socket.io - npm Package Compare versions

Comparing version 4.7.5 to 4.8.0

client-dist/socket.io.esm.min.js

 /*!
- * Socket.IO v4.7.5
+ * Socket.IO v4.8.0
  * (c) 2014-2024 Guillermo Rauch
  * Released under the MIT License.
  */
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n=()=>{s||(e.send([{type:"ping",data:"probe"}]),e.once("packet",(t=>{if(!s)if("pong"===t.type&&"probe"===t.data){if(this.upgrading=!0,this.emitReserved("upgrading",e),!e)return;X.priorWebsocketSuccess="websocket"===e.name,this.transport.pause((()=>{s||"closed"!==this.readyState&&(c(),this.setTransport(e),e.send([{type:"upgrade"}]),this.emitReserved("upgrade",e),e=null,this.upgrading=!1,this.flush())}))}else{const t=new Error("probe error");t.transport=e.name,this.emitReserved("upgradeError",t)}})))};function i(){s||(s=!0,c(),e.close(),e=null)}const r=t=>{const s=new Error("probe error: "+t);s.transport=e.name,i(),this.emitReserved("upgradeError",s)};function o(){r("transport closed")}function a(){r("socket closed")}function h(t){e&&t.name!==e.name&&i()}const c=()=>{e.removeListener("open",n),e.removeListener("error",r),e.removeListener("close",o),this.off("close",a),this.off("upgrading",h)};e.once("open",n),e.once("error",r),e.once("close",o),this.once("close",a),this.once("upgrading",h),-1!==this.upgrades.indexOf("webtransport")&&"webtransport"!==t?this.setTimeoutFn((()=>{s||e.open()}),200):e.open()}onOpen(){if(this.readyState="open",X.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade){let t=0;const e=this.upgrades.length;for(;t<e;t++)this.probe(this.upgrades[t])}}onPacket(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",t),this.emitReserved("heartbeat"),this.resetPingTimeout(),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong");break;case"error":const e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emitReserved("data",t.data),this.emitReserved("message",t.data)}}onHandshake(t){this.emitReserved("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.upgrades=this.filterUpgrades(t.upgrades),this.pingInterval=t.pingInterval,this.pingTimeout=t.pingTimeout,this.maxPayload=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.resetPingTimeout()}resetPingTimeout(){this.clearTimeoutFn(this.pingTimeoutTimer),this.pingTimeoutTimer=this.setTimeoutFn((()=>{this.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}onDrain(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}flush(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){const t=this.getWritablePackets();this.transport.send(t),this.prevBufferLen=t.length,this.emitReserved("flush")}}getWritablePackets(){if(!(this.maxPayload&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;let t=1;for(let s=0;s<this.writeBuffer.length;s++){const n=this.writeBuffer[s].data;if(n&&(t+="string"==typeof(e=n)?function(t){let e=0,s=0;for(let n=0,i=t.length;n<i;n++)e=t.charCodeAt(n),e<128?s+=1:e<2048?s+=2:e<55296||e>=57344?s+=3:(n++,s+=4);return s}(e):Math.ceil(1.33*(e.byteLength||e.size))),s>0&&t>this.maxPayload)return this.writeBuffer.slice(0,s);t+=2}var e;return this.writeBuffer}write(t,e,s){return this.sendPacket("message",t,e,s),this}send(t,e,s){return this.sendPacket("message",t,e,s),this}sendPacket(t,e,s,n){if("function"==typeof e&&(n=e,e=void 0),"function"==typeof s&&(n=s,s=null),"closing"===this.readyState||"closed"===this.readyState)return;(s=s||{}).compress=!1!==s.compress;const i={type:t,data:e,options:s};this.emitReserved("packetCreate",i),this.writeBuffer.push(i),n&&this.once("flush",n),this.flush()}close(){const t=()=>{this.onClose("forced close"),this.transport.close()},e=()=>{this.off("upgrade",e),this.off("upgradeError",e),t()},s=()=>{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?s():t()})):this.upgrading?s():t()),this}onError(t){X.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("beforeunload",this.beforeunloadEventListener,!1),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 s=0;const n=t.length;for(;s<n;s++)~this.transports.indexOf(t[s])&&e.push(t[s]);return e}}X.protocol=4;const G="function"==typeof ArrayBuffer,Z=t=>"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer,tt=Object.prototype.toString,et="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===tt.call(Blob),st="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===tt.call(File);function nt(t){return G&&(t instanceof ArrayBuffer||Z(t))||et&&t instanceof Blob||st&&t instanceof File}function it(t,e){if(!t||"object"!=typeof t)return!1;if(Array.isArray(t)){for(let e=0,s=t.length;e<s;e++)if(it(t[e]))return!0;return!1}if(nt(t))return!0;if(t.toJSON&&"function"==typeof t.toJSON&&1===arguments.length)return it(t.toJSON(),!0);for(const e in t)if(Object.prototype.hasOwnProperty.call(t,e)&&it(t[e]))return!0;return!1}function rt(t){const e=[],s=t.data,n=t;return n.data=ot(s,e),n.attachments=e.length,{packet:n,buffers:e}}function ot(t,e){if(!t)return t;if(nt(t)){const s={_placeholder:!0,num:e.length};return e.push(t),s}if(Array.isArray(t)){const s=new Array(t.length);for(let n=0;n<t.length;n++)s[n]=ot(t[n],e);return s}if("object"==typeof t&&!(t instanceof Date)){const s={};for(const n in t)Object.prototype.hasOwnProperty.call(t,n)&&(s[n]=ot(t[n],e));return s}return t}function at(t,e){return t.data=ht(t.data,e),delete t.attachments,t}function ht(t,e){if(!t)return t;if(t&&!0===t._placeholder){if("number"==typeof t.num&&t.num>=0&&t.num<e.length)return e[t.num];throw new Error("illegal attachments")}if(Array.isArray(t))for(let s=0;s<t.length;s++)t[s]=ht(t[s],e);else if("object"==typeof t)for(const s in t)Object.prototype.hasOwnProperty.call(t,s)&&(t[s]=ht(t[s],e));return t}const ct=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"],ut=5;var pt;!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"}(pt||(pt={}));function lt(t){return"[object Object]"===Object.prototype.toString.call(t)}class dt extends k{constructor(t){super(),this.reviver=t}add(t){let e;if("string"==typeof t){if(this.reconstructor)throw new Error("got plaintext data when reconstructing a packet");e=this.decodeString(t);const s=e.type===pt.BINARY_EVENT;s||e.type===pt.BINARY_ACK?(e.type=s?pt.EVENT:pt.ACK,this.reconstructor=new ft(e),0===e.attachments&&super.emitReserved("decoded",e)):super.emitReserved("decoded",e)}else{if(!nt(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 s={type:Number(t.charAt(0))};if(void 0===pt[s.type])throw new Error("unknown packet type "+s.type);if(s.type===pt.BINARY_EVENT||s.type===pt.BINARY_ACK){const n=e+1;for(;"-"!==t.charAt(++e)&&e!=t.length;);const i=t.substring(n,e);if(i!=Number(i)||"-"!==t.charAt(e))throw new Error("Illegal attachments");s.attachments=Number(i)}if("/"===t.charAt(e+1)){const n=e+1;for(;++e;){if(","===t.charAt(e))break;if(e===t.length)break}s.nsp=t.substring(n,e)}else s.nsp="/";const n=t.charAt(e+1);if(""!==n&&Number(n)==n){const n=e+1;for(;++e;){const s=t.charAt(e);if(null==s||Number(s)!=s){--e;break}if(e===t.length)break}s.id=Number(t.substring(n,e+1))}if(t.charAt(++e)){const n=this.tryParse(t.substr(e));if(!dt.isPayloadValid(s.type,n))throw new Error("invalid payload");s.data=n}return s}tryParse(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}}static isPayloadValid(t,e){switch(t){case pt.CONNECT:return lt(e);case pt.DISCONNECT:return void 0===e;case pt.CONNECT_ERROR:return"string"==typeof e||lt(e);case pt.EVENT:case pt.BINARY_EVENT:return Array.isArray(e)&&("number"==typeof e[0]||"string"==typeof e[0]&&-1===ct.indexOf(e[0]));case pt.ACK:case pt.BINARY_ACK:return Array.isArray(e)}}destroy(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)}}class ft{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=at(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null}finishedReconstruction(){this.reconPack=null,this.buffers=[]}}var yt=Object.freeze({__proto__:null,protocol:5,get PacketType(){return pt},Encoder:class{constructor(t){this.replacer=t}encode(t){return t.type!==pt.EVENT&&t.type!==pt.ACK||!it(t)?[this.encodeAsString(t)]:this.encodeAsBinary({type:t.type===pt.EVENT?pt.BINARY_EVENT:pt.BINARY_ACK,nsp:t.nsp,data:t.data,id:t.id})}encodeAsString(t){let e=""+t.type;return t.type!==pt.BINARY_EVENT&&t.type!==pt.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=rt(t),s=this.encodeAsString(e.packet),n=e.buffers;return n.unshift(s),n}},Decoder:dt});function gt(t,e,s){return t.on(e,s),function(){t.off(e,s)}}const mt=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});class bt extends k{constructor(t,e,s){super(),this.connected=!1,this.recovered=!1,this.receiveBuffer=[],this.sendBuffer=[],this._queue=[],this._queueSeq=0,this.ids=0,this.acks={},this.flags={},this.io=t,this.nsp=e,s&&s.auth&&(this.auth=s.auth),this._opts=Object.assign({},s),this.io._autoConnect&&this.open()}get disconnected(){return!this.connected}subEvents(){if(this.subs)return;const t=this.io;this.subs=[gt(t,"open",this.onopen.bind(this)),gt(t,"packet",this.onpacket.bind(this)),gt(t,"error",this.onerror.bind(this)),gt(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(mt.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');if(e.unshift(t),this._opts.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this._addToQueue(e),this;const s={type:pt.EVENT,data:e,options:{}};if(s.options.compress=!1!==this.flags.compress,"function"==typeof e[e.length-1]){const t=this.ids++,n=e.pop();this._registerAckCallback(t,n),s.id=t}const n=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable;return this.flags.volatile&&(!n||!this.connected)||(this.connected?(this.notifyOutgoingListeners(s),this.packet(s)):this.sendBuffer.push(s)),this.flags={},this}_registerAckCallback(t,e){var s;const n=null!==(s=this.flags.timeout)&&void 0!==s?s:this._opts.ackTimeout;if(void 0===n)return void(this.acks[t]=e);const i=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"))}),n),r=(...t)=>{this.io.clearTimeoutFn(i),e.apply(this,t)};r.withError=!0,this.acks[t]=r}emitWithAck(t,...e){return new Promise(((s,n)=>{const i=(t,e)=>t?n(t):s(e);i.withError=!0,e.push(i),this.emit(t,...e)}))}_addToQueue(t){let e;"function"==typeof t[t.length-1]&&(e=t.pop());const s={id:this._queueSeq++,tryCount:0,pending:!1,args:t,flags:Object.assign({fromQueue:!0},this.flags)};t.push(((t,...n)=>{if(s!==this._queue[0])return;return null!==t?s.tryCount>this._opts.retries&&(this._queue.shift(),e&&e(t)):(this._queue.shift(),e&&e(null,...n)),s.pending=!1,this._drainQueue()})),this._queue.push(s),this._drainQueue()}_drainQueue(t=!1){if(!this.connected||0===this._queue.length)return;const e=this._queue[0];e.pending&&!t||(e.pending=!0,e.tryCount++,this.flags=e.flags,this.emit.apply(this,e.args))}packet(t){t.nsp=this.nsp,this.io._packet(t)}onopen(){"function"==typeof this.auth?this.auth((t=>{this._sendConnectPacket(t)})):this._sendConnectPacket(this.auth)}_sendConnectPacket(t){this.packet({type:pt.CONNECT,data:this._pid?Object.assign({pid:this._pid,offset:this._lastOffset},t):t})}onerror(t){this.connected||this.emitReserved("connect_error",t)}onclose(t,e){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,e),this._clearAcks()}_clearAcks(){Object.keys(this.acks).forEach((t=>{if(!this.sendBuffer.some((e=>String(e.id)===t))){const e=this.acks[t];delete this.acks[t],e.withError&&e.call(this,new Error("socket has been disconnected"))}}))}onpacket(t){if(t.nsp===this.nsp)switch(t.type){case pt.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):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 pt.EVENT:case pt.BINARY_EVENT:this.onevent(t);break;case pt.ACK:case pt.BINARY_ACK:this.onack(t);break;case pt.DISCONNECT:this.ondisconnect();break;case pt.CONNECT_ERROR:this.destroy();const e=new Error(t.data.message);e.data=t.data.data,this.emitReserved("connect_error",e)}}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 s of e)s.apply(this,t)}super.emit.apply(this,t),this._pid&&t.length&&"string"==typeof t[t.length-1]&&(this._lastOffset=t[t.length-1])}ack(t){const e=this;let s=!1;return function(...n){s||(s=!0,e.packet({type:pt.ACK,id:t,data:n}))}}onack(t){const e=this.acks[t.id];"function"==typeof e&&(delete this.acks[t.id],e.withError&&t.data.unshift(null),e.apply(this,t.data))}onconnect(t,e){this.id=t,this.recovered=e&&this._pid===e,this._pid=e,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this._drainQueue(!0)}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:pt.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 s=0;s<e.length;s++)if(t===e[s])return e.splice(s,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 s=0;s<e.length;s++)if(t===e[s])return e.splice(s,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 s of e)s.apply(this,t.data)}}}function wt(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}wt.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),s=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-s:t+s}return 0|Math.min(t,this.max)},wt.prototype.reset=function(){this.attempts=0},wt.prototype.setMin=function(t){this.ms=t},wt.prototype.setMax=function(t){this.max=t},wt.prototype.setJitter=function(t){this.jitter=t};class vt extends k{constructor(t,e){var s;super(),this.nsps={},this.subs=[],t&&"object"==typeof t&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",this.opts=e,T(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!==(s=e.randomizationFactor)&&void 0!==s?s:.5),this.backoff=new wt({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this._readyState="closed",this.uri=t;const n=e.parser||yt;this.encoder=new n.Encoder,this.decoder=new n.Decoder,this._autoConnect=!1!==e.autoConnect,this._autoConnect&&this.open()}reconnection(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection}reconnectionAttempts(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}reconnectionDelay(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}randomizationFactor(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}reconnectionDelayMax(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}timeout(t){return arguments.length?(this._timeout=t,this):this._timeout}maybeReconnectOnOpen(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}open(t){if(~this._readyState.indexOf("open"))return this;this.engine=new X(this.uri,this.opts);const e=this.engine,s=this;this._readyState="opening",this.skipReconnect=!1;const n=gt(e,"open",(function(){s.onopen(),t&&t()})),i=e=>{this.cleanup(),this._readyState="closed",this.emitReserved("error",e),t?t(e):this.maybeReconnectOnOpen()},r=gt(e,"error",i);if(!1!==this._timeout){const t=this._timeout,s=this.setTimeoutFn((()=>{n(),i(new Error("timeout")),e.close()}),t);this.opts.autoUnref&&s.unref(),this.subs.push((()=>{this.clearTimeoutFn(s)}))}return this.subs.push(n),this.subs.push(r),this}connect(t){return this.open(t)}onopen(){this.cleanup(),this._readyState="open",this.emitReserved("open");const t=this.engine;this.subs.push(gt(t,"ping",this.onping.bind(this)),gt(t,"data",this.ondata.bind(this)),gt(t,"error",this.onerror.bind(this)),gt(t,"close",this.onclose.bind(this)),gt(this.decoder,"decoded",this.ondecoded.bind(this)))}onping(){this.emitReserved("ping")}ondata(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}}ondecoded(t){K((()=>{this.emitReserved("packet",t)}),this.setTimeoutFn)}onerror(t){this.emitReserved("error",t)}socket(t,e){let s=this.nsps[t];return s?this._autoConnect&&!s.active&&s.connect():(s=new bt(this,t,e),this.nsps[t]=s),s}_destroy(t){const e=Object.keys(this.nsps);for(const t of e){if(this.nsps[t].active)return}this._close()}_packet(t){const e=this.encoder.encode(t);for(let s=0;s<e.length;s++)this.engine.write(e[s],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 this._close()}onclose(t,e){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t,e),this._reconnection&&!this.skipReconnect&&this.reconnect()}reconnect(){if(this._reconnecting||this.skipReconnect)return this;const t=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{const e=this.backoff.duration();this._reconnecting=!0;const s=this.setTimeoutFn((()=>{t.skipReconnect||(this.emitReserved("reconnect_attempt",t.backoff.attempts),t.skipReconnect||t.open((e=>{e?(t._reconnecting=!1,t.reconnect(),this.emitReserved("reconnect_error",e)):t.onreconnect()})))}),e);this.opts.autoUnref&&s.unref(),this.subs.push((()=>{this.clearTimeoutFn(s)}))}}onreconnect(){const t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}const kt={};function _t(t,e){"object"==typeof t&&(e=t,t=void 0);const s=function(t,e="",s){let n=t;s=s||"undefined"!=typeof location&&location,null==t&&(t=s.protocol+"//"+s.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?s.protocol+t:s.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==s?s.protocol+"//"+t:"https://"+t),n=Q(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 i=-1!==n.host.indexOf(":")?"["+n.host+"]":n.host;return n.id=n.protocol+"://"+i+":"+n.port+e,n.href=n.protocol+"://"+i+(s&&s.port===n.port?"":":"+n.port),n}(t,(e=e||{}).path||"/socket.io"),n=s.source,i=s.id,r=s.path,o=kt[i]&&r in kt[i].nsps;let a;return e.forceNew||e["force new connection"]||!1===e.multiplex||o?a=new vt(n,e):(kt[i]||(kt[i]=new vt(n,e)),a=kt[i]),s.query&&!e.query&&(e.query=s.queryKey),a.socket(s.path,e)}Object.assign(_t,{Manager:vt,Socket:bt,io:_t,connect:_t});export{vt as Manager,bt as Socket,_t as connect,_t as default,_t as io,ut as protocol};
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super.emitReserved("error",new C(t,s,i)),this}open(){return this.readyState="opening",this.doOpen(),this}close(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this}send(t){"open"===this.readyState&&this.write(t)}onOpen(){this.readyState="open",this.writable=!0,super.emitReserved("open")}onData(t){const s=p(t,this.socket.binaryType);this.onPacket(s)}onPacket(t){super.emitReserved("packet",t)}onClose(t){this.readyState="closed",super.emitReserved("close",t)}pause(t){}createUri(t,s={}){return t+"://"+this.i()+this.o()+this.opts.path+this.h(s)}i(){const t=this.opts.hostname;return-1===t.indexOf(":")?t:"["+t+"]"}o(){return this.opts.port&&(this.opts.secure&&Number(443!==this.opts.port)||!this.opts.secure&&80!==Number(this.opts.port))?":"+this.opts.port:""}h(t){const s=function(t){let s="";for(let i in t)t.hasOwnProperty(i)&&(s.length&&(s+="&"),s+=encodeURIComponent(i)+"="+encodeURIComponent(t[i]));return s}(t);return s.length?"?"+s:""}}class U 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e}(0,r.path),r.queryKey=function(t,s){const i={};return s.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(t,s,e){s&&(i[s]=e)})),i}(0,r.query),r}const z="function"==typeof addEventListener&&"function"==typeof removeEventListener,J=[];z&&addEventListener("offline",(()=>{J.forEach((t=>t()))}),!1);class Q extends k{constructor(t,s){if(super(),this.binaryType="arraybuffer",this.writeBuffer=[],this.P=0,this.D=-1,this.M=-1,this.L=-1,this.R=1/0,t&&"object"==typeof t&&(s=t,t=null),t){const i=W(t);s.hostname=i.host,s.secure="https"===i.protocol||"wss"===i.protocol,s.port=i.port,i.query&&(s.query=i.query)}else s.host&&(s.hostname=W(s.host).host);B(this,s),this.secure=null!=s.secure?s.secure:"undefined"!=typeof location&&"https:"===location.protocol,s.hostname&&!s.port&&(s.port=this.secure?"443":"80"),this.hostname=s.hostname||("undefined"!=typeof location?location.hostname:"localhost"),this.port=s.port||("undefined"!=typeof location&&location.port?location.port:this.secure?"443":"80"),this.transports=[],this.S={},s.transports.forEach((t=>{const s=t.prototype.name;this.transports.push(s),this.S[s]=t})),this.opts=Object.assign({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,timestampParam:"t",rememberUpgrade:!1,addTrailingSlash:!0,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!1},s),this.opts.path=this.opts.path.replace(/\/$/,"")+(this.opts.addTrailingSlash?"/":""),"string"==typeof this.opts.query&&(this.opts.query=function(t){let s={},i=t.split("&");for(let t=0,e=i.length;t<e;t++){let e=i[t].split("=");s[decodeURIComponent(e[0])]=decodeURIComponent(e[1])}return s}(this.opts.query)),z&&(this.opts.closeOnBeforeunload&&(this.I=()=>{this.transport&&(this.transport.removeAllListeners(),this.transport.close())},addEventListener("beforeunload",this.I,!1)),"localhost"!==this.hostname&&(this.$=()=>{this.F("transport close",{description:"network connection lost"})},J.push(this.$))),this.opts.withCredentials&&(this.V=void 0),this.q()}createTransport(t){const s=Object.assign({},this.opts.query);s.EIO=4,s.transport=t,this.id&&(s.sid=this.id);const i=Object.assign({},this.opts,{query:s,socket:this,hostname:this.hostname,secure:this.secure,port:this.port},this.opts.transportOptions[t]);return new this.S[t](i)}q(){if(0===this.transports.length)return void this.setTimeoutFn((()=>{this.emitReserved("error","No transports available")}),0);const t=this.opts.rememberUpgrade&&Q.