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0!==r[e]&&(t.mandatory=t.mandatory||{},t.mandatory[i(e,n)]=r[e])})}),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},i=function(e,i){if(t.version>=61)return i(e);if((e=JSON.parse(JSON.stringify(e)))&&"object"===typeof e.audio){const t=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])};t((e=JSON.parse(JSON.stringify(e))).audio,"autoGainControl","googAutoGainControl"),t(e.audio,"noiseSuppression","googNoiseSuppression"),e.audio=r(e.audio)}if(e&&"object"===typeof e.video){let o=e.video.facingMode;o=o&&("object"===typeof o?o:{ideal:o});const s=t.version<66;if(o&&("user"===o.exact||"environment"===o.exact||"user"===o.ideal||"environment"===o.ideal)&&(!n.mediaDevices.getSupportedConstraints||!n.mediaDevices.getSupportedConstraints().facingMode||s)){let t;if(delete e.video.facingMode,"environment"===o.exact||"environment"===o.ideal?t=["back","rear"]:"user"!==o.exact&&"user"!==o.ideal||(t=["front"]),t)return n.mediaDevices.enumerateDevices().then(n=>{let 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t=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){return this._ontrackpoly||(this._ontrackpoly=t=>{t.stream.addEventListener("addtrack",n=>{let r;r=e.RTCPeerConnection.prototype.getReceivers?this.getReceivers().find(e=>e.track&&e.track.id===n.track.id):{track:n.track};const i=new Event("track");i.track=n.track,i.receiver=r,i.transceiver={receiver:r},i.streams=[t.stream],this.dispatchEvent(i)}),t.stream.getTracks().forEach(n=>{let r;r=e.RTCPeerConnection.prototype.getReceivers?this.getReceivers().find(e=>e.track&&e.track.id===n.id):{track:n};const i=new Event("track");i.track=n,i.receiver=r,i.transceiver={receiver:r},i.streams=[t.stream],this.dispatchEvent(i)})},this.addEventListener("addstream",this._ontrackpoly)),t.apply(this,arguments)}}else y(e,"track",e=>(e.transceiver||Object.defineProperty(e,"transceiver",{value:{receiver:e.receiver}}),e))}function x(e){if("object"===typeof e&&e.RTCPeerConnection&&!("getSenders"in e.RTCPeerConnection.prototype)&&"createDTMFSender"in e.RTCPeerConnection.prototype){const t=function(e,t){return{track:t,get dtmf(){return void 0===this._dtmf&&("audio"===t.kind?this._dtmf=e.createDTMFSender(t):this._dtmf=null),this._dtmf},_pc:e}};if(!e.RTCPeerConnection.prototype.getSenders){e.RTCPeerConnection.prototype.getSenders=function(){return this._senders=this._senders||[],this._senders.slice()};const n=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,r){let i=n.apply(this,arguments);return i||(i=t(this,e),this._senders.push(i)),i};const r=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){r.apply(this,arguments);const t=this._senders.indexOf(e);-1!==t&&this._senders.splice(t,1)}}const n=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){this._senders=this._senders||[],n.apply(this,[e]),e.getTracks().forEach(e=>{this._senders.push(t(this,e))})};const r=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){this._senders=this._senders||[],r.apply(this,[e]),e.getTracks().forEach(e=>{const t=this._senders.find(t=>t.track===e);t&&this._senders.splice(this._senders.indexOf(t),1)})}}else if("object"===typeof e&&e.RTCPeerConnection&&"getSenders"in e.RTCPeerConnection.prototype&&"createDTMFSender"in e.RTCPeerConnection.prototype&&e.RTCRtpSender&&!("dtmf"in e.RTCRtpSender.prototype)){const t=e.RTCPeerConnection.prototype.getSenders;e.RTCPeerConnection.prototype.getSenders=function(){const e=t.apply(this,[]);return e.forEach(e=>e._pc=this),e},Object.defineProperty(e.RTCRtpSender.prototype,"dtmf",{get(){return void 0===this._dtmf&&("audio"===this.track.kind?this._dtmf=this._pc.createDTMFSender(this.track):this._dtmf=null),this._dtmf}})}}function I(e,t){if(t.version>=67)return;if(!("object"===typeof e&&e.RTCPeerConnection&&e.RTCRtpSender&&e.RTCRtpReceiver))return;if(!("getStats"in e.RTCRtpSender.prototype)){const t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){const e=t.apply(this,[]);return e.forEach(e=>e._pc=this),e});const n=e.RTCPeerConnection.prototype.addTrack;n&&(e.RTCPeerConnection.prototype.addTrack=function(){const e=n.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){const e=this;return this._pc.getStats().then(t=>E(t,e.track,!0))}}if(!("getStats"in e.RTCRtpReceiver.prototype)){const t=e.RTCPeerConnection.prototype.getReceivers;t&&(e.RTCPeerConnection.prototype.getReceivers=function(){const e=t.apply(this,[]);return e.forEach(e=>e._pc=this),e}),y(e,"track",e=>(e.receiver._pc=e.srcElement,e)),e.RTCRtpReceiver.prototype.getStats=function(){const e=this;return this._pc.getStats().then(t=>E(t,e.track,!1))}}if(!("getStats"in e.RTCRtpSender.prototype)||!("getStats"in e.RTCRtpReceiver.prototype))return;const n=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){if(arguments.length>0&&arguments[0]instanceof e.MediaStreamTrack){const e=arguments[0];let t,n,r;return this.getSenders().forEach(n=>{n.track===e&&(t?r=!0:t=n)}),this.getReceivers().forEach(t=>(t.track===e&&(n?r=!0:n=t),t.track===e)),r||t&&n?Promise.reject(new DOMException("There are more than one sender or receiver for the track.","InvalidAccessError")):t?t.getStats():n?n.getStats():Promise.reject(new DOMException("There is no sender or receiver for the track.","InvalidAccessError"))}return n.apply(this,arguments)}}function D(e){e.RTCPeerConnection.prototype.getLocalStreams=function(){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},Object.keys(this._shimmedLocalStreams).map(e=>this._shimmedLocalStreams[e][0])};const t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,n){if(!n)return t.apply(this,arguments);this._shimmedLocalStreams=this._shimmedLocalStreams||{};const r=t.apply(this,arguments);return this._shimmedLocalStreams[n.id]?-1===this._shimmedLocalStreams[n.id].indexOf(r)&&this._shimmedLocalStreams[n.id].push(r):this._shimmedLocalStreams[n.id]=[n,r],r};const n=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){this._shimmedLocalStreams=this._shimmedLocalStreams||{},e.getTracks().forEach(e=>{if(this.getSenders().find(t=>t.track===e))throw new DOMException("Track already exists.","InvalidAccessError")});const t=this.getSenders();n.apply(this,arguments);const r=this.getSenders().filter(e=>-1===t.indexOf(e));this._shimmedLocalStreams[e.id]=[e].concat(r)};const r=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},delete this._shimmedLocalStreams[e.id],r.apply(this,arguments)};const i=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},e&&Object.keys(this._shimmedLocalStreams).forEach(t=>{const n=this._shimmedLocalStreams[t].indexOf(e);-1!