/*!
 * Socket.IO v4.1.3
 * (c) 2014-2021 Guillermo Rauch
 * Released under the MIT License.
 */
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.io=e():t.io=e()}(self,(function(){return function(t){var e={};function n(r){if(e[r])return e[r].exports;var o=e[r]={i:r,l:!1,exports:{}};return t[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}return n.m=t,n.c=e,n.d=function(t,e,r){n.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:r})},n.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},n.t=function(t,e){if(1&e&&(t=n(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var r=Object.create(null);if(n.r(r),Object.defineProperty(r,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in t)n.d(r,o,function(e){return t[e]}.bind(null,o));return r},n.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return n.d(e,"a",e),e},n.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},n.p="",n(n.s=18)}([function(t,e,n){var r=n(24),o=n(25),i=String.fromCharCode(30);t.exports={protocol:4,encodePacket:r,encodePayload:function(t,e){var n=t.length,o=new Array(n),s=0;t.forEach((function(t,c){r(t,!1,(function(t){o[c]=t,++s===n&&e(o.join(i))}))}))},decodePacket:o,decodePayload:function(t,e){for(var n=t.split(i),r=[],s=0;s<n.length;s++){var c=o(n[s],e);if(r.push(c),"error"===c.type)break}return r}}},function(t,e,n){function r(t){if(t)return function(t){for(var e in r.prototype)t[e]=r.prototype[e];return t}(t)}t.exports=r,r.prototype.on=r.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks["$"+t]=this._callbacks["$"+t]||[]).push(e),this},r.prototype.once=function(t,e){function n(){this.off(t,n),e.apply(this,arguments)}return n.fn=e,this.on(t,n),this},r.prototype.off=r.prototype.removeListener=r.prototype.removeAllListeners=r.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var n,r=this._callbacks["$"+t];if(!r)return this;if(1==arguments.length)return delete this._callbacks["$"+t],this;for(var o=0;o<r.length;o++)if((n=r[o])===e||n.fn===e){r.splice(o,1);break}return 0===r.length&&delete this._callbacks["$"+t],this},r.prototype.emit=function(t){this._callbacks=this._callbacks||{};for(var e=new Array(arguments.length-1),n=this._callbacks["$"+t],r=1;r<arguments.length;r++)e[r-1]=arguments[r];if(n){r=0;for(var o=(n=n.slice(0)).length;r<o;++r)n[r].apply(this,e)}return this},r.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks["$"+t]||[]},r.prototype.hasListeners=function(t){return!!this.listeners(t).length}},function(t,e){t.exports="undefined"!=typeof self?self:"undefined"!=typeof window?window:Function("return this")()},function(t,e,n){function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=a(t);if(e){var o=a(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return c(this,n)}}function c(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function a(t){return(a=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var u=n(0),f=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(a,t);var e,n,r,c=s(a);function a(t){var e;return function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,a),(e=c.call(this)).opts=t,e.query=t.query,e.readyState="",e.socket=t.socket,e}return e=a,(n=[{key:"onError",value:function(t,e){var n=new Error(t);return n.type="TransportError",n.description=e,this.emit("error",n),this}},{key:"open",value:function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this}},{key:"close",value:function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this}},{key:"send",value:function(t){"open"===this.readyState&&this.write(t)}},{key:"onOpen",value:function(){this.readyState="open",this.writable=!0,this.emit("open")}},{key:"onData",value:function(t){var e=u.decodePacket(t,this.socket.binaryType);this.onPacket(e)}},{key:"onPacket",value:function(t){this.emit("packet",t)}},{key:"onClose",value:function(){this.readyState="closed",this.emit("close")}}])&&o(e.prototype,n),r&&o(e,r),a}(n(1));t.exports=f},function(t,e){e.encode=function(t){var e="";for(var n in t)t.hasOwnProperty(n)&&(e.length&&(e+="&"),e+=encodeURIComponent(n)+"="+encodeURIComponent(t[n]));return e},e.decode=function(t){for(var e={},n=t.split("&"),r=0,o=n.length;r<o;r++){var i=n[r].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e,n){return(o="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=a(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=a(t);if(e){var o=a(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return c(this,n)}}function c(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function a(t){return(a=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function u(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function f(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function l(t,e,n){return e&&f(t.prototype,e),n&&f(t,n),t}Object.defineProperty(e,"__esModule",{value:!0}),e.Decoder=e.Encoder=e.PacketType=e.protocol=void 0;var p,h=n(1),y=n(30),d=n(15);e.protocol=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"}(p=e.PacketType||(e.PacketType={}));var v=function(){function t(){u(this,t)}return l(t,[{key:"encode",value:function(t){return t.type!==p.EVENT&&t.type!