDP=function(e,t){var i=[],o=t.role||"initiator",a=t.direction||"outgoing",s=e.application,c=e.transport,d=s.payloads||[],u=c&&c.fingerprints||[],p=[];if("datachannel"==s.applicationType?(p.push("application"),p.push("1"),p.push("DTLS/SCTP"),c.sctp&&c.sctp.forEach(function(e){p.push(e.number)})):(p.push(s.media),p.push("1"),u.length>0?p.push("UDP/TLS/RTP/SAVPF"):s.encryption&&s.encryption.length>0?p.push("RTP/SAVPF"):p.push("RTP/AVPF"),d.forEach(function(e){p.push(e.id)})),i.push("m="+p.join(" ")),i.push("c=IN IP4 0.0.0.0"),s.bandwidth&&s.bandwidth.type&&s.bandwidth.bandwidth&&i.push("b="+s.bandwidth.type+":"+s.bandwidth.bandwidth),"rtp"==s.applicationType&&i.push("a=rtcp:1 IN IP4 0.0.0.0"),c){c.ufrag&&i.push("a=ice-ufrag:"+c.ufrag),c.pwd&&i.push("a=ice-pwd:"+c.pwd);u.forEach(function(e){i.push("a=fingerprint:"+e.hash+" "+e.value),e.setup&&i.push("a=setup:"+e.setup)}),c.sctp&&c.sctp.forEach(function(e){i.push("a=sctpmap:"+e.number+" "+e.protocol+" "+e.streams)})}return"rtp"==s.applicationType&&i.push("a="+(r[o][a][e.senders]||"sendrecv")),i.push("a=mid:"+e.name),s.sources&&s.sources.length&&(s.sources[0].parameters||[]).forEach(function(e){"msid"===e.key&&i.push("a=msid:"+e.value)}),s.mux&&i.push("a=rtcp-mux"),(s.encryption||[]).forEach(function(e){i.push("a=crypto:"+e.tag+" "+e.cipherSuite+" "+e.keyParams+(e.sessionParams?" "+e.sessionParams:""))}),s.googConferenceFlag&&i.push("a=x-google-flag:conference"),d.forEach(function(e){var t="a=rtpmap:"+e.id+" "+e.name+"/"+e.clockrate;if(e.channels&&"1"!=e.channels&&(t+="/"+e.channels),i.push(t),e.parameters&&e.parameters.length){var n=["a=fmtp:"+e.id],r=[];e.parameters.forEach(function(e){r.push((e.key?e.key+"=":"")+e.value)}),n.push(r.join(";")),i.push(n.join(" "))}e.feedback&&e.feedback.forEach(function(t){"trr-int"===t.type?i.push("a=rtcp-fb:"+e.id+" trr-int "+(t.value?t.value:"0")):i.push("a=rtcp-fb:"+e.id+" "+t.type+(t.subtype?" "+t.subtype:""))})}),s.feedback&&s.feedback.forEach(function(e){"trr-int"===e.type?i.push("a=rtcp-fb:* trr-int "+(e.value?e.value:"0")):i.push("a=rtcp-fb:* "+e.type+(e.subtype?" "+e.subtype:""))}),(s.headerExtensions||[]).forEach(function(e){i.push("a=extmap:"+e.id+(e.senders?"/"+r[o][a][e.senders]:"")+" "+e.uri)}),(s.sourceGroups||[]).forEach(function(e){i.push("a=ssrc-group:"+e.semantics+" "+e.sources.join(" "))}),(s.sources||[]).forEach(function(e){for(var t=0;t<e.parameters.length;t++){var n=e.parameters[t];i.push("a=ssrc:"+(e.ssrc||s.ssrc)+" "+n.key+(n.value?":"+n.value:""))}}),(c.candidates||[]).forEach(function(e){i.push(n.toCandidateSDP(e))}),i.join("\r\n")},n.toCandidateSDP=function(e){var t=[];t.push(e.foundation),t.push(e.component),t.push(e.protocol.toUpperCase()),t.push(e.priority),t.push(e.ip),t.push(e.port);var n=e.type;return t.push("typ"),t.push(n),"srflx"!==n&&"prflx"!==n&&"relay"!==n||e.relAddr&&e.relPort&&(t.push("raddr"),t.push(e.relAddr),t.push("rport"),t.push(e.relPort)),e.tcpType&&"TCP"==e.protocol.toUpperCase()&&(t.push("tcptype"),t.push(e.tcpType)),t.push("generation"),t.push(e.generation||"0"),"a=candidate:"+t.join(" ")}},{"./senders":60}],63:[function(e,t,n){"use strict";var r={};r.generateIdentifier=function(){return Math.random().toString(36).substr(2,10)},r.localCName=r.generateIdentifier(),r.splitLines=function(e){return e.trim().split("\n").map(function(e){return e.trim()})},r.splitSections=function(e){return e.split("\nm=").map(function(e,t){return(t>0?"m="+e:e).trim()+"\r\n"})},r.matchPrefix=function(e,t){return r.splitLines(e).filter(function(e){return 0===e.indexOf(t)})},r.parseCandidate=function(e){var t;t=0===e.indexOf("a=candidate:")?e.substring(12).split(" "):e.substring(10).split(" ");for(var n={foundation:t[0],component:t[1],protocol:t[2].toLowerCase(),priority:parseInt(t[3],10),ip:t[4],port:parseInt(t[5],10),type:t[7]},r=8;r<t.length;r+=2)switch(t[r]){case"raddr":n.relatedAddress=t[r+1];break;case"rport":n.relatedPort=parseInt(t[r+1],10);break;case"tcptype":n.tcpType=t[r+1]}return n},r.writeCandidate=function(e){var t=[];t.push(e.foundation),t.push(e.component),t.push(e.protocol.toUpperCase()),t.push(e.priority),t.push(e.ip),t.push(e.port);var n=e.type;return t.push("typ"),t.push(n),"host"!==n&&e.relatedAddress&&e.relatedPort&&(t.push("raddr"),t.push(e.relatedAddress),t.push("rport"),t.push(e.relatedPort)),e.tcpType&&"tcp"===e.protocol.toLowerCase()&&(t.push("tcptype"),t.push(e.tcpType)),"candidate:"+t.join(" ")},r.parseRtpMap=function(e){var t=e.substr(9).split(" "),n={payloadType:parseInt(t.shift(),10)};return t=t[0].split("/"),n.name=t[0],n.clockRate=parseInt(t[1],10),n.numChannels=3===t.length?parseInt(t[2],10):1,n},r.writeRtpMap=function(e){var t=e.payloadType;return void 0!==e.preferredPayloadType&&(t=e.preferredPayloadType),"a=rtpmap:"+t+" "+e.name+"/"+e.clockRate+(1!==e.numChannels?"/"+e.numChannels:"")+"\r\n"},r.parseExtmap=function(e){var t=e.substr(9).split(" ");return{id:parseInt(t[0],10),uri:t[1]}},r.writeExtmap=function(e){return"a=extmap:"+(e.id||e.preferredId)+" "+e.uri+"\r\n"},r.parseFmtp=function(e){for(var t,n={},r=e.substr(e.indexOf(" ")+1).split(";"),i=0;i<r.length;i++)t=r[i].trim().split("="),n[t[0].trim()]=t[1];return n},r.writeFmtp=function(e){var t="",n=e.payloadType;if(void 0!==e.preferredPayloadType&&(n=e.preferredPayloadType),e.parameters&&Object.keys(e.parameters).length){var r=[];Object.keys(e.parameters).forEach(function(t){r.push(t+"="+e.parameters[t])}),t+="a=fmtp:"+n+" "+r.join(";")+"\r\n"}return t},r.parseRtcpFb=function(e){var t=e.substr(e.indexOf(" ")+1).split(" ");return{type:t.shift(),parameter:t.join(" ")}},r.writeRtcpFb=function(e){var t="",n=e.payloadType;return void 0!==e.preferredPayloadType&&(n=e.preferredPayloadType),e.rtcpFeedback&&e.rtcpFeedback.length&&e.rtcpFeedback.forEach(function(e){t+="a=rtcp-fb:"+n+" "+e.type+(e.parameter&&e.parameter.length?" "+e.parameter:"")+"\r\n"}),t},r.parseSsrcMedia=function(e){var t=e.indexOf(" "),n={ssrc:parseInt(e.substr(7,t-7),10)},r=e.indexOf(":",t);return r>-1?(n.attribute=e.substr(t+1,r-t-1),n.value=e.substr(r+1)):n.attribute=e.substr(t+1),n},r.getDtlsParameters=function(e,t){var n=r.splitLines(e);n=n.concat(r.splitLines(t));var i=n.filter(function(e){return 0===e.indexOf("a=fingerprint:")})[0].substr(14);return{role:"auto",fingerprints:[{algorithm:i.split(" ")[0].toLowerCase(),value:i.split(" ")[1]}]}},r.writeDtlsParameters=function(e,t){var n="a=setup:"+t+"\r\n";return e.fingerprints.forEach(function(e){n+="a=fingerprint:"+e.algorithm+" "+e.value+"\r\n"}),n},r.getIceParameters=function(e,t){var n=r.splitLines(e);return n=n.concat(r.splitLines(t)),{usernameFragment:n.filter(function(e){return 0===e.indexOf("a=ice-ufrag:")})[0].substr(12),password:n.filter(function(e){return 0===e.indexOf("a=ice-pwd:")})[0].substr(10)}},r.writeIceParameters=function(e){return"a=ice-ufrag:"+e.usernameFragment+"\r\na=ice-pwd:"+e.password+"\r\n"},r.parseRtpParameters=function(e){for(var t={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},n=r.splitLines(e),i=n[0].split(" "),o=3;o<i.length;o++){var a=i[o],s=r.matchPrefix(e,"a=rtpmap:"+a+" ")[0];if(s){var c=r.parseRtpMap(s),d=r.matchPrefix(e,"a=fmtp:"+a+" ");switch(c.parameters=d.length?r.parseFmtp(d[0]):{},c.rtcpFeedback=r.matchPrefix(e,"a=rtcp-fb:"+a+" ").map(r.parseRtcpFb),t.codecs.push(c),c.name.toUpperCase()){case"RED":case"ULPFEC":t.fecMechanisms.push(c.name.toUpperCase())}}}return r.matchPrefix(e,"a=extmap:").forEach(function(e){t.headerExtensions.push(r.parseExtmap(e))}),t},r.writeRtpDescription=function(e,t){var n="";n+="m="+e+" ",n+=t.codecs.length>0?"9":"0",n+=" UDP/TLS/RTP/SAVPF ",n+=t.codecs.map(function(e){return void 0!==e.preferredPayloadType?e.preferredPayloadType:e.payloadType}).join(" ")+"\r\n",n+="c=IN IP4 0.0.0.0\r\n",n+="a=rtcp:9 IN IP4 0.0.0.0\r\n",t.codecs.forEach(function(e){n+=r.writeRtpMap(e),n+=r.writeFmtp(e),n+=r.writeRtcpFb(e)});var i=0;return t.codecs.forEach(function(e){e.maxptime>i&&(i=e.maxptime)}),i>0&&(n+="a=maxptime:"+i+"\r\n"),n+="a=rtcp-mux\r\n",t.headerExtensions.forEach(function(e){n+=r.writeExtmap(e)}),n},r.parseRtpEncodingParameters=function(e){var t,n=[],i=r.parseRtpParameters(e),o=-1!==i.fecMechanisms.indexOf("RED"),a=-1!