==n&&this._shimmedLocalStreams[t].splice(n,1),1===this._shimmedLocalStreams[t].length&&delete this._shimmedLocalStreams[t]}),i.apply(this,arguments)}}function M(e,t){if(!e.RTCPeerConnection)return;if(e.RTCPeerConnection.prototype.addTrack&&t.version>=65)return D(e);const n=e.RTCPeerConnection.prototype.getLocalStreams;e.RTCPeerConnection.prototype.getLocalStreams=function(){const e=n.apply(this);return this._reverseStreams=this._reverseStreams||{},e.map(e=>this._reverseStreams[e.id])};const r=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(t){if(this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},t.getTracks().forEach(e=>{if(this.getSenders().find(t=>t.track===e))throw new DOMException("Track already exists.","InvalidAccessError")}),!this._reverseStreams[t.id]){const n=new e.MediaStream(t.getTracks());this._streams[t.id]=n,this._reverseStreams[n.id]=t,t=n}r.apply(this,[t])};const i=e.RTCPeerConnection.prototype.removeStream;function o(e,t){let n=t.sdp;return Object.keys(e._reverseStreams||[]).forEach(t=>{const r=e._reverseStreams[t],i=e._streams[r.id];n=n.replace(new RegExp(i.id,"g"),r.id)}),new RTCSessionDescription({type:t.type,sdp:n})}e.RTCPeerConnection.prototype.removeStream=function(e){this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},i.apply(this,[this._streams[e.id]||e]),delete this._reverseStreams[this._streams[e.id]?this._streams[e.id].id:e.id],delete this._streams[e.id]},e.RTCPeerConnection.prototype.addTrack=function(t,n){if("closed"===this.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");const r=[].slice.call(arguments,1);if(1!==r.length||!r[0].getTracks().find(e=>e===t))throw new DOMException("The adapter.js addTrack polyfill only supports a single  stream which is associated with the specified track.","NotSupportedError");if(this.getSenders().find(e=>e.track===t))throw new DOMException("Track already exists.","InvalidAccessError");this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{};const i=this._streams[n.id];if(i)i.addTrack(t),Promise.resolve().then(()=>{this.dispatchEvent(new Event("negotiationneeded"))});else{const r=new e.MediaStream([t]);this._streams[n.id]=r,this._reverseStreams[r.id]=n,this.addStream(r)}return this.getSenders().find(e=>e.track===t)},["createOffer","createAnswer"].forEach(function(t){const n=e.RTCPeerConnection.prototype[t],r={[t](){const e=arguments;return arguments.length&&"function"===typeof arguments[0]?n.apply(this,[t=>{const n=o(this,t);e[0].apply(null,[n])},t=>{e[1]&&e[1].apply(null,t)},arguments[2]]):n.apply(this,arguments).then(e=>o(this,e))}};e.RTCPeerConnection.prototype[t]=r[t]});const s=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){return arguments.length&&arguments[0].type?(arguments[0]=function(e,t){let n=t.sdp;return Object.keys(e._reverseStreams||[]).forEach(t=>{const r=e._reverseStreams[t],i=e._streams[r.id];n=n.replace(new RegExp(r.id,"g"),i.id)}),new RTCSessionDescription({type:t.type,sdp:n})}(this,arguments[0]),s.apply(this,arguments)):s.apply(this,arguments)};const a=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get(){const e=a.get.apply(this);return""===e.type?e:o(this,e)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){if("closed"===this.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");if(!e._pc)throw new DOMException("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.","TypeError");if(!(e._pc===this))throw new DOMException("Sender was not created by this connection.","InvalidAccessError");let t;this._streams=this._streams||{},Object.keys(this._streams).forEach(n=>{this._streams[n].getTracks().find(t=>e.track===t)&&(t=this._streams[n])}),t&&(1===t.getTracks().length?this.removeStream(this._reverseStreams[t.id]):t.removeTrack(e.track),this.dispatchEvent(new Event("negotiationneeded")))}}function O(e,t){!e.RTCPeerConnection&&e.webkitRTCPeerConnection&&(e.RTCPeerConnection=e.webkitRTCPeerConnection),e.RTCPeerConnection&&t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(t){const n=e.RTCPeerConnection.prototype[t],r={[t](){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}};e.RTCPeerConnection.prototype[t]=r[t]})}function U(e,t){t.version>102||y(e,"negotiationneeded",e=>{const n=e.target;if(!(t.version<72||n.getConfiguration&&"plan-b"===n.getConfiguration().sdpSemantics)||"stable"===n.signalingState)return e})}function N(e,t){const n=e&&e.navigator,r=e&&e.MediaStreamTrack;if(n.getUserMedia=function(e,t,r){b("navigator.getUserMedia","navigator.mediaDevices.getUserMedia"),n.mediaDevices.getUserMedia(e).then(t,r)},!(t.version>55&&"autoGainControl"in n.mediaDevices.getSupportedConstraints())){const e=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])},t=n.mediaDevices.getUserMedia.bind(n.mediaDevices);if(n.mediaDevices.getUserMedia=function(n){return"object"===typeof n&&"object"===typeof n.audio&&(n=JSON.parse(JSON.stringify(n)),e(n.audio,"autoGainControl","mozAutoGainControl"),e(n.audio,"noiseSuppression","mozNoiseSuppression")),t(n)},r&&r.prototype.getSettings){const t=r.prototype.getSettings;r.prototype.getSettings=function(){const n=t.apply(this,arguments);return e(n,"mozAutoGainControl","autoGainControl"),e(n,"mozNoiseSuppression","noiseSuppression"),n}}if(r&&r.prototype.applyConstraints){const t=r.prototype.applyConstraints;r.prototype.applyConstraints=function(n){return"audio"===this.kind&&"object"===typeof n&&(n=JSON.parse(JSON.stringify(n)),e(n,"autoGainControl","mozAutoGainControl"),e(n,"noiseSuppression","mozNoiseSuppression")),t.apply(this,[n])}}}}function B(e,t){e.navigator.mediaDevices&&"getDisplayMedia"in e.navigator.mediaDevices||e.navigator.mediaDevices&&(e.navigator.mediaDevices.getDisplayMedia=function(n){if(!n||!n.video){const e=new DOMException("getDisplayMedia without video constraints is undefined");return e.name="NotFoundError",e.code=8,Promise.reject(e)}return!0===n.video?n.video={mediaSource:t}:n.video.mediaSource=t,e.navigator.mediaDevices.getUserMedia(n)})}function L(e){"object"===typeof e&&e.RTCTrackEvent&&"receiver"in e.RTCTrackEvent.prototype&&!("transceiver"in e.RTCTrackEvent.prototype)&&Object.defineProperty(e.RTCTrackEvent.prototype,"transceiver",{get(){return{receiver:this.receiver}}})}function F(e,t){"object"===typeof e&&(e.RTCPeerConnection||e.mozRTCPeerConnection)&&(!e.RTCPeerConnection&&e.mozRTCPeerConnection&&(e.RTCPeerConnection=e.mozRTCPeerConnection),t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach(function(t){const n=e.RTCPeerConnection.prototype[t],r={[t](){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}};e.RTCPeerConnection.prototype[t]=r[t]}))}function z(e,t){if("object"!==typeof e||!e.RTCPeerConnection&&!e.mozRTCPeerConnection)return;if(t.version>=151)return;const n={inboundrtp:"inbound-rtp",outboundrtp:"outbound-rtp",candidatepair:"candidate-pair",localcandidate:"local-candidate",remotecandidate:"remote-candidate"},r=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){const e=Array.prototype.slice.call(arguments),i=e[0],o=e[1],s=e[2];return"closed"===this.signalingState?Promise.resolve(new Map):r.apply(this,[i||null]).then(e=>{if(t.version<53&&!o)try{e.forEach(e=>{e.type=n[e.type]||e.type})}catch(r){if("TypeError"!==r.name)throw r;e.forEach((t,r)=>{e.set(r,Object.assign({},t,{type:n[t.type]||t.type}))})}return e}).then(o,s)}}function j(e){if("object"!