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r="";!1!==this.opts.timestampRequests&&(t[this.opts.timestampParam]=S()),this.supportsBinary||t.sid||(t.b64=1),this.opts.port&&("https"===e&&443!==Number(this.opts.port)||"http"===e&&80!==Number(this.opts.port))&&(r=":"+this.opts.port);const n=O.encode(t);return e+"://"+(-1!==this.opts.hostname.indexOf(":")?"["+this.opts.hostname+"]":this.opts.hostname)+r+this.opts.path+(n.length?"?"+n:"")}}function N(){}const L=null!=new a({xdomain:!1}).responseType;class I extends p.Q{constructor(t,e){super(),f(this,e),this.opts=e,this.method=e.method||"GET",this.uri=t,this.async=!1!==e.async,this.data=void 0!==e.data?e.data:null,this.create()}create(){const t=h(this.opts,"agent","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","autoUnref");t.xdomain=!!this.opts.xd,t.xscheme=!!this.opts.xs;const e=this.xhr=new a(t);try{e.open(this.method,this.uri,this.async);try{if(this.opts.extraHeaders){e.setDisableHeaderCheck&&e.setDisableHeaderCheck(!0);for(let t in this.opts.extraHeaders)this.opts.extraHeaders.hasOwnProperty(t)&&e.setRequestHeader(t,this.opts.extraHeaders[t])}}catch(r){}if("POST"===this.method)try{e.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(r){}try{e.setRequestHeader("Accept","*/*")}catch(r){}"withCredentials"in e&&(e.withCredentials=this.opts.withCredentials),this.opts.requestTimeout&&(e.timeout=this.opts.requestTimeout),e.onreadystatechange=()=>{4===e.readyState&&(200===e.status||1223===e.status?this.onLoad():this.setTimeoutFn((()=>{this.onError("number"===typeof e.status?e.status:0)}),0))},e.send(this.data)}catch(r){return void this.setTimeoutFn((()=>{this.onError(r)}),0)}"undefined"!==typeof document&&(this.index=I.requestsCount++,I.requests[this.index]=this)}
1onSuccess(){this.emit("success"),this.cleanup()}onData(t){this.emit("data",t),this.onSuccess()}onError(t){this.emit("error",t),this.cleanup(!0)}cleanup(t){if("undefined"!==typeof this.xhr&&null!==this.xhr){if(this.xhr.onreadystatechange=N,t)try{this.xhr.abort()}catch(e){}"undefined"!==typeof document&&delete I.requests[this.index],this.xhr=null}}onLoad(){const t=this.xhr.responseText;null!==t&&this.onData(t)}abort(){this.cleanup()}}if(I.requestsCount=0,I.requests={},"undefined"!==typeof document)if("function"===typeof attachEvent)attachEvent("onunload",U);else if("function"===typeof addEventListener){addEventListener("onpagehide"in o?"pagehide":"unload",U,!1)}function U(){for(let t in I.requests)I.requests.hasOwnProperty(t)&&I.requests[t].abort()}const P="function"===typeof Promise&&"function"===typeof Promise.resolve?t=>Promise.resolve().then(t):(t,e)=>e(t,0),M=o.WebSocket||o.MozWebSocket;r(8764).Buffer;const j="undefined"!==typeof navigator&&"string"===typeof navigator.product&&"reactnative"===navigator.product.toLowerCase();class q extends _{constructor(t){super(t),this.supportsBinary=!t.forceBase64}get name(){return"websocket"}doOpen(){if(!this.check())return;const t=this.uri(),e=this.opts.protocols,r=j?{}:h(this.opts,"agent","perMessageDeflate","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","localAddress","protocolVersion","origin","maxPayload","family","checkServerIdentity");this.opts.extraHeaders&&(r.headers=this.opts.extraHeaders);try{this.ws=j?new M(t,e,r):e?new M(t,e):new M(t)}catch(n){return this.emit("error",n)}this.ws.binaryType=this.socket.binaryType||"arraybuffer",this.addEventListeners()}addEventListeners(){this.ws.onopen=()=>{this.opts.autoUnref&&this.ws._socket.unref(),this.onOpen()},this.ws.onclose=this.onClose.bind(this),this.ws.onmessage=t=>this.onData(t.data),this.ws.onerror=t=>this.onError("websocket error",t)}write(t){this.writable=!1;for(let e=0;e<t.length;e++){const r=t[e],n=e===t.length-1;v(r,this.supportsBinary,(t=>{try{this.ws.send(t)}catch(e){}n&&P((()=>{this.writable=!0,this.emit("drain")}),this.setTimeoutFn)}))}}doClose(){"undefined"!==typeof this.ws&&(this.ws.close(),this.ws=null)}uri(){let t=this.query||{};const e=this.opts.secure?"wss":"ws";let r="";this.opts.port&&("wss"===e&&443!==Number(this.opts.port)||"ws"===e&&80!==Number(this.opts.port))&&(r=":"+this.opts.port),this.opts.timestampRequests&&(t[this.opts.timestampParam]=S()),this.supportsBinary||(t.b64=1);const n=O.encode(t);return e+"://"+(-1!==this.opts.hostname.indexOf(":")?"["+this.opts.hostname+"]":this.opts.hostname)+r+this.opts.path+(n.length?"?"+n:"")}check(){return!!M&&!("__initialize"in M&&this.name===q.prototype.name)}