==i.fecMechanisms.indexOf("ULPFEC"),s=r.matchPrefix(e,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"cname"===e.attribute}),c=s.length>0&&s[0].ssrc,d=r.matchPrefix(e,"a=ssrc-group:FID").map(function(e){var t=e.split(" ");return t.shift(),t.map(function(e){return parseInt(e,10)})});d.length>0&&d[0].length>1&&d[0][0]===c&&(t=d[0][1]),i.codecs.forEach(function(e){if("RTX"===e.name.toUpperCase()&&e.parameters.apt){var r={ssrc:c,codecPayloadType:parseInt(e.parameters.apt,10),rtx:{ssrc:t}};n.push(r),o&&(r=JSON.parse(JSON.stringify(r)),r.fec={ssrc:t,mechanism:a?"red+ulpfec":"red"},n.push(r))}}),0===n.length&&c&&n.push({ssrc:c});var u=r.matchPrefix(e,"b=");return u.length&&(0===u[0].indexOf("b=TIAS:")?u=parseInt(u[0].substr(7),10):0===u[0].indexOf("b=AS:")&&(u=parseInt(u[0].substr(5),10)),n.forEach(function(e){e.maxBitrate=u})),n},r.parseRtcpParameters=function(e){var t={},n=r.matchPrefix(e,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"cname"===e.attribute})[0];n&&(t.cname=n.value,t.ssrc=n.ssrc);var i=r.matchPrefix(e,"a=rtcp-rsize");t.reducedSize=i.length>0,t.compound=0===i.length;var o=r.matchPrefix(e,"a=rtcp-mux");return t.mux=o.length>0,t},r.parseMsid=function(e){var t,n=r.matchPrefix(e,"a=msid:");if(1===n.length)return t=n[0].substr(7).split(" "),{stream:t[0],track:t[1]};var i=r.matchPrefix(e,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"msid"===e.attribute});return i.length>0?(t=i[0].value.split(" "),{stream:t[0],track:t[1]}):void 0},r.writeSessionBoilerplate=function(){return"v=0\r\no=thisisadapterortc 8169639915646943137 2 IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\n"},r.writeMediaSection=function(e,t,n,i){var o=r.writeRtpDescription(e.kind,t);if(o+=r.writeIceParameters(e.iceGatherer.getLocalParameters()),o+=r.writeDtlsParameters(e.dtlsTransport.getLocalParameters(),"offer"===n?"actpass":"active"),o+="a=mid:"+e.mid+"\r\n",e.rtpSender&&e.rtpReceiver?o+="a=sendrecv\r\n":e.rtpSender?o+="a=sendonly\r\n":e.rtpReceiver?o+="a=recvonly\r\n":o+="a=inactive\r\n",e.rtpSender){var a="msid:"+i.id+" "+e.rtpSender.track.id+"\r\n";o+="a="+a,o+="a=ssrc:"+e.sendEncodingParameters[0].ssrc+" "+a,e.sendEncodingParameters[0].rtx&&(o+="a=ssrc:"+e.sendEncodingParameters[0].rtx.ssrc+" "+a,o+="a=ssrc-group:FID "+e.sendEncodingParameters[0].ssrc+" "+e.sendEncodingParameters[0].rtx.ssrc+"\r\n")}return o+="a=ssrc:"+e.sendEncodingParameters[0].ssrc+" cname:"+r.localCName+"\r\n",e.rtpSender&&e.sendEncodingParameters[0].rtx&&(o+="a=ssrc:"+e.sendEncodingParameters[0].rtx.ssrc+" cname:"+r.localCName+"\r\n"),o},r.getDirection=function(e,t){for(var n=r.splitLines(e),i=0;i<n.length;i++)switch(n[i]){case"a=sendrecv":case"a=sendonly":case"a=recvonly":case"a=inactive":return n[i].substr(2)}return t?r.getDirection(t):"sendrecv"},r.getKind=function(e){return r.splitLines(e)[0].split(" ")[0].substr(2)},r.isRejected=function(e){return"0"===e.split(" ",2)[1]},t.exports=r},{}],64:[function(e,t,n){t.exports=e("./lib/")},{"./lib/":65}],65:[function(e,t,n){function r(e,t){"object"==typeof e&&(t=e,e=void 0),t=t||{};var n,r=i(e),o=r.source,d=r.id;return t.forceNew||t["force new connection"]||!1===t.multiplex?(s("ignoring socket cache for %s",o),n=a(o,t)):(c[d]||(s("new io instance for %s",o),c[d]=a(o,t)),n=c[d]),n.socket(r.path)}var i=e("./url"),o=e("socket.io-parser"),a=e("./manager"),s=e("debug")("socket.io-client");t.exports=n=r;var c=n.managers={};n.protocol=o.protocol,n.connect=r,n.Manager=e("./manager"),n.Socket=e("./socket")},{"./manager":66,"./socket":68,"./url":69,debug:10,"socket.io-parser":71}],66:[function(e,t,n){function r(e,t){if(!(this instanceof r))return new r(e,t);e&&"object"==typeof e&&(t=e,e=void 0),t=t||{},t.path=t.path||"/socket.io",this.nsps={},this.subs=[],this.opts=t,this.reconnection(!1!==t.reconnection),this.reconnectionAttempts(t.reconnectionAttempts||1/0),this.reconnectionDelay(t.reconnectionDelay||1e3),this.reconnectionDelayMax(t.reconnectionDelayMax||5e3),this.randomizationFactor(t.randomizationFactor||.5),this.backoff=new f({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==t.timeout?2e4:t.timeout),this.readyState="closed",this.uri=e,this.connected=[],this.encoding=!1,this.packetBuffer=[],this.encoder=new s.Encoder,this.decoder=new s.Decoder,this.autoConnect=!1!==t.autoConnect,this.autoConnect&&this.open()}var i=(e("./url"),e("engine.io-client")),o=e("./socket"),a=e("component-emitter"),s=e("socket.io-parser"),c=e("./on"),d=e("component-bind"),u=(e("object-component"),e("debug")("socket.io-client:manager")),p=e("indexof"),f=e("backo2");t.exports=r,r.prototype.emitAll=function(){this.emit.apply(this,arguments);for(var e in this.nsps)this.nsps[e].emit.apply(this.nsps[e],arguments)},r.prototype.updateSocketIds=function(){for(var e in this.nsps)this.nsps[e].id=this.engine.id},a(r.prototype),r.prototype.reconnection=function(e){return arguments.length?(this._reconnection=!!e,this):this._reconnection},r.prototype.reconnectionAttempts=function(e){return arguments.length?(this._reconnectionAttempts=e,this):this._reconnectionAttempts},r.prototype.reconnectionDelay=function(e){return arguments.length?(this._reconnectionDelay=e,this.backoff&&this.backoff.setMin(e),this):this._reconnectionDelay},r.prototype.randomizationFactor=function(e){return arguments.length?(this._randomizationFactor=e,this.backoff&&this.backoff.setJitter(e),this):this._randomizationFactor},r.prototype.reconnectionDelayMax=function(e){return arguments.length?(this._reconnectionDelayMax=e,this.backoff&&this.backoff.setMax(e),this):this._reconnectionDelayMax},r.prototype.timeout=function(e){return arguments.length?(this._timeout=e,this):this._timeout},r.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},r.prototype.open=r.prototype.connect=function(e){if(u("readyState %s",this.readyState),~this.readyState.indexOf("open"))return this;u("opening %s",this.uri),this.engine=i(this.uri,this.opts);var t=this.engine,n=this;this.readyState="opening",this.skipReconnect=!1;var r=c(t,"open",function(){n.onopen(),e&&e()}),o=c(t,"error",function(t){if(u("connect_error"),n.cleanup(),n.readyState="closed",n.emitAll("connect_error",t),e){var r=new Error("Connection error");r.data=t,e(r)}else n.maybeReconnectOnOpen()});if(!1!==this._timeout){var a=this._timeout;u("connect attempt will timeout after %d",a);var s=setTimeout(function(){u("connect attempt timed out after %d",a),r.destroy(),t.close(),t.emit("error","timeout"),n.emitAll("connect_timeout",a)},a);this.subs.push({destroy:function(){clearTimeout(s)}})}return this.subs.push(r),this.subs.push(o),this},r.prototype.onopen=function(){u("open"),this.cleanup(),this.readyState="open",this.emit("open");var e=this.engine;this.subs.push(c(e,"data",d(this,"ondata"))),this.subs.push(c(this.decoder,"decoded",d(this,"ondecoded"))),this.subs.push(c(e,"error",d(this,"onerror"))),this.subs.push(c(e,"close",d(this,"onclose")))},r.prototype.ondata=function(e){this.decoder.add(e)},r.prototype.ondecoded=function(e){this.emit("packet",e)},r.prototype.onerror=function(e){u("error",e),this.emitAll("error",e)},r.prototype.socket=function(e){var t=this.nsps[e];if(!t){t=new o(this,e),this.nsps[e]=t;var n=this;t.on("connect",function(){t.id=n.engine.id,~p(n.connected,t)||n.connected.push(t)})}return t},r.prototype.destroy=function(e){var t=p(this.connected,e);~t&&this.connected.splice(t,1),this.connected.length||this.close()},r.prototype.packet=function(e){u("writing packet %j",e);var t=this;t.encoding?t.packetBuffer.push(e):(t.encoding=!0,this.encoder.encode(e,function(e){for(var n=0;n<e.length;n++)t.engine.write(e[n]);t.encoding=!1,t.processPacketQueue()}))},r.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var e=this.packetBuffer.shift();this.packet(e)}},r.prototype.cleanup=function(){for(var e;e=this.subs.shift();)e.destroy();this.packetBuffer=[],this.encoding=!1,this.decoder.destroy()},r.prototype.close=r.prototype.disconnect=function(){this.skipReconnect=!0,this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},r.prototype.onclose=function(e){u("close"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",e),this._reconnection&&!this.skipReconnect&&this.reconnect()},r.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)u("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var t=this.backoff.duration();u("will wait %dms before reconnect attempt",t),this.reconnecting=!0;var n=setTimeout(function(){e.skipReconnect||(u("attempting reconnect"),e.emitAll("reconnect_attempt",e.backoff.attempts),e.emitAll("reconnecting",e.backoff.attempts),e.skipReconnect||e.open(function(t){t?