==p.ACK||!d.hasBinary(t)?[this.encodeAsString(t)]:(t.type=t.type===p.EVENT?p.BINARY_EVENT:p.BINARY_ACK,this.encodeAsBinary(t))}},{key:"encodeAsString",value:function(t){var e=""+t.type;return t.type!==p.BINARY_EVENT&&t.type!==p.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}},{key:"encodeAsBinary",value:function(t){var e=y.deconstructPacket(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}}]),t}();e.Encoder=v;var b=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(n,t);var e=s(n);function n(){return u(this,n),e.call(this)}return l(n,[{key:"add",value:function(t){var e;if("string"==typeof t)(e=this.decodeString(t)).type===p.BINARY_EVENT||e.type===p.BINARY_ACK?(this.reconstructor=new m(e),0===e.attachments&&o(a(n.prototype),"emit",this).call(this,"decoded",e)):o(a(n.prototype),"emit",this).call(this,"decoded",e);else{if(!d.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))&&(this.reconstructor=null,o(a(n.prototype),"emit",this).call(this,"decoded",e))}}},{key:"decodeString",value:function(t){var e=0,r={type:Number(t.charAt(0))};if(void 0===p[r.type])throw new Error("unknown packet type "+r.type);if(r.type===p.BINARY_EVENT||r.type===p.BINARY_ACK){for(var o=e+1;"-"!==t.charAt(++e)&&e!=t.length;);var i=t.substring(o,e);if(i!=Number(i)||"-"!==t.charAt(e))throw new Error("Illegal attachments");r.attachments=Number(i)}if("/"===t.charAt(e+1)){for(var s=e+1;++e;){if(","===t.charAt(e))break;if(e===t.length)break}r.nsp=t.substring(s,e)}else r.nsp="/";var c=t.charAt(e+1);if(""!==c&&Number(c)==c){for(var a=e+1;++e;){var u=t.charAt(e);if(null==u||Number(u)!=u){--e;break}if(e===t.length)break}r.id=Number(t.substring(a,e+1))}if(t.charAt(++e)){var f=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(e));if(!n.isPayloadValid(r.type,f))throw new Error("invalid payload");r.data=f}return r}},{key:"destroy",value:function(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}],[{key:"isPayloadValid",value:function(t,e){switch(t){case p.CONNECT:return"object"===r(e);case p.DISCONNECT:return void 0===e;case p.CONNECT_ERROR:return"string"==typeof e||"object"===r(e);case p.EVENT:case p.BINARY_EVENT:return Array.isArray(e)&&e.length>0;case p.ACK:case p.BINARY_ACK:return Array.isArray(e)}}}]),n}(h);e.Decoder=b;var m=function(){function t(e){u(this,t),this.packet=e,this.buffers=[],this.reconPack=e}return l(t,[{key:"takeBinaryData",value:function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e=y.reconstructPacket(this.reconPack,this.buffers);return this.finishedReconstruction(),e}return null}},{key:"finishedReconstruction",value:function(){this.reconPack=null,this.buffers=[]}}]),t}()},function(t,e){var n=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,r=["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"];t.exports=function(t){var e=t,o=t.indexOf("["),i=t.indexOf("]");-1!=o&&-1!=i&&(t=t.substring(0,o)+t.substring(o,i).replace(/:/g,";")+t.substring(i,t.length));for(var s,c,a=n.exec(t||""),u={},f=14;f--;)u[r[f]]=a[f]||"";return-1!=o&&-1!=i&&(u.source=e,u.host=u.host.substring(1,u.host.length-1).replace(/;/g,":"),u.authority=u.authority.replace("[","").replace("]","").replace(/;/g,":"),u.ipv6uri=!0),u.pathNames=function(t,e){var n=e.replace(/\/{2,9}/g,"/").split("/");"/"!=e.substr(0,1)&&0!==e.length||n.splice(0,1);"/"==e.substr(e.length-1,1)&&n.splice(n.length-1,1);return n}(0,u.path),u.queryKey=(s=u.query,c={},s.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(t,e,n){e&&(c[e]=n)})),c),u}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=a(t);if(e){var o=a(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return c(this,n)}}function c(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function a(t){return(a=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.Manager=void 0;var u=n(20),f=n(14),l=n(5),p=n(16),h=n(31),y=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(y,t);var e,n,c,a=s(y);function y(t,e){var n;!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,y),(n=a.call(this)).nsps={},n.subs=[],t&&"object"===r(t)&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",n.opts=e,n.reconnection(!1!==e.reconnection),n.reconnectionAttempts(e.reconnectionAttempts||1/0),n.reconnectionDelay(e.reconnectionDelay||1e3),n.reconnectionDelayMax(e.reconnectionDelayMax||5e3),n.randomizationFactor(e.randomizationFactor||.5),n.backoff=new h({min:n.reconnectionDelay(),max:n.reconnectionDelayMax(),jitter:n.randomizationFactor()}),n.timeout(null==e.timeout?2e4:e.timeout),n._readyState="closed",n.uri=t;var o=e.parser||l;return n.encoder=new o.Encoder,n.decoder=new o.Decoder,n._autoConnect=!1!==e.autoConnect,n._autoConnect&&n.open(),n}return e=y,(n=[{key:"reconnection",value:function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=u(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var o=p.on(n,"open",(function(){r.onopen(),t&&t()})),i=p.on(n,"error",(function(n){r.cleanup(),r._readyState="closed",e.emitReserved("error",n),t?t(n):r.maybeReconnectOnOpen()}));if(!1!