==typeof e||!e.RTCPeerConnection||!e.RTCRtpSender)return;if(e.RTCRtpSender&&"getStats"in e.RTCRtpSender.prototype)return;const t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){const e=t.apply(this,[]);return e.forEach(e=>e._pc=this),e});const n=e.RTCPeerConnection.prototype.addTrack;n&&(e.RTCPeerConnection.prototype.addTrack=function(){const e=n.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){return this.track?this._pc.getStats(this.track):Promise.resolve(new Map)}}function V(e){if("object"!==typeof e||!e.RTCPeerConnection||!e.RTCRtpSender)return;if(e.RTCRtpSender&&"getStats"in e.RTCRtpReceiver.prototype)return;const t=e.RTCPeerConnection.prototype.getReceivers;t&&(e.RTCPeerConnection.prototype.getReceivers=function(){const e=t.apply(this,[]);return e.forEach(e=>e._pc=this),e}),y(e,"track",e=>(e.receiver._pc=e.srcElement,e)),e.RTCRtpReceiver.prototype.getStats=function(){return this._pc.getStats(this.track)}}function H(e){e.RTCPeerConnection&&!("removeStream"in e.RTCPeerConnection.prototype)&&(e.RTCPeerConnection.prototype.removeStream=function(e){b("removeStream","removeTrack"),this.getSenders().forEach(t=>{t.track&&e.getTracks().includes(t.track)&&this.removeTrack(t)})})}function W(e){e.DataChannel&&!e.RTCDataChannel&&(e.RTCDataChannel=e.DataChannel)}function K(e){if("object"!==typeof e||!e.RTCPeerConnection)return;const t=e.RTCPeerConnection.prototype.addTransceiver;t&&(e.RTCPeerConnection.prototype.addTransceiver=function(){this.setParametersPromises=[];let e=arguments[1]&&arguments[1].sendEncodings;void 0===e&&(e=[]),e=[...e];const n=e.length>0;n&&e.forEach(e=>{if("rid"in e){if(!/^[a-z0-9]{0,16}$/i.test(e.rid))throw new TypeError("Invalid RID value provided.")}if("scaleResolutionDownBy"in e&&!(parseFloat(e.scaleResolutionDownBy)>=1))throw new RangeError("scale_resolution_down_by must be >= 1.0");if("maxFramerate"in 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o=i[i.length-1];if(0===o.type){if(o.array[o.position]=t,o.position++,o.position!==o.size)continue e;i.pop(),t=o.array}else{if(1===o.type){if(!He(t))throw new De("The type of key must be string or number but "+typeof t);if("__proto__"===t)throw new De("The key __proto__ is not allowed");o.key=t,o.type=2;continue e}if(o.map[o.key]=t,o.readCount++,o.readCount!==o.size){o.key=null,o.type=1;continue e}i.pop(),t=o.map}}return t}},e.prototype.readHeadByte=function(){return-1===this.headByte&&(this.headByte=this.readU8()),this.headByte},e.prototype.complete=function(){this.headByte=-1},e.prototype.readArraySize=function(){var e=this.readHeadByte();switch(e){case 220:return this.readU16();case 221:return this.readU32();default:if(e<160)return e-144;throw new De("Unrecognized array type byte: ".concat(Ne(e)))}},e.prototype.pushMapState=function(e){if(e>this.maxMapLength)throw new De("Max length exceeded: map length (".concat(e,") > maxMapLengthLength (").concat(this.maxMapLength,")"));this.stack.push({type:1,size:e,key:null,readCount:0,map:{}})},e.prototype.pushArrayState=function(e){if(e>this.maxArrayLength)throw new De("Max length exceeded: array length (".concat(e,") > maxArrayLength (").concat(this.maxArrayLength,")"));this.stack.push({type:0,size:e,array:new Array(e),position:0})},e.prototype.decodeUtf8String=function(e,t){var n;if(e>this.maxStrLength)throw new De("Max length exceeded: UTF-8 byte length (".concat(e,") > maxStrLength (").concat(this.maxStrLength,")"));if(this.bytes.byteLength<this.pos+t+e)throw Ye;var r,i=this.pos+t;return r=this.stateIsMapKey()&&(null===(n=this.keyDecoder)||void 0===n?void 0:n.canBeCached(e))?this.keyDecoder.decode(this.bytes,i,e):e>Ae?function(e,t,n){var r=e.subarray(t,t+n);return ke.decode(r)}(this.bytes,i,e):Pe(this.bytes,i,e),this.pos+=t+e,r},e.prototype.stateIsMapKey=function(){return this.stack.length>0&&1===this.stack[this.stack.length-1].type},e.prototype.decodeBinary=function(e,t){if(e>this.maxBinLength)throw new De("Max length exceeded: bin length (".concat(e,") > maxBinLength (").concat(this.maxBinLength,")"));if(!this.hasRemaining(e+t))throw Ye;var n=this.pos+t,r=this.bytes.subarray(n,n+e);return this.pos+=t+e,r},e.prototype.decodeExtension=function(e,t){if(e>this.maxExtLength)throw new De("Max length exceeded: ext length (".concat(e,") > maxExtLength (").concat(this.maxExtLength,")"));var n=this.view.getInt8(this.pos+t),r=this.decodeBinary(e,t+1);return this.extensionCodec.decode(r,n,this.context)},e.prototype.lookU8=function(){return this.view.getUint8(this.pos)},e.prototype.lookU16=function(){return this.view.getUint16(this.pos)},e.prototype.lookU32=function(){return this.view.getUint32(this.pos)},e.prototype.readU8=function(){var e=this.view.getUint8(this.pos);return this.pos++,e},e.prototype.readI8=function(){var e=this.view.getInt8(this.pos);return this.pos++,e},e.prototype.readU16=function(){var e=this.view.getUint16(this.pos);return this.pos+=2,e},e.prototype.readI16=function(){var e=this.view.getInt16(this.pos);return this.pos+=2,e},e.prototype.readU32=function(){var e=this.view.getUint32(this.pos);return this.pos+=4,e},e.prototype.readI32=function(){var e=this.view.getInt32(this.pos);return this.pos+=4,e},e.prototype.readU64=function(){var e,t,n=(e=this.view,t=this.pos,4294967296*e.getUint32(t)+e.getUint32(t+4));return this.pos+=8,n},e.prototype.readI64=function(){var e=be(this.view,this.pos);return this.pos+=8,e},e.prototype.readF32=function(){var e=this.view.getFloat32(this.pos);return this.pos+=4,e},e.prototype.readF64=function(){var e=this.view.getFloat64(this.pos);return this.pos+=8,e}}();var Je;function Xe(e,t,n,r){Object.defineProperty(e,t,{get:n,set:r,enumerable:!0,configurable:!0})}class Ze{constructor(){this.chunkedMTU=16300,this._dataCount=1,this.chunk=e=>{const t=[],n=e.byteLength,r=Math.ceil(n/this.chunkedMTU);let i=0,o=0;for(;o<n;){const s=Math.min(n,o+this.chunkedMTU),a=e.slice(o,s),c={__peerData:this._dataCount,n:i,data:a,total:r};t.push(c),o=s,i++}return this._dataCount++,t}}}function qe(e){let t=0;for(const i of e)t+=i.byteLength;const n=new Uint8Array(t);let r=0;for(const i of e)n.set(i,r),r+=i.byteLength;return n}const $e=me.default||me,et=new class{isWebRTCSupported(){return"undefined"!==typeof RTCPeerConnection}isBrowserSupported(){const e=this.getBrowser(),t=this.getVersion();return!!this.supportedBrowsers.includes(e)&&("chrome"===e?t>=this.minChromeVersion:"firefox"===e?t>=this.minFirefoxVersion:"safari"===e&&(!this.isIOS&&t>=this.minSafariVersion))}getBrowser(){return $e.browserDetails.browser}getVersion(){return $e.browserDetails.version||0}isUnifiedPlanSupported(){const e=this.getBrowser(),t=$e.browserDetails.version||0;if("chrome"===e&&t<this.minChromeVersion)return!1;if("firefox"===e&&t>=this.minFirefoxVersion)return!0;if(!window.RTCRtpTransceiver||!("currentDirection"in RTCRtpTransceiver.prototype))return!1;let n,r=!1;try{n=new RTCPeerConnection,n.addTransceiver("audio"),r=!0}catch(i){}finally{n&&n.close()}return r}toString(){return"Supports:\n    browser:".concat(this.getBrowser(),"\n    version:").concat(this.getVersion(),"\n    isIOS:").concat(this.isIOS,"\n    isWebRTCSupported:").concat(this.isWebRTCSupported(),"\n    isBrowserSupported:").concat(this.isBrowserSupported(),"\n    isUnifiedPlanSupported:").concat(this.isUnifiedPlanSupported())}constructor(){this.isIOS="undefined"!