(u("reconnect attempt error"),e.reconnecting=!1,e.reconnect(),e.emitAll("reconnect_error",t.data)):(u("reconnect success"),e.onreconnect())}))},t);this.subs.push({destroy:function(){clearTimeout(n)}})}},r.prototype.onreconnect=function(){var e=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",e)}},{"./on":67,"./socket":68,"./url":69,backo2:4,"component-bind":7,"component-emitter":8,debug:10,"engine.io-client":11,indexof:43,"object-component":52,"socket.io-parser":71}],67:[function(e,t,n){function r(e,t,n){return e.on(t,n),{destroy:function(){e.removeListener(t,n)}}}t.exports=r},{}],68:[function(e,t,n){function r(e,t){this.io=e,this.nsp=t,this.json=this,this.ids=0,this.acks={},this.io.autoConnect&&this.open(),this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0}var i=e("socket.io-parser"),o=e("component-emitter"),a=e("to-array"),s=e("./on"),c=e("component-bind"),d=e("debug")("socket.io-client:socket"),u=e("has-binary");t.exports=r;var p={connect:1,connect_error:1,connect_timeout:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1},f=o.prototype.emit;o(r.prototype),r.prototype.subEvents=function(){if(!this.subs){var e=this.io;this.subs=[s(e,"open",c(this,"onopen")),s(e,"packet",c(this,"onpacket")),s(e,"close",c(this,"onclose"))]}},r.prototype.open=r.prototype.connect=function(){return this.connected?this:(this.subEvents(),this.io.open(),"open"==this.io.readyState&&this.onopen(),this)},r.prototype.send=function(){var e=a(arguments);return e.unshift("message"),this.emit.apply(this,e),this},r.prototype.emit=function(e){if(p.hasOwnProperty(e))return f.apply(this,arguments),this;var t=a(arguments),n=i.EVENT;u(t)&&(n=i.BINARY_EVENT);var r={type:n,data:t};return"function"==typeof t[t.length-1]&&(d("emitting packet with ack id %d",this.ids),this.acks[this.ids]=t.pop(),r.id=this.ids++),this.connected?this.packet(r):this.sendBuffer.push(r),this},r.prototype.packet=function(e){e.nsp=this.nsp,this.io.packet(e)},r.prototype.onopen=function(){d("transport is open - connecting"),"/"!=this.nsp&&this.packet({type:i.CONNECT})},r.prototype.onclose=function(e){d("close (%s)",e),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",e)},r.prototype.onpacket=function(e){if(e.nsp==this.nsp)switch(e.type){case i.CONNECT:this.onconnect();break;case i.EVENT:case i.BINARY_EVENT:this.onevent(e);break;case i.ACK:case i.BINARY_ACK:this.onack(e);break;case i.DISCONNECT:this.ondisconnect();break;case i.ERROR:this.emit("error",e.data)}},r.prototype.onevent=function(e){var t=e.data||[];d("emitting event %j",t),null!=e.id&&(d("attaching ack callback to event"),t.push(this.ack(e.id))),this.connected?f.apply(this,t):this.receiveBuffer.push(t)},r.prototype.ack=function(e){var t=this,n=!1;return function(){if(!n){n=!0;var r=a(arguments);d("sending ack %j",r);var o=u(r)?i.BINARY_ACK:i.ACK;t.packet({type:o,id:e,data:r})}}},r.prototype.onack=function(e){d("calling ack %s with %j",e.id,e.data),this.acks[e.id].apply(this,e.data),delete this.acks[e.id]},r.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},r.prototype.emitBuffered=function(){var e;for(e=0;e<this.receiveBuffer.length;e++)f.apply(this,this.receiveBuffer[e]);for(this.receiveBuffer=[],e=0;e<this.sendBuffer.length;e++)this.packet(this.sendBuffer[e]);this.sendBuffer=[]},r.prototype.ondisconnect=function(){d("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},r.prototype.destroy=function(){if(this.subs){for(var e=0;e<this.subs.length;e++)this.subs[e].destroy();this.subs=null}this.io.destroy(this)},r.prototype.close=r.prototype.disconnect=function(){return this.connected&&(d("performing disconnect (%s)",this.nsp),this.packet({type:i.DISCONNECT})),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{"./on":67,"component-bind":7,"component-emitter":8,debug:10,"has-binary":41,"socket.io-parser":71,"to-array":73}],69:[function(e,t,n){(function(n){function r(e,t){var r=e,t=t||n.location;return null==e&&(e=t.protocol+"//"+t.host),"string"==typeof e&&("/"==e.charAt(0)&&(e="/"==e.charAt(1)?t.protocol+e:t.hostname+e),/^(https?|wss?):\/\//.test(e)||(o("protocol-less url %s",e),e=void 0!==t?t.protocol+"//"+e:"https://"+e),o("parse %s",e),r=i(e)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/",r.id=r.protocol+"://"+r.host+":"+r.port,r.href=r.protocol+"://"+r.host+(t&&t.port==r.port?"":":"+r.port),r}var i=e("parseuri"),o=e("debug")("socket.io-client:url");t.exports=r}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{debug:10,parseuri:55}],70:[function(e,t,n){(function(t){var r=e("isarray"),i=e("./is-buffer");n.deconstructPacket=function(e){function t(e){if(!e)return e;if(i(e)){var o={_placeholder:!0,num:n.length};return n.push(e),o}if(r(e)){for(var a=new Array(e.length),s=0;s<e.length;s++)a[s]=t(e[s]);return a}if("object"==typeof e&&!(e instanceof Date)){var a={};for(var c in e)a[c]=t(e[c]);return a}return e}var n=[],o=e.data,a=e;return a.data=t(o),a.attachments=n.length,{packet:a,buffers:n}},n.reconstructPacket=function(e,t){function n(e){if(e&&e._placeholder){return t[e.num]}if(r(e)){for(var i=0;i<e.length;i++)e[i]=n(e[i]);return e}if(e&&"object"==typeof e){for(var o in e)e[o]=n(e[o]);return e}return e}return e.data=n(e.data),e.attachments=void 0,e},n.removeBlobs=function(e,n){function o(e,c,d){if(!e)return e;if(t.Blob&&e instanceof Blob||t.File&&e instanceof File){a++;var u=new FileReader;u.onload=function(){d?d[c]=this.result:s=this.result,--a||n(s)},u.readAsArrayBuffer(e)}else if(r(e))for(var p=0;p<e.length;p++)o(e[p],p,e);else if(e&&"object"==typeof e&&!i(e))for(var f in e)o(e[f],f,e)}var a=0,s=e;o(s),a||n(s)}}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./is-buffer":72,isarray:44}],71:[function(e,t,n){function r(){}function i(e){var t="",r=!1;return t+=e.type,n.BINARY_EVENT!=e.type&&n.BINARY_ACK!=e.type||(t+=e.attachments,t+="-"),e.nsp&&"/"!=e.nsp&&(r=!0,t+=e.nsp),null!=e.id&&(r&&(t+=",",r=!1),t+=e.id),null!=e.data&&(r&&(t+=","),t+=p.stringify(e.data)),u("encoded %j as %s",e,t),t}function o(e,t){function n(e){var n=l.deconstructPacket(e),r=i(n.packet),o=n.buffers;o.unshift(r),t(o)}l.removeBlobs(e,n)}function a(){this.reconstructor=null}function s(e){var t={},r=0;if(t.type=Number(e.charAt(0)),null==n.types[t.type])return d();if(n.BINARY_EVENT==t.type||n.BINARY_ACK==t.type){for(var i="";"-"!=e.charAt(++r)&&(i+=e.charAt(r),r!=e.length););if(i!=Number(i)||"-"!=e.charAt(r))throw new Error("Illegal attachments");t.attachments=Number(i)}if("/"==e.charAt(r+1))for(t.nsp="";++r;){var o=e.charAt(r);if(","==o)break;if(t.nsp+=o,r==e.length)break}else t.nsp="/";var a=e.charAt(r+1);if(""!==a&&Number(a)==a){for(t.id="";++r;){var o=e.charAt(r);if(null==o||Number(o)!=o){--r;break}if(t.id+=e.charAt(r),r==e.length)break}t.id=Number(t.id)}if(e.charAt(++r))try{t.data=p.parse(e.substr(r))}catch(e){return d()}return u("decoded %s as %j",e,t),t}function c(e){this.reconPack=e,this.buffers=[]}function d(e){return{type:n.ERROR,data:"parser error"}}var u=e("debug")("socket.io-parser"),p=e("json3"),f=(e("isarray"),e("component-emitter")),l=e("./binary"),h=e("./is-buffer");n.protocol=4,n.types=["CONNECT","DISCONNECT","EVENT","BINARY_EVENT","ACK","BINARY_ACK","ERROR"],n.CONNECT=0,n.DISCONNECT=1,n.EVENT=2,n.ACK=3,n.ERROR=4,n.BINARY_EVENT=5,n.BINARY_ACK=6,n.Encoder=r,n.Decoder=a,r.prototype.encode=function(e,t){if(u("encoding packet %j",e),n.BINARY_EVENT==e.type||n.BINARY_ACK==e.type)o(e,t);else{t([i(e)])}},f(a.prototype),a.prototype.add=function(e){var t;if("string"==typeof e)t=s(e),n.BINARY_EVENT==t.type||n.BINARY_ACK==t.type?(this.reconstructor=new c(t),0===this.reconstructor.reconPack.attachments&&this.emit("decoded",t)):this.emit("decoded",t);else{if(!h(e)&&!e.base64)throw new Error("Unknown type: "+e);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(t=this.reconstructor.takeBinaryData(e))&&(this.reconstructor=null,this.emit("decoded",t))}},a.prototype.destroy=function(){this.reconstructor&&this.reconstructor.finishedReconstruction()},c.prototype.takeBinaryData=function(e){if(this.buffers.push(e),this.buffers.length==this.reconPack.attachments){var t=l.reconstructPacket(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null},c.prototype.finishedReconstruction=function(){this.reconPack=null,this.buffers=[]}},{"./binary":70,"./is-buffer":72,"component-emitter":8,debug:10,isarray:44,json3:45}],72:[function(e,t,n){(function(e){function n(t){return e.Buffer&&e.Buffer.isBuffer(t)||e.ArrayBuffer&&t instanceof ArrayBuffer}t.exports=n}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}],73:[function(e,t,n){function r(e,t){var n=[];t=t||0;for(var r=t||0;r<e.length;r++)n[r-t]=e[r];return n}t.exports=r},{}],74:[function(e,t,n){function r(e){return{type:e.type,sdp:e.sdp}}function i(e){var t={label:e.id};return e.getAudioTracks().length&&(t.audio=e.getAudioTracks().map(function(e){return e.id})),e.getVideoTracks().length&&(t.video=e.getVideoTracks().map(function(e){return e.id})),t}function o(e,t){var n=this;s.call(this),this.peerconnection=new window.RTCPeerConnection(e,t),this.trace=function(e,t){n.emit("PeerConnectionTrace",{time:new Date,type:e,value:t||""})},this.onicecandidate=null,this.peerconnection.onicecandidate=function(e){n.trace("onicecandidate",e.candidate),null!==n.onicecandidate&&n.onicecandidate(e)},this.onaddstream=null,this.peerconnection.onaddstream=function(e){n.trace("onaddstream",i(e.stream)),null!==n.onaddstream&&n.onaddstream(e)},this.onremovestream=null,this.peerconnection.onremovestream=function(e){n.trace("onremovestream",i(e.stream)),null!==n.onremovestream&&n.onremovestream(e)},this.onsignalingstatechange=null,this.peerconnection.onsignalingstatechange=function(e){n.trace("onsignalingstatechange",n.signalingState),null!==n.onsignalingstatechange&&n.onsignalingstatechange(e)},this.oniceconnectionstatechange=null,this.peerconnection.oniceconnectionstatechange=function(e){n.trace("oniceconnectionstatechange",n.iceConnectionState),null!