==this._timeout){var s=this._timeout;0===s&&o();var c=setTimeout((function(){o(),n.close(),n.emit("error",new Error("timeout"))}),s);this.opts.autoUnref&&c.unref(),this.subs.push((function(){clearTimeout(c)}))}return this.subs.push(o),this.subs.push(i),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",this.emitReserved("open");var t=this.engine;this.subs.push(p.on(t,"ping",this.onping.bind(this)),p.on(t,"data",this.ondata.bind(this)),p.on(t,"error",this.onerror.bind(this)),p.on(t,"close",this.onclose.bind(this)),p.on(this.decoder,"decoded",this.ondecoded.bind(this)))}},{key:"onping",value:function(){this.emitReserved("ping")}},{key:"ondata",value:function(t){this.decoder.add(t)}},{key:"ondecoded",value:function(t){this.emitReserved("packet",t)}},{key:"onerror",value:function(t){this.emitReserved("error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n||(n=new f.Socket(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){for(var e=this.encoder.encode(t),n=0;n<e.length;n++)this.engine.write(e[n],t.options)}},{key:"cleanup",value:function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,"opening"===this._readyState&&this.cleanup(),this.backoff.reset(),this._readyState="closed",this.engine&&this.engine.close()}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(t){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var t=this;if(this._reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=setTimeout((function(){e.skipReconnect||(t.emitReserved("reconnect_attempt",e.backoff.attempts),e.skipReconnect||e.open((function(n){n?(e._reconnecting=!1,e.reconnect(),t.emitReserved("reconnect_error",n)):e.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){clearTimeout(r)}))}}},{key:"onreconnect",value:function(){var t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}])&&o(e.prototype,n),c&&o(e,c),y}(n(17).StrictEventEmitter);e.Manager=y},function(t,e,n){var r=n(9),o=n(23),i=n(27),s=n(28);e.polling=function(t){var e=!1,n=!1,s=!1!==t.jsonp;if("undefined"!=typeof location){var c="https:"===location.protocol,a=location.port;a||(a=c?443:80),e=t.hostname!==location.hostname||a!==t.port,n=t.secure!==c}if(t.xdomain=e,t.xscheme=n,"open"in new r(t)&&!t.forceJSONP)return new o(t);if(!s)throw new Error("JSONP disabled");return new i(t)},e.websocket=s},function(t,e,n){var r=n(22),o=n(2);t.exports=function(t){var 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){function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function s(t,e){return(s=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function c(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=u(t);if(e){var o=u(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return a(this,n)}}function a(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function u(t){return(u=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var f=n(3),l=n(4),p=n(0),h=n(12),y=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&s(t,e)}(u,t);var e,n,r,a=c(u);function u(){return o(this,u),a.apply(this,arguments)}return e=u,(n=[{key:"name",get:function(){return"polling"}},{key:"doOpen",value:function(){this.poll()}},{key:"pause",value:function(t){var e=this;this.readyState="pausing";var n=function(){e.readyState="paused",t()};if(this.polling||!this.writable){var r=0;this.polling&&(r++,this.once("pollComplete",(function(){--r||n()}))),this.writable||(r++,this.once("drain",(function(){--r||n()})))}else n()}},{key:"poll",value:function(){this.polling=!0,this.doPoll(),this.emit("poll")}},{key:"onData",value:function(t){var e=this;p.decodePayload(t,this.socket.binaryType).forEach((function(t){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())}},{key:"doClose",value:function(){var t=this,e=function(){t.write([{type:"close"}])};"open"===this.readyState?e():this.once("open",e)}},{key:"write",value:function(t){var e=this;this.writable=!1,p.encodePayload(t,(function(t){e.doWrite(t,(function(){e.writable=!0,e.emit("drain")}))}))}},{key:"uri",value:function(){var t=this.query||{},e=this.opts.secure?"https":"http",n="";return!1!==this.opts.timestampRequests&&(t[this.opts.timestampParam]=h()),this.supportsBinary||t.sid||(t.b64=1),t=l.encode(t),this.opts.port&&("https"===e&&443!==Number(this.opts.port)||"http"===e&&80!==Number(this.opts.port))&&(n=":"+this.opts.port),t.length&&(t="?"+t),e+"://"+(-1!==this.opts.hostname.indexOf(":")?"["+this.opts.hostname+"]":this.opts.hostname)+n+this.opts.path+t}}])&&i(e.prototype,n),r&&i(e,r),u}(f);t.exports=y},function(t,e){var n=Object.create(null);n.open="0",n.close="1",n.ping="2",n.pong="3",n.message="4",n.upgrade="5",n.noop="6";var r=Object.create(null);Object.keys(n).forEach((function(t){r[n[t]]=t}));t.exports={PACKET_TYPES:n,PACKET_TYPES_REVERSE:r,ERROR_PACKET:{type:"error",data:"parser error"}}},function(t,e,n){"use strict";var r,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),i={},s=0,c=0;function a(t){var e="";do{e=o[t%64]+e,t=Math.floor(t/64)}while(t>0);return e}function u(){var t=a(+new Date);return t!==r?(s=0,r=t):t+"."+a(s++)}for(;c<64;c++)i[o[c]]=c;u.encode=a,u.decode=function(t){var e=0;for(c=0;c<t.length;c++)e=64*e+i[t.charAt(c)];return e},t.exports=u},function(t,e){t.exports.pick=function(t){for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];return n.reduce((function(e,n){return t.hasOwnProperty(n)&&(e[n]=t[n]),e}),{})}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){var n="undefined"!