1}const D={websocket:q,polling:class extends x{constructor(t){if(super(t),"undefined"!==typeof location){const e="https:"===location.protocol;let r=location.port;r||(r=e?"443":"80"),this.xd="undefined"!==typeof location&&t.hostname!==location.hostname||r!==t.port,this.xs=t.secure!==e}const e=t&&t.forceBase64;this.supportsBinary=L&&!e}request(t={}){return Object.assign(t,{xd:this.xd,xs:this.xs},this.opts),new I(this.uri(),t)}doWrite(t,e){const r=this.request({method:"POST",data:t});r.on("success",e),r.on("error",(t=>{this.onError("xhr post error",t)}))}doPoll(){const t=this.request();t.on("data",this.onData.bind(this)),t.on("error",(t=>{this.onError("xhr poll error",t)})),this.pollXhr=t}}};class F extends p.Q{constructor(t,e={}){super(),t&&"object"===typeof t&&(e=t,t=null),t?(t=s(t),e.hostname=t.host,e.secure="https"===t.protocol||"wss"===t.protocol,e.port=t.port,t.query&&(e.query=t.query)):e.host&&(e.hostname=s(e.host).host),f(this,e),this.secure=null!=e.secure?e.secure:"undefined"!==typeof location&&"https:"===location.protocol,e.hostname&&!e.port&&(e.port=this.secure?"443":"80"),this.hostname=e.hostname||("undefined"!==typeof location?location.hostname:"localhost"),this.port=e.port||("undefined"!==typeof location&&location.port?location.port:this.secure?"443":"80"),this.transports=e.transports||["polling","websocket"],this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.opts=Object.assign({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,timestampParam:"t",rememberUpgrade:!1,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!0},e),this.opts.path=this.opts.path.replace(/\/$/,"")+"/","string"===typeof this.opts.query&&(this.opts.query=O.decode(this.opts.query)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingTimeoutTimer=null,"function"===typeof addEventListener&&(this.opts.closeOnBeforeunload&&addEventListener("beforeunload",(()=>{this.transport&&(this.transport.removeAllListeners(),this.transport.close())}),!1),"localhost"!==this.hostname&&(this.offlineEventListener=()=>{this.onClose("transport close")},addEventListener("offline",this.offlineEventListener,!1))),this.open()}createTransport(t){const e=function(t){const e={};for(let r in t)t.hasOwnProperty(r)&&(e[r]=t[r]);return e}(this.opts.query);e.EIO=4,e.transport=t,this.id&&(e.sid=this.id);const r=Object.assign({},this.opts.transportOptions[t],this.opts,{query:e,socket:this,hostname:this.hostname,secure:this.secure,port:this.port});return new D[t](r)}open(){let t;if(this.opts.rememberUpgrade&&F.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length)return void this.setTimeoutFn((()=>{this.emitReserved("error","No transports available")}),0);t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(e){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)}setTransport(t){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",(()=>{this.onClose("transport close")}))}probe(t){let e=this.createTransport(t),r=!1;F.priorWebsocketSuccess=!1;const n=()=>{r||(e.send([{type:"ping",data:"probe"}]),e.once("packet",(t=>{if(!r)if("pong"===t.type&&"probe"===t.data){if(this.upgrading=!0,this.emitReserved("upgrading",e),!e)return;F.priorWebsocketSuccess="websocket"===e.name,this.transport.pause((()=>{r||"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 s(){r||(r=!0,c(),e.close(),e=null)}const i=t=>{const r=new Error("probe error: "+t);r.transport=e.name,s(),this.emitReserved("upgradeError",r)};function o(){i("transport closed")}function a(){i("socket closed")}function h(t){e&&t.name!==e.name&&s()}const c=()=>{e.removeListener("open",n),e.removeListener("error",i),e.removeListener("close",o),this.off("close",a),this.off("upgrading",h)};e.once("open",n),e.once("error",i),e.once("close",o),this.once("close",a),this.once("upgrading",h),e.o
