1 line
44 KiB
JavaScript
1 line
44 KiB
JavaScript
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ArrayBuffer||u(t.data))?s(y(t.data)):d(t,!1,t=>{i||(i=new TextEncoder),s(i.encode(t))})}});n.readable.pipeTo(t.writable),this._writer=n.writable.getWriter();let o=()=>{s.read().then(({done:t,value:e})=>{t||(this.onPacket(e),o())}).catch(t=>{})};o();let a={type:"open"};this.query.sid&&(a.data=`{"sid":"${this.query.sid}"}`),this._writer.write(a).then(()=>this.onOpen())})})}write(t){this.writable=!1;for(let e=0;e<t.length;e++){let s=t[e],i=e===t.length-1;this._writer.write(s).then(()=>{i&&x(()=>{this.writable=!0,this.emitReserved("drain")},this.setTimeoutFn)})}}doClose(){var t;null===(t=this._transport)||void 0===t||t.close()}}let Z={websocket:Q,webtransport:X,polling:K},G=/^(?:(?![^:@\/?#]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@\/?#]*)(?::([^:@\/?#]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,tt=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];function te(t){if(t.length>8e3)throw"URI too long";let e=t,s=t.indexOf("["),i=t.indexOf("]");-1!=s&&-1!=i&&(t=t.substring(0,s)+t.substring(s,i).replace(/:/g,";")+t.substring(i,t.length));let r=G.exec(t||""),n={},o=14;for(;o--;)n[tt[o]]=r[o]||"";return -1!=s&&-1!=i&&(n.source=e,n.host=n.host.substring(1,n.host.length-1).replace(/;/g,":"),n.authority=n.authority.replace("[","").replace("]","").replace(/;/g,":"),n.ipv6uri=!0),n.pathNames=function(t,e){let s=e.replace(/\/{2,9}/g,"/").split("/");return("/"==e.slice(0,1)||0===e.length)&&s.splice(0,1),"/"==e.slice(-1)&&s.splice(s.length-1,1),s}(0,n.path),n.queryKey=function(t,e){let s={};return e.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,function(t,e,i){e&&(s[e]=i)}),s}(0,n.query),n}let ts="function"==typeof addEventListener&&"function"==typeof removeEventListener,ti=[];ts&&addEventListener("offline",()=>{ti.forEach(t=>t())},!1);class tr extends R{constructor(t,e){if(super(),this.binaryType="arraybuffer",this.writeBuffer=[],this._prevBufferLen=0,this._pingInterval=-1,this._pingTimeout=-1,this._maxPayload=-1,this._pingTimeoutTime=1/0,t&&"object"==typeof t&&(e=t,t=null),t){let s=te(t);e.hostname=s.host,e.secure="https"===s.protocol||"wss"===s.protocol,e.port=s.port,s.query&&(e.query=s.query)}else e.host&&(e.hostname=te(e.host).host);L(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=[],this._transportsByName={},e.transports.forEach(t=>{let e=t.prototype.name;this.transports.push(e),this._transportsByName[e]=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},e),this.opts.path=this.opts.path.replace(/\/$/,"")+(this.opts.addTrailingSlash?"/":""),"string"==typeof this.opts.query&&(this.opts.query=function(t){let e={},s=t.split("&");for(let t=0,i=s.length;t<i;t++){let i=s[t].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}(this.opts.query)),ts&&(this.opts.closeOnBeforeunload&&(this._beforeunloadEventListener=()=>{this.transport&&(this.transport.removeAllListeners(),this.transport.close())},addEventListener("beforeunload",this._beforeunloadEventListener,!1)),"localhost"!==this.hostname&&(this._offlineEventListener=()=>{this._onClose("transport close",{description:"network connection lost"})},ti.push(this._offlineEventListener))),this.opts.withCredentials&&(this._cookieJar=void 0),this._open()}createTransport(t){let e=Object.assign({},this.opts.query);e.EIO=4,e.transport=t,this.id&&(e.sid=this.id);let s=Object.assign({},this.opts,{query:e,socket:this,hostname:this.hostname,secure:this.secure,port:this.port},this.opts.transportOptions[t]);return new this._transportsByName[t](s)}_open(){if(0===this.transports.length){this.setTimeoutFn(()=>{this.emitReserved("error","No transports available")},0);return}let t=this.opts.rememberUpgrade&&tr.