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket")?"websocket":this.transports[0];this.readyState="opening";const s=this.createTransport(t);s.open(),this.setTransport(s)}setTransport(t){this.transport&&this.transport.removeAllListeners(),this.transport=t,t.on("drain",this.H.bind(this)).on("packet",this.X.bind(this)).on("error",this.j.bind(this)).on("close",(t=>this.F("transport close",t)))}onOpen(){this.readyState="open",Q.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush()}X(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",t),this.emitReserved("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.W("pong"),this.emitReserved("ping"),this.emitReserved("pong"),this.J();break;case"error":const s=new Error("server error");s.code=t.data,this.j(s);break;case"message":this.emitReserved("data",t.data),this.emitReserved("message",t.data)}}onHandshake(t){this.emitReserved("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.D=t.pingInterval,this.M=t.pingTimeout,this.L=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.J()}J(){this.clearTimeoutFn(this.K);const t=this.D+this.M;this.R=Date.now()+t,this.K=this.setTimeoutFn((()=>{this.F("ping timeout")}),t),this.opts.autoUnref&&this.K.unref()}H(){this.writeBuffer.splice(0,this.P),this.P=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}flush(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){const t=this.Y();this.transport.send(t),this.P=t.length,this.emitReserved("flush")}}Y(){if(!(this.L&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;let t=1;for(let i=0;i<this.writeBuffer.length;i++){const e=this.writeBuffer[i].data;if(e&&(t+="string"==typeof(s=e)?function(t){let s=0,i=0;for(let e=0,n=t.length;e<n;e++)s=t.charCodeAt(e),s<128?i+=1:s<2048?i+=2:s<55296||s>=57344?i+=3:(e++,i+=4);return i}(s):Math.ceil(1.33*(s.byteLength||s.size))),i>0&&t>this.L)return this.writeBuffer.slice(0,i);t+=2}var s;return this.writeBuffer}G(){if(!this.R)return!0;const t=Date.now()>this.R;return t&&(this.R=0,A((()=>{this.F("ping timeout")}),this.setTimeoutFn)),t}write(t,s,i){return this.W("message",t,s,i),this}send(t,s,i){return this.W("message",t,s,i),this}W(t,s,i,e){if("function"==typeof s&&(e=s,s=void 0),"function"==typeof i&&(e=i,i=null),"closing"===this.readyState||"closed"===this.readyState)return;(i=i||{}).compress=!1!==i.compress;const n={type:t,data:s,options:i};this.emitReserved("packetCreate",n),this.writeBuffer.push(n),e&&this.once("flush",e),this.flush()}close(){const t=()=>{this.F("forced close"),this.transport.close()},s=()=>{this.off("upgrade",s),this.off("upgradeError",s),t()},i=()=>{this.once("upgrade",s),this.once("upgradeError",s)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(()=>{this.upgrading?i():t()})):this.upgrading?i():t()),this}j(t){if(Q.priorWebsocketSuccess=!1,this.opts.tryAllTransports&&this.transports.length>1&&"opening"===this.readyState)return this.transports.shift(),this.q();this.emitReserved("error",t),this.F("transport error",t)}F(t,s){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){if(this.clearTimeoutFn(this.K),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),z&&(this.I&&removeEventListener("beforeunload",this.I,!1),this.$)){const t=J.indexOf(this.$);-1!==t&&J.splice(t,1)}this.readyState="closed",this.id=null,this.emitReserved("close",t,s),this.writeBuffer=[],this.P=0}}}Q.protocol=4;class K extends Q{constructor(){super(...arguments),this.Z=[]}onOpen(){if(super.onOpen(),"open"===this.readyState&&this.opts.upgrade)for(let t=0;t<this.Z.length;t++)this.tt(this.Z[t])}tt(t){let s=this.createTransport(t),i=!1;Q.priorWebsocketSuccess=!1;const e=()=>{i||(s.send([{type:"ping",data:"probe"}]),s.once("packet",(t=>{if(!i)if("pong"===t.type&&"probe"===t.data){if(this.upgrading=!0,this.emitReserved("upgrading",s),!s)return;Q.priorWebsocketSuccess="websocket"===s.name,this.transport.pause((()=>{i||"closed"!==this.readyState&&(a(),this.setTransport(s),s.send([{type:"upgrade"}]),this.emitReserved("upgrade",s),s=null,this.upgrading=!1,this.flush())}))}else{const t=new Error("probe error");t.transport=s.name,this.emitReserved("upgradeError",t)}})))};function n(){i||(i=!0,a(),s.close(),s=null)}const r=t=>{const i=new Error("probe error: "+t);i.transport=s.name,n(),this.emitReserved("upgradeError",i)};function o(){r("transport closed")}function h(){r("socket closed")}function c(t){s&&t.name!==s.name&&n()}const a=()=>{s.removeListener("open",e),s.removeListener("error",r),s.removeListener("close",o),this.off("close",h),this.off("upgrading",c)};s.once("open",e),s.once("error",r),s.once("close",o),this.once("close",h),this.once("upgrading",c),-1!==this.Z.indexOf("webtransport")&&"webtransport"!==t?this.setTimeoutFn((()=>{i||s.open()}),200):s.open()}onHandshake(t){this.Z=this.st(t.upgrades),super.onHandshake(t)}st(t){const s=[];for(let i=0;i<t.length;i++)~this.transports.indexOf(t[i])&&s.push(t[i]);return s}}class Y extends K{constructor(t,s={}){const i="object"==typeof t?t:s;(!i.transports||i.transports&&"string"==typeof i.transports[0])&&(i.transports=(i.transports||["polling","websocket","webtransport"]).map((t=>q[t])).filter((t=>!!t))),super(t,i)}}const G="function"==typeof ArrayBuffer,Z=t=>"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer,tt=Object.prototype.toString,st="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===tt.call(Blob),it="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===tt.call(File);function et(t){return G&&(t instanceof ArrayBuffer||Z(t))||st&&t instanceof Blob||it&&t instanceof File}function nt(t,s){if(!t||"object"!=typeof t)return!1;if(Array.isArray(t)){for(let s=0,i=t.length;s<i;s++)if(nt(t[s]))return!0;return!1}if(et(t))return!0;if(t.toJSON&&"function"==typeof t.toJSON&&1===arguments.length)return nt(t.toJSON(),!0);for(const s in t)if(Object.prototype.hasOwnProperty.call(t,s)&&nt(t[s]))return!0;return!1}function rt(t){const s=[],i=t.data,e=t;return e.data=ot(i,s),e.attachments=s.length,{packet:e,buffers:s}}function ot(t,s){if(!t)return t;if(et(t)){const i={it:!0,num:s.length};return s.push(t),i}if(Array.isArray(t)){const i=new Array(t.length);for(let e=0;e<t.length;e++)i[e]=ot(t[e],s);return i}if("object"==typeof t&&!(t instanceof Date)){const i={};for(const e in t)Object.prototype.hasOwnProperty.call(t,e)&&(i[e]=ot(t[e],s));return i}return t}function ht(t,s){return t.data=ct(t.data,s),delete t.attachments,t}function ct(t,s){if(!t)return t;if(t&&!0===t.it){if("number"==typeof t.num&&t.num>=0&&t.num<s.length)return s[t.num];throw new Error("illegal attachments")}if(Array.isArray(t))for(let i=0;i<t.length;i++)t[i]=ct(t[i],s);else if("object"==typeof t)for(const i in t)Object.prototype.hasOwnProperty.call(t,i)&&(t[i]=ct(t[i],s));return t}const at=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"],ut=5;var ft;!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"}(ft||(ft={}));class lt extends k{constructor(t){super(),this.reviver=t}add(t){let s;if("string"==typeof t){if(this.reconstructor)throw new Error("got plaintext data when reconstructing a packet");s=this.decodeString(t);const i=s.type===ft.BINARY_EVENT;i||s.type===ft.BINARY_ACK?(s.type=i?ft.EVENT:ft.ACK,this.reconstructor=new pt(s),0===s.attachments&&super.emitReserved("decoded",s)):super.emitReserved("decoded",s)}else{if(!et(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");s=this.reconstructor.takeBinaryData(t),s&&(this.reconstructor=null,super.emitReserved("decoded",s))}}decodeString(t){let s=0;const i={type:Number(t.charAt(0))};if(void 0===ft[i.type])throw new Error("unknown packet type "+i.type);if(i.type===ft.BINARY_EVENT||i.type===ft.BINARY_ACK){const e=s+1;for(;"-"!==t.charAt(++s)&&s!=t.length;);const n=t.substring(e,s);if(n!=Number(n)||"-"!==t.charAt(s))throw new Error("Illegal attachments");i.attachments=Number(n)}if("/"===t.charAt(s+1)){const e=s+1;for(;++s;){if(","===t.charAt(s))break;if(s===t.length)break}i.nsp=t.substring(e,s)}else i.nsp="/";const e=t.charAt(s+1);if(""!==e&&Number(e)==e){const e=s+1;for(;++s;){const i=t.charAt(s);if(null==i||Number(i)!=i){--s;break}if(s===t.length)break}i.id=Number(t.substring(e,s+1))}if(t.charAt(++s)){const e=this.tryParse(t.substr(s));if(!lt.isPayloadValid(i.type,e))throw new Error("invalid payload");i.data=e}return i}tryParse(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}}static isPayloadValid(t,s){switch(t){case ft.CONNECT:return yt(s);case ft.DISCONNECT:return void 0===s;case ft.CONNECT_ERROR:return"string"==typeof s||yt(s);case ft.EVENT:case ft.BINARY_EVENT:return Array.isArray(s)&&("number"==typeof s[0]||"string"==typeof s[0]&&-1===at.indexOf(s[0]));case ft.ACK:case ft.BINARY_ACK:return Array.isArray(s)}}destroy(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)}}class pt{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=ht(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null}finishedReconstruction(){this.reconPack=null,this.buffers=[]}}const dt=Number.isInteger||function(t){return"number"==typeof t&&isFinite(t)&&Math.floor(t)===t};function yt(t){return"[object Object]"===Object.prototype.toString.call(t)}var gt=Object.freeze({__proto__:null,protocol:5,get PacketType(){return ft},Encoder:class{constructor(t){this.replacer=t}encode(t){return t.type!==ft.EVENT&&t.type!==ft.ACK||!nt(t)?[this.encodeAsString(t)]:this.encodeAsBinary({type:t.type===ft.EVENT?ft.BINARY_EVENT:ft.BINARY_ACK,nsp:t.nsp,data:t.data,id:t.id})}encodeAsString(t){let s=""+t.type;return t.type!==ft.BINARY_EVENT&&t.type!==ft.BINARY_ACK||(s+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(s+=t.nsp+","),null!=t.id&&(s+=t.id),null!=t.data&&(s+=JSON.stringify(t.data,this.replacer)),s}encodeAsBinary(t){const s=rt(t),i=this.encodeAsString(s.packet),e=s.buffers;return e.unshift(i),e}},Decoder:lt,isPacketValid:function(t){return"string"==typeof t.nsp&&(void 0===(s=t.id)||dt(s))&&function(t,s){switch(t){case ft.CONNECT:return void 0===s||yt(s);case ft.DISCONNECT:return void 0===s;case ft.EVENT:return Array.isArray(s)&&("number"==typeof s[0]||"string"==typeof s[0]&&-1===at.indexOf(s[0]));case ft.ACK:return Array.isArray(s);case ft.CONNECT_ERROR:return"string"==typeof s||yt(s);default:return!1}}(t.type,t.data);var s}});function bt(t,s,i){return t.on(s,i),function(){t.off(s,i)}}const wt=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});class vt extends k{constructor(t,s,i){super(),this.connected=!1,this.recovered=!1,this.receiveBuffer=[],this.sendBuffer=[],this.et=[],this.nt=0,this.ids=0,this.acks={},this.flags={},this.io=t,this.nsp=s,i&&i.auth&&(this.auth=i.auth),this.p=Object.assign({},i),this.io.rt&&this.open()}get disconnected(){return!this.connected}subEvents(){if(this.subs)return;const t=this.io;this.subs=[bt(t,"open",this.onopen.bind(this)),bt(t,"packet",this.onpacket.bind(this)),bt(t,"error",this.onerror.bind(this)),bt(t,"close",this.onclose.bind(this))]}get active(){return!!this.subs}connect(){return this.connected||(this.subEvents(),this.io.ot||this.io.open(),"open"===this.io.ht&&this.onopen()),this}open(){return this.connect()}send(...t){return t.unshift("message"),this.emit.apply(this,t),this}emit(t,...s){var i,e,n;if(wt.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');if(s.unshift(t),this.p.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this.ct(s),this;const r={type:ft.EVENT,data:s,options:{}};if(r.options.compress=!1!==this.flags.compress,"function"==typeof s[s.length-1]){const t=this.ids++,i=s.pop();this.ut(t,i),r.id=t}const o=null===(e=null===(i=this.io.engine)||void 0===i?void 0:i.transport)||void 0===e?void 0:e.writable,h=this.connected&&!(null===(n=this.io.engine)||void 0===n?void 0:n.G());return this.flags.volatile&&!o||(h?(this.notifyOutgoingListeners(r),this.packet(r)):this.sendBuffer.push(r)),this.flags={},this}ut(t,s){var i;const e=null!==(i=this.flags.timeout)&&void 0!==i?i:this.p.ackTimeout;if(void 0===e)return void(this.acks[t]=s);const n=this.io.setTimeoutFn((()=>{delete this.acks[t];for(let s=0;s<this.sendBuffer.length;s++)this.sendBuffer[s].id===t&&this.sendBuffer.splice(s,1);s.call(this,new Error("operation has timed out"))}),e),r=(...t)=>{this.io.clearTimeoutFn(n),s.apply(this,t)};r.withError=!0,this.acks[t]=r}emitWithAck(t,...s){return new Promise(((i,e)=>{const n=(t,s)=>t?e(t):i(s);n.withError=!0,s.push(n),this.emit(t,...s)}))}ct(t){let s;"function"==typeof t[t.length-1]&&(s=t.pop());const i={id:this.nt++,tryCount:0,pending:!1,args:t,flags:Object.assign({fromQueue:!0},this.flags)};t.push(((t,...e)=>{if(i!==this.et[0])return;return null!==t?i.tryCount>this.p.retries&&(this.et.shift(),s&&s(t)):(this.et.shift(),s&&s(null,...e)),i.pending=!1,this.ft()})),this.et.push(i),this.ft()}ft(t=!1){if(!this.connected||0===this.et.length)return;const s=this.et[0];s.pending&&!t||(s.pending=!0,s.tryCount++,this.flags=s.flags,this.emit.apply(this,s.args))}packet(t){t.nsp=this.nsp,this.io.lt(t)}onopen(){"function"==typeof this.auth?this.auth((t=>{this.dt(t)})):this.dt(this.auth)}dt(t){this.packet({type:ft.CONNECT,data:this.yt?Object.assign({pid:this.yt,offset:this.gt},t):t})}onerror(t){this.connected||this.emitReserved("connect_error",t)}onclose(t,s){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,s),this.bt()}bt(){Object.keys(this.acks).forEach((t=>{if(!this.sendBuffer.some((s=>String(s.id)===t))){const s=this.acks[t];delete this.acks[t],s.withError&&s.call(this,new Error("socket has been disconnected"))}}))}onpacket(t){if(t.nsp===this.nsp)switch(t.type){case ft.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):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 ft.EVENT:case ft.BINARY_EVENT:this.onevent(t);break;case ft.ACK:case ft.BINARY_ACK:this.onack(t);break;case ft.DISCONNECT:this.ondisconnect();break;case ft.CONNECT_ERROR:this.destroy();const s=new Error(t.data.message);s.data=t.data.data,this.emitReserved("connect_error",s)}}onevent(t){const s=t.data||[];null!=t.id&&s.push(this.ack(t.id)),this.connected?this.emitEvent(s):this.receiveBuffer.push(Object.freeze(s))}emitEvent(t){if(this.wt&&this.wt.length){const s=this.wt.slice();for(const i of s)i.apply(this,t)}super.emit.apply(this,t),this.yt&&t.length&&"string"==typeof t[t.length-1]&&(this.gt=t[t.length-1])}ack(t){const s=this;let i=!1;return function(...e){i||(i=!0,s.packet({type:ft.ACK,id:t,data:e}))}}onack(t){const s=this.acks[t.id];"function"==typeof s&&(delete this.acks[t.id],s.withError&&t.data.unshift(null),s.apply(this,t.data))}onconnect(t,s){this.id=t,this.recovered=s&&this.yt===s,this.yt=s,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this.ft(!0)}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.vt(this)}disconnect(){return this.connected&&this.packet({type:ft.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.wt=this.wt||[],this.wt.push(t),this}prependAny(t){return this.wt=this.wt||[],this.wt.unshift(t),this}offAny(t){if(!this.wt)return this;if(t){const s=this.wt;for(let i=0;i<s.length;i++)if(t===s[i])return s.splice(i,1),this}else this.wt=[];return this}listenersAny(){return this.wt||[]}onAnyOutgoing(t){return this.kt=this.kt||[],this.kt.push(t),this}prependAnyOutgoing(t){return this.kt=this.kt||[],this.kt.unshift(t),this}offAnyOutgoing(t){if(!this.kt)return this;if(t){const s=this.kt;for(let i=0;i<s.length;i++)if(t===s[i])return s.splice(i,1),this}else this.kt=[];return this}listenersAnyOutgoing(){return this.kt||[]}notifyOutgoingListeners(t){if(this.kt&&this.kt.length){const s=this.kt.slice();for(const i of s)i.apply(this,t.data)}}}function mt(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}mt.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var s=Math.random(),i=Math.floor(s*this.jitter*t);t=1&Math.floor(10*s)?t+i:t-i}return 0|Math.min(t,this.max)},mt.prototype.reset=function(){this.attempts=0},mt.prototype.setMin=function(t){this.ms=t},mt.prototype.setMax=function(t){this.max=t},mt.prototype.setJitter=function(t){this.jitter=t};class kt extends k{constructor(t,s){var i;super(),this.nsps={},this.subs=[],t&&"object"==typeof t&&(s=t,t=void 0),(s=s||{}).path=s.path||"/socket.io",this.opts=s,B(this,s),this.reconnection(!1!==s.reconnection),this.reconnectionAttempts(s.reconnectionAttempts||1/0),this.reconnectionDelay(s.reconnectionDelay||1e3),this.reconnectionDelayMax(s.reconnectionDelayMax||5e3),this.randomizationFactor(null!==(i=s.randomizationFactor)&&void 0!==i?i:.5),this.backoff=new mt({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==s.timeout?2e4:s.timeout),this.ht="closed",this.uri=t;const e=s.parser||gt;this.encoder=new e.Encoder,this.decoder=new e.Decoder,this.rt=!1!==s.autoConnect,this.rt&&this.open()}reconnection(t){return arguments.length?(this.At=!!t,t||(this.skipReconnect=!0),this):this.At}reconnectionAttempts(t){return void 0===t?this.Et:(this.Et=t,this)}reconnectionDelay(t){var s;return void 0===t?this.Ot:(this.Ot=t,null===(s=this.backoff)||void 0===s||s.setMin(t),this)}randomizationFactor(t){var s;return void 0===t?this._t:(this._t=t,null===(s=this.backoff)||void 0===s||s.setJitter(t),this)}reconnectionDelayMax(t){var s;return void 0===t?this.jt:(this.jt=t,null===(s=this.backoff)||void 0===s||s.setMax(t),this)}timeout(t){return arguments.length?(this.Bt=t,this):this.Bt}maybeReconnectOnOpen(){!this.ot&&this.At&&0===this.backoff.attempts&&this.reconnect()}open(t){if(~this.ht.indexOf("open"))return this;this.engine=new Y(this.uri,this.opts);const s=this.engine,i=this;this.ht="opening",this.skipReconnect=!1;const e=bt(s,"open",(function(){i.onopen(),t&&t()})),n=s=>{this.cleanup(),this.ht="closed",this.emitReserved("error",s),t?t(s):this.maybeReconnectOnOpen()},r=bt(s,"error",n);if(!1!==this.Bt){const t=this.Bt,i=this.setTimeoutFn((()=>{e(),n(new Error("timeout")),s.close()}),t);this.opts.autoUnref&&i.unref(),this.subs.push((()=>{this.clearTimeoutFn(i)}))}return this.subs.push(e),this.subs.push(r),this}connect(t){return this.open(t)}onopen(){this.cleanup(),this.ht="open",this.emitReserved("open");const t=this.engine;this.subs.push(bt(t,"ping",this.onping.bind(this)),bt(t,"data",this.ondata.bind(this)),bt(t,"error",this.onerror.bind(this)),bt(t,"close",this.onclose.bind(this)),bt(this.decoder,"decoded",this.ondecoded.bind(this)))}onping(){this.emitReserved("ping")}ondata(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}}ondecoded(t){A((()=>{this.emitReserved("packet",t)}),this.setTimeoutFn)}onerror(t){this.emitReserved("error",t)}socket(t,s){let i=this.nsps[t];return i?this.rt&&!i.active&&i.connect():(i=new vt(this,t,s),this.nsps[t]=i),i}vt(t){const s=Object.keys(this.nsps);for(const t of s){if(this.nsps[t].active)return}this.xt()}lt(t){const s=this.encoder.encode(t);for(let i=0;i<s.length;i++)this.engine.write(s[i],t.options)}cleanup(){this.subs.forEach((t=>t())),this.subs.length=0,this.decoder.destroy()}xt(){this.skipReconnect=!0,this.ot=!1,this.onclose("forced close")}disconnect(){return this.xt()}onclose(t,s){var i;this.cleanup(),null===(i=this.engine)||void 0===i||i.close(),this.backoff.reset(),this.ht="closed",this.emitReserved("close",t,s),this.At&&!this.skipReconnect&&this.reconnect()}reconnect(){if(this.ot||this.skipReconnect)return this;const t=this;if(this.backoff.attempts>=this.Et)this.backoff.reset(),this.emitReserved("reconnect_failed"),this.ot=!1;else{const s=this.backoff.duration();this.ot=!0;const i=this.setTimeoutFn((()=>{t.skipReconnect||(this.emitReserved("reconnect_attempt",t.backoff.attempts),t.skipReconnect||t.open((s=>{s?(t.ot=!1,t.reconnect(),this.emitReserved("reconnect_error",s)):t.onreconnect()})))}),s);this.opts.autoUnref&&i.unref(),this.subs.push((()=>{this.clearTimeoutFn(i)}))}}onreconnect(){const t=this.backoff.attempts;this.ot=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}const At={};function Et(t,s){"object"==typeof t&&(s=t,t=void 0);const i=function(t,s="",i){let e=t;i=i||"undefined"!=typeof location&&location,null==t&&(t=i.protocol+"//"+i.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?i.protocol+t:i.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==i?i.protocol+"//"+t:"https://"+t),e=W(t)),e.port||(/^(http|ws)$/.test(e.protocol)?e.port="80":/^(http|ws)s$/.test(e.protocol)&&(e.port="443")),e.path=e.path||"/";const n=-1!==e.host.indexOf(":")?"["+e.host+"]":e.host;return e.id=e.protocol+"://"+n+":"+e.port+s,e.href=e.protocol+"://"+n+(i&&i.port===e.port?"":":"+e.port),e}(t,(s=s||{}).path||"/socket.io"),e=i.source,n=i.id,r=i.path,o=At[n]&&r in At[n].nsps;let h;return s.forceNew||s["force new connection"]||!1===s.multiplex||o?h=new kt(e,s):(At[n]||(At[n]=new kt(e,s)),h=At[n]),i.query&&!s.query&&(s.query=i.queryKey),h.socket(i.path,s)}Object.assign(Et,{Manager:kt,Socket:vt,io:Et,connect:Et});export{kt as Manager,vt as Socket,Et as connect,Et as default,Et as io,ut as protocol};
 //# sourceMappingURL=socket.io.esm.min.js.map