1pen()}onOpen(){if(this.readyState="open",F.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade&&this.transport.pause){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"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.resetPingTimeout(),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.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(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emitReserved("flush"))}write(t,e,r){return this.sendPacket("message",t,e,r),this}send(t,e,r){return this.sendPacket("message",t,e,r),this}sendPacket(t,e,r,n){if("function"===typeof e&&(n=e,e=void 0),"function"===typeof r&&(n=r,r=null),"closing"===this.readyState||"closed"===this.readyState)return;(r=r||{}).compress=!1!==r.compress;const s={type:t,data:e,options:r};this.emitReserved("packetCreate",s),this.writeBuffer.push(s),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()},r=()=>{this.once("upgrade",e),this.once("upgradeError",e)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(()=>{this.upgrading?r():t()})):this.upgrading?r():t()),this}onError(t){F.priorWebsocketSuccess=!1,this.emitReserved("error",t),this.onClose("transport error",t)}onClose(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(this.clearTimeoutFn(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),"function"===typeof removeEventListener&&removeEventListener("offline",this.offlineEventListener,!1),this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}filterUpgrades(t){const e=[];let r=0;const n=t.length;for(;r<n;r++)~this.transports.indexOf(t[r])&&e.push(t[r]);return e}}F.protocol=4;F.protocol;const V="function"===typeof ArrayBuffer,z=Object.prototype.toString,Y="function"===typeof Blob||"undefined"!==typeof Blob&&"[object BlobConstructor]"===z.call(Blob),H="function"===typeof File||"undefined"!==typeof File&&"[object FileConstructor]"===z.call(File);function K(t){return V&&(t instanceof ArrayBuffer||(t=>"function"===typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer)(t))||Y&&t instanceof Blob||H&&t instanceof File}function W(t,e){if(!t||"object"!==typeof t)return!1;if(Array.isArray(t)){for(let e=0,r=t.length;e<r;e++)if(W(t[e]))return!0;return!1}if(K(t))return!0;if(t.toJSON&&"function"===typeof t.toJSON&&1===arguments.length)return W(t.toJSON(),!0);for(const r in t)if(Object.prototype.hasOwnProperty.call(t,r)&&W(t[r]))return!0;return!1}function J(t){const e=[],r=t.data,n=t;return n.data=X(r,e),n.attachments=e.length,{packet:n,buffers:e}}function X(t,e){if(!t)return t;if(K(t)){const r={_placeholder:!0,num:e.length};return e.push(t),r}if(Array.isArray(t)){const r=new Array(t.length);for(let n=0;n<t.length;n++)r[n]=X(t[n],e);return r}if("object"===typeof t&&!(t instanceof Date)){const r={};for(const n in t)t.hasOwnProperty(n)&&(r[n]=X(t[n],e));return r}return t}function $(t,e){return t.data=Q(t.data,e),t.attachments=void 0,t}function Q(t,e){if(!t)return t;if(t&&t._placeholder)return e[t.num];
1if(Array.isArray(t))for(let r=0;r<t.length;r++)t[r]=Q(t[r],e);else if("object"===typeof t)for(const r in t)t.hasOwnProperty(r)&&(t[r]=Q(t[r],e));return t}const G=5;var Z;!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"}(Z||(Z={}));class tt{encode(t){return t.type!==Z.EVENT&&t.type!==Z.ACK||!W(t)?[this.encodeAsString(t)]:(t.type=t.type===Z.EVENT?Z.BINARY_EVENT:Z.BINARY_ACK,this.encodeAsBinary(t))}encodeAsString(t){let e=""+t.type;return t.type!==Z.BINARY_EVENT&&t.type!==Z.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)),e}encodeAsBinary(t){const e=J(t),r=this.encodeAsString(e.packet),n=e.buffers;return n.unshift(r),n}}class et extends p.Q{constructor(){super()}add(t){let e;if("string"===typeof t)e=this.decodeString(t),e.type===Z.BINARY_EVENT||e.type===Z.BINARY_ACK?(this.reconstructor=new rt(e),0===e.attachments&&super.emitReserved("decoded",e)):super.emitReserved("decoded",e);else{if(!K(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");e=this.reconstructor.takeBinaryData(t),e&&(this.reconstructor=null,super.emitReserved("decoded",e))}}decodeString(t){let e=0;const r={type:Number(t.charAt(0))};if(void 0===Z[r.type])throw new Error("unknown packet type "+r.type);if(r.type===Z.BINARY_EVENT||r.type===Z.BINARY_ACK){const n=e+1;for(;"-"!