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket")?"websocket":this.transports[0];this.readyState="opening";let e=this.createTransport(t);e.open(),this.setTransport(e)}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",t=>this._onClose("transport close",t))}onOpen(){this.readyState="open",tr.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush()}_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._sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong"),this._resetPingTimeout();break;case"error":let e=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._pingInterval=t.pingInterval,this._pingTimeout=t.pingTimeout,this._maxPayload=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this._resetPingTimeout()}_resetPingTimeout(){this.clearTimeoutFn(this._pingTimeoutTimer);let t=this._pingInterval+this._pingTimeout;this._pingTimeoutTime=Date.now()+t,this._pingTimeoutTimer=this.setTimeoutFn(()=>{this._onClose("ping timeout")},t),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){let 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 e=0;e<this.writeBuffer.length;e++){let s=this.writeBuffer[e].data;if(s&&(t+="string"==typeof s?function(t){let e=0,s=0;for(let i=0,r=t.length;i<r;i++)(e=t.charCodeAt(i))<128?s+=1:e<2048?s+=2:e<55296||e>=57344?s+=3:(i++,s+=4);return s}(s):Math.ceil(1.33*(s.byteLength||s.size))),e>0&&t>this._maxPayload)return this.writeBuffer.slice(0,e);t+=2}return this.writeBuffer}_hasPingExpired(){if(!this._pingTimeoutTime)return!0;let t=Date.now()>this._pingTimeoutTime;return t&&(this._pingTimeoutTime=0,x(()=>{this._onClose("ping timeout")},this.setTimeoutFn)),t}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,i){if("function"==typeof e&&(i=e,e=void 0),"function"==typeof s&&(i=s,s=null),"closing"===this.readyState||"closed"===this.readyState)return;(s=s||{}).compress=!1!==s.compress;let r={type:t,data:e,options:s};this.emitReserved("packetCreate",r),this.writeBuffer.push(r),i&&this.once("flush",i),this.flush()}close(){let 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){if(tr.priorWebsocketSuccess=!1,this.opts.tryAllTransports&&this.transports.length>1&&"opening"===this.readyState)return this.transports.shift(),this._open();this.emitReserved("error",t),this._onClose("transport error",t)}_onClose(t,e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){if(this.clearTimeoutFn(this._pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),ts&&(this._beforeunloadEventListener&&removeEventListener("beforeunload",this._beforeunloadEventListener,!1),this._offlineEventListener)){let t=ti.indexOf(this._offlineEventListener);-1!==t&&ti.splice(t,1)}this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this._prevBufferLen=0}}}tr.protocol=4;class tn extends tr{constructor(){super(...arguments),this._upgrades=[]}onOpen(){if(super.onOpen(),"open"===this.readyState&&this.opts.upgrade)for(let t=0;t<this._upgrades.length;t++)this._probe(this._upgrades[t])}_probe(t){let e=this.createTransport(t),s=!1;tr.priorWebsocketSuccess=!1;let i=()=>{s||(e.send([{type:"ping",data:"probe"}]),e.once("packet",t=>{if(!s){if("pong"===t.type&&"probe"===t.data)this.upgrading=!0,this.emitReserved("upgrading",e),e&&(tr.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{let t=Error("probe error");t.transport=e.name,this.emitReserved("upgradeError",t)}}}))};function r(){s||(s=!0,c(),e.close(),e=null)}let n=t=>{let s=Error("probe error: "+t);s.transport=e.name,r(),this.emitReserved("upgradeError",s)};function o(){n("transport closed")}function a(){n("socket closed")}function h(t){e&&t.name!