==typeof navigator&&["iPad","iPhone","iPod"].includes(navigator.platform),this.supportedBrowsers=["firefox","chrome","safari"],this.minFirefoxVersion=59,this.minChromeVersion=72,this.minSafariVersion=605}},tt=e=>!e||/^[A-Za-z0-9]+(?:[ _-][A-Za-z0-9]+)*$/.test(e),nt=()=>Math.random().toString(36).slice(2),rt={iceServers:[{urls:"stun:stun.l.google.com:19302"},{urls:["turn:eu-0.turn.peerjs.com:3478","turn:us-0.turn.peerjs.com:3478"],username:"peerjs",credential:"peerjsp"}],sdpSemantics:"unified-plan"};const it=new class extends Ze{noop(){}blobToArrayBuffer(e,t){const n=new FileReader;return n.onload=function(e){e.target&&t(e.target.result)},n.readAsArrayBuffer(e),n}binaryStringToArrayBuffer(e){const t=new Uint8Array(e.length);for(let n=0;n<e.length;n++)t[n]=255&e.charCodeAt(n);return t.buffer}isSecure(){return"https:"===location.protocol}constructor(){super(...arguments),this.CLOUD_HOST="0.peerjs.com",this.CLOUD_PORT=443,this.chunkedBrowsers={Chrome:1,chrome:1},this.defaultConfig=rt,this.browser=et.getBrowser(),this.browserVersion=et.getVersion(),this.pack=l,this.unpack=d,this.supports=function(){const e={browser:et.isBrowserSupported(),webRTC:et.isWebRTCSupported(),audioVideo:!1,data:!1,binaryBlob:!1,reliable:!1};if(!e.webRTC)return e;let t;try{let r;t=new RTCPeerConnection(rt),e.audioVideo=!0;try{r=t.createDataChannel("_PEERJSTEST",{ordered:!0}),e.data=!0,e.reliable=!!r.ordered;try{r.binaryType="blob",e.binaryBlob=!et.isIOS}catch(n){}}catch(n){}finally{r&&r.close()}}catch(n){}finally{t&&t.close()}return e}(),this.validateId=tt,this.randomToken=nt}};var ot,st=new class{get logLevel(){return this._logLevel}set logLevel(e){this._logLevel=e}log(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];this._logLevel>=3&&this._print(3,...t)}warn(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];this._logLevel>=2&&this._print(2,...t)}error(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];this._logLevel>=1&&this._print(1,...t)}setLogFunction(e){this._print=e}_print(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];const i=["PeerJS: ",...n];for(const o in i)i[o]instanceof Error&&(i[o]="("+i[o].name+") "+i[o].message);e>=3?console.log(...i):e>=2?console.warn("WARNING",...i):e>=1&&console.error("ERROR",...i)}constructor(){this._logLevel=0}},at=Object.prototype.hasOwnProperty,ct="~";function ht(){}function dt(e,t,n){this.fn=e,this.context=t,this.once=n||!1}function lt(e,t,n,r,i){if("function"!==typeof n)throw new TypeError("The listener must be a function");var o=new dt(n,r||e,i),s=ct?ct+t:t;return e._events[s]?e._events[s].fn?e._events[s]=[e._events[s],o]:e._events[s].push(o):(e._events[s]=o,e._eventsCount++),e}function pt(e,t){0===--e._eventsCount?e._events=new ht:delete e._events[t]}function ut(){this._events=new ht,this._eventsCount=0}Object.create&&(ht.prototype=Object.create(null),(new ht).__proto__||(ct=!1)),ut.prototype.eventNames=function(){var e,t,n=[];if(0===this._eventsCount)return n;for(t in e=this._events)at.call(e,t)&&n.push(ct?t.slice(1):t);return Object.getOwnPropertySymbols?n.concat(Object.getOwnPropertySymbols(e)):n},ut.prototype.listeners=function(e){var t=ct?ct+e:e,n=this._events[t];if(!n)return[];if(n.fn)return[n.fn];for(var r=0,i=n.length,o=new Array(i);r<i;r++)o[r]=n[r].fn;return o},ut.prototype.listenerCount=function(e){var t=ct?ct+e:e,n=this._events[t];return n?n.fn?1:n.length:0},ut.prototype.emit=function(e,t,n,r,i,o){var s=ct?ct+e:e;if(!this._events[s])return!1;var a,c,h=this._events[s],d=arguments.length;if(h.fn){switch(h.once&&this.removeListener(e,h.fn,void 0,!0),d){case 1:return h.fn.call(h.context),!0;case 2:return h.fn.call(h.context,t),!0;case 3:return h.fn.call(h.context,t,n),!0;case 4:return h.fn.call(h.context,t,n,r),!0;case 5:return h.fn.call(h.context,t,n,r,i),!0;case 6:return h.fn.call(h.context,t,n,r,i,o),!0}for(c=1,a=new Array(d-1);c<d;c++)a[c-1]=arguments[c];h.fn.apply(h.context,a)}else{var l,p=h.length;for(c=0;c<p;c++)switch(h[c].once&&this.removeListener(e,h[c].fn,void 0,!0),d){case 1:h[c].fn.call(h[c].context);break;case 2:h[c].fn.call(h[c].context,t);break;case 3:h[c].fn.call(h[c].context,t,n);break;case 4:h[c].fn.call(h[c].context,t,n,r);break;default:if(!a)for(l=1,a=new Array(d-1);l<d;l++)a[l-1]=arguments[l];h[c].fn.apply(h[c].context,a)}}return!0},ut.prototype.on=function(e,t,n){return lt(this,e,t,n,!1)},ut.prototype.once=function(e,t,n){return lt(this,e,t,n,!0)},ut.prototype.removeListener=function(e,t,n,r){var i=ct?ct+e:e;if(!this._events[i])return this;if(!t)return pt(this,i),this;var o=this._events[i];if(o.fn)o.fn!==t||r&&!o.once||n&&o.context!==n||pt(this,i);else{for(var s=0,a=[],c=o.length;s<c;s++)(o[s].fn!==t||r&&!o[s].once||n&&o[s].context!==n)&&a.push(o[s]);a.length?this._events[i]=1===a.length?a[0]:a:pt(this,i)}return this},ut.prototype.removeAllListeners=function(e){var t;return e?(t=ct?ct+e:e,this._events[t]&&pt(this,t)):(this._events=new ht,this._eventsCount=0),this},ut.prototype.off=ut.prototype.removeListener,ut.prototype.addListener=ut.prototype.on,ut.prefixed=ct,ut.EventEmitter=ut,ot=ut;var ft={};Xe(ft,"ConnectionType",()=>mt),Xe(ft,"PeerErrorType",()=>gt),Xe(ft,"BaseConnectionErrorType",()=>yt),Xe(ft,"DataConnectionErrorType",()=>vt),Xe(ft,"SerializationType",()=>_t),Xe(ft,"SocketEventType",()=>Ct),Xe(ft,"ServerMessageType",()=>bt);var mt=function(e){return e.Data="data",e.Media="media",e}({}),gt=function(e){return e.BrowserIncompatible="browser-incompatible",e.Disconnected="disconnected",e.InvalidID="invalid-id",e.InvalidKey="invalid-key",e.Network="network",e.PeerUnavailable="peer-unavailable",e.SslUnavailable="ssl-unavailable",e.ServerError="server-error",e.SocketError="socket-error",e.SocketClosed="socket-closed",e.UnavailableID="unavailable-id",e.WebRTC="webrtc",e}({}),yt=function(e){return e.NegotiationFailed="negotiation-failed",e.ConnectionClosed="connection-closed",e}({}),vt=function(e){return e.NotOpenYet="not-open-yet",e.MessageToBig="message-too-big",e}({}),_t=function(e){return e.Binary="binary",e.BinaryUTF8="binary-utf8",e.JSON="json",e.None="raw",e}({}),Ct=function(e){return e.Message="message",e.Disconnected="disconnected",e.Error="error",e.Close="close",e}({}),bt=function(e){return e.Heartbeat="HEARTBEAT",e.Candidate="CANDIDATE",e.Offer="OFFER",e.Answer="ANSWER",e.Open="OPEN",e.Error="ERROR",e.IdTaken="ID-TAKEN",e.InvalidKey="INVALID-KEY",e.Leave="LEAVE",e.Expire="EXPIRE",e}({});const wt="1.5.5";class St extends ot.EventEmitter{constructor(e,t,n,r,i){let o=arguments.length>5&&void 0!