==n.oniceconnectionstatechange&&n.oniceconnectionstatechange(e)},this.onnegotiationneeded=null,this.peerconnection.onnegotiationneeded=function(e){n.trace("onnegotiationneeded"),null!==n.onnegotiationneeded&&n.onnegotiationneeded(e)},n.ondatachannel=null,this.peerconnection.ondatachannel=function(e){n.trace("ondatachannel",e),null!==n.ondatachannel&&n.ondatachannel(e)},this.getLocalStreams=this.peerconnection.getLocalStreams.bind(this.peerconnection),this.getRemoteStreams=this.peerconnection.getRemoteStreams.bind(this.peerconnection)}var a=e("util"),s=(e("webrtc-adapter"),e("wildemitter"));a.inherits(o,s),["signalingState","iceConnectionState","localDescription","remoteDescription"].forEach(function(e){Object.defineProperty(o.prototype,e,{get:function(){return this.peerconnection[e]}})}),o.prototype.addStream=function(e){this.trace("addStream",i(e)),this.peerconnection.addStream(e)},o.prototype.removeStream=function(e){this.trace("removeStream",i(e)),this.peerconnection.removeStream(e)},o.prototype.createDataChannel=function(e,t){return this.trace("createDataChannel",e,t),this.peerconnection.createDataChannel(e,t)},o.prototype.setLocalDescription=function(e,t,n){var i=this;return this.trace("setLocalDescription",r(e)),this.peerconnection.setLocalDescription(e).then(function(){i.trace("setLocalDescriptionOnSuccess"),t&&t()},function(e){i.trace("setLocalDescriptionOnFailure",e),n&&n(e)})},o.prototype.setRemoteDescription=function(e,t,n){var i=this;return this.trace("setRemoteDescription",r(e)),this.peerconnection.setRemoteDescription(e).then(function(){i.trace("setRemoteDescriptionOnSuccess"),t&&t()},function(e){i.trace("setRemoteDescriptionOnFailure",e),n&&n(e)})},o.prototype.close=function(){this.trace("stop"),"closed"!=this.peerconnection.signalingState&&this.peerconnection.close()},o.prototype.createOffer=function(e,t,n){var i=this;return this.trace("createOffer",n),this.peerconnection.createOffer(n).then(function(t){i.trace("createOfferOnSuccess",r(t)),e&&e(t)},function(e){i.trace("createOfferOnFailure",e),t&&t(e)})},o.prototype.createAnswer=function(e,t,n){var i=this;return this.trace("createAnswer",n),this.peerconnection.createAnswer(n).then(function(t){i.trace("createAnswerOnSuccess",r(t)),e&&e(t)},function(e){
i.trace("createAnswerOnFailure",e),t&&t(e)})},o.prototype.addIceCandidate=function(e,t,n){var r=this;return this.trace("addIceCandidate",e),this.peerconnection.addIceCandidate(e).then(function(){t&&t()},function(e){r.trace("addIceCandidateOnFailure",e),n&&n(e)})},o.prototype.getStats=function(){this.peerconnection.getStats.apply(this.peerconnection,arguments)},t.exports=o},{util:87,"webrtc-adapter":75,wildemitter:98}],75:[function(e,t,n){arguments[4][30][0].apply(n,arguments)},{"./chrome/chrome_shim":76,"./edge/edge_shim":78,"./firefox/firefox_shim":80,"./safari/safari_shim":82,"./utils":83,dup:30}],76:[function(e,t,n){arguments[4][31][0].apply(n,arguments)},{"../utils.js":83,"./getusermedia":77,dup:31}],77:[function(e,t,n){arguments[4][32][0].apply(n,arguments)},{"../utils.js":83,dup:32}],78:[function(e,t,n){arguments[4][33][0].apply(n,arguments)},{"../utils":83,"./getusermedia":79,dup:33,sdp:63}],79:[function(e,t,n){arguments[4][34][0].apply(n,arguments)},{dup:34}],80:[function(e,t,n){arguments[4][35][0].apply(n,arguments)},{"../utils":83,"./getusermedia":81,dup:35}],81:[function(e,t,n){arguments[4][36][0].apply(n,arguments)},{"../utils":83,dup:36}],82:[function(e,t,n){arguments[4][37][0].apply(n,arguments)},{dup:37}],83:[function(e,t,n){arguments[4][38][0].apply(n,arguments)},{dup:38}],84:[function(t,n,r){(function(t){!function(i){function 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0===e.indexOf("turn:")&&-1!==e.indexOf("transport=udp")&&-1===e.indexOf("turn:[")||0===e.indexOf("stun:")&&i.version>=14393})[0])}return!1})}this._config=e,this.transceivers=[],this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype._emitBufferedCandidates=function(){var e=this,t=r.splitSections(e.localDescription.sdp);this._localIceCandidatesBuffer.forEach(function(n){if(n.candidate&&0!==Object.keys(n.candidate).length)-1===n.candidate.candidate.indexOf("typ endOfCandidates")&&(t[n.candidate.sdpMLineIndex+1]+="a="+n.candidate.candidate+"\r\n");else for(var r=1;r<t.length;r++)-1===t[r].indexOf("\r\na=end-of-candidates\r\n")&&(t[r]+="a=end-of-candidates\r\n");if(e.localDescription.sdp=t.join(""),e.dispatchEvent(n),null!==e.onicecandidate&&e.onicecandidate(n),!n.candidate&&"complete"!==e.iceGatheringState){e.transceivers.every(function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state})&&(e.iceGatheringState="complete")}}),this._localIceCandidatesBuffer=[]},window.RTCPeerConnection.prototype.getConfiguration=function(){return this._config},window.RTCPeerConnection.prototype.addStream=function(e){var t=e.clone();e.getTracks().forEach(function(e,n){var r=t.getTracks()[n];e.addEventListener("enabled",function(e){r.enabled=e.enabled})}),this.localStreams.push(t),this._maybeFireNegotiationNeeded()},window.RTCPeerConnection.prototype.removeStream=function(e){var t=this.localStreams.indexOf(e);t>-1&&(this.localStreams.splice(t,1),this._maybeFireNegotiationNeeded())},window.RTCPeerConnection.prototype.getSenders=function(){return this.transceivers.filter(function(e){return!!e.rtpSender}).map(function(e){return e.rtpSender})},window.RTCPeerConnection.prototype.getReceivers=function(){return this.transceivers.filter(function(e){return!!e.rtpReceiver}).map(function(e){return e.rtpReceiver})},window.RTCPeerConnection.prototype._getCommonCapabilities=function(e,t){var n={codecs:[],headerExtensions:[],fecMechanisms:[]};return e.codecs.forEach(function(e){for(var r=0;r<t.codecs.length;r++){var i=t.codecs[r];if(e.name.toLowerCase()===i.name.toLowerCase()&&e.clockRate===i.clockRate){i.numChannels=Math.min(e.numChannels,i.numChannels),n.codecs.push(i),i.rtcpFeedback=i.rtcpFeedback.filter(function(t){for(var n=0;n<e.rtcpFeedback.length;n++)if(e.rtcpFeedback[n].type===t.type&&e.rtcpFeedback[n].parameter===t.parameter)return!0;return!1});break}}}),e.headerExtensions.forEach(function(e){for(var r=0;r<t.headerExtensions.length;r++){var i=t.headerExtensions[r];if(e.uri===i.uri){n.headerExtensions.push(i);break}}}),n},window.RTCPeerConnection.prototype._createIceAndDtlsTransports=function(e,t){var n=this,i=new RTCIceGatherer(n.iceOptions),o=new RTCIceTransport(i);i.onlocalcandidate=function(a){var s=new Event("icecandidate");s.candidate={sdpMid:e,sdpMLineIndex:t};var c=a.candidate,d=!c||0===Object.keys(c).length;d?(void 0===i.state&&(i.state="completed"),s.candidate.candidate="candidate:1 1 udp 1 0.0.0.0 9 typ endOfCandidates"):(c.component="RTCP"===o.component?2:1,s.candidate.candidate=r.writeCandidate(c));var u=r.splitSections(n.localDescription.sdp);-1===s.candidate.candidate.indexOf("typ endOfCandidates")?u[s.candidate.sdpMLineIndex+1]+="a="+s.candidate.candidate+"\r\n":u[s.candidate.sdpMLineIndex+1]+="a=end-of-candidates\r\n",n.localDescription.sdp=u.join("");var p=n.transceivers.every(function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state});switch(n.iceGatheringState){case"new":n._localIceCandidatesBuffer.push(s),d&&p&&n._localIceCandidatesBuffer.push(new Event("icecandidate"));break;case"gathering":n._emitBufferedCandidates(),n.dispatchEvent(s),null!==n.onicecandidate&&n.onicecandidate(s),p&&(n.dispatchEvent(new Event("icecandidate")),null!==n.onicecandidate&&n.onicecandidate(new Event("icecandidate")),n.iceGatheringState="complete")}},o.onicestatechange=function(){n._updateConnectionState()};var a=new RTCDtlsTransport(o);return a.ondtlsstatechange=function(){n._updateConnectionState()},a.onerror=function(){a.state="failed",n._updateConnectionState()},{iceGatherer:i,iceTransport:o,dtlsTransport:a}},window.RTCPeerConnection.prototype._transceive=function(e,t,n){var i=this._getCommonCapabilities(e.localCapabilities,e.remoteCapabilities);t&&e.rtpSender&&(i.encodings=e.sendEncodingParameters,i.rtcp={cname:r.localCName},e.recvEncodingParameters.length&&(i.rtcp.ssrc=e.recvEncodingParameters[0].ssrc),e.rtpSender.send(i)),n&&e.rtpReceiver&&("video"===e.kind&&e.recvEncodingParameters&&e.recvEncodingParameters.forEach(function(e){delete e.rtx}),i.encodings=e.recvEncodingParameters,i.rtcp={cname:e.cname},e.sendEncodingParameters.length&&(i.rtcp.ssrc=e.sendEncodingParameters[0].ssrc),e.rtpReceiver.receive(i))},window.RTCPeerConnection.prototype.setLocalDescription=function(e){var t,n,i=this;if("offer"===e.type)this._pendingOffer&&(t=r.splitSections(e.sdp),n=t.shift(),t.forEach(function(e,t){var n=r.parseRtpParameters(e);i._pendingOffer[t].localCapabilities=n}),this.transceivers=this._pendingOffer,delete this._pendingOffer);else if("answer"===e.type){t=r.splitSections(i.remoteDescription.sdp),n=t.shift();var o=r.matchPrefix(n,"a=ice-lite").length>0;t.forEach(function(e,t){var a=i.transceivers[t],s=a.iceGatherer,c=a.iceTransport,d=a.dtlsTransport,u=a.localCapabilities,p=a.remoteCapabilities;if("0"!