client-dist/socket.io.min.js

 /*!
- * Socket.IO v4.7.5
+ * Socket.IO v4.8.0
  * (c) 2014-2024 Guillermo Rauch
  * Released under the MIT License.
  */
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n()}},{key:"poll",value:function(){this.polling=!0,this.doPoll(),this.emitReserved("poll")}},{key:"onData",value:function(e){var t=this;(function(e,t){for(var n=e.split(P),r=[],i=0;i<n.length;i++){var o=N(n[i],t);if(r.push(o),"error"===o.type)break}return r})(e,this.socket.binaryType).forEach((function(e){if("opening"===t.readyState&&"open"===e.type&&t.onOpen(),"close"===e.type)return t.onClose({description:"transport closed by the server"}),!1;t.onPacket(e)})),"closed"!==this.readyState&&(this.polling=!1,this.emitReserved("pollComplete"),"open"===this.readyState&&this.poll())}},{key:"doClose",value:function(){var e=this,t=function(){e.write([{type:"close"}])};"open"===this.readyState?t():this.once("open",t)}},{key:"write",value:function(e){var t=this;this.writable=!1,function(e,t){var n=e.length,r=new Array(n),i=0;e.forEach((function(e,o){E(e,!1,(function(e){r[o]=e,++i===n&&t(r.join(P))}))}))}(e,(function(e){t.doWrite(e,(function(){t.writable=!0,t.emitReserved("drain")}))}))}},{key:"uri",value:function(){var e=this.opts.secure?"https":"http",t=this.query||{};return!1!==this.opts.timestampRequests&&(t[this.opts.timestampParam]=Z()),this.supportsBinary||t.sid||(t.b64=1),this.createUri(e,t)}},{key:"request",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return i(e,{xd:this.xd,cookieJar:this.cookieJar},this.opts),new se(this.uri(),e)}},{key:"doWrite",value:function(e,t){var n=this,r=this.request({method:"POST",data:e});r.on("success",t),r.on("error",(function(e,t){n.onError("xhr post error",e,t)}))}},{key:"doPoll",value:function(){var e=this,t=this.request();t.on("data",this.onData.bind(this)),t.on("error",(function(t,n){e.onError("xhr poll error",t,n)})),this.pollXhr=t}}]),s}(W),se=function(e){o(i,e);var n=l(i);function i(e,r){var o;return t(this,i),H(f(o=n.call(this)),r),o.opts=r,o.method=r.method||"GET",o.uri=e,o.data=void 0!==r.data?r.data:null,o.create(),o}return r(i,[{key:"create",value:function(){var e,t=this,n=F(this.opts,"agent","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","autoUnref");n.xdomain=!!this.opts.xd;var r=this.xhr=new ne(n);try{r.open(this.method,this.uri,!0);try{if(this.opts.extraHeaders)for(var o in r.setDisableHeaderCheck&&r.setDisableHeaderCheck(!0),this.opts.extraHeaders)this.opts.extraHeaders.hasOwnProperty(o)&&r.setRequestHeader(o,this.opts.extraHeaders[o])}catch(e){}if("POST"===this.method)try{r.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(e){}try{r.setRequestHeader("Accept","*/*")}catch(e){}null===(e=this.opts.cookieJar)||void 0===e||e.addCookies(r),"withCredentials"in r&&(r.withCredentials=this.opts.withCredentials),this.opts.requestTimeout&&(r.timeout=this.opts.requestTimeout),r.onreadystatechange=function(){var e;3===r.readyState&&(null===(e=t.opts.cookieJar)||void 0===e||e.parseCookies(r)),4===r.readyState&&(200===r.status||1223===r.status?t.onLoad():t.setTimeoutFn((function(){t.onError("number"==typeof r.status?r.status:0)}),0))},r.send(this.data)}catch(e){return void this.setTimeoutFn((function(){t.onError(e)}),0)}"undefined"!=typeof document&&(this.index=i.requestsCount++,i.requests[this.index]=this)}},{key:"onError",value:function(e){this.emitReserved("error",e,this.xhr),this.cleanup(!0)}},{key:"cleanup",value:function(e){if(void 0!==this.xhr&&null!==this.xhr){if(this.xhr.onreadystatechange=re,e)try{this.xhr.abort()}catch(e){}"undefined"!=typeof document&&delete i.requests[this.index],this.xhr=null}}},{key:"onLoad",value:function(){var e=this.xhr.responseText;null!==e&&(this.emitReserved("data",e),this.emitReserved("success"),this.cleanup())}},{key:"abort",value:function(){this.cleanup()}}]),i}(U);if(se.requestsCount=0,se.requests={},"undefined"!=typeof document)if("function"==typeof attachEvent)attachEvent("onunload",ae);else if("function"==typeof addEventListener){addEventListener("onpagehide"in I?"pagehide":"unload",ae,!1)}function ae(){for(var e in se.requests)se.requests.hasOwnProperty(e)&&se.requests[e].abort()}var ce="function"==typeof Promise&&"function"==typeof Promise.resolve?function(e){return Promise.resolve().then(e)}:function(e,t){return t(e,0)},ue=I.WebSocket||I.MozWebSocket,he="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),fe=function(e){o(i,e);var n=l(i);function i(e){var r;return t(this,i),(r=n.call(this,e)).supportsBinary=!e.forceBase64,r}return r(i,[{key:"name",get:function(){return"websocket"}},{key:"doOpen",value:function(){if(this.check()){var e=this.uri(),t=this.opts.protocols,n=he?{}:F(this.opts,"agent","perMessageDeflate","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","localAddress","protocolVersion","origin","maxPayload","family","checkServerIdentity");this.opts.extraHeaders&&(n.headers=this.opts.extraHeaders);try{this.ws=he?new ue(e,t,n):t?new ue(e,t):new ue(e)}catch(e){return this.emitReserved("error",e)}this.ws.binaryType=this.socket.binaryType,this.addEventListeners()}}},{key:"addEventListeners",value:function(){var e=this;this.ws.onopen=function(){e.opts.autoUnref&&e.ws._socket.unref(),e.onOpen()},this.ws.onclose=function(t){return e.onClose({description:"websocket connection closed",context:t})},this.ws.onmessage=function(t){return e.onData(t.data)},this.ws.onerror=function(t){return e.onError("websocket error",t)}}},{key:"write",value:function(e){var t=this;this.writable=!1;for(var n=function(){var n=e[r],i=r===e.length-1;E(n,t.supportsBinary,(function(e){try{t.ws.send(e)}catch(e){}i&&ce((function(){t.writable=!0,t.emitReserved("drain")}),t.setTimeoutFn)}))},r=0;r<e.length;r++)n()}},{key:"doClose",value:function(){void 0!==this.ws&&(this.ws.close(),this.ws=null)}},{key:"uri",value:function(){var e=this.opts.secure?"wss":"ws",t=this.query||{};return this.opts.timestampRequests&&(t[this.opts.timestampParam]=Z()),this.supportsBinary||(t.b64=1),this.createUri(e,t)}},{key:"check",value:function(){return!!ue}}]),i}(W),le=function(e){o(i,e);var n=l(i);function i(){return t(this,i),n.apply(this,arguments)}return r(i,[{key:"name",get:function(){return"webtransport"}},{key:"doOpen",value:function(){var e=this;"function"==typeof WebTransport&&(this.transport=new WebTransport(this.createUri("https"),this.opts.transportOptions[this.name]),this.transport.closed.then((function(){e.onClose()})).catch((function(t){e.onError("webtransport error",t)})),this.transport.ready.then((function(){e.transport.createBidirectionalStream().then((function(t){var n=function(e,t){B||(B=new TextDecoder);var n=[],r=0,i=-1,o=!1;return new TransformStream({transform:function(s,a){for(n.push(s);;){if(0===r){if(q(n)<1)break;var c=D(n,1);o=128==(128&c[0]),i=127&c[0],r=i<126?3:126===i?1:2}else if(1===r){if(q(n)<2)break;var u=D(n,2);i=new DataView(u.buffer,u.byteOffset,u.length).getUint16(0),r=3}else if(2===r){if(q(n)<8)break;var h=D(n,8),f=new DataView(h.buffer,h.byteOffset,h.length),l=f.getUint32(0);if(l>Math.pow(2,21)-1){a.enqueue(b);break}i=l*Math.pow(2,32)+f.getUint32(4),r=3}else{if(q(n)<i)break;var p=D(n,i);a.enqueue(N(o?p:B.decode(p),t)),r=0}if(0===i||i>e){a.enqueue(b);break}}}})}(Number.MAX_SAFE_INTEGER,e.socket.binaryType),r=t.readable.pipeThrough(n).getReader(),i=j();i.readable.pipeTo(t.writable),e.writer=i.writable.getWriter();!function t(){r.read().then((function(n){var r=n.done,i=n.value;r||(e.onPacket(i),t())})).catch((function(e){}))}();var o={type:"open"};e.query.sid&&(o.data='{"sid":"'.concat(e.query.sid,'"}')),e.writer.write(o).then((function(){return e.onOpen()}))}))})))}},{key:"write",value:function(e){var t=this;this.writable=!1;for(var n=function(){var n=e[r],i=r===e.length-1;t.writer.write(n).then((function(){i&&ce((function(){t.writable=!0,t.emitReserved("drain")}),t.setTimeoutFn)}))},r=0;r<e.length;r++)n()}},{key:"doClose",value:function(){var e;null===(e=this.transport)||void 0===e||e.close()}}]),i}(W),pe={websocket:fe,webtransport:le,polling:oe},de=/^(?:(?![^:@\/?#]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@\/?#]*)(?::([^:@\/?#]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,ye=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];function ve(e){var t=e,n=e.indexOf("["),r=e.indexOf("]");-1!=n&&-1!=r&&(e=e.substring(0,n)+e.substring(n,r).replace(/:/g,";")+e.substring(r,e.length));for(var i,o,s=de.exec(e||""),a={},c=14;c--;)a[ye[c]]=s[c]||"";return-1!=n&&-1!=r&&(a.source=t,a.host=a.host.substring(1,a.host.length-1).replace(/;/g,":"),a.authority=a.authority.replace("[","").replace("]","").replace(/;/g,":"),a.ipv6uri=!0),a.pathNames=function(e,t){var n=/\/{2,9}/g,r=t.replace(n,"/").split("/");"/"!=t.slice(0,1)&&0!==t.length||r.splice(0,1);"/"==t.slice(-1)&&r.splice(r.length-1,1);return r}(0,a.path),a.queryKey=(i=a.query,o={},i.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(e,t,n){t&&(o[t]=n)})),o),a}var ge=function(n){o(a,n);var s=l(a);function a(n){var r,o=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return t(this,a),(r=s.call(this)).binaryType="arraybuffer",r.writeBuffer=[],n&&"object"===e(n)&&(o=n,n=null),n?(n=ve(n),o.hostname=n.host,o.secure="https"===n.protocol||"wss"===n.protocol,o.port=n.port,n.query&&(o.query=n.query)):o.host&&(o.hostname=ve(o.host).host),H(f(r),o),r.secure=null!=o.secure?o.secure:"undefined"!=typeof location&&"https:"===location.protocol,o.hostname&&!o.port&&(o.port=r.secure?"443":"80"),r.hostname=o.hostname||("undefined"!=typeof location?location.hostname:"localhost"),r.port=o.port||("undefined"!=typeof location&&location.port?location.port:r.secure?"443":"80"),r.transports=o.transports||["polling","websocket","webtransport"],r.writeBuffer=[],r.prevBufferLen=0,r.opts=i({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,timestampParam:"t",rememberUpgrade:!1,addTrailingSlash:!0,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!1},o),r.opts.path=r.opts.path.replace(/\/$/,"")+(r.opts.addTrailingSlash?"/":""),"string"==typeof r.opts.query&&(r.opts.query=function(e){for(var t={},n=e.split("&"),r=0,i=n.length;r<i;r++){var o=n[r].split("=");t[decodeURIComponent(o[0])]=decodeURIComponent(o[1])}return t}(r.opts.query)),r.id=null,r.upgrades=null,r.pingInterval=null,r.pingTimeout=null,r.pingTimeoutTimer=null,"function"==typeof addEventListener&&(r.opts.closeOnBeforeunload&&(r.beforeunloadEventListener=function(){r.transport&&(r.transport.removeAllListeners(),r.transport.close())},addEventListener("beforeunload",r.beforeunloadEventListener,!1)),"localhost"!==r.hostname&&(r.offlineEventListener=function(){r.onClose("transport close",{description:"network connection lost"})},addEventListener("offline",r.offlineEventListener,!1))),r.open(),r}return r(a,[{key:"createTransport",value:function(e){var t=i({},this.opts.query);t.EIO=4,t.transport=e,this.id&&(t.sid=this.id);var n=i({},this.opts,{query:t,socket:this,hostname:this.hostname,secure:this.secure,port:this.port},this.opts.transportOptions[e]);return new pe[e](n)}},{key:"open",value:function(){var e,t=this;if(this.opts.rememberUpgrade&&a.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))e="websocket";else{if(0===this.transports.length)return void this.setTimeoutFn((function(){t.emitReserved("error","No transports 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Error("probe error");i.transport=n.name,t.emitReserved("upgradeError",i)}})))};function o(){r||(r=!0,f(),n.close(),n=null)}var s=function(e){var r=new Error("probe error: "+e);r.transport=n.name,o(),t.emitReserved("upgradeError",r)};function c(){s("transport closed")}function u(){s("socket closed")}function h(e){n&&e.name!==n.name&&o()}var f=function(){n.removeListener("open",i),n.removeListener("error",s),n.removeListener("close",c),t.off("close",u),t.off("upgrading",h)};n.once("open",i),n.once("error",s),n.once("close",c),this.once("close",u),this.once("upgrading",h),-1!==this.upgrades.indexOf("webtransport")&&"webtransport"!==e?this.setTimeoutFn((function(){r||n.open()}),200):n.open()}},{key:"onOpen",value:function(){if(this.readyState="open",a.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade)for(var e=0,t=this.upgrades.length;e<t;e++)this.probe(this.upgrades[e])}},{key:"onPacket",value:function(e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",e),this.emitReserved("heartbeat"),this.resetPingTimeout(),e.type){case"open":this.onHandshake(JSON.parse(e.data));break;case"ping":this.sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong");break;case"error":var t=new Error("server error");t.code=e.data,this.onError(t);break;case"message":this.emitReserved("data",e.data),this.emitReserved("message",e.data)}}},{key:"onHandshake",value:function(e){this.emitReserved("handshake",e),this.id=e.sid,this.transport.query.sid=e.sid,this.upgrades=this.filterUpgrades(e.upgrades),this.pingInterval=e.pingInterval,this.pingTimeout=e.pingTimeout,this.maxPayload=e.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.resetPingTimeout()}},{key:"resetPingTimeout",value:function(){var e=this;this.clearTimeoutFn(this.pingTimeoutTimer),this.pingTimeoutTimer=this.setTimeoutFn((function(){e.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}},{key:"onDrain",value:function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}},{key:"flush",value:function(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){var e=this.getWritablePackets();this.transport.send(e),this.prevBufferLen=e.length,this.emitReserved("flush")}}},{key:"getWritablePackets",value:function(){if(!(this.maxPayload&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;for(var e,t=1,n=0;n<this.writeBuffer.length;n++){var r=this.writeBuffer[n].data;if(r&&(t+="string"==typeof(e=r)?function(e){for(var t=0,n=0,r=0,i=e.length;r<i;r++)(t=e.charCodeAt(r))<128?n+=1:t<2048?n+=2:t<55296||t>=57344?n+=3:(r++,n+=4);return n}(e):Math.ceil(1.33*(e.byteLength||e.size))),n>0&&t>this.maxPayload)return this.writeBuffer.slice(0,n);t+=2}return this.writeBuffer}},{key:"write",value:function(e,t,n){return this.sendPacket("message",e,t,n),this}},{key:"send",value:function(e,t,n){return this.sendPacket("message",e,t,n),this}},{key:"sendPacket",value:function(e,t,n,r){if("function"==typeof t&&(r=t,t=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var i={type:e,data:t,options:n};this.emitReserved("packetCreate",i),this.writeBuffer.push(i),r&&this.once("flush",r),this.flush()}}},{key:"close",value:function(){var e=this,t=function(){e.onClose("forced close"),e.transport.close()},n=function n(){e.off("upgrade",n),e.off("upgradeError",n),t()},r=function(){e.once("upgrade",n),e.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){e.upgrading?r():t()})):this.upgrading?r():t()),this}},{key:"onError",value:function(e){a.priorWebsocketSuccess=!1,this.emitReserved("error",e),this.onClose("transport error",e)}},{key:"onClose",value:function(e,t){"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("beforeunload",this.beforeunloadEventListener,!1),removeEventListener("offline",this.offlineEventListener,!1)),this.readyState="closed",this.id=null,this.emitReserved("close",e,t),this.writeBuffer=[],this.prevBufferLen=0)}},{key:"filterUpgrades",value:function(e){for(var t=[],n=0,r=e.length;n<r;n++)~this.transports.indexOf(e[n])&&t.push(e[n]);return t}}]),a}(U);ge.protocol=4,ge.protocol;var me="function"==typeof ArrayBuffer,be=function(e){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(e):e.buffer instanceof ArrayBuffer},ke=Object.prototype.toString,we="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===ke.call(Blob),_e="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===ke.call(File);function Ee(e){return me&&(e instanceof ArrayBuffer||be(e))||we&&e instanceof Blob||_e&&e instanceof File}function Ae(t,n){if(!t||"object"!==e(t))return!1;if(Array.isArray(t)){for(var r=0,i=t.length;r<i;r++)if(Ae(t[r]))return!0;return!1}if(Ee(t))return!0;if(t.toJSON&&"function"==typeof t.toJSON&&1===arguments.length)return Ae(t.toJSON(),!0);for(var o in t)if(Object.prototype.hasOwnProperty.call(t,o)&&Ae(t[o]))return!0;return!1}function Oe(e){var t=[],n=e.data,r=e;return r.data=Te(n,t),r.attachments=t.length,{packet:r,buffers:t}}function Te(t,n){if(!t)return t;if(Ee(t)){var r={_placeholder:!0,num:n.length};return n.push(t),r}if(Array.isArray(t)){for(var i=new Array(t.length),o=0;o<t.length;o++)i[o]=Te(t[o],n);return i}if("object"===e(t)&&!(t instanceof Date)){var s={};for(var a in t)Object.prototype.hasOwnProperty.call(t,a)&&(s[a]=Te(t[a],n));return s}return t}function Re(e,t){return e.data=Ce(e.data,t),delete e.attachments,e}function Ce(t,n){if(!t)return t;if(t&&!0===t._placeholder){if("number"==typeof t.num&&t.num>=0&&t.num<n.length)return n[t.num];throw new Error("illegal attachments")}if(Array.isArray(t))for(var r=0;r<t.length;r++)t[r]=Ce(t[r],n);else if("object"===e(t))for(var i in t)Object.prototype.hasOwnProperty.call(t,i)&&(t[i]=Ce(t[i],n));return t}var Be,Se=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"];!function(e){e[e.CONNECT=0]="CONNECT",e[e.DISCONNECT=1]="DISCONNECT",e[e.EVENT=2]="EVENT",e[e.ACK=3]="ACK",e[e.CONNECT_ERROR=4]="CONNECT_ERROR",e[e.BINARY_EVENT=5]="BINARY_EVENT",e[e.BINARY_ACK=6]="BINARY_ACK"}(Be||(Be={}));var Ne=function(){function e(n){t(this,e),this.replacer=n}return r(e,[{key:"encode",value:function(e){return e.type!==Be.EVENT&&e.type!==Be.ACK||!Ae(e)?[this.encodeAsString(e)]:this.encodeAsBinary({type:e.type===Be.EVENT?Be.BINARY_EVENT:Be.BINARY_ACK,nsp:e.nsp,data:e.data,id:e.id})}},{key:"encodeAsString",value:function(e){var t=""+e.type;return e.type!==Be.BINARY_EVENT&&e.type!==Be.BINARY_ACK||(t+=e.attachments+"-"),e.nsp&&"/"!==e.nsp&&(t+=e.nsp+","),null!=e.id&&(t+=e.id),null!=e.data&&(t+=JSON.stringify(e.data,this.replacer)),t}},{key:"encodeAsBinary",value:function(e){var t=Oe(e),n=this.encodeAsString(t.packet),r=t.buffers;return r.unshift(n),r}}]),e}();function Le(e){return"[object Object]"===Object.prototype.toString.call(e)}var xe=function(e){o(i,e);var n=l(i);function i(e){var r;return t(this,i),(r=n.call(this)).reviver=e,r}return r(i,[{key:"add",value:function(e){var t;if("string"==typeof e){if(this.reconstructor)throw new Error("got plaintext data when reconstructing a packet");var n=(t=this.decodeString(e)).type===Be.BINARY_EVENT;n||t.type===Be.BINARY_ACK?(t.type=n?Be.EVENT:Be.ACK,this.reconstructor=new Pe(t),0===t.attachments&&p(s(i.prototype),"emitReserved",this).call(this,"decoded",t)):p(s(i.prototype),"emitReserved",this).call(this,"decoded",t)}else{if(!Ee(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,p(s(i.prototype),"emitReserved",this).call(this,"decoded",t))}}},{key:"decodeString",value:function(e){var t=0,n={type:Number(e.charAt(0))};if(void 0===Be[n.type])throw new Error("unknown packet type "+n.type);if(n.type===Be.BINARY_EVENT||n.type===Be.BINARY_ACK){for(var r=t+1;"-"!==e.charAt(++t)&&t!=e.length;);var o=e.substring(r,t);if(o!=Number(o)||"-"!==e.charAt(t))throw new Error("Illegal attachments");n.attachments=Number(o)}if("/"===e.charAt(t+1)){for(var s=t+1;++t;){if(","===e.charAt(t))break;if(t===e.length)break}n.nsp=e.substring(s,t)}else n.nsp="/";var a=e.charAt(t+1);if(""!==a&&Number(a)==a){for(var c=t+1;++t;){var u=e.charAt(t);if(null==u||Number(u)!=u){--t;break}if(t===e.length)break}n.id=Number(e.substring(c,t+1))}if(e.charAt(++t)){var h=this.tryParse(e.substr(t));if(!i.isPayloadValid(n.type,h))throw new Error("invalid payload");n.data=h}return n}},{key:"tryParse",value:function(e){try{return JSON.parse(e,this.reviver)}catch(e){return!1}}},{key:"destroy",value:function(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)}}],[{key:"isPayloadValid",value:function(e,t){switch(e){case Be.CONNECT:return Le(t);case Be.DISCONNECT:return void 0===t;case Be.CONNECT_ERROR:return"string"==typeof t||Le(t);case Be.EVENT:case Be.BINARY_EVENT:return Array.isArray(t)&&("number"==typeof t[0]||"string"==typeof t[0]&&-1===Se.indexOf(t[0]));case Be.ACK:case Be.BINARY_ACK:return Array.isArray(t)}}}]),i}(U),Pe=function(){function e(n){t(this,e),this.packet=n,this.buffers=[],this.reconPack=n}return r(e,[{key:"takeBinaryData",value:function(e){if(this.buffers.push(e),this.buffers.length===this.reconPack.attachments){var t=Re(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null}},{key:"finishedReconstruction",value:function(){this.reconPack=null,this.buffers=[]}}]),e}(),je=Object.freeze({__proto__:null,protocol:5,get PacketType(){return Be},Encoder:Ne,Decoder:xe});function qe(e,t,n){return e.on(t,n),function(){e.off(t,n)}}var De=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Ue=function(e){o(a,e);var n=l(a);function a(e,r,o){var s;return t(this,a),(s=n.call(this)).connected=!1,s.recovered=!1,s.receiveBuffer=[],s.sendBuffer=[],s._queue=[],s._queueSeq=0,s.ids=0,s.acks={},s.flags={},s.io=e,s.nsp=r,o&&o.auth&&(s.auth=o.auth),s._opts=i({},o),s.io._autoConnect&&s.open(),s}return r(a,[{key:"disconnected",get:function(){return!this.connected}},{key:"subEvents",value:function(){if(!this.subs){var e=this.io;this.subs=[qe(e,"open",this.onopen.bind(this)),qe(e,"packet",this.onpacket.bind(this)),qe(e,"error",this.onerror.bind(this)),qe(e,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var e=arguments.length,t=new Array(e),n=0;n<e;n++)t[n]=arguments[n];return t.unshift("message"),this.emit.apply(this,t),this}},{key:"emit",value:function(e){if(De.hasOwnProperty(e))throw new Error('"'+e.toString()+'" is a reserved event name');for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];if(n.unshift(e),this._opts.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this._addToQueue(n),this;var i={type:Be.EVENT,data:n,options:{}};if(i.options.compress=!1!==this.flags.compress,"function"==typeof n[n.length-1]){var o=this.ids++,s=n.pop();this._registerAckCallback(o,s),i.id=o}var a=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable;return this.flags.volatile&&(!a||!this.connected)||(this.connected?(this.notifyOutgoingListeners(i),this.packet(i)):this.sendBuffer.push(i)),this.flags={},this}},{key:"_registerAckCallback",value:function(e,t){var n,r=this,i=null!==(n=this.flags.timeout)&&void 0!==n?n:this._opts.ackTimeout;if(void 0!==i){var o=this.io.setTimeoutFn((function(){delete r.acks[e];for(var n=0;n<r.sendBuffer.length;n++)r.sendBuffer[n].id===e&&r.sendBuffer.splice(n,1);t.call(r,new Error("operation has timed out"))}),i),s=function(){r.io.clearTimeoutFn(o);for(var e=arguments.length,n=new Array(e),i=0;i<e;i++)n[i]=arguments[i];t.apply(r,n)};s.withError=!0,this.acks[e]=s}else this.acks[e]=t}},{key:"emitWithAck",value:function(e){for(var t=this,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];return new Promise((function(n,i){var o=function(e,t){return e?i(e):n(t)};o.withError=!0,r.push(o),t.emit.apply(t,[e].concat(r))}))}},{key:"_addToQueue",value:function(e){var t,n=this;"function"==typeof e[e.length-1]&&(t=e.pop());var r={id:this._queueSeq++,tryCount:0,pending:!1,args:e,flags:i({fromQueue:!0},this.flags)};e.push((function(e){if(r===n._queue[0]){if(null!==e)r.tryCount>n._opts.retries&&(n._queue.shift(),t&&t(e));else if(n._queue.shift(),t){for(var i=arguments.length,o=new Array(i>1?i-1:0),s=1;s<i;s++)o[s-1]=arguments[s];t.apply(void 0,[null].concat(o))}return r.pending=!1,n._drainQueue()}})),this._queue.push(r),this._drainQueue()}},{key:"_drainQueue",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this._queue.length){var t=this._queue[0];t.pending&&!e||(t.pending=!0,t.tryCount++,this.flags=t.flags,this.emit.apply(this,t.args))}}},{key:"packet",value:function(e){e.nsp=this.nsp,this.io._packet(e)}},{key:"onopen",value:function(){var e=this;"function"==typeof this.auth?this.auth((function(t){e._sendConnectPacket(t)})):this._sendConnectPacket(this.auth)}},{key:"_sendConnectPacket",value:function(e){this.packet({type:Be.CONNECT,data:this._pid?i({pid:this._pid,offset:this._lastOffset},e):e})}},{key:"onerror",value:function(e){this.connected||this.emitReserved("connect_error",e)}},{key:"onclose",value:function(e,t){this.connected=!1,delete this.id,this.emitReserved("disconnect",e,t),this._clearAcks()}},{key:"_clearAcks",value:function(){var e=this;Object.keys(this.acks).forEach((function(t){if(!e.sendBuffer.some((function(e){return String(e.id)===t}))){var n=e.acks[t];delete e.acks[t],n.withError&&n.call(e,new Error("socket has been disconnected"))}}))}},{key:"onpacket",value:function(e){if(e.nsp===this.nsp)switch(e.type){case Be.CONNECT:e.data&&e.data.sid?this.onconnect(e.data.sid,e.data.pid):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 Be.EVENT:case Be.BINARY_EVENT:this.onevent(e);break;case Be.ACK:case Be.BINARY_ACK:this.onack(e);break;case Be.DISCONNECT:this.ondisconnect();break;case Be.CONNECT_ERROR:this.destroy();var t=new Error(e.data.message);t.data=e.data.data,this.emitReserved("connect_error",t)}}},{key:"onevent",value:function(e){var t=e.data||[];null!