==arguments[5]?arguments[5]:5e3;super(),this.pingInterval=o,this._disconnected=!0,this._messagesQueue=[];const s=e?"wss://":"ws://";this._baseUrl=s+t+":"+n+r+"peerjs?key="+i}start(e,t){this._id=e;const n="".concat(this._baseUrl,"&id=").concat(e,"&token=").concat(t);!this._socket&&this._disconnected&&(this._socket=new WebSocket(n+"&version="+wt),this._disconnected=!1,this._socket.onmessage=e=>{let t;try{t=JSON.parse(e.data),st.log("Server message received:",t)}catch(n){return void st.log("Invalid server message",e.data)}this.emit(Ct.Message,t)},this._socket.onclose=e=>{this._disconnected||(st.log("Socket closed.",e),this._cleanup(),this._disconnected=!0,this.emit(Ct.Disconnected))},this._socket.onopen=()=>{this._disconnected||(this._sendQueuedMessages(),st.log("Socket open"),this._scheduleHeartbeat())})}_scheduleHeartbeat(){this._wsPingTimer=setTimeout(()=>{this._sendHeartbeat()},this.pingInterval)}_sendHeartbeat(){if(!this._wsOpen())return void st.log("Cannot send heartbeat, because socket closed");const e=JSON.stringify({type:bt.Heartbeat});this._socket.send(e),this._scheduleHeartbeat()}_wsOpen(){return!!this._socket&&1===this._socket.readyState}_sendQueuedMessages(){const e=[...this._messagesQueue];this._messagesQueue=[];for(const t of e)this.send(t)}send(e){if(this._disconnected)return;if(!this._id)return void this._messagesQueue.push(e);if(!e.type)return void this.emit(Ct.Error,"Invalid message");if(!this._wsOpen())return;const t=JSON.stringify(e);this._socket.send(t)}close(){this._disconnected||(this._cleanup(),this._disconnected=!0)}_cleanup(){this._socket&&(this._socket.onopen=this._socket.onmessage=this._socket.onclose=null,this._socket.close(),this._socket=void 0),clearTimeout(this._wsPingTimer)}}class Tt{constructor(e){this.connection=e}startConnection(e){const t=this._startPeerConnection();if(this.connection.peerConnection=t,this.connection.type===mt.Media&&e._stream&&this._addTracksToConnection(e._stream,t),e.originator){const n=this.connection,r={ordered:!!e.reliable},i=t.createDataChannel(n.label,r);n._initializeDataChannel(i),this._makeOffer()}else this.handleSDP("OFFER",e.sdp)}_startPeerConnection(){st.log("Creating RTCPeerConnection.");const e=new RTCPeerConnection(this.connection.provider.options.config);return this._setupListeners(e),e}_setupListeners(e){const t=this.connection.peer,n=this.connection.connectionId,r=this.connection.type,i=this.connection.provider;st.log("Listening for ICE candidates."),e.onicecandidate=e=>{e.candidate&&e.candidate.candidate&&(st.log("Received ICE candidates for ".concat(t,":"),e.candidate),i.socket.send({type:bt.Candidate,payload:{candidate:e.candidate,type:r,connectionId:n},dst:t}))},e.oniceconnectionstatechange=()=>{switch(e.iceConnectionState){case"failed":st.log("iceConnectionState is failed, closing connections to "+t),this.connection.emitError(yt.NegotiationFailed,"Negotiation of connection to "+t+" failed."),this.connection.close();break;case"closed":st.log("iceConnectionState is closed, closing connections to "+t),this.connection.emitError(yt.ConnectionClosed,"Connection to "+t+" closed."),this.connection.close();break;case"disconnected":st.log("iceConnectionState changed to disconnected on the connection with "+t);break;case"completed":e.onicecandidate=()=>{}}this.connection.emit("iceStateChanged",e.iceConnectionState)},st.log("Listening for data channel"),e.ondatachannel=e=>{st.log("Received data channel");const r=e.channel;i.getConnection(t,n)._initializeDataChannel(r)},st.log("Listening for remote stream"),e.ontrack=e=>{st.log("Received remote stream");const r=e.streams[0],o=i.getConnection(t,n);if(o.type===mt.Media){const e=o;this._addStreamToMediaConnection(r,e)}}}cleanup(){st.log("Cleaning up PeerConnection to "+this.connection.peer);const e=this.connection.peerConnection;if(!e)return;this.connection.peerConnection=null,e.onicecandidate=e.oniceconnectionstatechange=e.ondatachannel=e.ontrack=()=>{};const t="closed"!==e.signalingState;let n=!1;const r=this.connection.dataChannel;r&&(n=!!r.readyState&&"closed"!==r.readyState),(t||n)&&e.close()}async _makeOffer(){const e=this.connection.peerConnection,t=this.connection.provider;try{const r=await e.createOffer(this.connection.options.constraints);st.log("Created offer."),this.connection.options.sdpTransform&&"function"===typeof this.connection.options.sdpTransform&&(r.sdp=this.connection.options.sdpTransform(r.sdp)||r.sdp);try{await e.setLocalDescription(r),st.log("Set localDescription:",r,"for:".concat(this.connection.peer));let n={sdp:r,type:this.connection.type,connectionId:this.connection.connectionId,metadata:this.connection.metadata};if(this.connection.type===mt.Data){const e=this.connection;n=(0,c.A)((0,c.A)({},n),{},{label:e.label,reliable:e.reliable,serialization:e.serialization})}t.socket.send({type:bt.Offer,payload:n,dst:this.connection.peer})}catch(n){"OperationError: Failed to set local offer sdp: Called in wrong state: kHaveRemoteOffer"!=n&&(t.emitError(gt.WebRTC,n),st.log("Failed to setLocalDescription, ",n))}}catch(r){t.emitError(gt.WebRTC,r),st.log("Failed to createOffer, ",r)}}async _makeAnswer(){const e=this.connection.peerConnection,t=this.connection.provider;try{const r=await e.createAnswer();st.log("Created answer."),this.connection.options.sdpTransform&&"function"===typeof this.connection.options.sdpTransform&&(r.sdp=this.connection.options.sdpTransform(r.sdp)||r.sdp);try{await e.setLocalDescription(r),st.log("Set localDescription:",r,"for:".concat(this.connection.peer)),t.socket.send({type:bt.Answer,payload:{sdp:r,type:this.connection.type,connectionId:this.connection.connectionId},dst:this.connection.peer})}catch(n){t.emitError(gt.WebRTC,n),st.log("Failed to setLocalDescription, ",n)}}catch(r){t.emitError(gt.WebRTC,r),st.log("Failed to create answer, ",r)}}async handleSDP(e,t){t=new RTCSessionDescription(t);const n=this.connection.peerConnection,r=this.connection.provider;st.log("Setting remote description",t);const i=this;try{await n.setRemoteDescription(t),st.log("Set remoteDescription:".concat(e," for:").concat(this.connection.peer)),"OFFER"===e&&await i._makeAnswer()}catch(o){r.emitError(gt.WebRTC,o),st.log("Failed to setRemoteDescription, ",o)}}async handleCandidate(e){st.log("handleCandidate:",e);try{await this.connection.peerConnection.addIceCandidate(e),st.log("Added ICE candidate for:".concat(this.connection.peer))}catch(t){this.connection.provider.emitError(gt.WebRTC,t),st.log("Failed to handleCandidate, ",t)}}_addTracksToConnection(e,t){if(st.log("add tracks from stream ".concat(e.id," to peer connection")),!t.addTrack)return st.error("Your browser does't support RTCPeerConnection#addTrack. Ignored.");e.getTracks().forEach(n=>{t.addTrack(n,e)})}_addStreamToMediaConnection(e,t){st.log("add stream ".concat(e.id," to media connection ").concat(t.connectionId)),t.addStream(e)}}class Et extends ot.EventEmitter{emitError(e,t){st.error("Error:",t),this.emit("error",new Rt("".concat(e),t))}}class Rt extends Error{constructor(e,t){"string"===typeof t?super(t):(super(),Object.assign(this,t)),this.type=e}}class Pt extends Et{get open(){return this._open}constructor(e,t,n){super(),this.peer=e,this.provider=t,this.options=n,this._open=!1,this.metadata=n.metadata}}class kt extends Pt{get type(){return mt.Media}get localStream(){return this._localStream}get remoteStream(){return