==e.split("\n",1)[0].split(" ",2)[1]&&!a.isDatachannel){var f=r.getIceParameters(e,n);if(o){var l=r.matchPrefix(e,"a=candidate:").map(function(e){return r.parseCandidate(e)}).filter(function(e){return"1"===e.component});l.length&&c.setRemoteCandidates(l)}var h=r.getDtlsParameters(e,n);o&&(h.role="server"),i.usingBundle&&0!==t||(c.start(s,f,o?"controlling":"controlled"),d.start(h));var m=i._getCommonCapabilities(u,p);i._transceive(a,m.codecs.length>0,!1)}})}switch(this.localDescription={type:e.type,sdp:e.sdp},e.type){case"offer":this._updateSignalingState("have-local-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+e.type+'"')}var a=arguments.length>1&&"function"==typeof arguments[1];if(a){var s=arguments[1];window.setTimeout(function(){s(),"new"===i.iceGatheringState&&(i.iceGatheringState="gathering"),i._emitBufferedCandidates()},0)}var c=Promise.resolve();return c.then(function(){a||("new"===i.iceGatheringState&&(i.iceGatheringState="gathering"),window.setTimeout(i._emitBufferedCandidates.bind(i),500))}),c},window.RTCPeerConnection.prototype.setRemoteDescription=function(e){var t=this,n=new MediaStream,i=[],o=r.splitSections(e.sdp),a=o.shift(),s=r.matchPrefix(a,"a=ice-lite").length>0;switch(this.usingBundle=r.matchPrefix(a,"a=group:BUNDLE ").length>0,o.forEach(function(o,c){var d=r.splitLines(o),u=d[0].substr(2).split(" "),p=u[0],f="0"===u[1],l=r.getDirection(o,a),h=r.matchPrefix(o,"a=mid:");if(h=h.length?h[0].substr(6):r.generateIdentifier(),"application"===p&&"DTLS/SCTP"===u[2])return void(t.transceivers[c]={mid:h,isDatachannel:!0});var m,g,v,y,w,b,C,S,k,T,E,P,x=r.parseRtpParameters(o);f||(E=r.getIceParameters(o,a),P=r.getDtlsParameters(o,a),P.role="client"),S=r.parseRtpEncodingParameters(o);var R,O=r.matchPrefix(o,"a=ssrc:").map(function(e){return r.parseSsrcMedia(e)}).filter(function(e){return"cname"===e.attribute})[0];O&&(R=O.value);var D=r.matchPrefix(o,"a=end-of-candidates",a).length>0,j=r.matchPrefix(o,"a=candidate:").map(function(e){return r.parseCandidate(e)}).filter(function(e){return"1"===e.component});if("offer"!==e.type||f)"answer"!==e.type||f||(m=t.transceivers[c],g=m.iceGatherer,v=m.iceTransport,y=m.dtlsTransport,w=m.rtpSender,b=m.rtpReceiver,C=m.sendEncodingParameters,k=m.localCapabilities,t.transceivers[c].recvEncodingParameters=S,t.transceivers[c].remoteCapabilities=x,t.transceivers[c].cname=R,(s||D)&&j.length&&v.setRemoteCandidates(j),t.usingBundle&&0!==c||(v.start(g,E,"controlling"),y.start(P)),t._transceive(m,"sendrecv"===l||"recvonly"===l,"sendrecv"===l||"sendonly"===l),!b||"sendrecv"!==l&&"sendonly"!==l?delete m.rtpReceiver:(T=b.track,i.push([T,b]),n.addTrack(T)));else{var M=t.usingBundle&&c>0?{iceGatherer:t.transceivers[0].iceGatherer,iceTransport:t.transceivers[0].iceTransport,dtlsTransport:t.transceivers[0].dtlsTransport}:t._createIceAndDtlsTransports(h,c);if(D&&M.iceTransport.setRemoteCandidates(j),k=RTCRtpReceiver.getCapabilities(p),k.codecs=k.codecs.filter(function(e){return"rtx"!==e.name}),C=[{ssrc:1001*(2*c+2)}],b=new RTCRtpReceiver(M.dtlsTransport,p),T=b.track,i.push([T,b]),n.addTrack(T),t.localStreams.length>0&&t.localStreams[0].getTracks().length>=c){var _;"audio"===p?_=t.localStreams[0].getAudioTracks()[0]:"video"===p&&(_=t.localStreams[0].getVideoTracks()[0]),_&&(w=new RTCRtpSender(_,M.dtlsTransport))}t.transceivers[c]={iceGatherer:M.iceGatherer,iceTransport:M.iceTransport,dtlsTransport:M.dtlsTransport,localCapabilities:k,remoteCapabilities:x,rtpSender:w,rtpReceiver:b,kind:p,mid:h,cname:R,sendEncodingParameters:C,recvEncodingParameters:S},t._transceive(t.transceivers[c],!1,"sendrecv"===l||"sendonly"===l)}}),this.remoteDescription={type:e.type,sdp:e.sdp},e.type){case"offer":this._updateSignalingState("have-remote-offer");break;case"answer":this._updateSignalingState("stable");break;default:throw new TypeError('unsupported type "'+e.type+'"')}return n.getTracks().length&&(t.remoteStreams.push(n),window.setTimeout(function(){var e=new Event("addstream");e.stream=n,t.dispatchEvent(e),null!==t.onaddstream&&window.setTimeout(function(){t.onaddstream(e)},0),i.forEach(function(r){var i=r[0],o=r[1],a=new Event("track");a.track=i,a.receiver=o,a.streams=[n],t.dispatchEvent(e),null!==t.ontrack&&window.setTimeout(function(){t.ontrack(a)},0)})},0)),arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.close=function(){this.transceivers.forEach(function(e){e.iceTransport&&e.iceTransport.stop(),e.dtlsTransport&&e.dtlsTransport.stop(),e.rtpSender&&e.rtpSender.stop(),e.rtpReceiver&&e.rtpReceiver.stop()}),this._updateSignalingState("closed")},window.RTCPeerConnection.prototype._updateSignalingState=function(e){this.signalingState=e;var t=new Event("signalingstatechange");this.dispatchEvent(t),null!==this.onsignalingstatechange&&this.onsignalingstatechange(t)},window.RTCPeerConnection.prototype._maybeFireNegotiationNeeded=function(){var e=new Event("negotiationneeded");this.dispatchEvent(e),null!==this.onnegotiationneeded&&this.onnegotiationneeded(e)},window.RTCPeerConnection.prototype._updateConnectionState=function(){var e,t=this,n={new:0,closed:0,connecting:0,checking:0,connected:0,completed:0,failed:0};if(this.transceivers.forEach(function(e){n[e.iceTransport.state]++,n[e.dtlsTransport.state]++}),n.connected+=n.completed,e="new",n.failed>0?e="failed":n.connecting>0||n.checking>0?e="connecting":n.disconnected>0?e="disconnected":n.new>0?e="new":(n.connected>0||n.completed>0)&&(e="connected"),e!==t.iceConnectionState){t.iceConnectionState=e;var r=new Event("iceconnectionstatechange");this.dispatchEvent(r),null!==this.oniceconnectionstatechange&&this.oniceconnectionstatechange(r)}},window.RTCPeerConnection.prototype.createOffer=function(){var e=this;if(this._pendingOffer)throw new Error("createOffer called while there is a pending offer.");var t;1===arguments.length&&"function"!=typeof arguments[0]?t=arguments[0]:3===arguments.length&&(t=arguments[2]);var n=[],i=0,o=0;if(this.localStreams.length&&(i=this.localStreams[0].getAudioTracks().length,o=this.localStreams[0].getVideoTracks().length),t){if(t.mandatory||t.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==t.offerToReceiveAudio&&(i=t.offerToReceiveAudio),void 0!==t.offerToReceiveVideo&&(o=t.offerToReceiveVideo)}for(this.localStreams.length&&this.localStreams[0].getTracks().forEach(function(e){n.push({kind:e.kind,track:e,wantReceive:"audio"===e.kind?i>0:o>0}),"audio"===e.kind?i--:"video"===e.kind&&o--});i>0||o>0;)i>0&&(n.push({kind:"audio",wantReceive:!0}),i--),o>0&&(n.push({kind:"video",wantReceive:!0}),o--);var a=r.writeSessionBoilerplate(),s=[];n.forEach(function(t,n){var i=t.track,o=t.kind,a=r.generateIdentifier(),c=e.usingBundle&&n>0?{iceGatherer:s[0].iceGatherer,
iceTransport:s[0].iceTransport,dtlsTransport:s[0].dtlsTransport}:e._createIceAndDtlsTransports(a,n),d=RTCRtpSender.getCapabilities(o);d.codecs=d.codecs.filter(function(e){return"rtx"!==e.name}),d.codecs.forEach(function(e){"H264"===e.name&&void 0===e.parameters["level-asymmetry-allowed"]&&(e.parameters["level-asymmetry-allowed"]="1")});var u,p,f=[{ssrc:1001*(2*n+1)}];i&&(u=new RTCRtpSender(i,c.dtlsTransport)),t.wantReceive&&(p=new RTCRtpReceiver(c.dtlsTransport,o)),s[n]={iceGatherer:c.iceGatherer,iceTransport:c.iceTransport,dtlsTransport:c.dtlsTransport,localCapabilities:d,remoteCapabilities:null,rtpSender:u,rtpReceiver:p,kind:o,mid:a,sendEncodingParameters:f,recvEncodingParameters:null}}),this.usingBundle&&(a+="a=group:BUNDLE "+s.map(function(e){return e.mid}).join(" ")+"\r\n"),n.forEach(function(t,n){var i=s[n];a+=r.writeMediaSection(i,i.localCapabilities,"offer",e.localStreams[0])}),this._pendingOffer=s;var c=new RTCSessionDescription({type:"offer",sdp:a});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,c),Promise.resolve(c)},window.RTCPeerConnection.prototype.createAnswer=function(){var e=this,t=r.writeSessionBoilerplate();this.usingBundle&&(t+="a=group:BUNDLE "+this.transceivers.map(function(e){return e.mid}).join(" ")+"\r\n"),this.transceivers.forEach(function(n){if(n.isDatachannel)return void(t+="m=application 0 DTLS/SCTP 5000\r\nc=IN IP4 0.0.0.0\r\na=mid:"+n.mid+"\r\n");var i=e._getCommonCapabilities(n.localCapabilities,n.remoteCapabilities);t+=r.writeMediaSection(n,i,"answer",e.localStreams[0])});var n=new RTCSessionDescription({type:"answer",sdp:t});return arguments.length&&"function"==typeof arguments[0]&&window.setTimeout(arguments[0],0,n),Promise.resolve(n)},window.RTCPeerConnection.prototype.addIceCandidate=function(e){if(e){var t=e.sdpMLineIndex;if(e.sdpMid)for(var n=0;n<this.transceivers.length;n++)if(this.transceivers[n].mid===e.sdpMid){t=n;break}var i=this.transceivers[t];if(i){var o=Object.keys(e.candidate).length>0?r.parseCandidate(e.candidate):{};if("tcp"===o.protocol&&(0===o.port||9===o.port))return;if("1"!