==t.charAt(++e)&&e!=t.length;);const s=t.substring(n,e);if(s!=Number(s)||"-"!==t.charAt(e))throw new Error("Illegal attachments");r.attachments=Number(s)}if("/"===t.charAt(e+1)){const n=e+1;for(;++e;){if(","===t.charAt(e))break;if(e===t.length)break}r.nsp=t.substring(n,e)}else r.nsp="/";const n=t.charAt(e+1);if(""!==n&&Number(n)==n){const n=e+1;for(;++e;){const r=t.charAt(e);if(null==r||Number(r)!=r){--e;break}if(e===t.length)break}r.id=Number(t.substring(n,e+1))}if(t.charAt(++e)){const n=function(t){try{return JSON.parse(t)}catch(e){return!1}}(t.substr(e));if(!et.isPayloadValid(r.type,n))throw new Error("invalid payload");r.data=n}return r}static isPayloadValid(t,e){switch(t){case Z.CONNECT:return"object"===typeof e;case Z.DISCONNECT:return void 0===e;case Z.CONNECT_ERROR:return"string"===typeof e||"object"===typeof e;case Z.EVENT:case Z.BINARY_EVENT:return Array.isArray(e)&&e.length>0;case Z.ACK:case Z.BINARY_ACK:return Array.isArray(e)}}destroy(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}class rt{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=$(this.reconPack,this.buffers);return this.finishedReconstruction(),t}return null}finishedReconstruction(){this.reconPack=null,this.buffers=[]}}function nt(t,e,r){return t.on(e,r),function(){t.off(e,r)}}const st=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});class it extends p.Q{constructor(t,e,r){super(),this.connected=!1,this.disconnected=!0,this.receiveBuffer=[],this.sendBuffer=[],this.ids=0,this.acks={},this.flags={},this.io=t,this.nsp=e,r&&r.auth&&(this.auth=r.auth),this.io._autoConnect&&this.open()}subEvents(){if(this.subs)return;const t=this.io;this.subs=[nt(t,"open",this.onopen.bind(this)),nt(t,"packet",this.onpacket.bind(this)),nt(t,"error",this.onerror.bind(this)),nt(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(st.hasOwnProperty(t))throw new Error('"'+t+'" is a reserved event name');e.unshift(t);const r={type:Z.EVENT,data:e,options:{}};if(r.options.compress=!1!==this.flags.compress,"function"===typeof e[e.length-1]){const t=this.ids++,n=e.pop();this._registerAckCallback(t,n),r.id=t}const n=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable;return this.flags.volatile&&(!n||!this.connected)||(this.connected?this.packet(r):this.sendBuffer.push(r)),this.flags={},this}_registerAckCallback(t,e){const r=this.flags.timeout;if(void 0===r)return void(this.acks[t]=e);const n=this.io.setTimeoutFn((()=>{delete this.acks[t];for(let e=0;e<this.sendBuffer.length;e++)this.sendBuffer[e].id===t&&this.sendBuffer.splice(e,1);e.call(this,new Error("operation has timed out"))}),r);this.acks[t]=(...t)=>{this.io.clearTimeoutFn(n),e.apply(this,[null,...t])}}packet(t){t.nsp=this.nsp,this.io._packet(t)}onopen(){"function"==typeof this.auth?this.auth((t=>{this.packet({type:Z.CONNECT,data:t})})):this.packet({type:Z.CONNECT,data:this.auth})}onerror(t){this.connected||this.emitReserved("connect_error",t)}onclose(t){this.connected=!1,this.disconnected=!0,delete this.id,this.emitReserved("disconnect",t)}onpacket(t){if(t.nsp===this.nsp)switch(t.type){case Z.CONNECT:if(t.data&&t.data.sid){const e=t.data.sid;this.onconnect(e)}else this.emitReserved("connect_error",new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));break;case Z.EVENT:case Z.BINARY_EVENT:this.onevent(t);break;case Z.ACK:case Z.BINARY_ACK:this.onack(t);break;case Z.DISCONNECT:this.ondisconnect();break;case Z.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 r of e)r.apply(this,t)}super.emit.apply(this,t)}ack(t){const e=this;let r=!1;return function(...n){r||(r=!0,e.packet({type:Z.ACK,id:t,data:n}))}}onack(t){const e=this.acks[t.id];"function"===typeof e&&(e.apply(this,t.data),delete this.acks[t.id])}onconnect(t){this.id=t,this.connected=!0,this.disconnected=!1,this.emitBuffered(),this.emitReserved("connect")}emitBuffered(){this.receiveBuffer.forEach((t=>this.emitEvent(t))),this.receiveBuffer=[],this.sendBuffer.forEach((t=>this.packet(t))),this.sendBuffer=[]}ondisconnect(){this.destroy(),this.onclose("io server disconnect")}