==e.name&&r()}let c=()=>{e.removeListener("open",i),e.removeListener("error",n),e.removeListener("close",o),this.off("close",a),this.off("upgrading",h)};e.once("open",i),e.once("error",n),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()}onHandshake(t){this._upgrades=this._filterUpgrades(t.upgrades),super.onHandshake(t)}_filterUpgrades(t){let e=[];for(let s=0;s<t.length;s++)~this.transports.indexOf(t[s])&&e.push(t[s]);return e}}class to extends tn{constructor(t,e={}){let s="object"==typeof t?t:e;(!s.transports||s.transports&&"string"==typeof s.transports[0])&&(s.transports=(s.transports||["polling","websocket","webtransport"]).map(t=>Z[t]).filter(t=>!!t)),super(t,s)}}to.protocol;let ta="function"==typeof ArrayBuffer,th=t=>"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer,tc=Object.prototype.toString,tl="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===tc.call(Blob),tp="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===tc.call(File);function tu(t){return ta&&(t instanceof ArrayBuffer||th(t))||tl&&t instanceof Blob||tp&&t instanceof File}let td=["connect","connect_error","disconnect","disconnecting","newListener","removeListener"],tf=5;!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"}(n||(n={}));class ty{constructor(t){this.replacer=t}encode(t){return(t.type===n.EVENT||t.type===n.ACK)&&function t(e,s){if(!e||"object"!=typeof e)return!1;if(Array.isArray(e)){for(let s=0,i=e.length;s<i;s++)if(t(e[s]))return!0;return!1}if(tu(e))return!0;if(e.toJSON&&"function"==typeof e.toJSON&&1==arguments.length)return t(e.toJSON(),!0);for(let s in e)if(Object.prototype.hasOwnProperty.call(e,s)&&t(e[s]))return!0;return!1}(t)?this.encodeAsBinary({type:t.type===n.EVENT?n.BINARY_EVENT:n.BINARY_ACK,nsp:t.nsp,data:t.data,id:t.id}):[this.encodeAsString(t)]}encodeAsString(t){let e=""+t.type;return(t.type===n.BINARY_EVENT||t.type===n.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){let e=function(t){let e=[],s=t.data;return t.data=function t(e,s){if(!e)return e;if(tu(e)){let t={_placeholder:!0,num:s.length};return s.push(e),t}if(Array.isArray(e)){let i=Array(e.length);for(let r=0;r<e.length;r++)i[r]=t(e[r],s);return i}if("object"==typeof e&&!(e instanceof Date)){let i={};for(let r in e)Object.prototype.hasOwnProperty.call(e,r)&&(i[r]=t(e[r],s));return i}return e}(s,e),t.attachments=e.length,{packet:t,buffers:e}}(t),s=this.encodeAsString(e.packet),i=e.buffers;return i.unshift(s),i}}function tg(t){return"[object Object]"===Object.prototype.toString.call(t)}class tm extends R{constructor(t){super(),this.reviver=t}add(t){let e;if("string"==typeof t){if(this.reconstructor)throw Error("got plaintext data when reconstructing a packet");let s=(e=this.decodeString(t)).type===n.BINARY_EVENT;s||e.type===n.BINARY_ACK?(e.type=s?n.EVENT:n.ACK,this.reconstructor=new t_(e),0===e.attachments&&super.emitReserved("decoded",e)):super.emitReserved("decoded",e)}else if(tu(t)||t.base64){if(this.reconstructor)(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,super.emitReserved("decoded",e));else throw Error("got binary data when not reconstructing a packet")}else throw Error("Unknown type: "+t)}decodeString(t){let e=0,s={type:Number(t.charAt(0))};if(void 0===n[s.type])throw Error("unknown packet type "+s.type);if(s.type===n.BINARY_EVENT||s.type===n.BINARY_ACK){let i=e+1;for(;"-"!==t.charAt(++e)&&e!=t.length;);let r=t.substring(i,e);if(r!=Number(r)||"-"!==t.charAt(e))throw Error("Illegal attachments");s.attachments=Number(r)}if("/"===t.charAt(e+1)){let i=e+1;for(;++e&&","!==t.charAt(e)&&e!==t.length;);s.nsp=t.substring(i,e)}else s.nsp="/";let i=t.charAt(e+1);if(""!==i&&Number(i)==i){let i=e+1;for(;++e;){let s=t.charAt(e);if(null==s||Number(s)!