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close"),this.transport.close()},e=()=>{this.off("upgrade",e),this.off("upgradeError",e),t()},r=()=>{this.once("upgrade",e),this.once("upgradeError",e)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",()=>{this.upgrading?r():t()}):this.upgrading?r():t()),this}onError(t){S.priorWebsocketSuccess=!1,this.emitReserved("error",t),this.onClose("transport error",t)}onClose(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(this.clearTimeoutFn(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),"function"===typeof removeEventListener&&removeEventListener("offline",this.offlineEventListener,!1),this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}filterUpgrades(t){const e=[];let r=0;const n=t.length;for(;r<n;r++)~this.transports.indexOf(t[r])&&e.push(t[r]);return e}}S.protocol=h["e"];S.protocol;function O(t,e="",r){let n=t;r=r||"undefined"!==typeof location&&location,null==t&&(t=r.protocol+"//"+r.host),"string"===typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?r.protocol+t:r.host+t),/^(https?|wss?):\/\//.test(t)||(t="undefined"!==typeof r?r.protocol+"//"+t:"https://"+t),n=R(t)),n.port||(/^(http|ws)$/.test(n.protocol)?n.port="80":/^(http|ws)s$/.test(n.protocol)&&(n.port="443")),n.path=n.path||"/";const s=-1!==n.host.indexOf(":"),i=s?"["+n.host+"]":n.host;return n.id=n.protocol+"://"+i+":"+n.port+e,n.href=n.protocol+"://"+i+(r&&r.port===n.port?"":":"+n.port),n}const B="function"===typeof ArrayBuffer,C=t=>"function"===typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer,P=Object.prototype.toString,L="function"===typeof Blob||"undefined"!==typeof Blob&&"[object BlobConstructor]"===P.call(Blob),N="function"===typeof File||"undefined"!==typeof 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0,t}function Y(t,e){if(!t)return t;if(t&&t._placeholder)return e[t.num];if(Array.isArray(t))for(let r=0;r<t.length;r++)t[r]=Y(t[r],e);else if("object"===typeof t)for(const r in t)Object.prototype.hasOwnProperty.call(t,r)&&(t[r]=Y(t[r],e));return t}const q=5;var F;(function(t){t[t["CONNECT"]=0]="CONNECT",t[t["DISCONNECT"]=1]="DISCONNECT",t[t["EVENT"]=2]="EVENT",t[t["ACK"]=3]="ACK",t[t["CONNECT_ERROR"]=4]="CONNECT_ERROR",t[t["BINARY_EVENT"]=5]="BINARY_EVENT",t[t["BINARY_ACK"]=6]="BINARY_ACK"})(F||(F={}));class V{constructor(t){this.replacer=t}encode(t){return t.type!==F.EVENT&&t.type!==F.ACK||!U(t)?[this.encodeAsString(t)]:(t.type=t.type===F.EVENT?F.BINARY_EVENT:F.BINARY_ACK,this.encodeAsBinary(t))}encodeAsString(t){let e=""+t.type;return t.type!==F.BINARY_EVENT&&t.type!==F.BINARY_ACK||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data&&(e+=JSON.stringify(t.data,this.replacer)),e}encodeAsBinary(t){const e=j(t),r=this.encodeAsString(e.packet),n=e.buffers;return n.unshift(r),n}}class H extends d["a"]{constructor(t){super(),this.reviver=t}add(t){let e;if("string"===typeof t)e=this.decodeString(t),e.type===F.BINARY_EVENT||e.type===F.BINARY_ACK?(this.reconstructor=new z(e),0===e.attachments&&super.emitReserved("decoded",e)):super.emitReserved("decoded",e);else{if(!I(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");e=this.reconstructor.takeBinaryData(t),e&&(this.reconstructor=null,super.emitReserved("decoded",e))}}decodeString(t){let e=0;const r={type:Number(t.charAt(0))};if(void 0===F[r.type])throw new Error("unknown packet type "+r.type);if(r.type===F.BINARY_EVENT||r.type===F.BINARY_ACK){const n=e+1;while("-"!==t.charAt(++e)&&e!=t.length);const s=t.substring(n,e);if(s!=Number(s)||"-"!==t.charAt(e))throw new Error("Illegal attachments");r.attachments=Number(s)}if("/"===t.charAt(e+1)){const n=e+1;while(++e){const r=t.charAt(e);if(","===r)break;if(e===t.length)break}r.nsp=t.substring(n,e)}else r.nsp="/";const n=t.charAt(e+1);if(""!