this._remoteStream}constructor(e,t,n){super(e,t,n),this._localStream=this.options._stream,this.connectionId=this.options.connectionId||kt.ID_PREFIX+it.randomToken(),this._negotiator=new Tt(this),this._localStream&&this._negotiator.startConnection({_stream:this._localStream,originator:!0})}_initializeDataChannel(e){this.dataChannel=e,this.dataChannel.onopen=()=>{st.log("DC#".concat(this.connectionId," dc connection success")),this.emit("willCloseOnRemote")},this.dataChannel.onclose=()=>{st.log("DC#".concat(this.connectionId," dc closed for:"),this.peer),this.close()}}addStream(e){st.log("Receiving stream",e),this._remoteStream=e,super.emit("stream",e)}handleMessage(e){const t=e.type,n=e.payload;switch(e.type){case bt.Answer:this._negotiator.handleSDP(t,n.sdp),this._open=!0;break;case bt.Candidate:this._negotiator.handleCandidate(n.candidate);break;default:st.warn("Unrecognized message type:".concat(t," from peer:").concat(this.peer))}}answer(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(this._localStream)return void st.warn("Local stream already exists on this MediaConnection. Are you answering a call twice?");this._localStream=e,t&&t.sdpTransform&&(this.options.sdpTransform=t.sdpTransform),this._negotiator.startConnection((0,c.A)((0,c.A)({},this.options._payload),{},{_stream:e}));const n=this.provider._getMessages(this.connectionId);for(const r of n)this.handleMessage(r);this._open=!0}close(){this._negotiator&&(this._negotiator.cleanup(),this._negotiator=null),this._localStream=null,this._remoteStream=null,this.provider&&(this.provider._removeConnection(this),this.provider=null),this.options&&this.options._stream&&(this.options._stream=null),this.open&&(this._open=!1,super.emit("close"))}}kt.ID_PREFIX="mc_";class At{constructor(e){this._options=e}_buildRequest(e){const t=this._options.secure?"https":"http",n=this._options,r=n.host,i=n.port,o=n.path,s=n.key,a=new URL("".concat(t,"://").concat(r,":").concat(i).concat(o).concat(s,"/").concat(e));return a.searchParams.set("ts","".concat(Date.now()).concat(Math.random())),a.searchParams.set("version",wt),fetch(a.href,{referrerPolicy:this._options.referrerPolicy})}async retrieveId(){try{const e=await this._buildRequest("id");if(200!==e.status)throw new Error("Error. Status:".concat(e.status));return e.text()}catch(e){st.error("Error retrieving ID",e);let t="";throw"/"===this._options.path&&this._options.host!==it.CLOUD_HOST&&(t=" If you passed in a `path` to your self-hosted PeerServer, you'll also need to pass in that same path when creating a new Peer."),new Error("Could not get an ID from the server."+t)}}async listAllPeers(){try{const e=await this._buildRequest("peers");if(200!==e.status){if(401===e.status){let e="";throw e=this._options.host===it.CLOUD_HOST?"It looks like you're using the cloud server. You can email team@peerjs.com to enable peer listing for your API key.":"You need to enable `allow_discovery` on your self-hosted PeerServer to use this feature.",new Error("It doesn't look like you have permission to list peers IDs. "+e)}throw new Error("Error. Status:".concat(e.status))}return e.json()}catch(e){throw st.error("Error retrieving list peers",e),new Error("Could not get list peers from the server."+e)}}}class xt extends Pt{get type(){return mt.Data}constructor(e,t,n){super(e,t,n),this.connectionId=this.options.connectionId||xt.ID_PREFIX+nt(),this.label=this.options.label||this.connectionId,this.reliable=!!this.options.reliable,this._negotiator=new Tt(this),this._negotiator.startConnection(this.options._payload||{originator:!0,reliable:this.reliable})}_initializeDataChannel(e){this.dataChannel=e,this.dataChannel.onopen=()=>{st.log("DC#".concat(this.connectionId," dc connection success")),this._open=!0,this.emit("open")},this.dataChannel.onmessage=e=>{st.log("DC#".concat(this.connectionId," dc onmessage:"),e.data)},this.dataChannel.onclose=()=>{st.log("DC#".concat(this.connectionId," dc closed for:"),this.peer),this.close()}}close(e){null!==e&&void 0!==e&&e.flush?this.send({__peerData:{type:"close"}}):(this._negotiator&&(this._negotiator.cleanup(),this._negotiator=null),this.provider&&(this.provider._removeConnection(this),this.provider=null),this.dataChannel&&(this.dataChannel.onopen=null,this.dataChannel.onmessage=null,this.dataChannel.onclose=null,this.dataChannel=null),this.open&&(this._open=!1,super.emit("close")))}send(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(this.open)return this._send(e,t);this.emitError(vt.NotOpenYet,"Connection is not open. You should listen for the `open` event before sending messages.")}async handleMessage(e){const t=e.payload;switch(e.type){case bt.Answer:await this._negotiator.handleSDP(e.type,t.sdp);break;case bt.Candidate:await this._negotiator.handleCandidate(t.candidate);break;default:st.warn("Unrecognized message type:",e.type,"from peer:",this.peer)}}}(Je=xt).ID_PREFIX="dc_",Je.MAX_BUFFERED_AMOUNT=8388608;class It extends xt{get bufferSize(){return this._bufferSize}_initializeDataChannel(e){super._initializeDataChannel(e),this.dataChannel.binaryType="arraybuffer",this.dataChannel.addEventListener("message",e=>this._handleDataMessage(e))}_bufferedSend(e){!this._buffering&&this._trySend(e)||(this._buffer.push(e),this._bufferSize=this._buffer.length)}_trySend(e){if(!this.open)return!1;if(this.dataChannel.bufferedAmount>xt.MAX_BUFFERED_AMOUNT)return this._buffering=!0,setTimeout(()=>{this._buffering=!1,this._tryBuffer()},50),!1;try{this.dataChannel.send(e)}catch(t){return st.error("DC#:".concat(this.connectionId," Error when sending:"),t),this._buffering=!0,this.close(),!1}return!0}_tryBuffer(){if(!this.open)return;if(0===this._buffer.length)return;const e=this._buffer[0];this._trySend(e)&&(this._buffer.shift(),this._bufferSize=this._buffer.length,this._tryBuffer())}close(e){null!==e&&void 0!==e&&e.flush?this.send({__peerData:{type:"close"}}):(this._buffer=[],this._bufferSize=0,super.close())}constructor(){super(...arguments),this._buffer=[],this._bufferSize=0,this._buffering=!1}}class Dt extends It{close(e){super.close(e),this._chunkedData={}}constructor(e,t,n){super(e,t,n),this.chunker=new Ze,this.serialization=_t.Binary,this._chunkedData={}}_handleDataMessage(e){const t=d(e.data),n=t.__peerData;if(n)return"close"===n.type?void this.close():void this._handleChunk(t);this.emit("data",t)}_handleChunk(e){const t=e.__peerData,n=this._chunkedData[t]||{data:[],count:0,total:e.total};if(n.data[e.n]=new Uint8Array(e.data),n.count++,this._chunkedData[t]=n,n.total===n.count){delete this._chunkedData[t];const e=qe(n.data);this._handleDataMessage({data:e})}}_send(e,t){const n=l(e);if(n instanceof Promise)return this._send_blob(n);!t&&n.byteLength>this.chunker.chunkedMTU?this._sendChunks(n):this._bufferedSend(n)}async _send_blob(e){const t=await e;t.byteLength>this.chunker.chunkedMTU?this._sendChunks(t):this._bufferedSend(t)}_sendChunks(e){const t=this.chunker.chunk(e);st.log("DC#".concat(this.connectionId," Try to send ").concat(t.length," chunks..."));for(const n of t)this.send(n,!0)}}class Mt extends It{_handleDataMessage(e){let t=e.data;super.emit("data",t)}_send(e,t){this._bufferedSend(e)}constructor(){super(...arguments),this.serialization=_t.None}}class Ot extends It{_handleDataMessage(e){let t=e.data;const n=this.parse(this.decoder.decode(t)),r=n.