=typeof Symbol&&t[Symbol.iterator]||t["@@iterator"];if(!n){if(Array.isArray(t)||(n=function(t,e){if(!t)return;if("string"==typeof t)return i(t,e);var n=Object.prototype.toString.call(t).slice(8,-1);"Object"===n&&t.constructor&&(n=t.constructor.name);if("Map"===n||"Set"===n)return Array.from(t);if("Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return i(t,e)}(t))||e&&t&&"number"==typeof t.length){n&&(t=n);var r=0,o=function(){};return{s:o,n:function(){return r>=t.length?{done:!0}:{done:!1,value:t[r++]}},e:function(t){throw t},f:o}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var s,c=!0,a=!1;return{s:function(){n=n.call(t)},n:function(){var t=n.next();return c=t.done,t},e:function(t){a=!0,s=t},f:function(){try{c||null==n.return||n.return()}finally{if(a)throw s}}}}function i(t,e){(null==e||e>t.length)&&(e=t.length);for(var n=0,r=new Array(e);n<e;n++)r[n]=t[n];return r}function s(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function c(t,e,n){return(c="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=l(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function a(t,e){return(a=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function u(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=l(t);if(e){var o=l(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return f(this,n)}}function f(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function l(t){return(l=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.Socket=void 0;var p=n(5),h=n(16),y=n(17),d=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),v=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&a(t,e)}(f,t);var e,n,r,i=u(f);function f(t,e,n){var r;return function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,f),(r=i.call(this)).receiveBuffer=[],r.sendBuffer=[],r.ids=0,r.acks={},r.flags={},r.io=t,r.nsp=e,r.ids=0,r.acks={},r.receiveBuffer=[],r.sendBuffer=[],r.connected=!1,r.disconnected=!0,r.flags={},n&&n.auth&&(r.auth=n.auth),r.io._autoConnect&&r.open(),r}return e=f,(n=[{key:"subEvents",value:function(){if(!this.subs){var t=this.io;this.subs=[h.on(t,"open",this.onopen.bind(this)),h.on(t,"packet",this.onpacket.bind(this)),h.on(t,"error",this.onerror.bind(this)),h.on(t,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var t=arguments.length,e=new Array(t),n=0;n<t;n++)e[n]=arguments[n];return e.unshift("message"),this.emit.apply(this,e),this}},{key:"emit",value:function(t){if(d.hasOwnProperty(t))throw new Error('"'+t+'" is a reserved event name');for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];n.unshift(t);var o={type:p.PacketType.EVENT,data:n,options:{}};o.options.compress=!1!==this.flags.compress,"function"==typeof n[n.length-1]&&(this.acks[this.ids]=n.pop(),o.id=this.ids++);var i=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable,s=this.flags.volatile&&(!i||!this.connected);return s||(this.connected?this.packet(o):this.sendBuffer.push(o)),this.flags={},this}},{key:"packet",value:function(t){t.nsp=this.nsp,this.io._packet(t)}},{key:"onopen",value:function(){var t=this;"function"==typeof this.auth?this.auth((function(e){t.packet({type:p.PacketType.CONNECT,data:e})})):this.packet({type:p.PacketType.CONNECT,data:this.auth})}},{key:"onerror",value:function(t){this.connected||this.emitReserved("connect_error",t)}},{key:"onclose",value:function(t){this.connected=!1,this.disconnected=!0,delete this.id,this.emitReserved("disconnect",t)}},{key:"onpacket",value:function(t){if(t.nsp===this.nsp)switch(t.type){case p.PacketType.CONNECT:if(t.data&&t.data.sid){var 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 p.PacketType.EVENT:case p.PacketType.BINARY_EVENT:this.onevent(t);break;case p.PacketType.ACK:case p.PacketType.BINARY_ACK:this.onack(t);break;case p.PacketType.DISCONNECT:this.ondisconnect();break;case p.PacketType.CONNECT_ERROR:var n=new Error(t.data.message);n.data=t.data.data,this.emitReserved("connect_error",n)}}},{key:"onevent",value:function(t){var e=t.data||[];null!=t.id&&e.push(this.ack(t.id)),this.connected?this.emitEvent(e):this.receiveBuffer.push(Object.freeze(e))}},{key:"emitEvent",value:function(t){if(this._anyListeners&&this._anyListeners.length){var e,n=o(this._anyListeners.slice());try{for(n.s();!(e=n.n()).done;)e.value.apply(this,t)}catch(t){n.e(t)}finally{n.f()}}c(l(f.prototype),"emit",this).apply(this,t)}},{key:"ack",value:function(t){var e=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,o=new Array(r),i=0;i<r;i++)o[i]=arguments[i];e.packet({type:p.PacketType.ACK,id:t,data:o})}}}},{key:"onack",value:function(t){var e=this.acks[t.id];"function"==typeof e&&(e.apply(this,t.data),delete this.acks[t.id])}},{key:"onconnect",value:function(t){this.id=t,this.connected=!0,this.disconnected=!1,this.emitBuffered(),this.emitReserved("connect")}},{key:"emitBuffered",value:function(){var t=this;this.receiveBuffer.forEach((function(e){return t.emitEvent(e)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(e){return t.packet(e)})),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:p.PacketType.