==n&&Number(n)==n){const n=e+1;while(++e){const r=t.charAt(e);if(null==r||Number(r)!=r){--e;break}if(e===t.length)break}r.id=Number(t.substring(n,e+1))}if(t.charAt(++e)){const n=this.tryParse(t.substr(e));if(!H.isPayloadValid(r.type,n))throw new Error("invalid payload");r.data=n}return r}tryParse(t){try{return JSON.parse(t,this.reviver)}catch(e){return!1}}static isPayloadValid(t,e){switch(t){case F.CONNECT:return"object"===typeof e;case F.DISCONNECT:return void 0===e;case F.CONNECT_ERROR:return"string"===typeof e||"object"===typeof e;case F.EVENT:case F.BINARY_EVENT:return Array.isArray(e)&&e.length>0;case F.ACK:case F.BINARY_ACK:return Array.isArray(e)}}destroy(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}class z{constructor(t){this.packet=t,this.buffers=[],this.reconPack=t}takeBinaryData(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){const t=D(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null}finishedReconstruction(){this.reconPack=null,this.buffers=[]}}function J(t,e,r){return t.on(e,r),function(){t.off(e,r)}}const K=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});class W extends d["a"]{constructor(t,e,r){super(),this.connected=!1,this.receiveBuffer=[],this.sendBuffer=[],this.ids=0,this.acks={},this.flags={},this.io=t,this.nsp=e,r&&r.auth&&(this.auth=r.auth),this.io._autoConnect&&this.open()}get disconnected(){return!this.connected}subEvents(){if(this.subs)return;const t=this.io;this.subs=[J(t,"open",this.onopen.bind(this)),J(t,"packet",this.onpacket.bind(this)),J(t,"error",this.onerror.bind(this)),J(t,"close",this.onclose.bind(this))]}get active(){return!!this.subs}connect(){return this.connected||(this.subEvents(),this.io["_reconnecting"]||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}open(){return this.connect()}send(...t){return t.unshift("message"),this.emit.apply(this,t),this}emit(t,...e){if(K.hasOwnProperty(t))throw new Error('"'+t+'" is a reserved event name');e.unshift(t);const r={type:F.EVENT,data:e,options:{}};if(r.options.compress=!1!==this.flags.compress,"function"===typeof e[e.length-1]){const t=this.ids++,n=e.pop();this._registerAckCallback(t,n),r.id=t}const n=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable,s=this.flags.volatile&&(!n||!this.connected);return s||(this.connected?(this.notifyOutgoingListeners(r),this.packet(r)):this.sendBuffer.push(r)),this.flags={},this}_registerAckCallback(t,e){const r=this.flags.timeout;if(void 0===r)return void(this.acks[t]=e);const n=this.io.setTimeoutFn(()=>{delete this.acks[t];for(let e=0;e<this.sendBuffer.length;e++)this.sendBuffer[e].id===t&&this.sendBuffer.splice(e,1);e.call(this,new Error("operation has timed out"))},r);this.acks[t]=(...t)=>{this.io.clearTimeoutFn(n),e.apply(this,[null,...t])}}packet(t){t.nsp=this.nsp,this.io._packet(t)}onopen(){"function"==typeof this.auth?this.auth(t=>{this.packet({type:F.CONNECT,data:t})}):this.packet({type:F.CONNECT,data:this.auth})}onerror(t){this.connected||this.emitReserved("connect_error",t)}onclose(t,e){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,e)}onpacket(t){const e=t.nsp===this.nsp;if(e)switch(t.type){case F.CONNECT:if(t.data&&t.data.sid){const e=t.data.sid;this.onconnect(e)}else this.emitReserved("connect_error",new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));break;case F.EVENT:case F.BINARY_EVENT:this.onevent(t);break;case F.ACK:case F.BINARY_ACK:this.onack(t);break;case F.DISCONNECT:this.ondisconnect();break;case F.CONNECT_ERROR:this.destroy();const e=new Error(t.data.message);e.data=t.data.data,this.emitReserved("connect_error",e);break}}onevent(t){const e=t.data||[];null!