==o.component)return;"endOfCandidates"===o.type&&(o={}),i.iceTransport.addRemoteCandidate(o);var a=r.splitSections(this.remoteDescription.sdp);a[t+1]+=(o.type?e.candidate.trim():"a=end-of-candidates")+"\r\n",this.remoteDescription.sdp=a.join("")}}else this.transceivers.forEach(function(e){e.iceTransport.addRemoteCandidate({})});return arguments.length>1&&"function"==typeof arguments[1]&&window.setTimeout(arguments[1],0),Promise.resolve()},window.RTCPeerConnection.prototype.getStats=function(){var e=[];this.transceivers.forEach(function(t){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach(function(n){t[n]&&e.push(t[n].getStats())})});var t=arguments.length>1&&"function"==typeof arguments[1]&&arguments[1];return new Promise(function(n){var r=new Map;Promise.all(e).then(function(e){e.forEach(function(e){Object.keys(e).forEach(function(t){r.set(t,e[t]),r[t]=e[t]})}),t&&window.setTimeout(t,0,r),n(r)})})}}};t.exports={shimPeerConnection:o.shimPeerConnection,shimGetUserMedia:e("./getusermedia")}},{"../utils":96,"./getusermedia":92,sdp:63}],92:[function(e,t,n){arguments[4][34][0].apply(n,arguments)},{dup:34}],93:[function(e,t,n){"use strict";var r=e("../utils").browserDetails,i={shimOnTrack:function(){"object"!=typeof window||!window.RTCPeerConnection||"ontrack"in window.RTCPeerConnection.prototype||Object.defineProperty(window.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=e),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(t){var n=new Event("track");n.track=t,n.receiver={track:t},n.streams=[e.stream],this.dispatchEvent(n)}.bind(this))}.bind(this))}})},shimSourceObject:function(){"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(e){this.mozSrcObject=e}}))},shimPeerConnection:function(){if("object"==typeof window&&(window.RTCPeerConnection||window.mozRTCPeerConnection)){window.RTCPeerConnection||(window.RTCPeerConnection=function(e,t){if(r.version<38&&e&&e.iceServers){for(var n=[],i=0;i<e.iceServers.length;i++){var o=e.iceServers[i];if(o.hasOwnProperty("urls"))for(var a=0;a<o.urls.length;a++){var s={url:o.urls[a]};0===o.urls[a].indexOf("turn")&&(s.username=o.username,s.credential=o.credential),n.push(s)}else n.push(e.iceServers[i])}e.iceServers=n}return new mozRTCPeerConnection(e,t)},window.RTCPeerConnection.prototype=mozRTCPeerConnection.prototype,mozRTCPeerConnection.generateCertificate&&Object.defineProperty(window.RTCPeerConnection,"generateCertificate",{get:function(){return mozRTCPeerConnection.generateCertificate}}),window.RTCSessionDescription=mozRTCSessionDescription,window.RTCIceCandidate=mozRTCIceCandidate),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(e){var t=RTCPeerConnection.prototype[e];RTCPeerConnection.prototype[e]=function(){return arguments[0]=new("addIceCandidate"===e?RTCIceCandidate:RTCSessionDescription)(arguments[0]),t.apply(this,arguments)}});var e=RTCPeerConnection.prototype.addIceCandidate;if(RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?e.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())},r.version<48){var t=function(e){var t=new Map;return Object.keys(e).forEach(function(n){t.set(n,e[n]),t[n]=e[n]}),t},n=RTCPeerConnection.prototype.getStats;RTCPeerConnection.prototype.getStats=function(e,r,i){return n.apply(this,[e||null]).then(function(e){return t(e)}).then(r,i)}}}}};t.exports={shimOnTrack:i.shimOnTrack,shimSourceObject:i.shimSourceObject,shimPeerConnection:i.shimPeerConnection,shimGetUserMedia:e("./getusermedia")}},{"../utils":96,"./getusermedia":94}],94:[function(e,t,n){"use strict";var r=e("../utils").log,i=e("../utils").browserDetails;t.exports=function(){var e=function(e){return{name:{SecurityError:"NotAllowedError",PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:{"The operation is insecure.":"The request is not allowed by the user agent or the platform in the current context."}[e.message]||e.message,constraint:e.constraint,toString:function(){return this.name+(this.message&&": ")+this.message}}},t=function(t,n,o){var a=function(e){if("object"!=typeof e||e.require)return e;var t=[];return Object.keys(e).forEach(function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var r=e[n]="object"==typeof e[n]?e[n]:{ideal:e[n]};if(void 0===r.min&&void 0===r.max&&void 0===r.exact||t.push(n),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:e[n]=r.exact,delete r.exact),void 0!==r.ideal){e.advanced=e.advanced||[];var i={};"number"==typeof r.ideal?i[n]={min:r.ideal,max:r.ideal}:i[n]=r.ideal,e.advanced.push(i),delete r.ideal,Object.keys(r).length||delete e[n]}}}),t.length&&(e.require=t),e};return t=JSON.parse(JSON.stringify(t)),i.version<38&&(r("spec: "+JSON.stringify(t)),t.audio&&(t.audio=a(t.audio)),t.video&&(t.video=a(t.video)),r("ff37: "+JSON.stringify(t))),navigator.mozGetUserMedia(t,n,function(t){o(e(t))})},n=function(e){return new Promise(function(n,r){t(e,n,r)})};if(navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:n,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(e){e([{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}])})},i.version<41){var o=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return o().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}if(i.version<49){var a=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(t){return a(t).then(function(e){if(t.audio&&!e.getAudioTracks().length||t.video&&!e.getVideoTracks().length)throw e.getTracks().forEach(function(e){e.stop()}),new DOMException("The object can not be found here.","NotFoundError");return e},function(t){return Promise.reject(e(t))})}}navigator.getUserMedia=function(e,n,r){if(i.version<44)return t(e,n,r);console.warn("navigator.getUserMedia has been replaced by navigator.mediaDevices.getUserMedia"),navigator.mediaDevices.getUserMedia(e).then(n,r)}}},{"../utils":96}],95:[function(e,t,n){"use strict";var r={shimGetUserMedia:function(){navigator.getUserMedia=navigator.webkitGetUserMedia}};t.exports={shimGetUserMedia:r.shimGetUserMedia}},{}],96:[function(e,t,n){"use strict";var r=!0,i={disableLog:function(e){return"boolean"!=typeof e?new Error("Argument type: "+typeof e+". Please use a boolean."):(r=e,e?"adapter.js logging disabled":"adapter.js logging enabled")},log:function(){if("object"==typeof window){if(r)return;"undefined"!=typeof console&&"function"==typeof console.log&&console.log.apply(console,arguments)}},extractVersion:function(e,t,n){var r=e.match(t);return r&&r.length>=n&&parseInt(r[n],10)},detectBrowser:function(){var e={};if(e.browser=null,e.version=null,"undefined"==typeof window||!window.navigator)return e.browser="Not a browser.",e;if(navigator.mozGetUserMedia)e.browser="firefox",e.version=this.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1);else if(navigator.webkitGetUserMedia)if(window.webkitRTCPeerConnection)e.browser="chrome",e.version=this.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2);else{if(!navigator.userAgent.match(/Version\/(\d+).(\d+)/))return e.browser="Unsupported webkit-based browser with GUM support but no WebRTC support.",e;e.browser="safari",e.version=this.extractVersion(navigator.userAgent,/AppleWebKit\/([0-9]+)\./,1)}else{if(!navigator.mediaDevices||!navigator.userAgent.match(/Edge\/(\d+).(\d+)$/))return e.browser="Not a supported browser.",e;e.browser="edge",e.version=this.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2)}return e}};t.exports={log:i.log,disableLog:i.disableLog,browserDetails:i.detectBrowser(),extractVersion:i.extractVersion}},{}],97:[function(e,t,n){var r,i;window.mozRTCPeerConnection||navigator.mozGetUserMedia?(r="moz",i=parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1],10)):(window.webkitRTCPeerConnection||navigator.webkitGetUserMedia)&&(r="webkit",i=navigator.userAgent.match(/Chrom(e|ium)/)&&parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2],10));var o=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,a=window.mozRTCIceCandidate||window.RTCIceCandidate,s=window.mozRTCSessionDescription||window.RTCSessionDescription,c=window.webkitMediaStream||window.MediaStream,d="https:"===window.location.protocol&&("webkit"===r&&i>=26||"moz"===r&&i>=33),u=window.AudioContext||window.webkitAudioContext,p=document.createElement("video"),f=p&&p.canPlayType&&"probably"===p.canPlayType('video/webm; codecs="vp8", vorbis'),l=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.msGetUserMedia||navigator.mozGetUserMedia;t.exports={prefix:r,browserVersion:i,support:!!o&&!!l,supportRTCPeerConnection:!!o,supportVp8:f,supportGetUserMedia:!!l,supportDataChannel:!!(o&&o.prototype&&o.prototype.createDataChannel),supportWebAudio:!(!u||!u.prototype.createMediaStreamSource),supportMediaStream:!