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(t){return this.flags.compress=t,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"onAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}},{key:"prependAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}},{key:"offAny",value:function(t){if(!this._anyListeners)return this;if(t){for(var e=this._anyListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}}])&&s(e.prototype,n),r&&s(e,r),f}(y.StrictEventEmitter);e.Socket=v},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.hasBinary=e.isBinary=void 0;var o="function"==typeof ArrayBuffer,i=Object.prototype.toString,s="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===i.call(Blob),c="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===i.call(File);function a(t){return o&&(t instanceof ArrayBuffer||function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer}(t))||s&&t instanceof Blob||c&&t instanceof File}e.isBinary=a,e.hasBinary=function t(e,n){if(!e||"object"!==r(e))return!1;if(Array.isArray(e)){for(var o=0,i=e.length;o<i;o++)if(t(e[o]))return!0;return!1}if(a(e))return!0;if(e.toJSON&&"function"==typeof e.toJSON&&1===arguments.length)return t(e.toJSON(),!0);for(var s in e)if(Object.prototype.hasOwnProperty.call(e,s)&&t(e[s]))return!0;return!1}},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e.on=void 0,e.on=function(t,e,n){return t.on(e,n),function(){t.off(e,n)}}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function i(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function s(t,e,n){return(s="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=f(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function c(t,e){return(c=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function a(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=f(t);if(e){var o=f(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return u(this,n)}}function u(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function f(t){return(f=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.StrictEventEmitter=void 0;var l=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&c(t,e)}(l,t);var e,n,r,u=a(l);function l(){return o(this,l),u.apply(this,arguments)}return e=l,(n=[{key:"on",value:function(t,e){return s(f(l.prototype),"on",this).call(this,t,e),this}},{key:"once",value:function(t,e){return s(f(l.prototype),"once",this).call(this,t,e),this}},{key:"emit",value:function(t){for(var e,n=arguments.length,r=new Array(n>1?n-1:0),o=1;o<n;o++)r[o-1]=arguments[o];return(e=s(f(l.prototype),"emit",this)).call.apply(e,[this,t].concat(r)),this}},{key:"emitReserved",value:function(t){for(var e,n=arguments.length,r=new Array(n>1?n-1:0),o=1;o<n;o++)r[o-1]=arguments[o];return(e=s(f(l.prototype),"emit",this)).call.apply(e,[this,t].concat(r)),this}},{key:"listeners",value:function(t){return s(f(l.prototype),"listeners",this).call(this,t)}}])&&i(e.prototype,n),r&&i(e,r),l}(n(1));e.StrictEventEmitter=l},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.io=e.Socket=e.Manager=e.protocol=void 0;var o=n(19),i=n(7);t.exports=e=c;var s=e.managers={};function c(t,e){"object"===r(t)&&(e=t,t=void 0),e=e||{};var n,c=o.url(t,e.path||"/socket.io"),a=c.source,u=c.id,f=c.path,l=s[u]&&f in s[u].nsps;return e.forceNew||e["force new connection"]||!1===e.multiplex||l?n=new i.Manager(a,e):(s[u]||(s[u]=new i.Manager(a,e)),n=s[u]),c.query&&!e.query&&(e.query=c.queryKey),n.socket(c.path,e)}e.io=c;var a=n(5);Object.defineProperty(e,"protocol",{enumerable:!0,get:function(){return a.protocol}}),e.connect=c;var u=n(7);Object.defineProperty(e,"Manager",{enumerable:!0,get:function(){return u.Manager}});var f=n(14);Object.defineProperty(e,"Socket",{enumerable:!0,get:function(){return f.Socket}}),e.default=c},function(t,e,n){"use strict";Object.defineProperty(e,"__esModule",{value:!0}),e.url=void 0;var r=n(6);e.url=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,o=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),o=r(t)),o.port||(/^(http|ws)$/.test(o.protocol)?o.port="80":/^(http|ws)s$/.test(o.protocol)&&(o.port="443")),o.path=o.path||"/";var i=-1!==o.host.indexOf(":"),s=i?"["+o.host+"]":o.host;return o.id=o.protocol+"://"+s+":"+o.port+e,o.href=o.protocol+"://"+s+(n&&n.port===o.port?"":":"+o.port),o}},function(t,e,n){var r=n(21);t.exports=function(t,e){return new r(t,e)},t.exports.Socket=r,t.exports.protocol=r.protocol,t.exports.Transport=n(3),t.exports.transports=n(8),t.exports.parser=n(0)},function(t,e,n){function r(){return(r=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(t[r]=n[r])}return t}).apply(this,arguments)}function o(t){return(o="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function s(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function c(t,e){return(c=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function a(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=f(t);if(e){var o=f(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return u(this,n)}}function u(t,e){return!e||"object"!