=e.id&&t.push(this.ack(e.id)),this.connected?this.emitEvent(t):this.receiveBuffer.push(Object.freeze(t))}},{key:"emitEvent",value:function(e){if(this._anyListeners&&this._anyListeners.length){var t,n=y(this._anyListeners.slice());try{for(n.s();!(t=n.n()).done;){t.value.apply(this,e)}}catch(e){n.e(e)}finally{n.f()}}p(s(a.prototype),"emit",this).apply(this,e),this._pid&&e.length&&"string"==typeof e[e.length-1]&&(this._lastOffset=e[e.length-1])}},{key:"ack",value:function(e){var t=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,i=new Array(r),o=0;o<r;o++)i[o]=arguments[o];t.packet({type:Be.ACK,id:e,data:i})}}}},{key:"onack",value:function(e){var t=this.acks[e.id];"function"==typeof t&&(delete this.acks[e.id],t.withError&&e.data.unshift(null),t.apply(this,e.data))}},{key:"onconnect",value:function(e,t){this.id=e,this.recovered=t&&this._pid===t,this._pid=t,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this._drainQueue(!0)}},{key:"emitBuffered",value:function(){var e=this;this.receiveBuffer.forEach((function(t){return e.emitEvent(t)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(t){e.notifyOutgoingListeners(t),e.packet(t)})),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach((function(e){return e()})),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:Be.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(e){return this.flags.compress=e,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"timeout",value:function(e){return this.flags.timeout=e,this}},{key:"onAny",value:function(e){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(e),this}},{key:"prependAny",value:function(e){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(e),this}},{key:"offAny",value:function(e){if(!this._anyListeners)return this;if(e){for(var t=this._anyListeners,n=0;n<t.length;n++)if(e===t[n])return t.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}},{key:"onAnyOutgoing",value:function(e){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(e),this}},{key:"prependAnyOutgoing",value:function(e){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(e),this}},{key:"offAnyOutgoing",value:function(e){if(!this._anyOutgoingListeners)return this;if(e){for(var t=this._anyOutgoingListeners,n=0;n<t.length;n++)if(e===t[n])return t.splice(n,1),this}else this._anyOutgoingListeners=[];return this}},{key:"listenersAnyOutgoing",value:function(){return this._anyOutgoingListeners||[]}},{key:"notifyOutgoingListeners",value:function(e){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){var t,n=y(this._anyOutgoingListeners.slice());try{for(n.s();!(t=n.n()).done;){t.value.apply(this,e.data)}}catch(e){n.e(e)}finally{n.f()}}}}]),a}(U);function Ie(e){e=e||{},this.ms=e.min||100,this.max=e.max||1e4,this.factor=e.factor||2,this.jitter=e.jitter>0&&e.jitter<=1?e.jitter:0,this.attempts=0}Ie.prototype.duration=function(){var e=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var t=Math.random(),n=Math.floor(t*this.jitter*e);e=0==(1&Math.floor(10*t))?e-n:e+n}return 0|Math.min(e,this.max)},Ie.prototype.reset=function(){this.attempts=0},Ie.prototype.setMin=function(e){this.ms=e},Ie.prototype.setMax=function(e){this.max=e},Ie.prototype.setJitter=function(e){this.jitter=e};var Fe=function(n){o(s,n);var i=l(s);function s(n,r){var o,a;t(this,s),(o=i.call(this)).nsps={},o.subs=[],n&&"object"===e(n)&&(r=n,n=void 0),(r=r||{}).path=r.path||"/socket.io",o.opts=r,H(f(o),r),o.reconnection(!1!==r.reconnection),o.reconnectionAttempts(r.reconnectionAttempts||1/0),o.reconnectionDelay(r.reconnectionDelay||1e3),o.reconnectionDelayMax(r.reconnectionDelayMax||5e3),o.randomizationFactor(null!==(a=r.randomizationFactor)&&void 0!==a?a:.5),o.backoff=new Ie({min:o.reconnectionDelay(),max:o.reconnectionDelayMax(),jitter:o.randomizationFactor()}),o.timeout(null==r.timeout?2e4:r.timeout),o._readyState="closed",o.uri=n;var c=r.parser||je;return o.encoder=new c.Encoder,o.decoder=new c.Decoder,o._autoConnect=!1!==r.autoConnect,o._autoConnect&&o.open(),o}return r(s,[{key:"reconnection",value:function(e){return arguments.length?(this._reconnection=!!e,this):this._reconnection}},{key:"reconnectionAttempts",value:function(e){return void 0===e?this._reconnectionAttempts:(this._reconnectionAttempts=e,this)}},{key:"reconnectionDelay",value:function(e){var t;return void 0===e?this._reconnectionDelay:(this._reconnectionDelay=e,null===(t=this.backoff)||void 0===t||t.setMin(e),this)}},{key:"randomizationFactor",value:function(e){var t;return void 0===e?this._randomizationFactor:(this._randomizationFactor=e,null===(t=this.backoff)||void 0===t||t.setJitter(e),this)}},{key:"reconnectionDelayMax",value:function(e){var t;return void 0===e?this._reconnectionDelayMax:(this._reconnectionDelayMax=e,null===(t=this.backoff)||void 0===t||t.setMax(e),this)}},{key:"timeout",value:function(e){return arguments.length?(this._timeout=e,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(e){var t=this;if(~this._readyState.indexOf("open"))return this;this.engine=new ge(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var i=qe(n,"open",(function(){r.onopen(),e&&e()})),o=function(n){t.cleanup(),t._readyState="closed",t.emitReserved("error",n),e?e(n):t.maybeReconnectOnOpen()},s=qe(n,"error",o);if(!1!==this._timeout){var a=this._timeout,c=this.setTimeoutFn((function(){i(),o(new Error("timeout")),n.close()}),a);this.opts.autoUnref&&c.unref(),this.subs.push((function(){t.clearTimeoutFn(c)}))}return this.subs.push(i),this.subs.push(s),this}},{key:"connect",value:function(e){return this.open(e)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",this.emitReserved("open");var e=this.engine;this.subs.push(qe(e,"ping",this.onping.bind(this)),qe(e,"data",this.ondata.bind(this)),qe(e,"error",this.onerror.bind(this)),qe(e,"close",this.onclose.bind(this)),qe(this.decoder,"decoded",this.ondecoded.bind(this)))}},{key:"onping",value:function(){this.emitReserved("ping")}},{key:"ondata",value:function(e){try{this.decoder.add(e)}catch(e){this.onclose("parse error",e)}}},{key:"ondecoded",value:function(e){var t=this;ce((function(){t.emitReserved("packet",e)}),this.setTimeoutFn)}},{key:"onerror",value:function(e){this.emitReserved("error",e)}},{key:"socket",value:function(e,t){var n=this.nsps[e];return n?this._autoConnect&&!n.active&&n.connect():(n=new Ue(this,e,t),this.nsps[e]=n),n}},{key:"_destroy",value:function(e){for(var t=0,n=Object.keys(this.nsps);t<n.length;t++){var r=n[t];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(e){for(var t=this.encoder.encode(e),n=0;n<t.length;n++)this.engine.write(t[n],e.options)}},{key:"cleanup",value:function(){this.subs.forEach((function(e){return e()})),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(e,t){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",e,t),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var e=this;if(this._reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=this.setTimeoutFn((function(){t.skipReconnect||(e.emitReserved("reconnect_attempt",t.backoff.attempts),t.skipReconnect||t.open((function(n){n?(t._reconnecting=!1,t.reconnect(),e.emitReserved("reconnect_error",n)):t.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){e.clearTimeoutFn(r)}))}}},{key:"onreconnect",value:function(){var e=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",e)}}]),s}(U),Me={};function Ve(t,n){"object"===e(t)&&(n=t,t=void 0);var r,i=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,r=e;n=n||"undefined"!=typeof location&&location,null==e&&(e=n.protocol+"//"+n.host),"string"==typeof e&&("/"===e.charAt(0)&&(e="/"===e.charAt(1)?n.protocol+e:n.host+e),/^(https?|wss?):\/\//.test(e)||(e=void 0!==n?n.protocol+"//"+e:"https://"+e),r=ve(e)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/";var i=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+i+":"+r.port+t,r.href=r.protocol+"://"+i+(n&&n.port===r.port?"":":"+r.port),r}(t,(n=n||{}).path||"/socket.io"),o=i.source,s=i.id,a=i.path,c=Me[s]&&a in Me[s].nsps;return n.forceNew||n["force new connection"]||!1===n.multiplex||c?r=new Fe(o,n):(Me[s]||(Me[s]=new Fe(o,n)),r=Me[s]),i.query&&!n.query&&(n.query=i.queryKey),r.socket(i.path,n)}return i(Ve,{Manager:Fe,Socket:Ue,io:Ve,connect:Ve}),Ve}));
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Bt,St=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"];!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"}(Bt||(Bt={}));var Nt=function(){function t(t){this.replacer=t}var n=t.prototype;return n.encode=function(t){return t.type!==Bt.EVENT&&t.type!==Bt.ACK||!kt(t)?[this.encodeAsString(t)]:this.encodeAsBinary({type:t.type===Bt.EVENT?Bt.BINARY_EVENT:Bt.BINARY_ACK,nsp:t.nsp,data:t.data,id:t.id})},n.encodeAsString=function(t){var n=""+t.type;return t.type!==Bt.BINARY_EVENT&&t.type!==Bt.BINARY_ACK||(n+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(n+=t.nsp+","),null!=t.id&&(n+=t.id),null!=t.data&&(n+=JSON.stringify(t.data,this.replacer)),n},n.encodeAsBinary=function(t){var n=At(t),i=this.encodeAsString(n.packet),r=n.buffers;return r.unshift(i),r},t}(),Ct=function(t){function n(n){var i;return(i=t.call(this)||this).reviver=n,i}s(n,t);var i=n.prototype;return i.add=function(n){var i;if("string"==typeof n){if(this.reconstructor)throw new Error("got plaintext data when reconstructing a packet");var r=(i=this.decodeString(n)).type===Bt.BINARY_EVENT;r||i.type===Bt.BINARY_ACK?(i.type=r?Bt.EVENT:Bt.ACK,this.reconstructor=new Tt(i),0===i.attachments&&t.prototype.emitReserved.call(this,"decoded",i)):t.prototype.emitReserved.call(this,"decoded",i)}else{if(!mt(n)&&!n.base64)throw new Error("Unknown type: "+n);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(i=this.reconstructor.takeBinaryData(n))&&(this.reconstructor=null,t.prototype.emitReserved.call(this,"decoded",i))}},i.decodeString=function(t){var i=0,r={type:Number(t.charAt(0))};if(void 0===Bt[r.type])throw new Error("unknown packet type "+r.type);if(r.type===Bt.BINARY_EVENT||r.type===Bt.BINARY_ACK){for(var e=i+1;"-"!==t.charAt(++i)&&i!=t.length;);var o=t.substring(e,i);if(o!=Number(o)||"-"!==t.charAt(i))throw new Error("Illegal attachments");r.attachments=Number(o)}if("/"===t.charAt(i+1)){for(var s=i+1;++i;){if(","===t.charAt(i))break;if(i===t.length)break}r.nsp=t.substring(s,i)}else r.nsp="/";var u=t.charAt(i+1);if(""!==u&&Number(u)==u){for(var h=i+1;++i;){var f=t.charAt(i);if(null==f||Number(f)!=f){--i;break}if(i===t.length)break}r.id=Number(t.substring(h,i+1))}if(t.charAt(++i)){var c=this.tryParse(t.substr(i));if(!n.isPayloadValid(r.type,c))throw new Error("invalid payload");r.data=c}return r},i.tryParse=function(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}},n.isPayloadValid=function(t,n){switch(t){case Bt.CONNECT:return Mt(n);case Bt.DISCONNECT:return void 0===n;case Bt.CONNECT_ERROR:return"string"==typeof n||Mt(n);case Bt.EVENT:case Bt.BINARY_EVENT:return Array.isArray(n)&&("number"==typeof n[0]||"string"==typeof n[0]&&-1===St.indexOf(n[0]));case Bt.ACK:case Bt.BINARY_ACK:return Array.isArray(n)}},i.destroy=function(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)},n}(I),Tt=function(){function t(t){this.packet=t,this.buffers=[],this.reconPack=t}var n=t.prototype;return n.takeBinaryData=function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var n=Et(this.reconPack,this.buffers);return this.finishedReconstruction(),n}return null},n.finishedReconstruction=function(){this.reconPack=null,this.buffers=[]},t}();var Ut=Number.isInteger||function(t){return"number"==typeof t&&isFinite(t)&&Math.floor(t)===t};function Mt(t){return"[object Object]"===Object.prototype.toString.call(t)}var xt=Object.freeze({__proto__:null,protocol:5,get PacketType(){return Bt},Encoder:Nt,Decoder:Ct,isPacketValid:function(t){return"string"==typeof t.nsp&&(void 0===(n=t.id)||Ut(n))&&function(t,n){switch(t){case Bt.CONNECT:return void 0===n||Mt(n);case Bt.DISCONNECT:return void 0===n;case Bt.EVENT:return Array.isArray(n)&&("number"==typeof n[0]||"string"==typeof n[0]&&-1===St.indexOf(n[0]));case Bt.ACK:return Array.isArray(n);case Bt.CONNECT_ERROR:return"string"==typeof n||Mt(n);default:return!1}}(t.type,t.data);var n}});function It(t,n,i){return t.on(n,i),function(){t.off(n,i)}}var Rt=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Lt=function(t){function n(n,i,r){var o;return(o=t.call(this)||this).connected=!1,o.recovered=!1,o.receiveBuffer=[],o.sendBuffer=[],o.rt=[],o.et=0,o.ids=0,o.acks={},o.flags={},o.io=n,o.nsp=i,r&&r.auth&&(o.auth=r.auth),o.l=e({},r),o.io.ot&&o.open(),o}s(n,t);var o=n.prototype;return o.subEvents=function(){if(!this.subs){var t=this.io;this.subs=[It(t,"open",this.onopen.bind(this)),It(t,"packet",this.onpacket.bind(this)),It(t,"error",this.onerror.bind(this)),It(t,"close",this.onclose.bind(this))]}},o.connect=function(){return this.connected||(this.subEvents(),this.io.st||this.io.open(),"open"===this.io.ut&&this.onopen()),this},o.open=function(){return this.connect()},o.send=function(){for(var t=arguments.length,n=new Array(t),i=0;i<t;i++)n[i]=arguments[i];return n.unshift("message"),this.emit.apply(this,n),this},o.emit=function(t){var n,i,r;if(Rt.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');for(var e=arguments.length,o=new Array(e>1?e-1:0),s=1;s<e;s++)o[s-1]=arguments[s];if(o.unshift(t),this.l.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this.ht(o),this;var u={type:Bt.EVENT,data:o,options:{}};if(u.options.compress=!1!==this.flags.compress,"function"==typeof o[o.length-1]){var h=this.ids++,f=o.pop();this.ft(h,f),u.id=h}var c=null===(i=null===(n=this.io.engine)||void 0===n?void 0:n.transport)||void 0===i?void 0:i.writable,a=this.connected&&!(null===(r=this.io.engine)||void 0===r?void 0:r.W());return this.flags.volatile&&!c||(a?(this.notifyOutgoingListeners(u),this.packet(u)):this.sendBuffer.push(u)),this.flags={},this},o.ft=function(t,n){var i,r=this,e=null!==(i=this.flags.timeout)&&void 0!==i?i:this.l.ackTimeout;if(void 0!==e){var o=this.io.setTimeoutFn((function(){delete r.acks[t];for(var i=0;i<r.sendBuffer.length;i++)r.sendBuffer[i].id===t&&r.sendBuffer.splice(i,1);n.call(r,new Error("operation has timed out"))}),e),s=function(){r.io.clearTimeoutFn(o);for(var t=arguments.length,i=new Array(t),e=0;e<t;e++)i[e]=arguments[e];n.apply(r,i)};s.withError=!0,this.acks[t]=s}else this.acks[t]=n},o.emitWithAck=function(t){for(var n=this,i=arguments.length,r=new Array(i>1?i-1:0),e=1;e<i;e++)r[e-1]=arguments[e];return new Promise((function(i,e){var o=function(t,n){return t?e(t):i(n)};o.withError=!0,r.push(o),n.emit.apply(n,[t].concat(r))}))},o.ht=function(t){var n,i=this;"function"==typeof t[t.length-1]&&(n=t.pop());var r={id:this.et++,tryCount:0,pending:!1,args:t,flags:e({fromQueue:!0},this.flags)};t.push((function(t){if(r===i.rt[0]){if(null!==t)r.tryCount>i.l.retries&&(i.rt.shift(),n&&n(t));else if(i.rt.shift(),n){for(var e=arguments.length,o=new Array(e>1?e-1:0),s=1;s<e;s++)o[s-1]=arguments[s];n.apply(void 0,[null].concat(o))}return r.pending=!1,i.ct()}})),this.rt.push(r),this.ct()},o.ct=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this.rt.length){var n=this.rt[0];n.pending&&!t||(n.pending=!0,n.tryCount++,this.flags=n.flags,this.emit.apply(this,n.args))}},o.packet=function(t){t.nsp=this.nsp,this.io.vt(t)},o.onopen=function(){var t=this;"function"==typeof this.auth?this.auth((function(n){t.lt(n)})):this.lt(this.auth)},o.lt=function(t){this.packet({type:Bt.CONNECT,data:this.dt?e({pid:this.dt,offset:this.yt},t):t})},o.onerror=function(t){this.connected||this.emitReserved("connect_error",t)},o.onclose=function(t,n){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,n),this.bt()},o.bt=function(){var t=this;Object.keys(this.acks).forEach((function(n){if(!t.sendBuffer.some((function(t){return String(t.id)===n}))){var i=t.acks[n];delete t.acks[n],i.withError&&i.call(t,new Error("socket has been disconnected"))}}))},o.onpacket=function(t){if(t.nsp===this.nsp)switch(t.type){case Bt.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):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 Bt.EVENT:case Bt.BINARY_EVENT:this.onevent(t);break;case Bt.ACK:case Bt.BINARY_ACK:this.onack(t);break;case Bt.DISCONNECT:this.ondisconnect();break;case Bt.CONNECT_ERROR:this.destroy();var n=new Error(t.data.message);n.data=t.data.data,this.emitReserved("connect_error",n)}},o.onevent=function(t){var n=t.data||[];null!=t.id&&n.push(this.ack(t.id)),this.connected?this.emitEvent(n):this.receiveBuffer.push(Object.freeze(n))},o.emitEvent=function(n){if(this.wt&&this.wt.length){var i,e=r(this.wt.slice());try{for(e.s();!(i=e.n()).done;){i.value.apply(this,n)}}catch(t){e.e(t)}finally{e.f()}}t.prototype.emit.apply(this,n),this.dt&&n.length&&"string"==typeof n[n.length-1]&&(this.yt=n[n.length-1])},o.ack=function(t){var n=this,i=!1;return function(){if(!i){i=!0;for(var r=arguments.length,e=new Array(r),o=0;o<r;o++)e[o]=arguments[o];n.packet({type:Bt.ACK,id:t,data:e})}}},o.onack=function(t){var n=this.acks[t.id];"function"==typeof n&&(delete this.acks[t.id],n.withError&&t.data.unshift(null),n.apply(this,t.data))},o.onconnect=function(t,n){this.id=t,this.recovered=n&&this.dt===n,this.dt=n,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this.ct(!0)},o.emitBuffered=function(){var t=this;this.receiveBuffer.forEach((function(n){return t.emitEvent(n)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(n){t.notifyOutgoingListeners(n),t.packet(n)})),this.sendBuffer=[]},o.ondisconnect=function(){this.destroy(),this.onclose("io server disconnect")},o.destroy=function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io.gt(this)},o.disconnect=function(){return this.connected&&this.packet({type:Bt.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},o.close=function(){return this.disconnect()},o.compress=function(t){return this.flags.compress=t,this},o.timeout=function(t){return this.flags.timeout=t,this},o.onAny=function(t){return this.wt=this.wt||[],this.wt.push(t),this},o.prependAny=function(t){return this.wt=this.wt||[],this.wt.unshift(t),this},o.offAny=function(t){if(!this.wt)return this;if(t){for(var n=this.wt,i=0;i<n.length;i++)if(t===n[i])return n.splice(i,1),this}else this.wt=[];return this},o.listenersAny=function(){return this.wt||[]},o.onAnyOutgoing=function(t){return this.kt=this.kt||[],this.kt.push(t),this},o.prependAnyOutgoing=function(t){return this.kt=this.kt||[],this.kt.unshift(t),this},o.offAnyOutgoing=function(t){if(!this.kt)return this;if(t){for(var n=this.kt,i=0;i<n.length;i++)if(t===n[i])return n.splice(i,1),this}else this.kt=[];return this},o.listenersAnyOutgoing=function(){return this.kt||[]},o.notifyOutgoingListeners=function(t){if(this.kt&&this.kt.length){var n,i=r(this.kt.slice());try{for(i.s();!(n=i.n()).done;){n.value.apply(this,t.data)}}catch(t){i.e(t)}finally{i.f()}}},i(n,[{key:"disconnected",get:function(){return!this.connected}},{key:"active",get:function(){return!!this.subs}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}}])}(I);function _t(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}_t.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var n=Math.random(),i=Math.floor(n*this.jitter*t);t=1&Math.floor(10*n)?t+i:t-i}return 0|Math.min(t,this.max)},_t.prototype.reset=function(){this.attempts=0},_t.prototype.setMin=function(t){this.ms=t},_t.prototype.setMax=function(t){this.max=t},_t.prototype.setJitter=function(t){this.jitter=t};var Dt=function(t){function n(n,i){var r,e;(r=t.call(this)||this).nsps={},r.subs=[],n&&"object"===c(n)&&(i=n,n=void 0),(i=i||{}).path=i.path||"/socket.io",r.opts=i,$(r,i),r.reconnection(!1!==i.reconnection),r.reconnectionAttempts(i.reconnectionAttempts||1/0),r.reconnectionDelay(i.reconnectionDelay||1e3),r.reconnectionDelayMax(i.reconnectionDelayMax||5e3),r.randomizationFactor(null!==(e=i.randomizationFactor)&&void 0!==e?e:.5),r.backoff=new _t({min:r.reconnectionDelay(),max:r.reconnectionDelayMax(),jitter:r.randomizationFactor()}),r.timeout(null==i.timeout?2e4:i.timeout),r.ut="closed",r.uri=n;var o=i.parser||xt;return r.encoder=new o.Encoder,r.decoder=new o.Decoder,r.ot=!1!==i.autoConnect,r.ot&&r.open(),r}s(n,t);var i=n.prototype;return i.reconnection=function(t){return arguments.length?(this.At=!!t,t||(this.skipReconnect=!0),this):this.At},i.reconnectionAttempts=function(t){return void 0===t?this.jt:(this.jt=t,this)},i.reconnectionDelay=function(t){var n;return void 0===t?this.Et:(this.Et=t,null===(n=this.backoff)||void 0===n||n.setMin(t),this)},i.randomizationFactor=function(t){var n;return void 0===t?this.Ot:(this.Ot=t,null===(n=this.backoff)||void 0===n||n.setJitter(t),this)},i.reconnectionDelayMax=function(t){var n;return void 0===t?this.Bt:(this.Bt=t,null===(n=this.backoff)||void 0===n||n.setMax(t),this)},i.timeout=function(t){return arguments.length?(this.St=t,this):this.St},i.maybeReconnectOnOpen=function(){!this.st&&this.At&&0===this.backoff.attempts&&this.reconnect()},i.open=function(t){var n=this;if(~this.ut.indexOf("open"))return this;this.engine=new pt(this.uri,this.opts);var i=this.engine,r=this;this.ut="opening",this.skipReconnect=!1;var e=It(i,"open",(function(){r.onopen(),t&&t()})),o=function(i){n.cleanup(),n.ut="closed",n.emitReserved("error",i),t?t(i):n.maybeReconnectOnOpen()},s=It(i,"error",o);if(!1!==this.St){var u=this.St,h=this.setTimeoutFn((function(){e(),o(new Error("timeout")),i.close()}),u);this.opts.autoUnref&&h.unref(),this.subs.push((function(){n.clearTimeoutFn(h)}))}return this.subs.push(e),this.subs.push(s),this},i.connect=function(t){return this.open(t)},i.onopen=function(){this.cleanup(),this.ut="open",this.emitReserved("open");var t=this.engine;this.subs.push(It(t,"ping",this.onping.bind(this)),It(t,"data",this.ondata.bind(this)),It(t,"error",this.onerror.bind(this)),It(t,"close",this.onclose.bind(this)),It(this.decoder,"decoded",this.ondecoded.bind(this)))},i.onping=function(){this.emitReserved("ping")},i.ondata=function(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}},i.ondecoded=function(t){var n=this;R((function(){n.emitReserved("packet",t)}),this.setTimeoutFn)},i.onerror=function(t){this.emitReserved("error",t)},i.socket=function(t,n){var i=this.nsps[t];return i?this.ot&&!i.active&&i.connect():(i=new Lt(this,t,n),this.nsps[t]=i),i},i.gt=function(t){for(var n=0,i=Object.keys(this.nsps);n<i.length;n++){var r=i[n];if(this.nsps[r].active)return}this.Nt()},i.vt=function(t){for(var n=this.encoder.encode(t),i=0;i<n.length;i++)this.engine.write(n[i],t.options)},i.cleanup=function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()},i.Nt=function(){this.skipReconnect=!0,this.st=!1,this.onclose("forced close")},i.disconnect=function(){return this.Nt()},i.onclose=function(t,n){var i;this.cleanup(),null===(i=this.engine)||void 0===i||i.close(),this.backoff.reset(),this.ut="closed",this.emitReserved("close",t,n),this.At&&!this.skipReconnect&&this.reconnect()},i.reconnect=function(){var t=this;if(this.st||this.skipReconnect)return this;var n=this;if(this.backoff.attempts>=this.jt)this.backoff.reset(),this.emitReserved("reconnect_failed"),this.st=!1;else{var i=this.backoff.duration();this.st=!0;var r=this.setTimeoutFn((function(){n.skipReconnect||(t.emitReserved("reconnect_attempt",n.backoff.attempts),n.skipReconnect||n.open((function(i){i?(n.st=!1,n.reconnect(),t.emitReserved("reconnect_error",i)):n.onreconnect()})))}),i);this.opts.autoUnref&&r.unref(),this.subs.push((function(){t.clearTimeoutFn(r)}))}},i.onreconnect=function(){var t=this.backoff.attempts;this.st=!1,this.backoff.reset(),this.emitReserved("reconnect",t)},n}(I),Pt={};function $t(t,n){"object"===c(t)&&(n=t,t=void 0);var i,r=function(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",i=arguments.length>2?arguments[2]:void 0,r=t;i=i||"undefined"!=typeof location&&location,null==t&&(t=i.protocol+"//"+i.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?i.protocol+t:i.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==i?i.protocol+"//"+t:"https://"+t),r=ft(t)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/";var e=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+e+":"+r.port+n,r.href=r.protocol+"://"+e+(i&&i.port===r.port?"":":"+r.port),r}(t,(n=n||{}).path||"/socket.io"),e=r.source,o=r.id,s=r.path,u=Pt[o]&&s in Pt[o].nsps;return n.forceNew||n["force new connection"]||!1===n.multiplex||u?i=new Dt(e,n):(Pt[o]||(Pt[o]=new Dt(e,n)),i=Pt[o]),r.query&&!n.query&&(n.query=r.queryKey),i.socket(r.path,n)}return e($t,{Manager:Dt,Socket:Lt,io:$t,connect:$t}),$t}));
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client-dist/socket.io.msgpack.min.js