(!c||!c.prototype.removeTrack),supportScreenSharing:!!d,AudioContext:u,PeerConnection:o,SessionDescription:s,IceCandidate:a,MediaStream:c,getUserMedia:l}},{}],98:[function(e,t,n){function r(){}t.exports=r,r.mixin=function(e){var t=e.prototype||e;t.isWildEmitter=!0,t.on=function(e,t,n){this.callbacks=this.callbacks||{};var r=3===arguments.length,i=r?arguments[1]:void 0,o=r?arguments[2]:arguments[1];return o._groupName=i,(this.callbacks[e]=this.callbacks[e]||[]).push(o),this},t.once=function(e,t,n){function r(){i.off(e,r),s.apply(this,arguments)}var i=this,o=3===arguments.length,a=o?arguments[1]:void 0,s=o?arguments[2]:arguments[1];return this.on(e,a,r),this},t.releaseGroup=function(e){this.callbacks=this.callbacks||{};var t,n,r,i;for(t in this.callbacks)for(i=this.callbacks[t],n=0,r=i.length;n<r;n++)i[n]._groupName===e&&(i.splice(n,1),n--,r--);return this},t.off=function(e,t){this.callbacks=this.callbacks||{};var n,r=this.callbacks[e];return r?1===arguments.length?(delete this.callbacks[e],this):(n=r.indexOf(t),r.splice(n,1),0===r.length&&delete this.callbacks[e],this):this},t.emit=function(e){this.callbacks=this.callbacks||{};var t,n,r,i=[].slice.call(arguments,1),o=this.callbacks[e],a=this.getWildcardCallbacks(e);if(o)for(r=o.slice(),t=0,n=r.length;t<n&&r[t];++t)r[t].apply(this,i);if(a)for(n=a.length,r=a.slice(),t=0,n=r.length;t<n&&r[t];++t)r[t].apply(this,[e].concat(i));return this},t.getWildcardCallbacks=function(e){this.callbacks=this.callbacks||{};var t,n,r=[];for(t in this.callbacks)n=t.split("*"),("*"===t||2===n.length&&e.slice(0,n[0].length)===n[0])&&(r=r.concat(this.callbacks[t]));return r}},r.mixin(r)},{}],99:[function(e,t,n){function r(e,t,n){return t?new o(e,t):new o(e)}var i=function(){return this}(),o=i.WebSocket||i.MozWebSocket;t.exports=o?r:null,o&&(r.prototype=o.prototype)},{}],100:[function(e,t,n){function r(e){var t=!0;return e.getTracks().forEach(function(e){t="ended"===e.readyState&&t}),t}function i(e){var t=this;c.call(this),this.id=e.id,this.parent=e.parent,this.type=e.type||"video",this.oneway=e.oneway||!1,this.sharemyscreen=e.sharemyscreen||!1,this.browserPrefix=e.prefix,this.stream=e.stream,this.enableDataChannels=void 0===e.enableDataChannels?this.parent.config.enableDataChannels:e.enableDataChannels,this.receiveMedia=e.receiveMedia||this.parent.config.receiveMedia,this.channels={},this.sid=e.sid||Date.now().toString(),this.pc=new s(this.parent.config.peerConnectionConfig,this.parent.config.peerConnectionConstraints),this.pc.on("ice",this.onIceCandidate.bind(this)),this.pc.on("endOfCandidates",function(e){t.send("endOfCandidates",e)}),this.pc.on("offer",function(e){t.parent.config.nick&&(e.nick=t.parent.config.nick),t.send("offer",e)}),this.pc.on("answer",function(e){t.parent.config.nick&&(e.nick=t.parent.config.nick),t.send("answer",e)}),this.pc.on("addStream",this.handleRemoteStreamAdded.bind(this)),this.pc.on("addChannel",this.handleDataChannelAdded.bind(this)),this.pc.on("removeStream",this.handleStreamRemoved.bind(this)),this.pc.on("negotiationNeeded",this.emit.bind(this,"negotiationNeeded")),this.pc.on("iceConnectionStateChange",this.emit.bind(this,"iceConnectionStateChange")),this.pc.on("iceConnectionStateChange",function(){switch(t.pc.iceConnectionState){case"failed":"offer"===t.pc.pc.peerconnection.localDescription.type&&(t.parent.emit("iceFailed",t),t.send("connectivityError"))}}),this.pc.on("signalingStateChange",this.emit.bind(this,"signalingStateChange")),this.logger=this.parent.logger,"screen"===e.type?this.parent.localScreen&&this.sharemyscreen&&(this.logger.log("adding local screen stream to peer connection"),this.pc.addStream(this.parent.localScreen),this.broadcaster=e.broadcaster):this.parent.localStreams.forEach(function(e){t.pc.addStream(e)}),this.on("channelOpen",function(e){e.protocol===u&&(e.onmessage=function(n){var r=JSON.parse(n.data),i=new d.Receiver;i.receive(r,e),t.emit("fileTransfer",r,i),i.on("receivedFile",function(e,t){i.channel.close()})})}),this.on("*",function(){t.parent.emit.apply(t.parent,arguments)})}var o=e("util"),a=e("webrtcsupport"),s=e("rtcpeerconnection"),c=e("wildemitter"),d=e("filetransfer"),u="https://simplewebrtc.com/protocol/filetransfer#inband-v1";o.inherits(i,c),i.prototype.handleMessage=function(e){var t=this;if(this.logger.log("getting",e.type,e),e.prefix&&(this.browserPrefix=e.prefix),"offer"===e.type)this.nick||(this.nick=e.payload.nick),delete e.payload.nick,this.pc.handleOffer(e.payload,function(e){e||t.pc.answer(function(e,t){})});else if("answer"===e.type)this.nick||(this.nick=e.payload.nick),delete e.payload.nick,this.pc.handleAnswer(e.payload);else if("candidate"===e.type)this.pc.processIce(e.payload);else if("connectivityError"===e.type)this.parent.emit("connectivityError",t);else if("mute"===e.type)this.parent.emit("mute",{id:e.from,name:e.payload.name});else if("unmute"===e.type)this.parent.emit("unmute",{id:e.from,name:e.payload.name});else if("endOfCandidates"===e.type){var n=this.pc.pc.peerconnection.transceivers||[];n.forEach(function(e){e.iceTransport&&e.iceTransport.addRemoteCandidate({})})}},i.prototype.send=function(e,t){var n={to:this.id,sid:this.sid,broadcaster:this.broadcaster,roomType:this.type,type:e,payload:t,prefix:a.prefix};this.logger.log("sending",e,n),this.parent.emit("message",n)},i.prototype.sendDirectly=function(e,t,n){var r={type:t,payload:n};this.logger.log("sending via datachannel",e,t,r);var i=this.getDataChannel(e);return"open"==i.readyState&&(i.send(JSON.stringify(r)),!0)},i.prototype._observeDataChannel=function(e){var t=this;e.onclose=this.emit.bind(this,"channelClose",e),e.onerror=this.emit.bind(this,"channelError",e),e.onmessage=function(n){t.emit("channelMessage",t,e.label,JSON.parse(n.data),e,n)},e.onopen=this.emit.bind(this,"channelOpen",e)},i.prototype.getDataChannel=function(e,t){if(!a.supportDataChannel)return this.emit("error",new Error("createDataChannel not supported"));var n=this.channels[e];return t||(t={}),n||(n=this.channels[e]=this.pc.createDataChannel(e,t),this._observeDataChannel(n),n)},i.prototype.onIceCandidate=function(e){if(!this.closed)if(e){var t=this.parent.config.peerConnectionConfig;"moz"===a.prefix&&t&&t.iceTransports&&e.candidate&&e.candidate.candidate&&e.candidate.candidate.indexOf(t.iceTransports)<0?this.logger.log("Ignoring ice candidate not matching pcConfig iceTransports type: ",t.iceTransports):this.send("candidate",e)}else this.logger.log("End of candidates.")},i.prototype.start=function(){this.enableDataChannels&&this.getDataChannel("simplewebrtc"),this.pc.offer(this.receiveMedia,function(e,t){})},i.prototype.icerestart=function(){var e=this.receiveMedia;e.mandatory.IceRestart=!0,this.pc.offer(e,function(e,t){})},i.prototype.end=function(){this.closed||(this.pc.close(),this.handleStreamRemoved())},i.prototype.handleRemoteStreamAdded=function(e){var t=this;this.stream?this.logger.warn("Already have a remote stream"):(this.stream=e.stream,this.stream.getTracks().forEach(function(e){e.addEventListener("ended",function(){r(t.stream)&&t.end()})}),this.parent.emit("peerStreamAdded",this))},i.prototype.handleStreamRemoved=function(){var e=this.parent.peers.indexOf(this);e>-1&&(this.parent.peers.splice(e,1),this.closed=!0,this.parent.emit("peerStreamRemoved",this))},i.prototype.handleDataChannelAdded=function(e){this.channels[e.label]=e,this._observeDataChannel(e)},i.prototype.sendFile=function(e){var t=new d.Sender,n=this.getDataChannel("filetransfer"+(new Date).getTime(),{protocol:u});return n.onopen=function(){n.send(JSON.stringify({size:e.size,name:e.name})),t.send(e,n)},n.onclose=function(){console.log("sender received transfer"),t.emit("complete")},t},t.exports=i},{filetransfer:26,rtcpeerconnection:57,util:87,webrtcsupport:97,wildemitter:98}],101:[function(e,t,n){function r(e){var t,n,r=this,u=e||{},p=this.config={url:"https://sandbox.simplewebrtc.com:443/",socketio:{},connection:null,debug:!1,localVideoEl:"",remoteVideosEl:"",enableDataChannels:!0,autoRequestMedia:!1,autoRemoveVideos:!0,adjustPeerVolume:!1,peerVolumeWhenSpeaking:.25,media:{video:!0,audio:!0},receiveMedia:{offerToReceiveAudio:1,offerToReceiveVideo:1},localVideo:{autoplay:!0,mirror:!0,muted:!0}};this.logger=function(){return e.debug?e.logger||console:e.logger||c}();for(t in u)u.hasOwnProperty(t)&&(this.config[t]=u[t]);this.capabilities=a,o.call(this),n=null===this.config.connection?this.connection=new d(this.config):this.connection=this.config.connection,n.on("connect",function(){r.emit("connectionReady",n.getSessionid()),r.sessionReady=!0,r.testReadiness()}),n.on("message",function(e){var t,n=r.webrtc.getPeers(e.from,e.roomType);"offer"===e.type?(n.length&&n.forEach(function(n){n.sid==e.sid&&(t=n)}),t||(t=r.webrtc.createPeer({id:e.from,sid:e.sid,type:e.roomType,enableDataChannels:r.config.enableDataChannels&&"screen"!==e.roomType,sharemyscreen:"screen"===e.roomType&&!e.broadcaster,broadcaster:"screen"!