=s){--e;break}if(e===t.length)break}s.id=Number(t.substring(i,e+1))}if(t.charAt(++e)){let i=this.tryParse(t.substr(e));if(tm.isPayloadValid(s.type,i))s.data=i;else throw Error("invalid payload")}return s}tryParse(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}}static isPayloadValid(t,e){switch(t){case n.CONNECT:return tg(e);case n.DISCONNECT:return void 0===e;case n.CONNECT_ERROR:return"string"==typeof e||tg(e);case n.EVENT:case n.BINARY_EVENT:return Array.isArray(e)&&("number"==typeof e[0]||"string"==typeof e[0]&&-1===td.indexOf(e[0]));case n.ACK:case n.BINARY_ACK:return Array.isArray(e)}}destroy(){this.reconstructor&&(this.reconstructor.finishedReconstruction(),this.reconstructor=null)}}class t_{constructor(t){this.packet=t,this.buffers=[],this.reconPack=t}takeBinaryData(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e,s;let t=(e=this.reconPack,s=this.buffers,e.data=function t(e,s){if(!e)return e;if(e&&!0===e._placeholder){if("number"==typeof e.num&&e.num>=0&&e.num<s.length)return s[e.num];throw Error("illegal attachments")}if(Array.isArray(e))for(let i=0;i<e.length;i++)e[i]=t(e[i],s);else if("object"==typeof e)for(let i in e)Object.prototype.hasOwnProperty.call(e,i)&&(e[i]=t(e[i],s));return e}(e.data,s),delete e.attachments,e);return this.finishedReconstruction(),t}return null}finishedReconstruction(){this.reconPack=null,this.buffers=[]}}function tb(t,e,s){return t.on(e,s),function(){t.off(e,s)}}let tk=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1});class tv extends R{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;let t=this.io;this.subs=[tb(t,"open",this.onopen.bind(this)),tb(t,"packet",this.onpacket.bind(this)),tb(t,"error",this.onerror.bind(this)),tb(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){var s,i,r;if(tk.hasOwnProperty(t))throw 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;let o={type:n.EVENT,data:e};if(o.options={},o.options.compress=!1!==this.flags.compress,"function"==typeof e[e.length-1]){let t=this.ids++,s=e.pop();this._registerAckCallback(t,s),o.id=t}let a=null===(i=null===(s=this.io.engine)||void 0===s?void 0:s.transport)||void 0===i?void 0:i.writable,h=this.connected&&!(null===(r=this.io.engine)||void 0===r?void 0:r._hasPingExpired());return this.flags.volatile&&!a||(h?(this.notifyOutgoingListeners(o),this.packet(o)):this.sendBuffer.push(o)),this.flags={},this}_registerAckCallback(t,e){var s;let i=null!==(s=this.flags.timeout)&&void 0!==s?s:this._opts.ackTimeout;if(void 0===i){this.acks[t]=e;return}let r=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,Error("operation has timed out"))},i),n=(...t)=>{this.io.clearTimeoutFn(r),e.apply(this,t)};n.withError=!0,this.acks[t]=n}emitWithAck(t,...e){return new Promise((s,i)=>{let r=(t,e)=>t?i(t):s(e);r.withError=!0,e.push(r),this.emit(t,...e)})}_addToQueue(t){let e;"function"==typeof t[t.length-1]&&(e=t.pop());let s={id:this._queueSeq++,tryCount:0,pending:!1,args:t,flags:Object.assign({fromQueue:!0},this.flags)};t.push((t,...i)=>{if(s===this._queue[0])return null!==t?s.tryCount>this._opts.retries&&(this._queue.shift(),e&&e(t)):(this._queue.shift(),e&&e(null,...i)),s.pending=!1,this._drainQueue()}),this._queue.push(s),this._drainQueue()}_drainQueue(t=!1){if(!this.connected||0===this._queue.length)return;let 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:n.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)){let e=this.acks[t];delete this.acks[t],e.withError&&e.call(this,Error("socket has been disconnected"))}})}onpacket(t){if(!(t.nsp!==this.nsp))switch(t.type){case n.CONNECT:t.data&&t.data.sid?this.onconnect(t.data.sid,t.data.pid):this.emitReserved("connect_error",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 n.EVENT:case n.BINARY_EVENT:this.onevent(t);break;case n.ACK:case n.BINARY_ACK:this.onack(t);break;case n.DISCONNECT:this.ondisconnect();break;case n.CONNECT_ERROR:this.destroy();let e=Error(t.data.message);e.data=t.data.data,this.emitReserved("connect_error",e)}}onevent(t){let 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)for(let e of this._anyListeners.slice())e.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){let e=this,s=!1;return function(...i){s||(s=!0,e.packet({type:n.ACK,id:t,data:i}))}}onack(t){let 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:n.