==o(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function f(t){return(f=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var l=n(8),p=n(1),h=n(0),y=n(6),d=n(4),v=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&c(t,e)}(p,t);var e,n,u,f=a(p);function p(t){var e,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return i(this,p),e=f.call(this),t&&"object"===o(t)&&(n=t,t=null),t?(t=y(t),n.hostname=t.host,n.secure="https"===t.protocol||"wss"===t.protocol,n.port=t.port,t.query&&(n.query=t.query)):n.host&&(n.hostname=y(n.host).host),e.secure=null!=n.secure?n.secure:"undefined"!=typeof location&&"https:"===location.protocol,n.hostname&&!n.port&&(n.port=e.secure?"443":"80"),e.hostname=n.hostname||("undefined"!=typeof location?location.hostname:"localhost"),e.port=n.port||("undefined"!=typeof location&&location.port?location.port:e.secure?443:80),e.transports=n.transports||["polling","websocket"],e.readyState="",e.writeBuffer=[],e.prevBufferLen=0,e.opts=r({path:"/engine.io",agent:!1,withCredentials:!1,upgrade:!0,jsonp:!0,timestampParam:"t",rememberUpgrade:!1,rejectUnauthorized:!0,perMessageDeflate:{threshold:1024},transportOptions:{},closeOnBeforeunload:!0},n),e.opts.path=e.opts.path.replace(/\/$/,"")+"/","string"==typeof e.opts.query&&(e.opts.query=d.decode(e.opts.query)),e.id=null,e.upgrades=null,e.pingInterval=null,e.pingTimeout=null,e.pingTimeoutTimer=null,"function"==typeof addEventListener&&(e.opts.closeOnBeforeunload&&addEventListener("beforeunload",(function(){e.transport&&(e.transport.removeAllListeners(),e.transport.close())}),!1),"localhost"!==e.hostname&&(e.offlineEventListener=function(){e.onClose("transport close")},addEventListener("offline",e.offlineEventListener,!1))),e.open(),e}return e=p,(n=[{key:"createTransport",value:function(t){var e=function(t){var e={};for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);return e}(this.opts.query);e.EIO=h.protocol,e.transport=t,this.id&&(e.sid=this.id);var n=r({},this.opts.transportOptions[t],this.opts,{query:e,socket:this,hostname:this.hostname,secure:this.secure,port:this.port});return new l[t](n)}},{key:"open",value:function(){var t,e=this;if(this.opts.rememberUpgrade&&p.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length)return void setTimeout((function(){e.emit("error","No transports available")}),0);t=this.transports[0]}this.readyState="opening";try{t=this.createTransport(t)}catch(t){return this.transports.shift(),void this.open()}t.open(),this.setTransport(t)}},{key:"setTransport",value:function(t){var e=this;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",(function(){e.onClose("transport close")}))}},{key:"probe",value:function(t){var e=this,n=this.createTransport(t,{probe:1}),r=!1;p.priorWebsocketSuccess=!1;var o=function(){r||(n.send([{type:"ping",data:"probe"}]),n.once("packet",(function(t){if(!r)if("pong"===t.type&&"probe"===t.data){if(e.upgrading=!0,e.emit("upgrading",n),!n)return;p.priorWebsocketSuccess="websocket"===n.name,e.transport.pause((function(){r||"closed"!==e.readyState&&(f(),e.setTransport(n),n.send([{type:"upgrade"}]),e.emit("upgrade",n),n=null,e.upgrading=!1,e.flush())}))}else{var o=new Error("probe error");o.transport=n.name,e.emit("upgradeError",o)}})))};function i(){r||(r=!0,f(),n.close(),n=null)}var s=function(t){var r=new Error("probe error: "+t);r.transport=n.name,i(),e.emit("upgradeError",r)};function c(){s("transport closed")}function a(){s("socket closed")}function u(t){n&&t.name!==n.name&&i()}var f=function(){n.removeListener("open",o),n.removeListener("error",s),n.removeListener("close",c),e.removeListener("close",a),e.removeListener("upgrading",u)};n.once("open",o),n.once("error",s),n.once("close",c),this.once("close",a),this.once("upgrading",u),n.open()}},{key:"onOpen",value:function(){if(this.readyState="open",p.priorWebsocketSuccess="websocket"===this.transport.name,this.emit("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade&&this.transport.pause)for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},{key:"onPacket",value:function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.resetPingTimeout(),this.sendPacket("pong"),this.emit("ping"),this.emit("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emit("data",t.data),this.emit("message",t.data)}}},{key:"onHandshake",value:function(t){this.emit("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()}},{key:"resetPingTimeout",value:function(){var t=this;clearTimeout(this.pingTimeoutTimer),this.pingTimeoutTimer=setTimeout((function(){t.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}},{key:"onDrain",value:function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush()}},{key:"flush",value:function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))}},{key:"write",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"send",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"sendPacket",value:function(t,e,n,r){if("function"==typeof e&&(r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var o={type:t,data:e,options:n};this.emit("packetCreate",o),this.writeBuffer.push(o),r&&this.once("flush",r),this.flush()}}},{key:"close",value:function(){var t=this,e=function(){t.onClose("forced close"),t.transport.close()},n=function n(){t.removeListener("upgrade",n),t.removeListener("upgradeError",n),e()},r=function(){t.once("upgrade",n),t.