 /*!
- * Socket.IO v4.7.5
+ * Socket.IO v4.8.0
  * (c) 2014-2024 Guillermo Rauch
  * Released under the MIT License.
  */
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location&&location.port?location.port:i.secure?"443":"80"),i.transports=s.transports||["polling","websocket","webtransport"],i.writeBuffer=[],i.prevBufferLen=0,i.opts=o({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,timestampParam:"t",rememberUpgrade:!1,addTrailingSlash:!0,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!1},s),i.opts.path=i.opts.path.replace(/\/$/,"")+(i.opts.addTrailingSlash?"/":""),"string"==typeof i.opts.query&&(i.opts.query=function(t){for(var e={},n=t.split("&"),r=0,i=n.length;r<i;r++){var o=n[r].split("=");e[decodeURIComponent(o[0])]=decodeURIComponent(o[1])}return e}(i.opts.query)),i.id=null,i.upgrades=null,i.pingInterval=null,i.pingTimeout=null,i.pingTimeoutTimer=null,"function"==typeof addEventListener&&(i.opts.closeOnBeforeunload&&(i.beforeunloadEventListener=function(){i.transport&&(i.transport.removeAllListeners(),i.transport.close())},addEventListener("beforeunload",i.beforeunloadEventListener,!1)),"localhost"!==i.hostname&&(i.offlineEventListener=function(){i.onClose("transport close",{description:"network connection lost"})},addEventListener("offline",i.offlineEventListener,!1))),i.open(),i}return i(a,[{key:"createTransport",value:function(t){var e=o({},this.opts.query);e.EIO=4,e.transport=t,this.id&&(e.sid=this.id);var n=o({},this.opts,{query:e,socket:this,hostname:this.hostname,secure:this.secure,port:this.port},this.opts.transportOptions[t]);return new dt[t](n)}},{key:"open",value:function(){var t,e=this;if(this.opts.rememberUpgrade&&a.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length)return void this.setTimeoutFn((function(){e.emitReserved("error","No transports available")}),0);t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(t){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)}},{key:"setTransport",value:function(t){var e=this;this.transport&&this.transport.removeAllListeners(),this.transport=t,t.on("drain",this.onDrain.bind(this)).on("packet",this.onPacket.bind(this)).on("error",this.onError.bind(this)).on("close",(function(t){return e.onClose("transport close",t)}))}},{key:"probe",value:function(t){var e=this,n=this.createTransport(t),r=!1;a.priorWebsocketSuccess=!1;var i=function(){r||(n.send([{type:"ping",data:"probe"}]),n.once("packet",(function(t){if(!r)if("pong"===t.type&&"probe"===t.data){if(e.upgrading=!0,e.emitReserved("upgrading",n),!n)return;a.priorWebsocketSuccess="websocket"===n.name,e.transport.pause((function(){r||"closed"!==e.readyState&&(f(),e.setTransport(n),n.send([{type:"upgrade"}]),e.emitReserved("upgrade",n),n=null,e.upgrading=!1,e.flush())}))}else{var i=new Error("probe error");i.transport=n.name,e.emitReserved("upgradeError",i)}})))};function o(){r||(r=!0,f(),n.close(),n=null)}var s=function(t){var r=new Error("probe error: "+t);r.transport=n.name,o(),e.emitReserved("upgradeError",r)};function u(){s("transport closed")}function c(){s("socket closed")}function h(t){n&&t.name!==n.name&&o()}var f=function(){n.removeListener("open",i),n.removeListener("error",s),n.removeListener("close",u),e.off("close",c),e.off("upgrading",h)};n.once("open",i),n.once("error",s),n.once("close",u),this.once("close",c),this.once("upgrading",h),-1!==this.upgrades.indexOf("webtransport")&&"webtransport"!==t?this.setTimeoutFn((function(){r||n.open()}),200):n.open()}},{key:"onOpen",value:function(){if(this.readyState="open",a.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade)for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},{key:"onPacket",value:function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",t),this.emitReserved("heartbeat"),this.resetPingTimeout(),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emitReserved("data",t.data),this.emitReserved("message",t.data)}}},{key:"onHandshake",value:function(t){this.emitReserved("handshake",t),this.id=t.sid,this.transport.query.sid=t.sid,this.upgrades=this.filterUpgrades(t.upgrades),this.pingInterval=t.pingInterval,this.pingTimeout=t.pingTimeout,this.maxPayload=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.resetPingTimeout()}},{key:"resetPingTimeout",value:function(){var t=this;this.clearTimeoutFn(this.pingTimeoutTimer),this.pingTimeoutTimer=this.setTimeoutFn((function(){t.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}},{key:"onDrain",value:function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}},{key:"flush",value:function(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){var t=this.getWritablePackets();this.transport.send(t),this.prevBufferLen=t.length,this.emitReserved("flush")}}},{key:"getWritablePackets",value:function(){if(!(this.maxPayload&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;for(var t,e=1,n=0;n<this.writeBuffer.length;n++){var r=this.writeBuffer[n].data;if(r&&(e+="string"==typeof(t=r)?function(t){for(var e=0,n=0,r=0,i=t.length;r<i;r++)(e=t.charCodeAt(r))<128?n+=1:e<2048?n+=2:e<55296||e>=57344?n+=3:(r++,n+=4);return n}(t):Math.ceil(1.33*(t.byteLength||t.size))),n>0&&e>this.maxPayload)return this.writeBuffer.slice(0,n);e+=2}return this.writeBuffer}},{key:"write",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"send",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"sendPacket",value:function(t,e,n,r){if("function"==typeof e&&(r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var i={type:t,data:e,options:n};this.emitReserved("packetCreate",i),this.writeBuffer.push(i),r&&this.once("flush",r),this.flush()}}},{key:"close",value:function(){var t=this,e=function(){t.onClose("forced close"),t.transport.close()},n=function n(){t.off("upgrade",n),t.off("upgradeError",n),e()},r=function(){t.once("upgrade",n),t.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){t.upgrading?r():e()})):this.upgrading?r():e()),this}},{key:"onError",value:function(t){a.priorWebsocketSuccess=!1,this.emitReserved("error",t),this.onClose("transport error",t)}},{key:"onClose",value:function(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("beforeunload",this.beforeunloadEventListener,!1),removeEventListener("offline",this.offlineEventListener,!1)),this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}},{key:"filterUpgrades",value:function(t){for(var e=[],n=0,r=t.length;n<r;n++)~this.transports.indexOf(t[n])&&e.push(t[n]);return e}}]),a}(M);mt.protocol=4,mt.protocol;var _t={},bt={};function kt(t,e,n){for(var r=0,i=0,o=n.length;i<o;i++)(r=n.charCodeAt(i))<128?t.setUint8(e++,r):r<2048?(t.setUint8(e++,192|r>>6),t.setUint8(e++,128|63&r)):r<55296||r>=57344?(t.setUint8(e++,224|r>>12),t.setUint8(e++,128|r>>6&63),t.setUint8(e++,128|63&r)):(i++,r=65536+((1023&r)<<10|1023&n.charCodeAt(i)),t.setUint8(e++,240|r>>18),t.setUint8(e++,128|r>>12&63),t.setUint8(e++,128|r>>6&63),t.setUint8(e++,128|63&r))}function wt(t,n,r){var i=e(r),o=0,s=0,a=0,u=0,c=0,h=0;if("string"===i){if(c=function(t){for(var e=0,n=0,r=0,i=t.length;r<i;r++)(e=t.charCodeAt(r))<128?n+=1:e<2048?n+=2:e<55296||e>=57344?n+=3:(r++,n+=4);return n}(r),c<32)t.push(160|c),h=1;else if(c<256)t.push(217,c),h=2;else if(c<65536)t.push(218,c>>8,c),h=3;else{if(!(c<4294967296))throw new Error("String too long");t.push(219,c>>24,c>>16,c>>8,c),h=5}return n.push({_str:r,_length:c,_offset:t.length}),h+c}if("number"===i)return Math.floor(r)===r&&isFinite(r)?r>=0?r<128?(t.push(r),1):r<256?(t.push(204,r),2):r<65536?(t.push(205,r>>8,r),3):r<4294967296?(t.push(206,r>>24,r>>16,r>>8,r),5):(a=r/Math.pow(2,32)>>0,u=r>>>0,t.push(207,a>>24,a>>16,a>>8,a,u>>24,u>>16,u>>8,u),9):r>=-32?(t.push(r),1):r>=-128?(t.push(208,r),2):r>=-32768?(t.push(209,r>>8,r),3):r>=-2147483648?(t.push(210,r>>24,r>>16,r>>8,r),5):(a=Math.floor(r/Math.pow(2,32)),u=r>>>0,t.push(211,a>>24,a>>16,a>>8,a,u>>24,u>>16,u>>8,u),9):(t.push(203),n.push({_float:r,_length:8,_offset:t.length}),9);if("object"===i){if(null===r)return t.push(192),1;if(Array.isArray(r)){if((c=r.length)<16)t.push(144|c),h=1;else if(c<65536)t.push(220,c>>8,c),h=3;else{if(!(c<4294967296))throw new Error("Array too large");t.push(221,c>>24,c>>16,c>>8,c),h=5}for(o=0;o<c;o++)h+=wt(t,n,r[o]);return h}if(r instanceof Date){var f=r.getTime();return a=Math.floor(f/Math.pow(2,32)),u=f>>>0,t.push(215,0,a>>24,a>>16,a>>8,a,u>>24,u>>16,u>>8,u),10}if(r instanceof ArrayBuffer){if((c=r.byteLength)<256)t.push(196,c),h=2;else if(c<65536)t.push(197,c>>8,c),h=3;else{if(!(c<4294967296))throw new Error("Buffer too large");t.push(198,c>>24,c>>16,c>>8,c),h=5}return n.push({_bin:r,_length:c,_offset:t.length}),h+c}if("function"==typeof r.toJSON)return wt(t,n,r.toJSON());var l=[],p="",d=Object.keys(r);for(o=0,s=d.length;o<s;o++)"function"!=typeof r[p=d[o]]&&l.push(p);if((c=l.length)<16)t.push(128|c),h=1;else if(c<65536)t.push(222,c>>8,c),h=3;else{if(!(c<4294967296))throw new Error("Object too large");t.push(223,c>>24,c>>16,c>>8,c),h=5}for(o=0;o<c;o++)h+=wt(t,n,p=l[o]),h+=wt(t,n,r[p]);return h}if("boolean"===i)return t.push(r?195:194),1;if("undefined"===i)return t.push(212,0,0),3;throw new Error("Could not encode")}var Ot=function(t){var e=[],n=[],r=wt(e,n,t),i=new ArrayBuffer(r),o=new DataView(i),s=0,a=0,u=-1;n.length>0&&(u=n[0]._offset);for(var c,h=0,f=0,l=0,p=e.length;l<p;l++)if(o.setUint8(a+l,e[l]),l+1===u){if(h=(c=n[s])._length,f=a+u,c._bin)for(var d=new Uint8Array(c._bin),y=0;y<h;y++)o.setUint8(f+y,d[y]);else c._str?kt(o,f,c._str):void 0!==c._float&&o.setFloat64(f,c._float);a+=h,n[++s]&&(u=n[s]._offset)}return i};function Et(t){if(this._offset=0,t instanceof ArrayBuffer)this._buffer=t,this._view=new DataView(this._buffer);else{if(!ArrayBuffer.isView(t))throw new Error("Invalid argument");this._buffer=t.buffer,this._view=new DataView(this._buffer,t.byteOffset,t.byteLength)}}Et.prototype._array=function(t){for(var e=new Array(t),n=0;n<t;n++)e[n]=this._parse();return e},Et.prototype._map=function(t){for(var e={},n=0;n<t;n++)e[this._parse()]=this._parse();return e},Et.prototype._str=function(t){var e=function(t,e,n){for(var r="",i=0,o=e,s=e+n;o<s;o++){var a=t.getUint8(o);if(0!=(128&a))if(192!=(224&a))if(224!=(240&a)){if(240!=(248&a))throw new Error("Invalid byte "+a.toString(16));(i=(7&a)<<18|(63&t.getUint8(++o))<<12|(63&t.getUint8(++o))<<6|(63&t.getUint8(++o))<<0)>=65536?(i-=65536,r+=String.fromCharCode(55296+(i>>>10),56320+(1023&i))):r+=String.fromCharCode(i)}else r+=String.fromCharCode((15&a)<<12|(63&t.getUint8(++o))<<6|(63&t.getUint8(++o))<<0);else r+=String.fromCharCode((31&a)<<6|63&t.getUint8(++o));else r+=String.fromCharCode(a)}return r}(this._view,this._offset,t);return this._offset+=t,e},Et.prototype._bin=function(t){var e=this._buffer.slice(this._offset,this._offset+t);return this._offset+=t,e},Et.prototype._parse=function(){var t,e=this._view.getUint8(this._offset++),n=0,r=0,i=0,o=0;if(e<192)return e<128?e:e<144?this._map(15&e):e<160?this._array(15&e):this._str(31&e);if(e>223)return-1*(255-e+1);switch(e){case 192:return null;case 194:return!1;case 195:return!0;case 196:return n=this._view.getUint8(this._offset),this._offset+=1,this._bin(n);case 197:return n=this._view.getUint16(this._offset),this._offset+=2,this._bin(n);case 198:return n=this._view.getUint32(this._offset),this._offset+=4,this._bin(n);case 199:return n=this._view.getUint8(this._offset),r=this._view.getInt8(this._offset+1),this._offset+=2,[r,this._bin(n)];case 200:return n=this._view.getUint16(this._offset),r=this._view.getInt8(this._offset+2),this._offset+=3,[r,this._bin(n)];case 201:return n=this._view.getUint32(this._offset),r=this._view.getInt8(this._offset+4),this._offset+=5,[r,this._bin(n)];case 202:return t=this._view.getFloat32(this._offset),this._offset+=4,t;case 203:return t=this._view.getFloat64(this._offset),this._offset+=8,t;case 204:return t=this._view.getUint8(this._offset),this._offset+=1,t;case 205:return t=this._view.getUint16(this._offset),this._offset+=2,t;case 206:return t=this._view.getUint32(this._offset),this._offset+=4,t;case 207:return i=this._view.getUint32(this._offset)*Math.pow(2,32),o=this._view.getUint32(this._offset+4),this._offset+=8,i+o;case 208:return t=this._view.getInt8(this._offset),this._offset+=1,t;case 209:return t=this._view.getInt16(this._offset),this._offset+=2,t;case 210:return t=this._view.getInt32(this._offset),this._offset+=4,t;case 211:return i=this._view.getInt32(this._offset)*Math.pow(2,32),o=this._view.getUint32(this._offset+4),this._offset+=8,i+o;case 212:return r=this._view.getInt8(this._offset),this._offset+=1,0===r?void(this._offset+=1):[r,this._bin(1)];case 213:return r=this._view.getInt8(this._offset),this._offset+=1,[r,this._bin(2)];case 214:return r=this._view.getInt8(this._offset),this._offset+=1,[r,this._bin(4)];case 215:return r=this._view.getInt8(this._offset),this._offset+=1,0===r?(i=this._view.getInt32(this._offset)*Math.pow(2,32),o=this._view.getUint32(this._offset+4),this._offset+=8,new Date(i+o)):[r,this._bin(8)];case 216:return r=this._view.getInt8(this._offset),this._offset+=1,[r,this._bin(16)];case 217:return n=this._view.getUint8(this._offset),this._offset+=1,this._str(n);case 218:return n=this._view.getUint16(this._offset),this._offset+=2,this._str(n);case 219:return n=this._view.getUint32(this._offset),this._offset+=4,this._str(n);case 220:return n=this._view.getUint16(this._offset),this._offset+=2,this._array(n);case 221:return n=this._view.getUint32(this._offset),this._offset+=4,this._array(n);case 222:return n=this._view.getUint16(this._offset),this._offset+=2,this._map(n);case 223:return n=this._view.getUint32(this._offset),this._offset+=4,this._map(n)}throw new Error("Could not parse")};var Tt=function(t){var e=new Et(t),n=e._parse();if(e._offset!==t.byteLength)throw new Error(t.byteLength-e._offset+" trailing bytes");return n};bt.encode=Ot,bt.decode=Tt;var Ct,At={exports:{}};!function(t){function e(t){if(t)return function(t){for(var n in e.prototype)t[n]=e.prototype[n];return t}(t)}t.exports=e,e.prototype.on=e.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks["$"+t]=this._callbacks["$"+t]||[]).push(e),this},e.prototype.once=function(t,e){function n(){this.off(t,n),e.apply(this,arguments)}return n.fn=e,this.on(t,n),this},e.prototype.off=e.prototype.removeListener=e.prototype.removeAllListeners=e.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var n,r=this._callbacks["$"+t];if(!r)return this;if(1==arguments.length)return delete this._callbacks["$"+t],this;for(var i=0;i<r.length;i++)if((n=r[i])===e||n.fn===e){r.splice(i,1);break}return 0===r.length&&delete this._callbacks["$"+t],this},e.prototype.emit=function(t){this._callbacks=this._callbacks||{};for(var e=new Array(arguments.length-1),n=this._callbacks["$"+t],r=1;r<arguments.length;r++)e[r-1]=arguments[r];if(n){r=0;for(var i=(n=n.slice(0)).length;r<i;++r)n[r].apply(this,e)}return this},e.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks["$"+t]||[]},e.prototype.hasListeners=function(t){return!!this.listeners(t).length}}(At);var Rt=bt,St=At.exports,Lt=_t.protocol=5,Ut=Ct=_t.PacketType={CONNECT:0,DISCONNECT:1,EVENT:2,ACK:3,CONNECT_ERROR:4},xt=Number.isInteger||function(t){return"number"==typeof t&&isFinite(t)&&Math.floor(t)===t},Bt=function(t){return"string"==typeof t},qt=function(t){return"[object Object]"===Object.prototype.toString.call(t)};function Pt(){}function jt(){}Pt.prototype.encode=function(t){return[Rt.encode(t)]},St(jt.prototype),jt.prototype.add=function(t){var e=Rt.decode(t);this.checkPacket(e),this.emit("decoded",e)},jt.prototype.checkPacket=function(t){if(!(xt(t.type)&&t.type>=Ut.CONNECT&&t.type<=Ut.CONNECT_ERROR))throw new Error("invalid packet type");if(!Bt(t.nsp))throw new Error("invalid namespace");if(!function(t){switch(t.type){case Ut.CONNECT:return void 0===t.data||qt(t.data);case Ut.DISCONNECT:return void 0===t.data;case Ut.CONNECT_ERROR:return Bt(t.data)||qt(t.data);default:return Array.isArray(t.data)}}(t))throw new Error("invalid payload");if(!(void 0===t.id||xt(t.id)))throw new Error("invalid packet id")},jt.prototype.destroy=function(){};var Dt=_t.Encoder=Pt,Nt=_t.Decoder=jt,Mt=t({__proto__:null,default:_t,protocol:Lt,get PacketType(){return Ct},Encoder:Dt,Decoder:Nt},[_t]);function It(t,e,n){return t.on(e,n),function(){t.off(e,n)}}var Ft=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Ht=function(t){s(r,t);var e=p(r);function r(t,i,s){var a;return n(this,r),(a=e.call(this)).connected=!1,a.recovered=!1,a.receiveBuffer=[],a.sendBuffer=[],a._queue=[],a._queueSeq=0,a.ids=0,a.acks={},a.flags={},a.io=t,a.nsp=i,s&&s.auth&&(a.auth=s.auth),a._opts=o({},s),a.io._autoConnect&&a.open(),a}return i(r,[{key:"disconnected",get:function(){return!this.connected}},{key:"subEvents",value:function(){if(!this.subs){var t=this.io;this.subs=[It(t,"open",this.onopen.bind(this)),It(t,"packet",this.onpacket.bind(this)),It(t,"error",this.onerror.bind(this)),It(t,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var t=arguments.length,e=new Array(t),n=0;n<t;n++)e[n]=arguments[n];return e.unshift("message"),this.emit.apply(this,e),this}},{key:"emit",value:function(t){if(Ft.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];if(n.unshift(t),this._opts.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this._addToQueue(n),this;var i={type:Ct.EVENT,data:n,options:{}};if(i.options.compress=!1!==this.flags.compress,"function"==typeof n[n.length-1]){var o=this.ids++,s=n.pop();this._registerAckCallback(o,s),i.id=o}var a=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable;return this.flags.volatile&&(!a||!this.connected)||(this.connected?(this.notifyOutgoingListeners(i),this.packet(i)):this.sendBuffer.push(i)),this.flags={},this}},{key:"_registerAckCallback",value:function(t,e){var n,r=this,i=null!==(n=this.flags.timeout)&&void 0!==n?n:this._opts.ackTimeout;if(void 0!==i){var o=this.io.setTimeoutFn((function(){delete r.acks[t];for(var n=0;n<r.sendBuffer.length;n++)r.sendBuffer[n].id===t&&r.sendBuffer.splice(n,1);e.call(r,new Error("operation has timed out"))}),i),s=function(){r.io.clearTimeoutFn(o);for(var t=arguments.length,n=new Array(t),i=0;i<t;i++)n[i]=arguments[i];e.apply(r,n)};s.withError=!0,this.acks[t]=s}else this.acks[t]=e}},{key:"emitWithAck",value:function(t){for(var e=this,n=arguments.length,r=new Array(n>1?n-1:0),i=1;i<n;i++)r[i-1]=arguments[i];return new Promise((function(n,i){var o=function(t,e){return t?i(t):n(e)};o.withError=!0,r.push(o),e.emit.apply(e,[t].concat(r))}))}},{key:"_addToQueue",value:function(t){var e,n=this;"function"==typeof t[t.length-1]&&(e=t.pop());var r={id:this._queueSeq++,tryCount:0,pending:!1,args:t,flags:o({fromQueue:!0},this.flags)};t.push((function(t){if(r===n._queue[0]){if(null!==t)r.tryCount>n._opts.retries&&(n._queue.shift(),e&&e(t));else if(n._queue.shift(),e){for(var i=arguments.length,o=new Array(i>1?i-1:0),s=1;s<i;s++)o[s-1]=arguments[s];e.apply(void 0,[null].concat(o))}return r.pending=!1,n._drainQueue()}})),this._queue.push(r),this._drainQueue()}},{key:"_drainQueue",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this._queue.length){var e=this._queue[0];e.pending&&!t||(e.pending=!0,e.tryCount++,this.flags=e.flags,this.emit.apply(this,e.args))}}},{key:"packet",value:function(t){t.nsp=this.nsp,this.io._packet(t)}},{key:"onopen",value:function(){var t=this;"function"==typeof this.auth?this.auth((function(e){t._sendConnectPacket(e)})):this._sendConnectPacket(this.auth)}},{key:"_sendConnectPacket",value:function(t){this.packet({type:Ct.CONNECT,data:this._pid?o({pid:this._pid,offset:this._lastOffset},t):t})}},{key:"onerror",value:function(t){this.connected||this.emitReserved("connect_error",t)}},{key:"onclose",value:function(t,e){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,e),this._clearAcks()}},{key:"_clearAcks",value:function(){var t=this;Object.keys(this.acks).forEach((function(e){if(!t.sendBuffer.some((function(t){return String(t.id)===e}))){var n=t.acks[e];delete t.acks[e],n.withError&&n.call(t,new Error("socket has been disconnected"))}}))}},{key:"onpacket",value:function(t){if(t.nsp===this.nsp)switch(t.type){case Ct.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):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 Ct.EVENT:case Ct.BINARY_EVENT:this.onevent(t);break;case Ct.ACK:case Ct.BINARY_ACK:this.onack(t);break;case Ct.DISCONNECT:this.ondisconnect();break;case Ct.CONNECT_ERROR:this.destroy();var e=new Error(t.data.message);e.data=t.data.data,this.emitReserved("connect_error",e)}}},{key:"onevent",value:function(t){var e=t.data||[];null!=t.id&&e.push(this.ack(t.id)),this.connected?this.emitEvent(e):this.receiveBuffer.push(Object.freeze(e))}},{key:"emitEvent",value:function(t){if(this._anyListeners&&this._anyListeners.length){var e,n=v(this._anyListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t)}}catch(t){n.e(t)}finally{n.f()}}d(a(r.prototype),"emit",this).apply(this,t),this._pid&&t.length&&"string"==typeof t[t.length-1]&&(this._lastOffset=t[t.length-1])}},{key:"ack",value:function(t){var e=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,i=new Array(r),o=0;o<r;o++)i[o]=arguments[o];e.packet({type:Ct.ACK,id:t,data:i})}}}},{key:"onack",value:function(t){var e=this.acks[t.id];"function"==typeof e&&(delete this.acks[t.id],e.withError&&t.data.unshift(null),e.apply(this,t.data))}},{key:"onconnect",value:function(t,e){this.id=t,this.recovered=e&&this._pid===e,this._pid=e,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this._drainQueue(!0)}},{key:"emitBuffered",value:function(){var t=this;this.receiveBuffer.forEach((function(e){return t.emitEvent(e)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(e){t.notifyOutgoingListeners(e),t.packet(e)})),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:Ct.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(t){return this.flags.compress=t,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"timeout",value:function(t){return this.flags.timeout=t,this}},{key:"onAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}},{key:"prependAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}},{key:"offAny",value:function(t){if(!this._anyListeners)return this;if(t){for(var e=this._anyListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}},{key:"onAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(t),this}},{key:"prependAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(t),this}},{key:"offAnyOutgoing",value:function(t){if(!this._anyOutgoingListeners)return this;if(t){for(var e=this._anyOutgoingListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyOutgoingListeners=[];return this}},{key:"listenersAnyOutgoing",value:function(){return this._anyOutgoingListeners||[]}},{key:"notifyOutgoingListeners",value:function(t){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){var e,n=v(this._anyOutgoingListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t.data)}}catch(t){n.e(t)}finally{n.f()}}}}]),r}(M);function $t(t){t=t||{},this.ms=t.min||100,this.max=t.max||1e4,this.factor=t.factor||2,this.jitter=t.jitter>0&&t.jitter<=1?t.jitter:0,this.attempts=0}$t.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),n=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-n:t+n}return 0|Math.min(t,this.max)},$t.prototype.reset=function(){this.attempts=0},$t.prototype.setMin=function(t){this.ms=t},$t.prototype.setMax=function(t){this.max=t},$t.prototype.setJitter=function(t){this.jitter=t};var Vt=function(t){s(o,t);var r=p(o);function o(t,i){var s,a;n(this,o),(s=r.call(this)).nsps={},s.subs=[],t&&"object"===e(t)&&(i=t,t=void 0),(i=i||{}).path=i.path||"/socket.io",s.opts=i,V(l(s),i),s.reconnection(!1!==i.reconnection),s.reconnectionAttempts(i.reconnectionAttempts||1/0),s.reconnectionDelay(i.reconnectionDelay||1e3),s.reconnectionDelayMax(i.reconnectionDelayMax||5e3),s.randomizationFactor(null!==(a=i.randomizationFactor)&&void 0!==a?a:.5),s.backoff=new $t({min:s.reconnectionDelay(),max:s.reconnectionDelayMax(),jitter:s.randomizationFactor()}),s.timeout(null==i.timeout?2e4:i.timeout),s._readyState="closed",s.uri=t;var u=i.parser||Mt;return s.encoder=new u.Encoder,s.decoder=new u.Decoder,s._autoConnect=!1!==i.autoConnect,s._autoConnect&&s.open(),s}return i(o,[{key:"reconnection",value:function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=new mt(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var i=It(n,"open",(function(){r.onopen(),t&&t()})),o=function(n){e.cleanup(),e._readyState="closed",e.emitReserved("error",n),t?t(n):e.maybeReconnectOnOpen()},s=It(n,"error",o);if(!1!==this._timeout){var a=this._timeout,u=this.setTimeoutFn((function(){i(),o(new Error("timeout")),n.close()}),a);this.opts.autoUnref&&u.unref(),this.subs.push((function(){e.clearTimeoutFn(u)}))}return this.subs.push(i),this.subs.push(s),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",this.emitReserved("open");var t=this.engine;this.subs.push(It(t,"ping",this.onping.bind(this)),It(t,"data",this.ondata.bind(this)),It(t,"error",this.onerror.bind(this)),It(t,"close",this.onclose.bind(this)),It(this.decoder,"decoded",this.ondecoded.bind(this)))}},{key:"onping",value:function(){this.emitReserved("ping")}},{key:"ondata",value:function(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}}},{key:"ondecoded",value:function(t){var e=this;ct((function(){e.emitReserved("packet",t)}),this.setTimeoutFn)}},{key:"onerror",value:function(t){this.emitReserved("error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n?this._autoConnect&&!n.active&&n.connect():(n=new Ht(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){for(var e=this.encoder.encode(t),n=0;n<e.length;n++)this.engine.write(e[n],t.options)}},{key:"cleanup",value:function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(t,e){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t,e),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var t=this;if(this._reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=this.setTimeoutFn((function(){e.skipReconnect||(t.emitReserved("reconnect_attempt",e.backoff.attempts),e.skipReconnect||e.open((function(n){n?(e._reconnecting=!1,e.reconnect(),t.emitReserved("reconnect_error",n)):e.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){t.clearTimeoutFn(r)}))}}},{key:"onreconnect",value:function(){var t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}]),o}(M),Wt={};function zt(t,n){"object"===e(t)&&(n=t,t=void 0);var r,i=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,r=t;n=n||"undefined"!=typeof location&&location,null==t&&(t=n.protocol+"//"+n.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?n.protocol+t:n.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==n?n.protocol+"//"+t:"https://"+t),r=gt(t)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/";var i=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+i+":"+r.port+e,r.href=r.protocol+"://"+i+(n&&n.port===r.port?"":":"+r.port),r}(t,(n=n||{}).path||"/socket.io"),o=i.source,s=i.id,a=i.path,u=Wt[s]&&a in Wt[s].nsps;return n.forceNew||n["force new connection"]||!1===n.multiplex||u?r=new Vt(o,n):(Wt[s]||(Wt[s]=new Vt(o,n)),r=Wt[s]),i.query&&!n.query&&(n.query=i.queryKey),r.socket(i.path,n)}return o(zt,{Manager:Vt,Socket:Ht,io:zt,connect:zt}),zt}));