1destroy(){this.subs&&(this.subs.forEach((t=>t())),this.subs=void 0),this.io._destroy(this)}disconnect(){return this.connected&&this.packet({type:Z.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}close(){return this.disconnect()}compress(t){return this.flags.compress=t,this}get volatile(){return this.flags.volatile=!0,this}timeout(t){return this.flags.timeout=t,this}onAny(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}prependAny(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}offAny(t){if(!this._anyListeners)return this;if(t){const e=this._anyListeners;for(let r=0;r<e.length;r++)if(t===e[r])return e.splice(r,1),this}else this._anyListeners=[];return this}listenersAny(){return this._anyListeners||[]}}var ot=r(3010);class at extends p.Q{constructor(t,e){var r;super(),this.nsps={},this.subs=[],t&&"object"===typeof t&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",this.opts=e,f(this,e),this.reconnection(!1!==e.reconnection),this.reconnectionAttempts(e.reconnectionAttempts||1/0),this.reconnectionDelay(e.reconnectionDelay||1e3),this.reconnectionDelayMax(e.reconnectionDelayMax||5e3),this.randomizationFactor(null!==(r=e.randomizationFactor)&&void 0!==r?r:.5),this.backoff=new ot({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this._readyState="closed",this.uri=t;const s=e.parser||n;this.encoder=new s.Encoder,this.decoder=new s.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 F(this.uri,this.opts);const e=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;const n=nt(e,"open",(function(){r.onopen(),t&&t()})),s=nt(e,"error",(e=>{r.cleanup(),r._readyState="closed",this.emitReserved("error",e),t?t(e):r.maybeReconnectOnOpen()}));if(!1!==this._timeout){const t=this._timeout;0===t&&n();const r=this.setTimeoutFn((()=>{n(),e.close(),e.emit("error",new Error("timeout"))}),t);this.opts.autoUnref&&r.unref(),this.subs.push((function(){clearTimeout(r)}))}return this.subs.push(n),this.subs.push(s),this}connect(t){return this.open(t)}onopen(){this.cleanup(),this._readyState="open",this.emitReserved("open");const t=this.engine;this.subs.push(nt(t,"ping",this.onping.bind(this)),nt(t,"data",this.ondata.bind(this)),nt(t,"error",this.onerror.bind(this)),nt(t,"close",this.onclose.bind(this)),nt(this.decoder,"decoded",this.ondecoded.bind(this)))}onping(){this.emitReserved("ping")}ondata(t){this.decoder.add(t)}ondecoded(t){this.emitReserved("packet",t)}onerror(t){this.emitReserved("error",t)}socket(t,e){let r=this.nsps[t];return r||(r=new it(this,t,e),this.nsps[t]=r),r}_destroy(t){const e=Object.keys(this.nsps);for(const r of e){if(this.nsps[r].active)return}this._close()}_packet(t){const e=this.encoder.encode(t);for(let r=0;r<e.length;r++)this.engine.write(e[r],t.options)}cleanup(){this.subs.forEach((t=>t())),this.subs.length=0,this.decoder.destroy()}_close(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}disconnect(){return this._close()}onclose(t){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t),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 r=this.setTimeoutFn((()=>
1{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&&r.unref(),this.subs.push((function(){clearTimeout(r)}))}}onreconnect(){const t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}const ht={};function ct(t,e){"object"===typeof t&&(e=t,t=void 0);const r=function(t,e="",r){let n=t;r=r||"undefined"!==typeof location&&location,null==t&&(t=r.protocol+"//"+r.host),"string"===typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?r.protocol+t:r.host+t),/^(https?|wss?):\/\//.test(t)||(t="undefined"!==typeof r?r.protocol+"//"+t:"https://"+t),n=s(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+(r&&r.port===n.port?"":":"+n.port),n}(t,(e=e||{}).path||"/socket.io"),n=r.source,i=r.id,o=r.path,a=ht[i]&&o in ht[i].nsps;let h;return e.forceNew||e["force new connection"]||!1===e.multiplex||a?h=new at(n,e):(ht[i]||(ht[i]=new at(n,e)),h=ht[i]),r.query&&!e.query&&(e.query=r.queryKey),h.socket(r.path,e)}Object.assign(ct,{Manager:at,Socket:it,io:ct,connect:ct})}}]);
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.