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){t.upgrading?r():e()})):this.upgrading?r():e()),this}},{key:"onError",value:function(t){p.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)}},{key:"onClose",value:function(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(clearTimeout(this.pingIntervalTimer),clearTimeout(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.emit("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}},{key:"filterUpgrades",value:function(t){for(var e=[],n=0,r=t.length;n<r;n++)~this.transports.indexOf(t[n])&&e.push(t[n]);return e}}])&&s(e.prototype,n),u&&s(e,u),p}(p);v.priorWebsocketSuccess=!1,v.protocol=h.protocol,t.exports=v},function(t,e){try{t.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(e){t.exports=!1}},function(t,e,n){function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(){return(o=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(t[r]=n[r])}return t}).apply(this,arguments)}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function s(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function c(t,e,n){return e&&s(t.prototype,e),n&&s(t,n),t}function a(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&u(t,e)}function u(t,e){return(u=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function f(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=p(t);if(e){var o=p(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return l(this,n)}}function l(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function p(t){return(p=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var h=n(9),y=n(10),d=n(1),v=n(13).pick,b=n(2);function m(){}var g=null!=new h({xdomain:!1}).responseType,k=function(t){a(n,t);var e=f(n);function n(t){var r;if(i(this,n),r=e.call(this,t),"undefined"!=typeof location){var o="https:"===location.protocol,s=location.port;s||(s=o?443:80),r.xd="undefined"!=typeof location&&t.hostname!==location.hostname||s!==t.port,r.xs=t.secure!==o}var c=t&&t.forceBase64;return r.supportsBinary=g&&!c,r}return c(n,[{key:"request",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return o(t,{xd:this.xd,xs:this.xs},this.opts),new w(this.uri(),t)}},{key:"doWrite",value:function(t,e){var n=this,r=this.request({method:"POST",data:t});r.on("success",e),r.on("error",(function(t){n.onError("xhr post error",t)}))}},{key:"doPoll",value:function(){var t=this,e=this.request();e.on("data",this.onData.bind(this)),e.on("error",(function(e){t.onError("xhr poll error",e)})),this.pollXhr=e}}]),n}(y),w=function(t){a(n,t);var e=f(n);function n(t,r){var o;return i(this,n),(o=e.call(this)).opts=r,o.method=r.method||"GET",o.uri=t,o.async=!1!==r.async,o.data=void 0!==r.data?r.data:null,o.create(),o}return c(n,[{key:"create",value:function(){var t=this,e=v(this.opts,"agent","enablesXDR","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","autoUnref");e.xdomain=!!this.opts.xd,e.xscheme=!!this.opts.xs;var r=this.xhr=new h(e);try{r.open(this.method,this.uri,this.async);try{if(this.opts.extraHeaders)for(var o in r.setDisableHeaderCheck&&r.setDisableHeaderCheck(!0),this.opts.extraHeaders)this.opts.extraHeaders.hasOwnProperty(o)&&r.setRequestHeader(o,this.opts.extraHeaders[o])}catch(t){}if("POST"===this.method)try{r.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(t){}try{r.setRequestHeader("Accept","*/*")}catch(t){}"withCredentials"in r&&(r.withCredentials=this.opts.withCredentials),this.opts.requestTimeout&&(r.timeout=this.opts.requestTimeout),this.hasXDR()?(r.onload=function(){t.onLoad()},r.onerror=function(){t.onError(r.responseText)}):r.onreadystatechange=function(){4===r.readyState&&(200===r.status||1223===r.status?t.onLoad():setTimeout((function(){t.onError("number"==typeof r.status?r.status:0)}),0))},r.send(this.data)}catch(e){return void setTimeout((function(){t.onError(e)}),0)}"undefined"!=typeof document&&(this.index=n.requestsCount++,n.requests[this.index]=this)}},{key:"onSuccess",value:function(){this.emit("success"),this.cleanup()}},{key:"onData",value:function(t){this.emit("data",t),this.onSuccess()}},{key:"onError",value:function(t){this.emit("error",t),this.cleanup(!0)}},{key:"cleanup",value:function(t){if(void 0!==this.xhr&&null!==this.xhr){if(this.hasXDR()?this.xhr.onload=this.xhr.onerror=m:this.xhr.onreadystatechange=m,t)try{this.xhr.abort()}catch(t){}"undefined"!=typeof document&&delete n.requests[this.index],this.xhr=null}}},{key:"onLoad",value:function(){var t=this.xhr.responseText;null!==t&&this.onData(t)}},{key:"hasXDR",value:function(){return"undefined"!=typeof XDomainRequest&&!this.xs&&this.enablesXDR}},{key:"abort",value:function(){this.cleanup()}}]),n}(d);if(w.requestsCount=0,w.requests={},"undefined"!