__peerData;r&&"close"===r.type?this.close():this.emit("data",n)}_send(e,t){const n=this.encoder.encode(this.stringify(e));n.byteLength>=it.chunkedMTU?this.emitError(vt.MessageToBig,"Message too big for JSON channel"):this._bufferedSend(n)}constructor(){super(...arguments),this.serialization=_t.JSON,this.encoder=new TextEncoder,this.decoder=new TextDecoder,this.stringify=JSON.stringify,this.parse=JSON.parse}}class Ut extends Et{get id(){return this._id}get options(){return this._options}get open(){return this._open}get socket(){return this._socket}get connections(){const e=Object.create(null);for(const n of this._connections){var t=(0,a.A)(n,2);const r=t[0],i=t[1];e[r]=i}return e}get destroyed(){return this._destroyed}get disconnected(){return this._disconnected}constructor(e,t){let n;super(),this._serializers={raw:Mt,json:Ot,binary:Dt,"binary-utf8":Dt,default:Dt},this._id=null,this._lastServerId=null,this._destroyed=!1,this._disconnected=!1,this._open=!1,this._connections=new Map,this._lostMessages=new Map,e&&e.constructor==Object?t=e:e&&(n=e.toString()),t=(0,c.A)({debug:0,host:it.CLOUD_HOST,port:it.CLOUD_PORT,path:"/",key:Ut.DEFAULT_KEY,token:it.randomToken(),config:it.defaultConfig,referrerPolicy:"strict-origin-when-cross-origin",serializers:{}},t),this._options=t,this._serializers=(0,c.A)((0,c.A)({},this._serializers),this.options.serializers),"/"===this._options.host&&(this._options.host=window.location.hostname),this._options.path&&("/"!==this._options.path[0]&&(this._options.path="/"+this._options.path),"/"!==this._options.path[this._options.path.length-1]&&(this._options.path+="/")),void 0===this._options.secure&&this._options.host!==it.CLOUD_HOST?this._options.secure=it.isSecure():this._options.host==it.CLOUD_HOST&&(this._options.secure=!0),this._options.logFunction&&st.setLogFunction(this._options.logFunction),st.logLevel=this._options.debug||0,this._api=new At(t),this._socket=this._createServerConnection(),it.supports.audioVideo||it.supports.data?!n||it.validateId(n)?n?this._initialize(n):this._api.retrieveId().then(e=>this._initialize(e)).catch(e=>this._abort(gt.ServerError,e)):this._delayedAbort(gt.InvalidID,'ID "'.concat(n,'" is invalid')):this._delayedAbort(gt.BrowserIncompatible,"The current browser does not support WebRTC")}_createServerConnection(){const e=new St(this._options.secure,this._options.host,this._options.port,this._options.path,this._options.key,this._options.pingInterval);return e.on(Ct.Message,e=>{this._handleMessage(e)}),e.on(Ct.Error,e=>{this._abort(gt.SocketError,e)}),e.on(Ct.Disconnected,()=>{this.disconnected||(this.emitError(gt.Network,"Lost connection to server."),this.disconnect())}),e.on(Ct.Close,()=>{this.disconnected||this._abort(gt.SocketClosed,"Underlying socket is already closed.")}),e}_initialize(e){this._id=e,this.socket.start(e,this._options.token)}_handleMessage(e){const t=e.type,n=e.payload,r=e.src;switch(t){case bt.Open:this._lastServerId=this.id,this._open=!0,this.emit("open",this.id);break;case bt.Error:this._abort(gt.ServerError,n.msg);break;case bt.IdTaken:this._abort(gt.UnavailableID,'ID "'.concat(this.id,'" is taken'));break;case bt.InvalidKey:this._abort(gt.InvalidKey,'API KEY "'.concat(this._options.key,'" is invalid'));break;case bt.Leave:st.log("Received leave message from ".concat(r)),this._cleanupPeer(r),this._connections.delete(r);break;case bt.Expire:this.emitError(gt.PeerUnavailable,"Could not connect to peer ".concat(r));break;case bt.Offer:{const e=n.connectionId;let t=this.getConnection(r,e);if(t&&(t.close(),st.warn("Offer received for existing Connection ID:".concat(e))),n.type===mt.Media){const i=new kt(r,this,{connectionId:e,_payload:n,metadata:n.metadata});t=i,this._addConnection(r,t),this.emit("call",i)}else{if(n.type!==mt.Data)return void st.warn("Received malformed connection type:".concat(n.type));{const i=new this._serializers[n.serialization](r,this,{connectionId:e,_payload:n,metadata:n.metadata,label:n.label,serialization:n.serialization,reliable:n.reliable});t=i,this._addConnection(r,t),this.emit("connection",i)}}const i=this._getMessages(e);for(const n of i)t.handleMessage(n);break}default:{if(!n)return void st.warn("You received a malformed message from ".concat(r," of type ").concat(t));const i=n.connectionId,o=this.getConnection(r,i);o&&o.peerConnection?o.handleMessage(e):i?this._storeMessage(i,e):st.warn("You received an unrecognized message:",e);break}}}_storeMessage(e,t){this._lostMessages.has(e)||this._lostMessages.set(e,[]),this._lostMessages.get(e).push(t)}_getMessages(e){const t=this._lostMessages.get(e);return t?(this._lostMessages.delete(e),t):[]}connect(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(t=(0,c.A)({serialization:"default"},t),this.disconnected)return st.warn("You cannot connect to a new Peer because you called .disconnect() on this Peer and ended your connection with the server. You can create a new Peer to reconnect, or call reconnect on this peer if you believe its ID to still be available."),void this.emitError(gt.Disconnected,"Cannot connect to new Peer after disconnecting from server.");const n=new this._serializers[t.serialization](e,this,t);return this._addConnection(e,n),n}call(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(this.disconnected)return st.warn("You cannot connect to a new Peer because you called .disconnect() on this Peer and ended your connection with the server. You can create a new Peer to reconnect."),void this.emitError(gt.Disconnected,"Cannot connect to new Peer after disconnecting from server.");if(!t)return void st.error("To call a peer, you must provide a stream from your browser's `getUserMedia`.");const r=new kt(e,this,(0,c.A)((0,c.A)({},n),{},{_stream:t}));return this._addConnection(e,r),r}_addConnection(e,t){st.log("add connection ".concat(t.type,":").concat(t.connectionId," to peerId:").concat(e)),this._connections.has(e)||this._connections.set(e,[]),this._connections.get(e).push(t)}_removeConnection(e){const t=this._connections.get(e.peer);if(t){const n=t.indexOf(e);-1!