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){let e=this._anyListeners;for(let s=0;s<e.length;s++)if(t===e[s]){e.splice(s,1);break}}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){let e=this._anyOutgoingListeners;for(let s=0;s<e.length;s++)if(t===e[s]){e.splice(s,1);break}}else this._anyOutgoingListeners=[];return this}listenersAnyOutgoing(){return this._anyOutgoingListeners||[]}notifyOutgoingListeners(t){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length)for(let e of this._anyOutgoingListeners.slice())e.apply(this,t.data)}}function tw(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}tw.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=(1&Math.floor(10*e))==0?t-s:t+s}return 0|Math.min(t,this.max)},tw.prototype.reset=function(){this.attempts=0},tw.prototype.setMin=function(t){this.ms=t},tw.prototype.setMax=function(t){this.max=t},tw.prototype.setJitter=function(t){this.jitter=t};class tA extends R{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,L(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 tw({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this._readyState="closed",this.uri=t;let i=e.parser||o;this.encoder=new i.Encoder,this.decoder=new i.Decoder,this._autoConnect=!1!==e.autoConnect,this._autoConnect&&this.open()}reconnection(t){return arguments.length?(this._reconnection=!!t,t||(this.skipReconnect=!0),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 to(this.uri,this.opts);let e=this.engine,s=this;this._readyState="opening",this.skipReconnect=!1;let i=tb(e,"open",function(){s.onopen(),t&&t()}),r=e=>{this.cleanup(),this._readyState="closed",this.emitReserved("error",e),t?t(e):this.maybeReconnectOnOpen()},n=tb(e,"error",r);if(!1!==this._timeout){let t=this._timeout,s=this.setTimeoutFn(()=>{i(),r(Error("timeout")),e.close()},t);this.opts.autoUnref&&s.unref(),this.subs.push(()=>{this.clearTimeoutFn(s)})}return this.subs.push(i),this.subs.push(n),this}connect(t){return this.open(t)}onopen(){this.cleanup(),this._readyState="open",this.emitReserved("open");let t=this.engine;this.subs.push(tb(t,"ping",this.onping.bind(this)),tb(t,"data",this.ondata.bind(this)),tb(t,"error",this.onerror.bind(this)),tb(t,"close",this.onclose.bind(this)),tb(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){x(()=>{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 tv(this,t,e),this.nsps[t]=s),s}_destroy(t){for(let t of Object.keys(this.nsps))if(this.nsps[t].active)return;this._close()}_packet(t){let 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")}disconnect(){return this._close()}onclose(t,e){var s;this.cleanup(),null===(s=this.engine)||void 0===s||s.close(),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;let t=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{let e=this.backoff.duration();this._reconnecting=!0;let 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(){let t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}let tE={};function tT(t,e){let s;"object"==typeof t&&(e=t,t=void 0);let i=function(t,e="",s){let i=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),i=te(t)),!i.port&&(/^(http|ws)$/.test(i.protocol)?i.port="80":/^(http|ws)s$/.test(i.protocol)&&(i.port="443")),i.path=i.path||"/";let r=-1!==i.host.indexOf(":")?"["+i.host+"]":i.host;return i.id=i.protocol+"://"+r+":"+i.port+e,i.href=i.protocol+"://"+r+(s&&s.port===i.port?"":":"+i.port),i}(t,(e=e||{}).path||"/socket.io"),r=i.source,n=i.id,o=i.path,a=tE[n]&&o in tE[n].nsps;return e.forceNew||e["force new connection"]||!1===e.multiplex||a?s=new tA(r,e):(tE[n]||(tE[n]=new tA(r,e)),s=tE[n]),i.query&&!e.query&&(e.query=i.queryKey),s.socket(i.path,e)}Object.assign(tT,{Manager:tA,Socket:tv,io:tT,connect:tT})}}]); |