+!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?module.exports=i():"function"==typeof define&&define.amd?define(i):(t="undefined"!=typeof globalThis?globalThis:t||self).io=i()}(this,(function(){"use strict";function t(t,i){return i.forEach((function(i){i&&"string"!=typeof i&&!Array.isArray(i)&&Object.keys(i).forEach((function(n){if("default"!==n&&!(n in t)){var r=Object.getOwnPropertyDescriptor(i,n);Object.defineProperty(t,n,r.get?r:{enumerable:!0,get:function(){return i[n]}})}}))})),Object.freeze(t)}function i(t,i){(null==i||i>t.length)&&(i=t.length);for(var n=0,r=Array(i);n<i;n++)r[n]=t[n];return r}function n(t,i){for(var n=0;n<i.length;n++){var r=i[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,c(r.key),r)}}function r(t,i,r){return i&&n(t.prototype,i),r&&n(t,r),Object.defineProperty(t,"prototype",{writable:!1}),t}function e(t,n){var r="undefined"!=typeof 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i=this.D+this.$;this.R=Date.now()+i,this.K=this.setTimeoutFn((function(){t.V("ping timeout")}),i),this.opts.autoUnref&&this.K.unref()},n.X=function(){this.writeBuffer.splice(0,this._),this._=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()},n.flush=function(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){var t=this.W();this.transport.send(t),this._=t.length,this.emitReserved("flush")}},n.W=function(){if(!(this.I&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;for(var t,i=1,n=0;n<this.writeBuffer.length;n++){var r=this.writeBuffer[n].data;if(r&&(i+="string"==typeof(t=r)?function(t){for(var i=0,n=0,r=0,e=t.length;r<e;r++)(i=t.charCodeAt(r))<128?n+=1:i<2048?n+=2:i<55296||i>=57344?n+=3:(r++,n+=4);return n}(t):Math.ceil(1.33*(t.byteLength||t.size))),n>0&&i>this.I)return this.writeBuffer.slice(0,n);i+=2}return this.writeBuffer},n.Y=function(){var t=this;if(!this.R)return!0;var i=Date.now()>this.R;return i&&(this.R=0,I((function(){t.V("ping timeout")}),this.setTimeoutFn)),i},n.write=function(t,i,n){return this.G("message",t,i,n),this},n.send=function(t,i,n){return this.G("message",t,i,n),this},n.G=function(t,i,n,r){if("function"==typeof i&&(r=i,i=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var e={type:t,data:i,options:n};this.emitReserved("packetCreate",e),this.writeBuffer.push(e),r&&this.once("flush",r),this.flush()}},n.close=function(){var t=this,i=function(){t.V("forced close"),t.transport.close()},n=function n(){t.off("upgrade",n),t.off("upgradeError",n),i()},r=function(){t.once("upgrade",n),t.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){t.upgrading?r():i()})):this.upgrading?r():i()),this},n.M=function(t){if(i.priorWebsocketSuccess=!1,this.opts.tryAllTransports&&this.transports.length>1&&"opening"===this.readyState)return this.transports.shift(),this.F();this.emitReserved("error",t),this.V("transport error",t)},n.V=function(t,i){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){if(this.clearTimeoutFn(this.K),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),at&&(this.N&&removeEventListener("beforeunload",this.N,!1),this.P)){var n=vt.indexOf(this.P);-1!==n&&vt.splice(n,1)}this.readyState="closed",this.id=null,this.emitReserved("close",t,i),this.writeBuffer=[],this._=0}},i}($);lt.protocol=4;var dt=function(t){function i(){var i;return(i=t.apply(this,arguments)||this).Z=[],i}h(i,t);var n=i.prototype;return n.onOpen=function(){if(t.prototype.onOpen.call(this),"open"===this.readyState&&this.opts.upgrade)for(var i=0;i<this.Z.length;i++)this.tt(this.Z[i])},n.tt=function(t){var i=this,n=this.createTransport(t),r=!1;lt.priorWebsocketSuccess=!1;var e=function(){r||(n.send([{type:"ping",data:"probe"}]),n.once("packet",(function(t){if(!r)if("pong"===t.type&&"probe"===t.data){if(i.upgrading=!0,i.emitReserved("upgrading",n),!n)return;lt.priorWebsocketSuccess="websocket"===n.name,i.transport.pause((function(){r||"closed"!==i.readyState&&(c(),i.setTransport(n),n.send([{type:"upgrade"}]),i.emitReserved("upgrade",n),n=null,i.upgrading=!1,i.flush())}))}else{var e=new Error("probe error");e.transport=n.name,i.emitReserved("upgradeError",e)}})))};function s(){r||(r=!0,c(),n.close(),n=null)}var o=function(t){var r=new Error("probe error: "+t);r.transport=n.name,s(),i.emitReserved("upgradeError",r)};function h(){o("transport closed")}function u(){o("socket closed")}function f(t){n&&t.name!==n.name&&s()}var c=function(){n.removeListener("open",e),n.removeListener("error",o),n.removeListener("close",h),i.off("close",u),i.off("upgrading",f)};n.once("open",e),n.once("error",o),n.once("close",h),this.once("close",u),this.once("upgrading",f),-1!==this.Z.indexOf("webtransport")&&"webtransport"!==t?this.setTimeoutFn((function(){r||n.open()}),200):n.open()},n.onHandshake=function(i){this.Z=this.it(i.upgrades),t.prototype.onHandshake.call(this,i)},n.it=function(t){for(var i=[],n=0;n<t.length;n++)~this.transports.indexOf(t[n])&&i.push(t[n]);return i},i}(lt),pt=function(t){function i(i){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},r="object"===a(i)?i:n;return(!r.transports||r.transports&&"string"==typeof r.transports[0])&&(r.transports=(r.transports||["polling","websocket","webtransport"]).map((function(t){return ht[t]})).filter((function(t){return!!t}))),t.call(this,i,r)||this}return h(i,t),i}(dt);pt.protocol;var yt={},wt={};function bt(t,i,n){for(var r=0,e=0,s=n.length;e<s;e++)(r=n.charCodeAt(e))<128?t.setUint8(i++,r):r<2048?(t.setUint8(i++,192|r>>6),t.setUint8(i++,128|63&r)):r<55296||r>=57344?(t.setUint8(i++,224|r>>12),t.setUint8(i++,128|r>>6&63),t.setUint8(i++,128|63&r)):(e++,r=65536+((1023&r)<<10|1023&n.charCodeAt(e)),t.setUint8(i++,240|r>>18),t.setUint8(i++,128|r>>12&63),t.setUint8(i++,128|r>>6&63),t.setUint8(i++,128|63&r))}function gt(t,i,n){var r=a(n),e=0,s=0,o=0,h=0,u=0,f=0;if("string"===r){if(u=function(t){for(var i=0,n=0,r=0,e=t.length;r<e;r++)(i=t.charCodeAt(r))<128?n+=1:i<2048?n+=2:i<55296||i>=57344?n+=3:(r++,n+=4);return n}(n),u<32)t.push(160|u),f=1;else if(u<256)t.push(217,u),f=2;else if(u<65536)t.push(218,u>>8,u),f=3;else{if(!(u<4294967296))throw new Error("String too long");t.push(219,u>>24,u>>16,u>>8,u),f=5}return i.push({nt:n,rt:u,et:t.length}),f+u}if("number"===r)return Math.floor(n)===n&&isFinite(n)?n>=0?n<128?(t.push(n),1):n<256?(t.push(204,n),2):n<65536?(t.push(205,n>>8,n),3):n<4294967296?(t.push(206,n>>24,n>>16,n>>8,n),5):(o=n/Math.pow(2,32)|0,h=n>>>0,t.push(207,o>>24,o>>16,o>>8,o,h>>24,h>>16,h>>8,h),9):n>=-32?(t.push(n),1):n>=-128?(t.push(208,n),2):n>=-32768?(t.push(209,n>>8,n),3):n>=-2147483648?(t.push(210,n>>24,n>>16,n>>8,n),5):(o=Math.floor(n/Math.pow(2,32)),h=n>>>0,t.push(211,o>>24,o>>16,o>>8,o,h>>24,h>>16,h>>8,h),9):(t.push(203),i.push({st:n,rt:8,et:t.length}),9);if("object"===r){if(null===n)return t.push(192),1;if(Array.isArray(n)){if((u=n.length)<16)t.push(144|u),f=1;else if(u<65536)t.push(220,u>>8,u),f=3;else{if(!(u<4294967296))throw new Error("Array too large");t.push(221,u>>24,u>>16,u>>8,u),f=5}for(e=0;e<u;e++)f+=gt(t,i,n[e]);return f}if(n instanceof Date){var c=n.getTime();return o=Math.floor(c/Math.pow(2,32)),h=c>>>0,t.push(215,0,o>>24,o>>16,o>>8,o,h>>24,h>>16,h>>8,h),10}if(n instanceof ArrayBuffer){if((u=n.byteLength)<256)t.push(196,u),f=2;else if(u<65536)t.push(197,u>>8,u),f=3;else{if(!(u<4294967296))throw new Error("Buffer too large");t.push(198,u>>24,u>>16,u>>8,u),f=5}return i.push({ot:n,rt:u,et:t.length}),f+u}if("function"==typeof n.toJSON)return gt(t,i,n.toJSON());var v=[],l="",d=Object.keys(n);for(e=0,s=d.length;e<s;e++)"function"!=typeof n[l=d[e]]&&v.push(l);if((u=v.length)<16)t.push(128|u),f=1;else if(u<65536)t.push(222,u>>8,u),f=3;else{if(!(u<4294967296))throw new Error("Object too large");t.push(223,u>>24,u>>16,u>>8,u),f=5}for(e=0;e<u;e++)f+=gt(t,i,l=v[e]),f+=gt(t,i,n[l]);return f}if("boolean"===r)return t.push(n?195:194),1;if("undefined"===r)return t.push(212,0,0),3;throw new Error("Could not encode")}var mt=function(t){var i=[],n=[],r=gt(i,n,t),e=new ArrayBuffer(r),s=new DataView(e),o=0,h=0,u=-1;n.length>0&&(u=n[0].et);for(var f,c=0,a=0,v=0,l=i.length;v<l;v++)if(s.setUint8(h+v,i[v]),v+1===u){if(c=(f=n[o]).rt,a=h+u,f.ot)for(var d=new Uint8Array(f.ot),p=0;p<c;p++)s.setUint8(a+p,d[p]);else f.nt?bt(s,a,f.nt):void 0!==f.st&&s.setFloat64(a,f.st);h+=c,n[++o]&&(u=n[o].et)}return e};function kt(t){if(this.et=0,t instanceof ArrayBuffer)this.ht=t,this.ut=new DataView(this.ht);else{if(!ArrayBuffer.isView(t))throw new Error("Invalid argument");this.ht=t.buffer,this.ut=new DataView(this.ht,t.byteOffset,t.byteLength)}}kt.prototype.ft=function(t){for(var i=new Array(t),n=0;n<t;n++)i[n]=this.ct();return i},kt.prototype.vt=function(t){for(var i={},n=0;n<t;n++)i[this.ct()]=this.ct();return i},kt.prototype.nt=function(t){var i=function(t,i,n){for(var r="",e=0,s=i,o=i+n;s<o;s++){var h=t.getUint8(s);if(128&h)if(192!=(224&h))if(224!=(240&h)){if(240!=(248&h))throw new Error("Invalid byte "+h.toString(16));(e=(7&h)<<18|(63&t.getUint8(++s))<<12|(63&t.getUint8(++s))<<6|63&t.getUint8(++s))>=65536?(e-=65536,r+=String.fromCharCode(55296+(e>>>10),56320+(1023&e))):r+=String.fromCharCode(e)}else r+=String.fromCharCode((15&h)<<12|(63&t.getUint8(++s))<<6|63&t.getUint8(++s));else r+=String.fromCharCode((31&h)<<6|63&t.getUint8(++s));else r+=String.fromCharCode(h)}return r}(this.ut,this.et,t);return this.et+=t,i},kt.prototype.ot=function(t){var i=this.ht.slice(this.et,this.et+t);return this.et+=t,i},kt.prototype.ct=function(){var t,i=this.ut.getUint8(this.et++),n=0,r=0,e=0,s=0;if(i<192)return i<128?i:i<144?this.vt(15&i):i<160?this.ft(15&i):this.nt(31&i);if(i>223)return-1*(255-i+1);switch(i){case 192:return null;case 194:return!1;case 195:return!0;case 196:return n=this.ut.getUint8(this.et),this.et+=1,this.ot(n);case 197:return n=this.ut.getUint16(this.et),this.et+=2,this.ot(n);case 198:return n=this.ut.getUint32(this.et),this.et+=4,this.ot(n);case 199:return n=this.ut.getUint8(this.et),r=this.ut.getInt8(this.et+1),this.et+=2,[r,this.ot(n)];case 200:return n=this.ut.getUint16(this.et),r=this.ut.getInt8(this.et+2),this.et+=3,[r,this.ot(n)];case 201:return n=this.ut.getUint32(this.et),r=this.ut.getInt8(this.et+4),this.et+=5,[r,this.ot(n)];case 202:return t=this.ut.getFloat32(this.et),this.et+=4,t;case 203:return t=this.ut.getFloat64(this.et),this.et+=8,t;case 204:return t=this.ut.getUint8(this.et),this.et+=1,t;case 205:return t=this.ut.getUint16(this.et),this.et+=2,t;case 206:return t=this.ut.getUint32(this.et),this.et+=4,t;case 207:return e=this.ut.getUint32(this.et)*Math.pow(2,32),s=this.ut.getUint32(this.et+4),this.et+=8,e+s;case 208:return t=this.ut.getInt8(this.et),this.et+=1,t;case 209:return t=this.ut.getInt16(this.et),this.et+=2,t;case 210:return t=this.ut.getInt32(this.et),this.et+=4,t;case 211:return e=this.ut.getInt32(this.et)*Math.pow(2,32),s=this.ut.getUint32(this.et+4),this.et+=8,e+s;case 212:return r=this.ut.getInt8(this.et),this.et+=1,0===r?void(this.et+=1):[r,this.ot(1)];case 213:return r=this.ut.getInt8(this.et),this.et+=1,[r,this.ot(2)];case 214:return r=this.ut.getInt8(this.et),this.et+=1,[r,this.ot(4)];case 215:return r=this.ut.getInt8(this.et),this.et+=1,0===r?(e=this.ut.getInt32(this.et)*Math.pow(2,32),s=this.ut.getUint32(this.et+4),this.et+=8,new Date(e+s)):[r,this.ot(8)];case 216:return r=this.ut.getInt8(this.et),this.et+=1,[r,this.ot(16)];case 217:return n=this.ut.getUint8(this.et),this.et+=1,this.nt(n);case 218:return n=this.ut.getUint16(this.et),this.et+=2,this.nt(n);case 219:return n=this.ut.getUint32(this.et),this.et+=4,this.nt(n);case 220:return n=this.ut.getUint16(this.et),this.et+=2,this.ft(n);case 221:return n=this.ut.getUint32(this.et),this.et+=4,this.ft(n);case 222:return n=this.ut.getUint16(this.et),this.et+=2,this.vt(n);case 223:return n=this.ut.getUint32(this.et),this.et+=4,this.vt(n)}throw new Error("Could not parse")};var At=function(t){var i=new kt(t),n=i.ct();if(i.et!==t.byteLength)throw new Error(t.byteLength-i.et+" trailing bytes");return n};wt.encode=mt,wt.decode=At;var Et={exports:{}};!function(t){function i(t){if(t)return function(t){for(var n in i.prototype)t[n]=i.prototype[n];return t}(t)}t.exports=i,i.prototype.on=i.prototype.addEventListener=function(t,i){return this.t=this.t||{},(this.t["$"+t]=this.t["$"+t]||[]).push(i),this},i.prototype.once=function(t,i){function n(){this.off(t,n),i.apply(this,arguments)}return n.fn=i,this.on(t,n),this},i.prototype.off=i.prototype.removeListener=i.prototype.removeAllListeners=i.prototype.removeEventListener=function(t,i){if(this.t=this.t||{},0==arguments.length)return this.t={},this;var n,r=this.t["$"+t];if(!r)return this;if(1==arguments.length)return delete this.t["$"+t],this;for(var e=0;e<r.length;e++)if((n=r[e])===i||n.fn===i){r.splice(e,1);break}return 0===r.length&&delete this.t["$"+t],this},i.prototype.emit=function(t){this.t=this.t||{};for(var i=new Array(arguments.length-1),n=this.t["$"+t],r=1;r<arguments.length;r++)i[r-1]=arguments[r];if(n){r=0;for(var e=(n=n.slice(0)).length;r<e;++r)n[r].apply(this,i)}return this},i.prototype.listeners=function(t){return this.t=this.t||{},this.t["$"+t]||[]},i.prototype.hasListeners=function(t){return!!this.listeners(t).length}}(Et);var jt,Ot=wt,Mt=Et.exports,St=yt.protocol=5,Bt=jt=yt.PacketType={CONNECT:0,DISCONNECT:1,EVENT:2,ACK:3,CONNECT_ERROR:4},Ct=Number.isInteger||function(t){return"number"==typeof t&&isFinite(t)&&Math.floor(t)===t},Tt=function(t){return"string"==typeof t},Ut=function(t){return"[object Object]"===Object.prototype.toString.call(t)};function _t(){}function xt(){}_t.prototype.encode=function(t){return[Ot.encode(t)]},Mt(xt.prototype),xt.prototype.add=function(t){var i=Ot.decode(t);this.checkPacket(i),this.emit("decoded",i)},xt.prototype.checkPacket=function(t){if(!(Ct(t.type)&&t.type>=Bt.CONNECT&&t.type<=Bt.CONNECT_ERROR))throw new Error("invalid packet type");if(!Tt(t.nsp))throw new Error("invalid namespace");if(!function(t){switch(t.type){case Bt.CONNECT:return void 0===t.data||Ut(t.data);case Bt.DISCONNECT:return void 0===t.data;case Bt.CONNECT_ERROR:return Tt(t.data)||Ut(t.data);default:return Array.isArray(t.data)}}(t))throw new Error("invalid payload");if(!(void 0===t.id||Ct(t.id)))throw new Error("invalid packet id")},xt.prototype.destroy=function(){};var Dt=yt.Encoder=_t,$t=yt.Decoder=xt,It=t({__proto__:null,protocol:St,get PacketType(){return jt},Encoder:Dt,Decoder:$t,default:yt},[yt]);function Rt(t,i,n){return t.on(i,n),function(){t.off(i,n)}}var Lt=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Nt=function(t){function i(i,n,r){var e;return(e=t.call(this)||this).connected=!1,e.recovered=!1,e.receiveBuffer=[],e.sendBuffer=[],e.lt=[],e.dt=0,e.ids=0,e.acks={},e.flags={},e.io=i,e.nsp=n,r&&r.auth&&(e.auth=r.auth),e.l=s({},r),e.io.yt&&e.open(),e}h(i,t);var n=i.prototype;return n.subEvents=function(){if(!this.subs){var t=this.io;this.subs=[Rt(t,"open",this.onopen.bind(this)),Rt(t,"packet",this.onpacket.bind(this)),Rt(t,"error",this.onerror.bind(this)),Rt(t,"close",this.onclose.bind(this))]}},n.connect=function(){return this.connected||(this.subEvents(),this.io.wt||this.io.open(),"open"===this.io.bt&&this.onopen()),this},n.open=function(){return this.connect()},n.send=function(){for(var t=arguments.length,i=new Array(t),n=0;n<t;n++)i[n]=arguments[n];return i.unshift("message"),this.emit.apply(this,i),this},n.emit=function(t){var i,n,r;if(Lt.hasOwnProperty(t))throw new Error('"'+t.toString()+'" is a reserved event name');for(var e=arguments.length,s=new Array(e>1?e-1:0),o=1;o<e;o++)s[o-1]=arguments[o];if(s.unshift(t),this.l.retries&&!this.flags.fromQueue&&!this.flags.volatile)return this.gt(s),this;var h={type:jt.EVENT,data:s,options:{}};if(h.options.compress=!1!==this.flags.compress,"function"==typeof s[s.length-1]){var u=this.ids++,f=s.pop();this.kt(u,f),h.id=u}var c=null===(n=null===(i=this.io.engine)||void 0===i?void 0:i.transport)||void 0===n?void 0:n.writable,a=this.connected&&!(null===(r=this.io.engine)||void 0===r?void 0:r.Y());return this.flags.volatile&&!c||(a?(this.notifyOutgoingListeners(h),this.packet(h)):this.sendBuffer.push(h)),this.flags={},this},n.kt=function(t,i){var n,r=this,e=null!==(n=this.flags.timeout)&&void 0!==n?n:this.l.ackTimeout;if(void 0!==e){var s=this.io.setTimeoutFn((function(){delete r.acks[t];for(var n=0;n<r.sendBuffer.length;n++)r.sendBuffer[n].id===t&&r.sendBuffer.splice(n,1);i.call(r,new Error("operation has timed out"))}),e),o=function(){r.io.clearTimeoutFn(s);for(var t=arguments.length,n=new Array(t),e=0;e<t;e++)n[e]=arguments[e];i.apply(r,n)};o.withError=!0,this.acks[t]=o}else this.acks[t]=i},n.emitWithAck=function(t){for(var i=this,n=arguments.length,r=new Array(n>1?n-1:0),e=1;e<n;e++)r[e-1]=arguments[e];return new Promise((function(n,e){var s=function(t,i){return t?e(t):n(i)};s.withError=!0,r.push(s),i.emit.apply(i,[t].concat(r))}))},n.gt=function(t){var i,n=this;"function"==typeof t[t.length-1]&&(i=t.pop());var r={id:this.dt++,tryCount:0,pending:!1,args:t,flags:s({fromQueue:!0},this.flags)};t.push((function(t){if(r===n.lt[0]){if(null!==t)r.tryCount>n.l.retries&&(n.lt.shift(),i&&i(t));else if(n.lt.shift(),i){for(var e=arguments.length,s=new Array(e>1?e-1:0),o=1;o<e;o++)s[o-1]=arguments[o];i.apply(void 0,[null].concat(s))}return r.pending=!1,n.At()}})),this.lt.push(r),this.At()},n.At=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(this.connected&&0!==this.lt.length){var i=this.lt[0];i.pending&&!t||(i.pending=!0,i.tryCount++,this.flags=i.flags,this.emit.apply(this,i.args))}},n.packet=function(t){t.nsp=this.nsp,this.io.Et(t)},n.onopen=function(){var t=this;"function"==typeof this.auth?this.auth((function(i){t.jt(i)})):this.jt(this.auth)},n.jt=function(t){this.packet({type:jt.CONNECT,data:this.Ot?s({pid:this.Ot,offset:this.Mt},t):t})},n.onerror=function(t){this.connected||this.emitReserved("connect_error",t)},n.onclose=function(t,i){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,i),this.St()},n.St=function(){var t=this;Object.keys(this.acks).forEach((function(i){if(!t.sendBuffer.some((function(t){return String(t.id)===i}))){var n=t.acks[i];delete t.acks[i],n.withError&&n.call(t,new Error("socket has been disconnected"))}}))},n.onpacket=function(t){if(t.nsp===this.nsp)switch(t.type){case jt.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):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 jt.EVENT:case jt.BINARY_EVENT:this.onevent(t);break;case jt.ACK:case jt.BINARY_ACK:this.onack(t);break;case jt.DISCONNECT:this.ondisconnect();break;case jt.CONNECT_ERROR:this.destroy();var i=new Error(t.data.message);i.data=t.data.data,this.emitReserved("connect_error",i)}},n.onevent=function(t){var i=t.data||[];null!=t.id&&i.push(this.ack(t.id)),this.connected?this.emitEvent(i):this.receiveBuffer.push(Object.freeze(i))},n.emitEvent=function(i){if(this.Bt&&this.Bt.length){var n,r=e(this.Bt.slice());try{for(r.s();!(n=r.n()).done;){n.value.apply(this,i)}}catch(t){r.e(t)}finally{r.f()}}t.prototype.emit.apply(this,i),this.Ot&&i.length&&"string"==typeof i[i.length-1]&&(this.Mt=i[i.length-1])},n.ack=function(t){var i=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,e=new Array(r),s=0;s<r;s++)e[s]=arguments[s];i.packet({type:jt.ACK,id:t,data:e})}}},n.onack=function(t){var i=this.acks[t.id];"function"==typeof i&&(delete this.acks[t.id],i.withError&&t.data.unshift(null),i.apply(this,t.data))},n.onconnect=function(t,i){this.id=t,this.recovered=i&&this.Ot===i,this.Ot=i,this.connected=!0,this.emitBuffered(),this.emitReserved("connect"),this.At(!0)},n.emitBuffered=function(){var t=this;this.receiveBuffer.forEach((function(i){return t.emitEvent(i)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(i){t.notifyOutgoingListeners(i),t.packet(i)})),this.sendBuffer=[]},n.ondisconnect=function(){this.destroy(),this.onclose("io server disconnect")},n.destroy=function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io.Ct(this)},n.disconnect=function(){return this.connected&&this.packet({type:jt.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},n.close=function(){return this.disconnect()},n.compress=function(t){return this.flags.compress=t,this},n.timeout=function(t){return this.flags.timeout=t,this},n.onAny=function(t){return this.Bt=this.Bt||[],this.Bt.push(t),this},n.prependAny=function(t){return this.Bt=this.Bt||[],this.Bt.unshift(t),this},n.offAny=function(t){if(!this.Bt)return this;if(t){for(var i=this.Bt,n=0;n<i.length;n++)if(t===i[n])return i.splice(n,1),this}else this.Bt=[];return this},n.listenersAny=function(){return this.Bt||[]},n.onAnyOutgoing=function(t){return this.Tt=this.Tt||[],this.Tt.push(t),this},n.prependAnyOutgoing=function(t){return this.Tt=this.Tt||[],this.Tt.unshift(t),this},n.offAnyOutgoing=function(t){if(!this.Tt)return this;if(t){for(var i=this.Tt,n=0;n<i.length;n++)if(t===i[n])return i.splice(n,1),this}else this.Tt=[];return this},n.listenersAnyOutgoing=function(){return this.Tt||[]},n.notifyOutgoingListeners=function(t){if(this.Tt&&this.Tt.length){var i,n=e(this.Tt.slice());try{for(n.s();!(i=n.n()).done;){i.value.apply(this,t.data)}}catch(t){n.e(t)}finally{n.f()}}},r(i,[{key:"disconnected",get:function(){return!this.connected}},{key:"active",get:function(){return!!this.subs}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}}])}($);function Pt(t){t=t||{},this.ms=t.min||100,this.max=t.max||1e4,this.factor=t.factor||2,this.jitter=t.jitter>0&&t.jitter<=1?t.jitter:0,this.attempts=0}Pt.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var i=Math.random(),n=Math.floor(i*this.jitter*t);t=1&Math.floor(10*i)?t+n:t-n}return 0|Math.min(t,this.max)},Pt.prototype.reset=function(){this.attempts=0},Pt.prototype.setMin=function(t){this.ms=t},Pt.prototype.setMax=function(t){this.max=t},Pt.prototype.setJitter=function(t){this.jitter=t};var Vt=function(t){function i(i,n){var r,e;(r=t.call(this)||this).nsps={},r.subs=[],i&&"object"===a(i)&&(n=i,i=void 0),(n=n||{}).path=n.path||"/socket.io",r.opts=n,V(r,n),r.reconnection(!1!==n.reconnection),r.reconnectionAttempts(n.reconnectionAttempts||1/0),r.reconnectionDelay(n.reconnectionDelay||1e3),r.reconnectionDelayMax(n.reconnectionDelayMax||5e3),r.randomizationFactor(null!==(e=n.randomizationFactor)&&void 0!==e?e:.5),r.backoff=new Pt({min:r.reconnectionDelay(),max:r.reconnectionDelayMax(),jitter:r.randomizationFactor()}),r.timeout(null==n.timeout?2e4:n.timeout),r.bt="closed",r.uri=i;var s=n.parser||It;return r.encoder=new s.Encoder,r.decoder=new s.Decoder,r.yt=!1!==n.autoConnect,r.yt&&r.open(),r}h(i,t);var n=i.prototype;return n.reconnection=function(t){return arguments.length?(this.Ut=!!t,t||(this.skipReconnect=!0),this):this.Ut},n.reconnectionAttempts=function(t){return void 0===t?this._t:(this._t=t,this)},n.reconnectionDelay=function(t){var i;return void 0===t?this.xt:(this.xt=t,null===(i=this.backoff)||void 0===i||i.setMin(t),this)},n.randomizationFactor=function(t){var i;return void 0===t?this.Dt:(this.Dt=t,null===(i=this.backoff)||void 0===i||i.setJitter(t),this)},n.reconnectionDelayMax=function(t){var i;return void 0===t?this.$t:(this.$t=t,null===(i=this.backoff)||void 0===i||i.setMax(t),this)},n.timeout=function(t){return arguments.length?(this.It=t,this):this.It},n.maybeReconnectOnOpen=function(){!this.wt&&this.Ut&&0===this.backoff.attempts&&this.reconnect()},n.open=function(t){var i=this;if(~this.bt.indexOf("open"))return this;this.engine=new pt(this.uri,this.opts);var n=this.engine,r=this;this.bt="opening",this.skipReconnect=!1;var e=Rt(n,"open",(function(){r.onopen(),t&&t()})),s=function(n){i.cleanup(),i.bt="closed",i.emitReserved("error",n),t?t(n):i.maybeReconnectOnOpen()},o=Rt(n,"error",s);if(!1!==this.It){var h=this.It,u=this.setTimeoutFn((function(){e(),s(new Error("timeout")),n.close()}),h);this.opts.autoUnref&&u.unref(),this.subs.push((function(){i.clearTimeoutFn(u)}))}return this.subs.push(e),this.subs.push(o),this},n.connect=function(t){return this.open(t)},n.onopen=function(){this.cleanup(),this.bt="open",this.emitReserved("open");var t=this.engine;this.subs.push(Rt(t,"ping",this.onping.bind(this)),Rt(t,"data",this.ondata.bind(this)),Rt(t,"error",this.onerror.bind(this)),Rt(t,"close",this.onclose.bind(this)),Rt(this.decoder,"decoded",this.ondecoded.bind(this)))},n.onping=function(){this.emitReserved("ping")},n.ondata=function(t){try{this.decoder.add(t)}catch(t){this.onclose("parse error",t)}},n.ondecoded=function(t){var i=this;I((function(){i.emitReserved("packet",t)}),this.setTimeoutFn)},n.onerror=function(t){this.emitReserved("error",t)},n.socket=function(t,i){var n=this.nsps[t];return n?this.yt&&!n.active&&n.connect():(n=new Nt(this,t,i),this.nsps[t]=n),n},n.Ct=function(t){for(var i=0,n=Object.keys(this.nsps);i<n.length;i++){var r=n[i];if(this.nsps[r].active)return}this.Rt()},n.Et=function(t){for(var i=this.encoder.encode(t),n=0;n<i.length;n++)this.engine.write(i[n],t.options)},n.cleanup=function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()},n.Rt=function(){this.skipReconnect=!0,this.wt=!1,this.onclose("forced close")},n.disconnect=function(){return this.Rt()},n.onclose=function(t,i){var n;this.cleanup(),null===(n=this.engine)||void 0===n||n.close(),this.backoff.reset(),this.bt="closed",this.emitReserved("close",t,i),this.Ut&&!this.skipReconnect&&this.reconnect()},n.reconnect=function(){var t=this;if(this.wt||this.skipReconnect)return this;var i=this;if(this.backoff.attempts>=this._t)this.backoff.reset(),this.emitReserved("reconnect_failed"),this.wt=!1;else{var n=this.backoff.duration();this.wt=!0;var r=this.setTimeoutFn((function(){i.skipReconnect||(t.emitReserved("reconnect_attempt",i.backoff.attempts),i.skipReconnect||i.open((function(n){n?(i.wt=!1,i.reconnect(),t.emitReserved("reconnect_error",n)):i.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){t.clearTimeoutFn(r)}))}},n.onreconnect=function(){var t=this.backoff.attempts;this.wt=!1,this.backoff.reset(),this.emitReserved("reconnect",t)},i}($),qt={};function Ft(t,i){"object"===a(t)&&(i=t,t=void 0);var n,r=function(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,r=t;n=n||"undefined"!=typeof location&&location,null==t&&(t=n.protocol+"//"+n.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?n.protocol+t:n.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==n?n.protocol+"//"+t:"https://"+t),r=ct(t)),r.port||(/^(http|ws)$/.test(r.protocol)?r.port="80":/^(http|ws)s$/.test(r.protocol)&&(r.port="443")),r.path=r.path||"/";var e=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+e+":"+r.port+i,r.href=r.protocol+"://"+e+(n&&n.port===r.port?"":":"+r.port),r}(t,(i=i||{}).path||"/socket.io"),e=r.source,s=r.id,o=r.path,h=qt[s]&&o in qt[s].nsps;return i.forceNew||i["force new connection"]||!1===i.multiplex||h?n=new Vt(e,i):(qt[s]||(qt[s]=new Vt(e,i)),n=qt[s]),r.query&&!i.query&&(i.query=r.queryKey),n.socket(r.path,i)}return s(Ft,{Manager:Vt,Socket:Nt,io:Ft,connect:Ft}),Ft}));
 //# sourceMappingURL=socket.io.msgpack.min.js.map