==n&&t.splice(n,1)}this._lostMessages.delete(e.connectionId)}getConnection(e,t){const n=this._connections.get(e);if(!n)return null;for(const r of n)if(r.connectionId===t)return r;return null}_delayedAbort(e,t){setTimeout(()=>{this._abort(e,t)},0)}_abort(e,t){st.error("Aborting!"),this.emitError(e,t),this._lastServerId?this.disconnect():this.destroy()}destroy(){this.destroyed||(st.log("Destroy peer with ID:".concat(this.id)),this.disconnect(),this._cleanup(),this._destroyed=!0,this.emit("close"))}_cleanup(){for(const e of this._connections.keys())this._cleanupPeer(e),this._connections.delete(e);this.socket.removeAllListeners()}_cleanupPeer(e){const t=this._connections.get(e);if(t)for(const n of t)n.close()}disconnect(){if(this.disconnected)return;const e=this.id;st.log("Disconnect peer with ID:".concat(e)),this._disconnected=!0,this._open=!1,this.socket.close(),this._lastServerId=e,this._id=null,this.emit("disconnected",e)}reconnect(){if(this.disconnected&&!this.destroyed)st.log("Attempting reconnection to server with ID ".concat(this._lastServerId)),this._disconnected=!1,this._initialize(this._lastServerId);else{if(this.destroyed)throw new Error("This peer cannot reconnect to the server. It has already been destroyed.");if(this.disconnected||this.open)throw new Error("Peer ".concat(this.id," cannot reconnect because it is not disconnected from the server!"));st.error("In a hurry? We're still trying to make the initial connection!")}}listAllPeers(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:e=>{};this._api.listAllPeers().then(t=>e(t)).catch(e=>this._abort(gt.ServerError,e))}}Ut.DEFAULT_KEY="peerjs"},1614(e,t,n){n.d(t,{h:()=>w});var r,i=n(5544),o=n(5043),s=Object.defineProperty,a=Object.getOwnPropertySymbols,c=Object.prototype.hasOwnProperty,h=Object.prototype.propertyIsEnumerable,d=(e,t,n)=>t in e?s(e,t,{enumerable:!0,configurable:!0,writable:!0,value:n}):e[t]=n,l=(e,t)=>{for(var n in t||(t={}))c.call(t,n)&&d(e,n,t[n]);if(a)for(var n of a(t))h.call(t,n)&&d(e,n,t[n]);return e},p=(e,t)=>{var n={};for(var r in e)c.call(e,r)&&t.indexOf(r)<0&&(n[r]=e[r]);if(null!=e&&a)for(var r of a(e))t.indexOf(r)<0&&h.call(e,r)&&(n[r]=e[r]);return n};(e=>{const t=class t{constructor(e,n,r,o){if(this.version=e,this.errorCorrectionLevel=n,this.modules=[],this.isFunction=[],e<t.MIN_VERSION||e>t.MAX_VERSION)throw new RangeError("Version value out of 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o=t.NUM_ERROR_CORRECTION_BLOCKS[r.ordinal][n],s=t.ECC_CODEWORDS_PER_BLOCK[r.ordinal][n],a=Math.floor(t.getNumRawDataModules(n)/8),c=o-a%o,h=Math.floor(a/o);let d=[];const l=t.reedSolomonComputeDivisor(s);for(let i=0,u=0;i<o;i++){let n=e.slice(u,u+h-s+(i<c?0:1));u+=n.length;const r=t.reedSolomonComputeRemainder(n,l);i<c&&n.push(0),d.push(n.concat(r))}let p=[];for(let t=0;t<d[0].length;t++)d.forEach((e,n)=>{(t!=h-s||n>=c)&&p.push(e[t])});return i(p.length==a),p}drawCodewords(e){if(e.length!=Math.floor(t.getNumRawDataModules(this.version)/8))throw new RangeError("Invalid argument");let n=0;for(let t=this.size-1;t>=1;t-=2){6==t&&(t=5);for(let i=0;i<this.size;i++)for(let o=0;o<2;o++){const s=t-o,a=0==(t+1&2)?this.size-1-i:i;!this.isFunction[a][s]&&n<8*e.length&&(this.modules[a][s]=r(e[n>>>3],7-(7&n)),n++)}}i(n==8*e.length)}applyMask(e){if(e<0||e>7)throw new RangeError("Mask value out of range");for(let t=0;t<this.size;t++)for(let n=0;n<this.size;n++){let r;switch(e){case 0:r=(n+t)%2==0;break;case 1:r=t%2==0;break;case 2:r=n%3==0;break;case 3:r=(n+t)%3==0;break;case 4:r=(Math.floor(n/3)+Math.floor(t/2))%2==0;break;case 5:r=n*t%2+n*t%3==0;break;case 6:r=(n*t%2+n*t%3)%2==0;break;case 7:r=((n+t)%2+n*t%3)%2==0;break;default:throw new Error("Unreachable")}!this.isFunction[t][n]&&r&&(this.modules[t][n]=!this.modules[t][n])}}getPenaltyScore(){let e=0;for(let i=0;i<this.size;i++){let n=!1,r=0,o=[0,0,0,0,0,0,0];for(let s=0;s<this.size;s++)this.modules[i][s]==n?(r++,5==r?e+=t.PENALTY_N1:r>5&&e++):(this.finderPenaltyAddHistory(r,o),n||(e+=this.finderPenaltyCountPatterns(o)*t.PENALTY_N3),n=this.modules[i][s],r=1);e+=this.finderPenaltyTerminateAndCount(n,r,o)*t.PENALTY_N3}for(let i=0;i<this.size;i++){let n=!1,r=0,o=[0,0,0,0,0,0,0];for(let s=0;s<this.size;s++)this.modules[s][i]==n?(r++,5==r?e+=t.PENALTY_N1:r>5&&e++):(this.finderPenaltyAddHistory(r,o),n||(e+=this.finderPenaltyCountPatterns(o)*t.PENALTY_N3),n=this.modules[s][i],r=1);e+=this.finderPenaltyTerminateAndCount(n,r,o)*t.PENALTY_N3}for(let i=0;i<this.size-1;i++)for(let n=0;n<this.size-1;n++){const r=this.modules[i][n];r==this.modules[i][n+1]&&r==this.modules[i+1][n]&&r==this.modules[i+1][n+1]&&(e+=t.PENALTY_N2)}let n=0;for(const t of this.modules)n=t.reduce((e,t)=>e+(t?1:0),n);const r=this.size*this.size,o=Math.ceil(Math.abs(20*n-10*r)/r)-1;return i(0<=o&&o<=9),e+=o*t.PENALTY_N4,i(0<=e&&e<=2568888),e}getAlignmentPatternPositions(){if(1==this.version)return[];{const e=Math.floor(this.version/7)+2,t=32==this.version?26:2*Math.ceil((4*this.version+4)/(2*e-2));let n=[6];for(let r=this.size-7;n.length<e;r-=t)n.splice(1,0,r);return n}}static getNumRawDataModules(e){if(e<t.MIN_VERSION||e>t.MAX_VERSION)throw new RangeError("Version number out of range");let n=(16*e+128)*e+64;if(e>=2){const t=Math.floor(e/7)+2;n-=(25*t-10)*t-55,e>=7&&(n-=36)}return i(208<=n&&n<=29648),n}static getNumDataCodewords(e,n){return Math.floor(t.getNumRawDataModules(e)/8)-t.ECC_CODEWORDS_PER_BLOCK[n.ordinal][e]*t.NUM_ERROR_CORRECTION_BLOCKS[n.ordinal][e]}static reedSolomonComputeDivisor(e){if(e<1||e>255)throw new RangeError("Degree out of range");let n=[];for(let t=0;t<e-1;t++)n.push(0);n.push(1);let r=1;for(let i=0;i<e;i++){for(let e=0;e<n.length;e++)n[e]=t.reedSolomonMultiply(n[e],r),e+1<n.length&&(n[e]^=n[e+1]);r=t.reedSolomonMultiply(r,2)}return n}static reedSolomonComputeRemainder(e,n){let r=n.map(e=>0);for(const i of e){const e=i^r.shift();r.push(0),n.forEach((n,i)=>r[i]^=t.reedSolomonMultiply(n,e))}return r}static reedSolomonMultiply(e,t){if(e>>>8!=0||t>>>8!=0)throw new RangeError("Byte out of range");let n=0;for(let r=7;r>=0;r--)n=n<<1^285*(n>>>7),n^=(t>>>r&1)*e;return i(n>>>8==0),n}finderPenaltyCountPatterns(e){const t=e[1];i(t<=3*this.size);const n=t>0&&e[2]==t&&e[3]==3*t&&e[4]==t&&e[5]==t;return(n&&e[0]>=4*t&&e[6]>=t?1:0)+(n&&e[6]>=4*t&&e[0]>=t?1:0)}finderPenaltyTerminateAndCount(e,t,n){return e&&(this.finderPenaltyAddHistory(t,n),t=0),t+=this.size,this.finderPenaltyAddHistory(t,n),this.finderPenaltyCountPatterns(n)}finderPenaltyAddHistory(e,t){0==t[0]&&(e+=this.size),t.pop(),t.unshift(e)}};t.MIN_VERSION=1,t.MAX_VERSION=40,t.PENALTY_N1=3,t.PENALTY_N2=3,t.PENALTY_N3=40,t.PENALTY_N4=10,t.ECC_CODEWORDS_PER_BLOCK=[[-1,7,10,15,20,26,18,20,24,30,18,20,24,26,30,22,24,28,30,28,28,28,28,30,30,26,28,30,30,30,30,30,30,30,30,30,30,30,30,30,30],[-1,10,16,26,18,24,16,18,22,22,26,30,22,22,24,24,28,28,26,26,26,26,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28,28],[-1,13,22,18,26,18,24,18,22,20,24,28,26,24,20,30,24,28,28,26,30,28,30,30,30,30,28,30,30,30,30,30,30,30,30,30,30,30,30,30,30],[-1,17,28,22,16,22,28,26,26,24,28,24,28,22,24,24,30,28,28,26,28,30,24,30,30,30,30,30,30,30,30,30,30,30,30,30,30,30,30,30,30]],t.NUM_ERROR_CORRECTION_BLOCKS=[[-1,1,1,1,1,1,2,2,2,2,4,4,4,4,4,6,6,6,6,7,8,8,9,9,10,12,12,12,13,14,15,16,17,18,19,19,20,21,22,24,25],[-1,1,1,1,2,2,4,4,4,5,5,5,8,9,9,10,10,11,13,14,16,17,17,18,20,21,23,25,26,28,29,31,33,35,37,38,40,43,45,47,49],[-1,1,1,2,2,4,4,6,6,8,8,8,10,12,16,12,17,16,18,21,20,23,23,25,27,29,34,34,35,38,40,43,45,48,51,53,56,59,62,65,68],[-1,1,1,2,4,4,4,5,6,8,8,11,11,16,16,18,16,19,21,25,25,25,34,30,32,35,37,40,42,45,48,51,54,57,60,63,66,70,74,77,81]];function 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