==e.roomType||e.broadcaster?null:r.connection.getSessionid()}),r.emit("createdPeer",t)),t.handleMessage(e)):n.length&&n.forEach(function(t){e.sid?t.sid===e.sid&&t.handleMessage(e):t.handleMessage(e)})}),n.on("remove",function(e){e.id!==r.connection.getSessionid()&&r.webrtc.removePeers(e.id,e.type)}),e.logger=this.logger,e.debug=!1,this.webrtc=new i(e),["mute","unmute","pauseVideo","resumeVideo","pause","resume","sendToAll","sendDirectlyToAll","getPeers"].forEach(function(e){r[e]=r.webrtc[e].bind(r.webrtc)}),this.webrtc.on("*",function(){r.emit.apply(r,arguments)}),p.debug&&this.on("*",this.logger.log.bind(this.logger,"SimpleWebRTC event:")),this.webrtc.on("localStream",function(){r.testReadiness()}),this.webrtc.on("message",function(e){r.connection.emit("message",e)}),this.webrtc.on("peerStreamAdded",this.handlePeerStreamAdded.bind(this)),this.webrtc.on("peerStreamRemoved",this.handlePeerStreamRemoved.bind(this)),this.config.adjustPeerVolume&&(this.webrtc.on("speaking",this.setVolumeForAll.bind(this,this.config.peerVolumeWhenSpeaking)),this.webrtc.on("stoppedSpeaking",this.setVolumeForAll.bind(this,1))),n.on("stunservers",function(e){r.webrtc.config.peerConnectionConfig.iceServers=e,r.emit("stunservers",e)}),n.on("turnservers",function(e){r.webrtc.config.peerConnectionConfig.iceServers=r.webrtc.config.peerConnectionConfig.iceServers.concat(e),r.emit("turnservers",e)}),this.webrtc.on("iceFailed",function(e){}),this.webrtc.on("connectivityError",function(e){}),this.webrtc.on("audioOn",function(){r.webrtc.sendToAll("unmute",{name:"audio"})}),this.webrtc.on("audioOff",function(){r.webrtc.sendToAll("mute",{name:"audio"})}),this.webrtc.on("videoOn",function(){r.webrtc.sendToAll("unmute",{name:"video"})}),this.webrtc.on("videoOff",function(){r.webrtc.sendToAll("mute",{name:"video"})}),this.webrtc.on("localScreen",function(e){var t=document.createElement("video"),n=r.getRemoteVideoContainer();t.oncontextmenu=function(){return!1},t.id="localScreen",s(e,t),n&&n.appendChild(t),r.emit("localScreenAdded",t),r.connection.emit("shareScreen"),r.webrtc.peers.forEach(function(e){var t;"video"===e.type&&(t=r.webrtc.createPeer({id:e.id,type:"screen",sharemyscreen:!0,enableDataChannels:!1,receiveMedia:{offerToReceiveAudio:0,offerToReceiveVideo:0},broadcaster:r.connection.getSessionid()}),r.emit("createdPeer",t),t.start())})}),this.webrtc.on("localScreenStopped",function(e){r.getLocalScreen()&&r.stopScreenShare()}),this.webrtc.on("channelMessage",function(e,t,n){"volume"==n.type&&r.emit("remoteVolumeChange",e,n.volume)}),this.config.autoRequestMedia&&this.startLocalVideo()}var i=e("./webrtc"),o=e("wildemitter"),a=e("webrtcsupport"),s=e("attachmediastream"),c=e("mockconsole"),d=e("./socketioconnection");r.prototype=Object.create(o.prototype,{constructor:{value:r}}),r.prototype.leaveRoom=function(){if(this.roomName){for(this.connection.emit("leave");this.webrtc.peers.length;)this.webrtc.peers[0].end();this.getLocalScreen()&&this.stopScreenShare(),this.emit("leftRoom",this.roomName),this.roomName=void 0}},r.prototype.disconnect=function(){this.connection.disconnect(),delete this.connection},r.prototype.handlePeerStreamAdded=function(e){var t=this,n=this.getRemoteVideoContainer(),r=s(e.stream);e.videoEl=r,r.id=this.getDomId(e),n&&n.appendChild(r),this.emit("videoAdded",r,e),window.setTimeout(function(){t.webrtc.isAudioEnabled()||e.send("mute",{name:"audio"}),t.webrtc.isVideoEnabled()||e.send("mute",{name:"video"})},250)},r.prototype.handlePeerStreamRemoved=function(e){var t=this.getRemoteVideoContainer(),n=e.videoEl;this.config.autoRemoveVideos&&t&&n&&t.removeChild(n),n&&this.emit("videoRemoved",n,e)},r.prototype.getDomId=function(e){return[e.id,e.type,e.broadcaster?"broadcasting":"incoming"].join("_")},r.prototype.setVolumeForAll=function(e){this.webrtc.peers.forEach(function(t){t.videoEl&&(t.videoEl.volume=e)})},r.prototype.joinRoom=function(e,t){var n=this;this.roomName=e,this.connection.emit("join",e,function(r,i){if(console.log("join CB",r,i),r)n.emit("error",r);else{var o,a,s,c;for(o in i.clients){a=i.clients[o];for(s in a)a[s]&&(c=n.webrtc.createPeer({id:o,type:s,enableDataChannels:n.config.enableDataChannels&&"screen"!==s,receiveMedia:{offerToReceiveAudio:"screen"!==s&&n.config.receiveMedia.offerToReceiveAudio?1:0,offerToReceiveVideo:n.config.receiveMedia.offerToReceiveVideo}}),n.emit("createdPeer",c),c.start())}}t&&t(r,i),n.emit("joinedRoom",e)})},r.prototype.getEl=function(e){return"string"==typeof e?document.getElementById(e):e},r.prototype.startLocalVideo=function(){var e=this;this.webrtc.startLocalMedia(this.config.media,function(t,n){t?e.emit("localMediaError",t):s(n,e.getLocalVideoContainer(),e.config.localVideo)})},r.prototype.stopLocalVideo=function(){this.webrtc.stopLocalMedia()},r.prototype.getLocalVideoContainer=function(){var e=this.getEl(this.config.localVideoEl);if(e&&"VIDEO"===e.tagName)return e.oncontextmenu=function(){return!1},e;if(e){var t=document.createElement("video");return t.oncontextmenu=function(){return!1},e.appendChild(t),t}},r.prototype.getRemoteVideoContainer=function(){return this.getEl(this.config.remoteVideosEl)},r.prototype.shareScreen=function(e){var t={video:{mandatory:{chromeMediaSource:"screen",maxWidth:screen.width,maxHeight:screen.height,minFrameRate:30,maxFrameRate:60},optional:[]}};console.log(this.webrtc.startScreenShare),this.webrtc.startScreenShare(t,e)},r.prototype.getLocalScreen=function(){return this.webrtc.localScreen},r.prototype.stopScreenShare=function(){this.connection.emit("unshareScreen");var e=document.getElementById("localScreen"),t=this.getRemoteVideoContainer();this.config.autoRemoveVideos&&t&&e&&t.removeChild(e),e&&this.emit("videoRemoved",e),this.getLocalScreen()&&this.webrtc.stopScreenShare(),this.webrtc.peers.forEach(function(e){e.broadcaster&&e.end()})},r.prototype.testReadiness=function(){var e=this;this.sessionReady&&(this.config.media.video||this.config.media.audio?this.webrtc.localStreams.length>0&&e.emit("readyToCall",e.connection.getSessionid()):e.emit("readyToCall",e.connection.getSessionid()))},r.prototype.createRoom=function(e,t){this.roomName=e,2===arguments.length?this.connection.emit("create",e,t):this.connection.emit("create",e)},r.prototype.sendFile=function(){if(!a.dataChannel)return this.emit("error",new Error("DataChannelNotSupported"))},t.exports=r},{"./socketioconnection":102,"./webrtc":103,attachmediastream:3,mockconsole:50,webrtcsupport:97,wildemitter:98}],102:[function(e,t,n){function r(e){this.connection=i.connect(e.url,e.socketio)}var i=e("socket.io-client");r.prototype.on=function(e,t){this.connection.on(e,t)},r.prototype.emit=function(){this.connection.emit.apply(this.connection,arguments)},r.prototype.getSessionid=function(){return this.connection.id},r.prototype.disconnect=function(){return this.connection.disconnect()},t.exports=r},{"socket.io-client":64}],103:[function(e,t,n){function r(e){var t,n=this,r=e||{};this.config={debug:!1,peerConnectionConfig:{iceServers:[{urls:"stun:stun.l.google.com:19302"}]},peerConnectionConstraints:{optional:[]},receiveMedia:{offerToReceiveAudio:1,offerToReceiveVideo:1},enableDataChannels:!0};this.logger=function(){return e.debug?e.logger||console:e.logger||a}();for(t in r)r.hasOwnProperty(t)&&(this.config[t]=r[t]);o.support||this.logger.error("Your browser doesn't seem to support WebRTC"),this.peers=[],s.call(this,this.config),this.on("speaking",function(){n.hardMuted||n.peers.forEach(function(e){if(e.enableDataChannels){var t=e.getDataChannel("hark");if("open"!=t.readyState)return;t.send(JSON.stringify({type:"speaking"}))}})}),this.on("stoppedSpeaking",function(){n.hardMuted||n.peers.forEach(function(e){if(e.enableDataChannels){var t=e.getDataChannel("hark");if("open"!=t.readyState)return;t.send(JSON.stringify({type:"stoppedSpeaking"}))}})}),this.on("volumeChange",function(e,t){n.hardMuted||n.peers.forEach(function(t){if(t.enableDataChannels){var n=t.getDataChannel("hark");if("open"!=n.readyState)return;n.send(JSON.stringify({type:"volume",volume:e}))}})}),this.config.debug&&this.on("*",function(e,t,r){var i;i=n.config.logger===a?console:n.logger,i.log("event:",e,t,r)})}var i=e("util"),o=e("webrtcsupport"),a=e("mockconsole"),s=e("localmedia"),c=e("./peer");i.inherits(r,s),r.prototype.createPeer=function(e){var t;return e.parent=this,t=new c(e),this.peers.push(t),t},r.prototype.removePeers=function(e,t){this.getPeers(e,t).forEach(function(e){e.end()})},r.prototype.getPeers=function(e,t){return this.peers.filter(function(n){return!(e&&n.id!==e||t&&n.type!==t)})},r.prototype.sendToAll=function(e,t){this.peers.forEach(function(n){n.send(e,t)})},r.prototype.sendDirectlyToAll=function(e,t,n){this.peers.forEach(function(r){r.enableDataChannels&&r.sendDirectly(e,t,n)})},t.exports=r},{"./peer":100,localmedia:46,mockconsole:50,util:87,webrtcsupport:97}]},{},[101])(101)});