dist/broadcast-operator.d.ts

 import type { BroadcastFlags, Room, SocketId } from "socket.io-adapter";
-import { Handshake } from "./socket";
+import { Handshake } from "./socket-types";
 import type { Adapter } from "socket.io-adapter";
@@ -4,0 +4,0 @@ import type { EventParams, EventNames, EventsMap, TypedEventBroadcaster, DecorateAcknowledgements, AllButLast, Last, FirstNonErrorArg, EventNamesWithError } from "./typed-events";

dist/broadcast-operator.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.RemoteSocket = exports.BroadcastOperator = void 0;
-const socket_1 = require("./socket");
+const socket_types_1 = require("./socket-types");
 const socket_io_parser_1 = require("socket.io-parser");
@@ -158,3 +158,3 @@ class BroadcastOperator {
     emit(ev, ...args) {
-        if (socket_1.RESERVED_EVENTS.has(ev)) {
+        if (socket_types_1.RESERVED_EVENTS.has(ev)) {
             throw new Error(`"${String(ev)}" is a reserved event name`);
@@ -293,5 +293,4 @@ }
             return sockets.map((socket) => {
-                if (socket instanceof socket_1.Socket) {
-                    // FIXME the TypeScript compiler complains about missing private properties
-                    return socket;
+                if (socket.server) {
+                    return socket; // local instance
                 }
@@ -298,0 +297,0 @@ else {

dist/client.d.ts

@@ -1,2 +0,1 @@
-/// <reference types="node" />
 import { Packet } from "socket.io-parser";
@@ -3,0 +2,0 @@ import type { IncomingMessage } from "http";

dist/index.d.ts

@@ -1,8 +0,6 @@
-/// <reference types="node" />
-/// <reference types="node" />
-/// <reference types="node" />
 import http = require("http");
 import type { Server as HTTPSServer } from "https";
 import type { Http2SecureServer, Http2Server } from "http2";
-import type { ServerOptions as EngineOptions, AttachOptions, BaseServer } from "engine.io";
+import { Server as Engine } from "engine.io";
+import type { ServerOptions as EngineOptions, AttachOptions } from "engine.io";
 import { ExtendedError, Namespace, ServerReservedEventsMap } from "./namespace";
@@ -12,10 +10,11 @@ import { Adapter, Room, SocketId } from "socket.io-adapter";
 import type { Encoder } from "socket.io-parser";
-import { Socket, DisconnectReason } from "./socket";
+import { Socket } from "./socket";
+import { DisconnectReason } from "./socket-types";
 import type { BroadcastOperator, RemoteSocket } from "./broadcast-operator";
 import { EventsMap, DefaultEventsMap, EventParams, StrictEventEmitter, EventNames, DecorateAcknowledgementsWithTimeoutAndMultipleResponses, AllButLast, Last, RemoveAcknowledgements, EventNamesWithAck, FirstNonErrorArg } from "./typed-events";
-declare type ParentNspNameMatchFn = (name: string, auth: {
+type ParentNspNameMatchFn = (name: string, auth: {
     [key: string]: any;
 }, fn: (err: Error | null, success: boolean) => void) => void;
-declare type AdapterConstructor = typeof Adapter | ((nsp: Namespace) => Adapter);
-declare type TServerInstance = http.Server | HTTPSServer | Http2SecureServer | Http2Server;
+type AdapterConstructor = typeof Adapter | ((nsp: Namespace) => Adapter);
+type TServerInstance = http.Server | HTTPSServer | Http2SecureServer | Http2Server;
 interface ServerOptions extends EngineOptions, AttachOptions {
@@ -98,3 +97,66 @@ /**
  */
-export declare class Server<ListenEvents extends EventsMap = DefaultEventsMap, EmitEvents extends EventsMap = ListenEvents, ServerSideEvents extends EventsMap = DefaultEventsMap, SocketData = any> extends StrictEventEmitter<ServerSideEvents, RemoveAcknowledgements<EmitEvents>, ServerReservedEventsMap<ListenEvents, EmitEvents, ServerSideEvents, SocketData>> {
+export declare class Server<
+/**
+ * Types for the events received from the clients.
+ *
+ * @example
+ * interface ClientToServerEvents {
+ *   hello: (arg: string) => void;
+ * }
+ *
+ * const io = new Server<ClientToServerEvents>();
+ *
+ * io.on("connection", (socket) => {
+ *   socket.on("hello", (arg) => {
+ *     // `arg` is inferred as string
+ *   });
+ * });
+ */
+ListenEvents extends EventsMap = DefaultEventsMap, 
+/**
+ * Types for the events sent to the clients.
+ *
+ * @example
+ * interface ServerToClientEvents {
+ *   hello: (arg: string) => void;
+ * }
+ *
+ * const io = new Server<DefaultEventMap, ServerToClientEvents>();
+ *
+ * io.emit("hello", "world");
+ */
+EmitEvents extends EventsMap = ListenEvents, 
+/**
+ * Types for the events received from and sent to the other servers.
+ *
+ * @example
+ * interface InterServerEvents {
+ *   ping: (arg: number) => void;
+ * }
+ *
+ * const io = new Server<DefaultEventMap, DefaultEventMap, ServerToClientEvents>();
+ *
+ * io.serverSideEmit("ping", 123);
+ *
+ * io.on("ping", (arg) => {
+ *   // `arg` is inferred as number
+ * });
+ */
+ServerSideEvents extends EventsMap = DefaultEventsMap, 
+/**
+ * Additional properties that can be attached to the socket instance.
+ *
+ * Note: any property can be attached directly to the socket instance (`socket.foo = "bar"`), but the `data` object
+ * will be included when calling {@link Server#fetchSockets}.
+ *
+ * @example
+ * io.on("connection", (socket) => {
+ *   socket.data.eventsCount = 0;
+ *
+ *   socket.onAny(() => {
+ *     socket.data.eventsCount++;
+ *   });
+ * });
+ */
+SocketData = any> extends StrictEventEmitter<ServerSideEvents, RemoveAcknowledgements<EmitEvents>, ServerReservedEventsMap<ListenEvents, EmitEvents, ServerSideEvents, SocketData>> {
     readonly sockets: Namespace<ListenEvents, EmitEvents, ServerSideEvents, SocketData>;
@@ -108,3 +170,9 @@ /**
      */
-    engine: BaseServer;
+    engine: Engine;
+    /**
+     * The underlying Node.js HTTP server.
+     *
+     * @see https://nodejs.org/api/http.html
+     */
+    httpServer: TServerInstance;
     /** @private */
@@ -136,3 +204,2 @@ readonly _parser: typeof parser;
     _connectTimeout: number;
-    private httpServer;
     private _corsMiddleware;
@@ -247,3 +314,3 @@ /**
      */
-    bind(engine: BaseServer): this;
+    bind(engine: any): this;
     /**
@@ -281,3 +348,3 @@ * Called with each incoming transport connection.
      */
-    close(fn?: (err?: Error) => void): void;
+    close(fn?: (err?: Error) => void): Promise<void>;
     /**
@@ -531,3 +598,3 @@ * Registers a middleware, which is a function that gets executed for every incoming {@link Socket}.
 }
-export { Socket, DisconnectReason, ServerOptions, Namespace, BroadcastOperator, RemoteSocket, };
+export { Socket, DisconnectReason, ServerOptions, Namespace, BroadcastOperator, RemoteSocket, DefaultEventsMap, ExtendedError, };
 export { Event } from "./socket";

dist/index.js

@@ -399,2 +399,4 @@ "use strict";
     bind(engine) {
+        // TODO apply strict types to the engine: "connection" event, `close()` and a method to serve static content
+        //  this would allow to provide any custom engine, like one based on Deno or Bun built-in HTTP server
         this.engine = engine;
@@ -482,9 +484,9 @@ this.engine.on("connection", this.onconnection.bind(this));
      */
-    close(fn) {
-        this._nsps.forEach((nsp) => {
+    async close(fn) {
+        await Promise.allSettled([...this._nsps.values()].map(async (nsp) => {
             nsp.sockets.forEach((socket) => {
                 socket._onclose("server shutting down");
             });
-            nsp.adapter.close();
-        });
+            await nsp.adapter.close();
+        }));
         this.engine.close();
@@ -805,2 +807,1 @@ // restore the Adapter prototype, when the Socket.IO server was attached to a uWebSockets.js server
 module.exports.Socket = socket_1.Socket;
-var socket_2 = require("./socket");

dist/namespace.d.ts

 import { Socket } from "./socket";
 import type { Server } from "./index";
-import { EventParams, EventNames, EventsMap, StrictEventEmitter, DefaultEventsMap, DecorateAcknowledgementsWithTimeoutAndMultipleResponses, AllButLast, Last, DecorateAcknowledgementsWithMultipleResponses, DecorateAcknowledgements, RemoveAcknowledgements, EventNamesWithAck, FirstNonErrorArg, EventNamesWithoutAck } from "./typed-events";
+import { EventParams, EventNames, EventsMap, StrictEventEmitter, DefaultEventsMap, DecorateAcknowledgementsWithTimeoutAndMultipleResponses, AllButLast, Last, DecorateAcknowledgementsWithMultipleResponses, RemoveAcknowledgements, EventNamesWithAck, FirstNonErrorArg, EventNamesWithoutAck } from "./typed-events";
 import type { Client } from "./client";
@@ -73,9 +73,15 @@ import type { Adapter, Room, SocketId } from "socket.io-adapter";
     readonly name: string;
+    /**
+     * A map of currently connected sockets.
+     */
     readonly sockets: Map<SocketId, Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>>;
+    /**
+     * A map of currently connecting sockets.
+     */
+    private _preConnectSockets;
     adapter: Adapter;
     /** @private */
     readonly server: Server<ListenEvents, EmitEvents, ServerSideEvents, SocketData>;
+    protected _fns: Array<(socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>, next: (err?: ExtendedError) => void) => void>;
     /** @private */
-    _fns: Array<(socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>, next: (err?: ExtendedError) => void) => void>;
-    /** @private */
     _ids: number;
@@ -176,3 +182,3 @@ /**
      */
-    _add(client: Client<ListenEvents, EmitEvents, ServerSideEvents>, auth: Record<string, unknown>, fn: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>) => void): any;
+    _add(client: Client<ListenEvents, EmitEvents, ServerSideEvents>, auth: Record<string, unknown>, fn: (socket: Socket<ListenEvents, EmitEvents, ServerSideEvents, SocketData>) => void): Promise<void>;
     private _createSocket;
@@ -349,3 +355,3 @@ private _doConnect;
      */
-    timeout(timeout: number): BroadcastOperator<DecorateAcknowledgements<DecorateAcknowledgementsWithMultipleResponses<EmitEvents>>, SocketData>;
+    timeout(timeout: number): BroadcastOperator<import("./typed-events").DecorateAcknowledgements<DecorateAcknowledgementsWithMultipleResponses<EmitEvents>>, SocketData>;
     /**
@@ -352,0 +358,0 @@ * Returns the matching socket instances.

