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 * Socket.IO v4.7.5
 * (c) 2014-2024 Guillermo Rauch
 * Released under the MIT License.
 */
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e=[];let s=0;const n=t.length;for(;s"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=0&&t.num{delete this.acks[t];for(let e=0;e{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;s0&&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;st())),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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