=t.id&&e.push(this.ack(t.id)),this.connected?this.emitEvent(e):this.receiveBuffer.push(Object.freeze(e))}emitEvent(t){if(this._anyListeners&&this._anyListeners.length){const e=this._anyListeners.slice();for(const r of e)r.apply(this,t)}super.emit.apply(this,t)}ack(t){const e=this;let r=!1;return function(...n){r||(r=!0,e.packet({type:F.ACK,id:t,data:n}))}}onack(t){const e=this.acks[t.id];"function"===typeof e&&(e.apply(this,t.data),delete this.acks[t.id])}onconnect(t){this.id=t,this.connected=!0,this.emitBuffered(),this.emitReserved("connect")}emitBuffered(){this.receiveBuffer.forEach(t=>this.emitEvent(t)),this.receiveBuffer=[],this.sendBuffer.forEach(t=>{this.notifyOutgoingListeners(t),this.packet(t)}),this.sendBuffer=[]}ondisconnect(){this.destroy(),this.onclose("io server disconnect")}destroy(){this.subs&&(this.subs.forEach(t=>t()),this.subs=void 0),this.io["_destroy"](this)}disconnect(){return this.connected&&this.packet({type:F.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}close(){return this.disconnect()}compress(t){return this.flags.compress=t,this}get volatile(){return this.flags.volatile=!0,this}timeout(t){return this.flags.timeout=t,this}onAny(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}prependAny(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}offAny(t){if(!this._anyListeners)return this;if(t){const e=this._anyListeners;for(let r=0;r<e.length;r++)if(t===e[r])return e.splice(r,1),this}else this._anyListeners=[];return this}listenersAny(){return this._anyListeners||[]}onAnyOutgoing(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(t),this}prependAnyOutgoing(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(t),this}offAnyOutgoing(t){if(!this._anyOutgoingListeners)return this;if(t){const e=this._anyOutgoingListeners;for(let r=0;r<e.length;r++)if(t===e[r])return e.splice(r,1),this}else this._anyOutgoingListeners=[];return this}listenersAnyOutgoing(){return this._anyOutgoingListeners||[]}notifyOutgoingListeners(t){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){const e=this._anyOutgoingListeners.slice();for(const r of e)r.apply(this,t.data)}}}function $(t){t=t||{},this.ms=t.min||100,this.max=t.max||1e4,this.factor=t.factor||2,this.jitter=t.jitter>0&&t.jitter<=1?t.jitter:0,this.attempts=0}$.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),r=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-r:t+r}return 0|Math.min(t,this.max)},$.prototype.reset=function(){this.attempts=0},$.prototype.setMin=function(t){this.ms=t},$.prototype.setMax=function(t){this.max=t},$.prototype.setJitter=function(t){this.jitter=t};class X extends d["a"]{constructor(t,e){var r;super(),this.nsps={},this.subs=[],t&&"object"===typeof t&&(e=t,t=void 0),e=e||{},e.path=e.path||"/socket.io",this.opts=e,Object(g["b"])(this,e),this.reconnection(!1!==e.reconnection),this.reconnectionAttempts(e.reconnectionAttempts||1/0),this.reconnectionDelay(e.reconnectionDelay||1e3),this.reconnectionDelayMax(e.reconnectionDelayMax||5e3),this.randomizationFactor(null!==(r=e.randomizationFactor)&&void 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t=this.engine;this.subs.push(J(t,"ping",this.onping.bind(this)),J(t,"data",this.ondata.bind(this)),J(t,"error",this.onerror.bind(this)),J(t,"close",this.onclose.bind(this)),J(this.decoder,"decoded",this.ondecoded.bind(this)))}onping(){this.emitReserved("ping")}ondata(t){this.decoder.add(t)}ondecoded(t){this.emitReserved("packet",t)}onerror(t){this.emitReserved("error",t)}socket(t,e){let r=this.nsps[t];return r||(r=new W(this,t,e),this.nsps[t]=r),r}_destroy(t){const e=Object.keys(this.nsps);for(const r of e){const t=this.nsps[r];if(t.active)return}this._close()}_packet(t){const e=this.encoder.encode(t);for(let r=0;r<e.length;r++)this.engine.write(e[r],t.options)}cleanup(){this.subs.forEach(t=>t()),this.subs.length=0,this.decoder.destroy()}_close(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}disconnect(){return 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