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t.type!==a.BINARY_EVENT&&t.type!==a.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)),s("encoded %j as %s",t,e),e}encodeAsBinary(t){const e=o.deconstructPacket(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}};class c extends r{constructor(){super()}add(t){let e;if("string"==typeof t)e=this.decodeString(t),e.type===a.BINARY_EVENT||e.type===a.BINARY_ACK?(this.reconstructor=new u(e),0===e.attachments&&super.emit("decoded",e)):super.emit("decoded",e);else{if(!i.isBinary(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.emit("decoded",e))}}decodeString(t){let e=0;const n={type:Number(t.charAt(0))};if(void 0===a[n.type])throw new Error("unknown packet type "+n.type);if(n.type===a.BINARY_EVENT||n.type===a.BINARY_ACK){const 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n=setTimeout(()=>{t.skipReconnect||(u("attempting reconnect"),super.emit("reconnect_attempt",t.backoff.attempts),t.skipReconnect||t.open(e=>{e?(u("reconnect attempt error"),t._reconnecting=!1,t.reconnect(),super.emit("reconnect_error",e)):(u("reconnect success"),t.onreconnect())}))},e);this.subs.push((function(){clearTimeout(n)}))}}onreconnect(){const t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),super.emit("reconnect",t)}}},function(t,e,n){const r=n(10),o=n(27),i=n(31),s=n(32);e.polling=function(t){let e,n=!1,s=!1;const a=!1!==t.jsonp;if("undefined"!=typeof location){const e="https:"===location.protocol;let r=location.port;r||(r=e?443:80),n=t.hostname!==location.hostname||r!==t.port,s=t.secure!==e}if(t.xdomain=n,t.xscheme=s,e=new r(t),"open"in e&&!t.forceJSONP)return new o(t);if(!a)throw new Error("JSONP disabled");return new i(t)},e.websocket=s},function(t,e,n){const r=n(26),o=n(3);t.exports=function(t){const e=t.xdomain,n=t.xscheme,i=t.enablesXDR;try{if("undefined"!=typeof XMLHttpRequest&&(!e||r))return new XMLHttpRequest}catch(t){}try{if("undefined"!=typeof XDomainRequest&&!n&&i)return new XDomainRequest}catch(t){}if(!e)try{return new(o[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP")}catch(t){}}},function(t,e,n){const r=n(4),o=n(5),i=n(2),s=n(13),a=n(0)("engine.io-client:polling");t.exports=class extends r{get name(){return"polling"}doOpen(){this.poll()}pause(t){const e=this;function n(){a("paused"),e.readyState="paused",t()}if(this.readyState="pausing",this.polling||!this.writable){let t=0;this.polling&&(a("we are currently polling - waiting to pause"),t++,this.once("pollComplete",(function(){a("pre-pause polling complete"),--t||n()}))),this.writable||(a("we are currently writing - waiting to pause"),t++,this.once("drain",(function(){a("pre-pause writing complete"),--t||n()})))}else n()}poll(){a("polling"),this.polling=!0,this.doPoll(),this.emit("poll")}onData(t){const e=this;a("polling got data %s",t);i.decodePayload(t,this.socket.binaryType).forEach((function(t,n,r){if("opening"===e.readyState&&"open"===t.type&&e.onOpen(),"close"===t.type)return e.onClose(),!1;e.onPacket(t)})),"closed"!==this.readyState&&(this.polling=!1,this.emit("pollComplete"),"open"===this.readyState?this.poll():a('ignoring poll - transport state "%s"',this.readyState))}doClose(){const t=this;function e(){a("writing close packet"),t.write([{type:"close"}])}"open"===this.readyState?(a("transport open - closing"),e()):(a("transport not open - deferring close"),this.once("open",e))}write(t){this.writable=!1,i.encodePayload(t,t=>{this.doWrite(t,()=>{this.writable=!0,this.emit("drain")})})}uri(){let t=this.query||{};const e=this.opts.secure?"https":"http";let 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