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 * (c) 2014-2024 Guillermo Rauch
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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 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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}));
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