dist/namespace.js

@@ -75,4 +75,10 @@ "use strict";
         super();
+        /**
+         * A map of currently connected sockets.
+         */
         this.sockets = new Map();
-        /** @private */
+        /**
+         * A map of currently connecting sockets.
+         */
+        this._preConnectSockets = new Map();
         this._fns = [];
@@ -121,7 +127,7 @@ /** @private */
     run(socket, fn) {
+        if (!this._fns.length)
+            return fn();
         const fns = this._fns.slice(0);
-        if (!fns.length)
-            return fn(null);
         function run(i) {
-            fns[i](socket, function (err) {
+            fns[i](socket, (err) => {
                 // upon error, short-circuit
@@ -132,3 +138,3 @@ if (err)
                 if (!fns[i + 1])
-                    return fn(null);
+                    return fn();
                 // go on to next
@@ -207,2 +213,3 @@ run(i + 1);
         const socket = await this._createSocket(client, auth);
+        this._preConnectSockets.set(socket.id, socket);
         if (
@@ -262,3 +269,3 @@ // @ts-ignore
     _doConnect(socket, fn) {
-        // track socket
+        this._preConnectSockets.delete(socket.id);
         this.sockets.set(socket.id, socket);
@@ -282,8 +289,3 @@ // it's paramount that the internal `onconnect` logic
     _remove(socket) {
-        if (this.sockets.has(socket.id)) {
-            this.sockets.delete(socket.id);
-        }
-        else {
-            debug("ignoring remove for %s", socket.id);
-        }
+        this.sockets.delete(socket.id) || this._preConnectSockets.delete(socket.id);
     }
@@ -290,0 +292,0 @@ /**

dist/parent-namespace.js

@@ -35,3 +35,3 @@ "use strict";
     _initAdapter() {
-        this.adapter = new ParentBroadcastAdapter(this, this.children);
+        this.adapter = new ParentBroadcastAdapter(this);
     }
@@ -47,3 +47,3 @@ emit(ev, ...args) {
         const namespace = new namespace_1.Namespace(this.server, name);
-        namespace._fns = this._fns.slice(0);
+        this._fns.forEach((fn) => namespace.use(fn));
         this.listeners("connect").forEach((listener) => namespace.on("connect", listener));
@@ -85,8 +85,4 @@ this.listeners("connection").forEach((listener) => namespace.on("connection", listener));
 class ParentBroadcastAdapter extends socket_io_adapter_1.Adapter {
-    constructor(parentNsp, children) {
-        super(parentNsp);
-        this.children = children;
-    }
     broadcast(packet, opts) {
-        this.children.forEach((nsp) => {
+        this.nsp.children.forEach((nsp) => {
             nsp.adapter.broadcast(packet, opts);
@@ -93,0 +89,0 @@ });

dist/socket.d.ts

@@ -1,3 +0,1 @@
-/// <reference types="node" />
-/// <reference types="node" />
 import { Packet } from "socket.io-parser";
@@ -7,64 +5,10 @@ import { AllButLast, DecorateAcknowledgements, DecorateAcknowledgementsWithMultipleResponses, DefaultEventsMap, EventNames, EventNamesWithAck, EventParams, EventsMap, FirstNonErrorArg, Last, StrictEventEmitter } from "./typed-events";
 import type { Namespace } from "./namespace";
-import type { IncomingHttpHeaders, IncomingMessage } from "http";
+import type { IncomingMessage } from "http";
 import type { Room, Session, SocketId } from "socket.io-adapter";
-import type { ParsedUrlQuery } from "querystring";
 import { BroadcastOperator } from "./broadcast-operator";
-export declare type DisconnectReason = "transport error" | "transport close" | "forced close" | "ping timeout" | "parse error" | "server shutting down" | "forced server close" | "client namespace disconnect" | "server namespace disconnect";
-export interface SocketReservedEventsMap {
-    disconnect: (reason: DisconnectReason, description?: any) => void;
-    disconnecting: (reason: DisconnectReason, description?: any) => void;
-    error: (err: Error) => void;
-}
-export interface EventEmitterReservedEventsMap {
-    newListener: (eventName: string | Symbol, listener: (...args: any[]) => void) => void;
-    removeListener: (eventName: string | Symbol, listener: (...args: any[]) => void) => void;
-}
-export declare const RESERVED_EVENTS: ReadonlySet<string | Symbol>;
+import { DisconnectReason, Handshake, SocketReservedEventsMap } from "./socket-types";
 /**
- * The handshake details
- */
-export interface Handshake {
-    /**
-     * The headers sent as part of the handshake
-     */
-    headers: IncomingHttpHeaders;
-    /**
-     * The date of creation (as string)
-     */
-    time: string;
-    /**
-     * The ip of the client
-     */
-    address: string;
-    /**
-     * Whether the connection is cross-domain
-     */
-    xdomain: boolean;
-    /**
-     * Whether the connection is secure
-     */
-    secure: boolean;
-    /**
-     * The date of creation (as unix timestamp)
-     */
-    issued: number;
-    /**
-     * The request URL string
-     */
-    url: string;
-    /**
-     * The query object
-     */
-    query: ParsedUrlQuery;
-    /**
-     * The auth object
-     */
-    auth: {
-        [key: string]: any;
-    };
-}
-/**
  * `[eventName, ...args]`
  */
-export declare type Event = [string, ...any[]];
+export type Event = [string, ...any[]];
 /**
@@ -71,0 +15,0 @@ * This is the main object for interacting with a client.

dist/socket.js

@@ -6,3 +6,3 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.Socket = exports.RESERVED_EVENTS = void 0;
+exports.Socket = void 0;
 const socket_io_parser_1 = require("socket.io-parser");
@@ -13,2 +13,3 @@ const debug_1 = __importDefault(require("debug"));
 const broadcast_operator_1 = require("./broadcast-operator");
+const socket_types_1 = require("./socket-types");
 const debug = (0, debug_1.default)("socket.io:socket");
@@ -23,10 +24,2 @@ const RECOVERABLE_DISCONNECT_REASONS = new Set([
 ]);
-exports.RESERVED_EVENTS = new Set([
-    "connect",
-    "connect_error",
-    "disconnect",
-    "disconnecting",
-    "newListener",
-    "removeListener",
-]);
 function noop() { }
@@ -175,3 +168,3 @@ /**
     emit(ev, ...args) {
-        if (exports.RESERVED_EVENTS.has(ev)) {
+        if (socket_types_1.RESERVED_EVENTS.has(ev)) {
             throw new Error(`"${String(ev)}" is a reserved event name`);
@@ -751,7 +744,7 @@ }
     run(event, fn) {
+        if (!this.fns.length)
+            return fn();
         const fns = this.fns.slice(0);
-        if (!fns.length)
-            return fn(null);
         function run(i) {
-            fns[i](event, function (err) {
+            fns[i](event, (err) => {
                 // upon error, short-circuit
@@ -762,3 +755,3 @@ if (err)
                 if (!fns[i + 1])
-                    return fn(null);
+                    return fn();
                 // go on to next
@@ -765,0 +758,0 @@ run(i + 1);

dist/typed-events.d.ts

@@ -1,2 +0,1 @@
-/// <reference types="node" />
 import { EventEmitter } from "events";
@@ -20,3 +19,3 @@ /**
  */
-export declare type EventNames<Map extends EventsMap> = keyof Map & (string | symbol);
+export type EventNames<Map extends EventsMap> = keyof Map & (string | symbol);
 /**
@@ -27,3 +26,3 @@ * Returns a union type containing all the keys of an event map that have an acknowledgement callback.
  */
-export declare type EventNamesWithAck<Map extends EventsMap, K extends EventNames<Map> = EventNames<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (Last<Parameters<Map[K]>> extends (...args: any[]) => any ? FirstNonErrorArg<Last<Parameters<Map[K]>>> extends void ? never : K : never) ? K : never>;
+export type EventNamesWithAck<Map extends EventsMap, K extends EventNames<Map> = EventNames<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (Last<Parameters<Map[K]>> extends (...args: any[]) => any ? FirstNonErrorArg<Last<Parameters<Map[K]>>> extends void ? never : K : never) ? K : never>;
 /**
@@ -34,13 +33,13 @@ * Returns a union type containing all the keys of an event map that have an acknowledgement callback.
  */
-export declare type EventNamesWithoutAck<Map extends EventsMap, K extends EventNames<Map> = EventNames<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (Parameters<Map[K]> extends never[] ? K : never) ? K : K extends (Last<Parameters<Map[K]>> extends (...args: any[]) => any ? never : K) ? K : never>;
-export declare type RemoveAcknowledgements<E extends EventsMap> = {
+export type EventNamesWithoutAck<Map extends EventsMap, K extends EventNames<Map> = EventNames<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (Parameters<Map[K]> extends never[] ? K : never) ? K : K extends (Last<Parameters<Map[K]>> extends (...args: any[]) => any ? never : K) ? K : never>;
+export type RemoveAcknowledgements<E extends EventsMap> = {
     [K in EventNamesWithoutAck<E>]: E[K];
 };
-export declare type EventNamesWithError<Map extends EventsMap, K extends EventNamesWithAck<Map> = EventNamesWithAck<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (LooseParameters<Last<Parameters<Map[K]>>>[0] extends Error ? K : never) ? K : never>;
+export type EventNamesWithError<Map extends EventsMap, K extends EventNamesWithAck<Map> = EventNamesWithAck<Map>> = IfAny<Last<Parameters<Map[K]>> | Map[K], K, K extends (LooseParameters<Last<Parameters<Map[K]>>>[0] extends Error ? K : never) ? K : never>;
 /** The tuple type representing the parameters of an event listener */
-export declare type EventParams<Map extends EventsMap, Ev extends EventNames<Map>> = Parameters<Map[Ev]>;
+export type EventParams<Map extends EventsMap, Ev extends EventNames<Map>> = Parameters<Map[Ev]>;
 /**
  * The event names that are either in ReservedEvents or in UserEvents
  */
-export declare type ReservedOrUserEventNames<ReservedEventsMap extends EventsMap, UserEvents extends EventsMap> = EventNames<ReservedEventsMap> | EventNames<UserEvents>;
+export type ReservedOrUserEventNames<ReservedEventsMap extends EventsMap, UserEvents extends EventsMap> = EventNames<ReservedEventsMap> | EventNames<UserEvents>;
 /**
@@ -50,3 +49,3 @@ * Type of a listener of a user event or a reserved event. If `Ev` is in
  */
-export declare type ReservedOrUserListener<ReservedEvents extends EventsMap, UserEvents extends EventsMap, Ev extends ReservedOrUserEventNames<ReservedEvents, UserEvents>> = FallbackToUntypedListener<Ev extends EventNames<ReservedEvents> ? ReservedEvents[Ev] : Ev extends EventNames<UserEvents> ? UserEvents[Ev] : never>;
+export type ReservedOrUserListener<ReservedEvents extends EventsMap, UserEvents extends EventsMap, Ev extends ReservedOrUserEventNames<ReservedEvents, UserEvents>> = FallbackToUntypedListener<Ev extends EventNames<ReservedEvents> ? ReservedEvents[Ev] : Ev extends EventNames<UserEvents> ? UserEvents[Ev] : never>;
 /**
@@ -58,3 +57,3 @@ * Returns an untyped listener type if `T` is `never`; otherwise, returns `T`.
  */
-declare type FallbackToUntypedListener<T> = [T] extends [never] ? (...args: any[]) => void | Promise<void> : T;
+type FallbackToUntypedListener<T> = [T] extends [never] ? (...args: any[]) => void | Promise<void> : T;
 /**
@@ -141,3 +140,3 @@ * Interface for classes that aren't `EventEmitter`s, but still expose a
  */
-declare type IsAny<T> = 0 extends 1 & T ? true : false;
+type IsAny<T> = 0 extends 1 & T ? true : false;
 /**
@@ -151,3 +150,3 @@ * An if-else-like type that resolves depending on whether the given type is `any`.
  */
-declare type IfAny<T, TypeIfAny = true, TypeIfNotAny = false> = IsAny<T> extends true ? TypeIfAny : TypeIfNotAny;
+type IfAny<T, TypeIfAny = true, TypeIfNotAny = false> = IsAny<T> extends true ? TypeIfAny : TypeIfNotAny;
 /**
@@ -161,17 +160,17 @@ * Extracts the type of the last element of an array.
  */
-export declare type Last<ValueType extends readonly unknown[]> = ValueType extends readonly [infer ElementType] ? ElementType : ValueType extends readonly [infer _, ...infer Tail] ? Last<Tail> : ValueType extends ReadonlyArray<infer ElementType> ? ElementType : never;
-export declare type FirstNonErrorTuple<T extends unknown[]> = T[0] extends Error ? T[1] : T[0];
-export declare type AllButLast<T extends any[]> = T extends [...infer H, infer L] ? H : any[];
+export type Last<ValueType extends readonly unknown[]> = ValueType extends readonly [infer ElementType] ? ElementType : ValueType extends readonly [infer _, ...infer Tail] ? Last<Tail> : ValueType extends ReadonlyArray<infer ElementType> ? ElementType : never;
+export type FirstNonErrorTuple<T extends unknown[]> = T[0] extends Error ? T[1] : T[0];
+export type AllButLast<T extends any[]> = T extends [...infer H, infer L] ? H : any[];
 /**
  * Like `Parameters<T>`, but doesn't require `T` to be a function ahead of time.
  */
-declare type LooseParameters<T> = T extends (...args: infer P) => any ? P : never;
-export declare type FirstNonErrorArg<T> = T extends (...args: infer Params) => any ? FirstNonErrorTuple<Params> : any;
-declare type PrependTimeoutError<T extends any[]> = {
+type LooseParameters<T> = T extends (...args: infer P) => any ? P : never;
+export type FirstNonErrorArg<T> = T extends (...args: infer Params) => any ? FirstNonErrorTuple<Params> : any;
+type PrependTimeoutError<T extends any[]> = {
     [K in keyof T]: T[K] extends (...args: infer Params) => infer Result ? Params[0] extends Error ? T[K] : (err: Error, ...args: Params) => Result : T[K];
 };
-export declare type MultiplyArray<T extends unknown[]> = {
+export type MultiplyArray<T extends unknown[]> = {
     [K in keyof T]: T[K][];
 };
-declare type InferFirstAndPreserveLabel<T extends any[]> = T extends [any, ...infer R] ? T extends [...infer H, ...R] ? H : never : never;
+type InferFirstAndPreserveLabel<T extends any[]> = T extends [any, ...infer R] ? T extends [...infer H, ...R] ? H : never : never;
 /**
@@ -181,3 +180,3 @@ * Utility type to decorate the acknowledgement callbacks multiple values
  */
-declare type ExpectMultipleResponses<T extends any[]> = {
+type ExpectMultipleResponses<T extends any[]> = {
     [K in keyof T]: T[K] extends (...args: infer Params) => infer Result ? Params extends [Error] ? (err: Error) => Result : Params extends [Error, ...infer Rest] ? (err: Error, ...args: InferFirstAndPreserveLabel<MultiplyArray<Rest>>) => Result : Params extends [] ? () => Result : (...args: InferFirstAndPreserveLabel<MultiplyArray<Params>>) => Result : T[K];
@@ -204,11 +203,11 @@ };
  */
-export declare type DecorateAcknowledgements<E> = {
+export type DecorateAcknowledgements<E> = {
     [K in keyof E]: E[K] extends (...args: infer Params) => infer Result ? (...args: PrependTimeoutError<Params>) => Result : E[K];
 };
-export declare type DecorateAcknowledgementsWithTimeoutAndMultipleResponses<E> = {
+export type DecorateAcknowledgementsWithTimeoutAndMultipleResponses<E> = {
     [K in keyof E]: E[K] extends (...args: infer Params) => infer Result ? (...args: ExpectMultipleResponses<PrependTimeoutError<Params>>) => Result : E[K];
 };
-export declare type DecorateAcknowledgementsWithMultipleResponses<E> = {
+export type DecorateAcknowledgementsWithMultipleResponses<E> = {
     [K in keyof E]: E[K] extends (...args: infer Params) => infer Result ? (...args: ExpectMultipleResponses<Params>) => Result : E[K];
 };
 export {};

dist/uws.js

@@ -6,3 +6,5 @@ "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.serveFile = exports.restoreAdapter = exports.patchAdapter = void 0;
+exports.patchAdapter = patchAdapter;
+exports.restoreAdapter = restoreAdapter;
+exports.serveFile = serveFile;
 const socket_io_adapter_1 = require("socket.io-adapter");
@@ -18,3 +20,3 @@ const fs_1 = require("fs");
         addAll.call(this, id, rooms);
-        const socket = this.nsp.sockets.get(id);
+        const socket = this.nsp.sockets.get(id) || this.nsp._preConnectSockets.get(id);
         if (!socket) {
@@ -38,3 +40,3 @@ return;
         del.call(this, id, room);
-        const socket = this.nsp.sockets.get(id);
+        const socket = this.nsp.sockets.get(id) || this.nsp._preConnectSockets.get(id);
         if (socket && socket.conn.transport.name === "websocket") {
@@ -82,3 +84,2 @@ // @ts-ignore
 }
-exports.patchAdapter = patchAdapter;
 function subscribe(namespaceName, socket, isNew, rooms) {
@@ -104,3 +105,2 @@ // @ts-ignore
 }
-exports.restoreAdapter = restoreAdapter;
 const toArrayBuffer = (buffer) => {
@@ -121,14 +121,16 @@ const { buffer: arrayBuffer, byteOffset, byteLength } = buffer;
         const arrayBufferChunk = toArrayBuffer(chunk);
-        const lastOffset = res.getWriteOffset();
-        const [ok, done] = res.tryEnd(arrayBufferChunk, size);
-        if (!done && !ok) {
-            readStream.pause();
-            res.onWritable((offset) => {
-                const [ok, done] = res.tryEnd(arrayBufferChunk.slice(offset - lastOffset), size);
-                if (!done && ok) {
-                    readStream.resume();
-                }
-                return ok;
-            });
-        }
+        res.cork(() => {
+            const lastOffset = res.getWriteOffset();
+            const [ok, done] = res.tryEnd(arrayBufferChunk, size);
+            if (!done && !ok) {
+                readStream.pause();
+                res.onWritable((offset) => {
+                    const [ok, done] = res.tryEnd(arrayBufferChunk.slice(offset - lastOffset), size);
+                    if (!done && ok) {
+                        readStream.resume();
+                    }
+                    return ok;
+                });
+            }
+        });
     };
@@ -141,2 +143,1 @@ res.onAborted(destroyReadStream);
 }
-exports.serveFile = serveFile;

package.json

 {
   "name": "socket.io",
-  "version": "4.7.5",
+  "version": "4.8.0",
   "description": "node.js realtime framework server",
@@ -35,6 +35,10 @@ "keywords": [
   "license": "MIT",
+  "homepage": "https://github.com/socketio/socket.io/tree/main/packages/socket.io#readme",
   "repository": {
     "type": "git",
-    "url": "git://github.com/socketio/socket.io"
+    "url": "git+https://github.com/socketio/socket.io.git"
   },
+  "bugs": {
+    "url": "https://github.com/socketio/socket.io/issues"
+  },
   "scripts": {
@@ -54,22 +58,6 @@ "compile": "rimraf ./dist && tsc",
     "debug": "~4.3.2",
-    "engine.io": "~6.5.2",
+    "engine.io": "~6.6.0",
     "socket.io-adapter": "~2.5.2",
     "socket.io-parser": "~4.2.4"
   },
-  "devDependencies": {
-    "@types/mocha": "^9.0.0",
-    "expect.js": "0.3.1",
-    "mocha": "^10.0.0",
-    "nyc": "^15.1.0",
-    "prettier": "^2.3.2",
-    "rimraf": "^3.0.2",
-    "socket.io-client": "4.7.5",
-    "socket.io-client-v2": "npm:socket.io-client@^2.4.0",
-    "superagent": "^8.0.0",
-    "supertest": "^6.1.6",
-    "ts-node": "^10.2.1",
-    "tsd": "^0.27.0",
-    "typescript": "^4.4.2",
-    "uWebSockets.js": "github:uNetworking/uWebSockets.js#v20.30.0"
-  },
   "contributors": [
@@ -76,0 +64,0 @@ {

Readme.md

@@ -163,3 +163,5 @@ # socket.io
 app.register(require('fastify-socket.io'));
-app.io.on('connection', () => { /* … */ });
+app.ready().then(() => {
+    app.io.on('connection', () => { /* … */ });
+})
 app.listen(3000);
@@ -166,0 +168,0 @@ ```

New alerts

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1407693

increased by5.81%

Dev dependency count

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decreased by-100%

Number of package files

30

increased by7.14%

Lines of code

11068

increased by4.41%

Number of low maintenance alerts

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decreased by-100%

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decreased by-100%

Number of lines in readme file

274

increased by0.74%

Dependency changes

• + Added@types/node@22.7.4(transitive)

• + Addedengine.io@6.6.1(transitive)

• - Removed@types/node@22.7.3(transitive)

• - Removedengine.io@6.5.5(transitive)

• Updatedengine.io@~6.6.0