=typeof document)if("function"==typeof attachEvent)attachEvent("onunload",O);else if("function"==typeof addEventListener){addEventListener("onpagehide"in b?"pagehide":"unload",O,!1)}function O(){for(var t in w.requests)w.requests.hasOwnProperty(t)&&w.requests[t].abort()}t.exports=k,t.exports.Request=w},function(t,e,n){var r=n(11).PACKET_TYPES,o="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===Object.prototype.toString.call(Blob),i="function"==typeof ArrayBuffer,s=function(t,e){var n=new FileReader;return n.onload=function(){var t=n.result.split(",")[1];e("b"+t)},n.readAsDataURL(t)};t.exports=function(t,e,n){var c,a=t.type,u=t.data;return o&&u instanceof Blob?e?n(u):s(u,n):i&&(u instanceof ArrayBuffer||(c=u,"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(c):c&&c.buffer instanceof ArrayBuffer))?e?n(u instanceof ArrayBuffer?u:u.buffer):s(new Blob([u]),n):n(r[a]+(u||""))}},function(t,e,n){var r,o=n(11),i=o.PACKET_TYPES_REVERSE,s=o.ERROR_PACKET;"function"==typeof ArrayBuffer&&(r=n(26));var c=function(t,e){if(r){var n=r.decode(t);return a(n,e)}return{base64:!0,data:t}},a=function(t,e){switch(e){case"blob":return t instanceof ArrayBuffer?new Blob([t]):t;case"arraybuffer":default:return t}};t.exports=function(t,e){if("string"!=typeof t)return{type:"message",data:a(t,e)};var n=t.charAt(0);return"b"===n?{type:"message",data:c(t.substring(1),e)}:i[n]?t.length>1?{type:i[n],data:t.substring(1)}:{type:i[n]}:s}},function(t,e){!function(t){"use strict";e.encode=function(e){var n,r=new Uint8Array(e),o=r.length,i="";for(n=0;n<o;n+=3)i+=t[r[n]>>2],i+=t[(3&r[n])<<4|r[n+1]>>4],i+=t[(15&r[n+1])<<2|r[n+2]>>6],i+=t[63&r[n+2]];return o%3==2?i=i.substring(0,i.length-1)+"=":o%3==1&&(i=i.substring(0,i.length-2)+"=="),i},e.decode=function(e){var n,r,o,i,s,c=.75*e.length,a=e.length,u=0;"="===e[e.length-1]&&(c--,"="===e[e.length-2]&&c--);var f=new ArrayBuffer(c),l=new Uint8Array(f);for(n=0;n<a;n+=4)r=t.indexOf(e[n]),o=t.indexOf(e[n+1]),i=t.indexOf(e[n+2]),s=t.indexOf(e[n+3]),l[u++]=r<<2|o>>4,l[u++]=(15&o)<<4|i>>2,l[u++]=(3&i)<<6|63&s;return f}}("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")},function(t,e,n){function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function i(t,e,n){return(i="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(t,e,n){var r=function(t,e){for(;!Object.prototype.hasOwnProperty.call(t,e)&&null!==(t=f(t)););return t}(t,e);if(r){var o=Object.getOwnPropertyDescriptor(r,e);return o.get?o.get.call(n):o.value}})(t,e,n||t)}function s(t,e){return(s=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function c(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=f(t);if(e){var o=f(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return a(this,n)}}function a(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?u(t):e}function u(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}function f(t){return(f=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var l,p=n(10),h=n(2),y=/\n/g,d=/\\n/g,v=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&s(t,e)}(p,t);var e,n,r,a=c(p);function p(t){var e;return function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,p),(e=a.call(this,t)).query=e.query||{},l||(l=h.___eio=h.___eio||[]),e.index=l.length,l.push(e.onData.bind(u(e))),e.query.j=e.index,e}return e=p,(n=[{key:"supportsBinary",get:function(){return!1}},{key:"doClose",value:function(){this.script&&(this.script.onerror=function(){},this.script.parentNode.removeChild(this.script),this.script=null),this.form&&(this.form.parentNode.removeChild(this.form),this.form=null,this.iframe=null),i(f(p.prototype),"doClose",this).call(this)}},{key:"doPoll",value:function(){var t=this,e=document.createElement("script");this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),e.async=!0,e.src=this.uri(),e.onerror=function(e){t.onError("jsonp poll error",e)};var n=document.getElementsByTagName("script")[0];n?n.parentNode.insertBefore(e,n):(document.head||document.body).appendChild(e),this.script=e,"undefined"!=typeof navigator&&/gecko/i.test(navigator.userAgent)&&setTimeout((function(){var t=document.createElement("iframe");document.body.appendChild(t),document.body.removeChild(t)}),100)}},{key:"doWrite",value:function(t,e){var n,r=this;if(!this.form){var o=document.createElement("form"),i=document.createElement("textarea"),s=this.iframeId="eio_iframe_"+this.index;o.className="socketio",o.style.position="absolute",o.style.top="-1000px",o.style.left="-1000px",o.target=s,o.method="POST",o.setAttribute("accept-charset","utf-8"),i.name="d",o.appendChild(i),document.body.appendChild(o),this.form=o,this.area=i}function c(){a(),e()}this.form.action=this.uri();var a=function(){if(r.iframe)try{r.form.removeChild(r.iframe)}catch(t){r.onError("jsonp polling iframe removal error",t)}try{var t='<iframe src="javascript:0" name="'+r.iframeId+'">';n=document.createElement(t)}catch(t){(n=document.createElement("iframe")).name=r.iframeId,n.src="javascript:0"}n.id=r.iframeId,r.form.appendChild(n),r.iframe=n};a(),t=t.replace(d,"\\\n"),this.area.value=t.replace(y,"\\n");try{this.form.submit()}catch(t){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"===r.iframe.readyState&&c()}:this.iframe.onload=c}}])&&o(e.prototype,n),r&&o(e,r),p}(p);t.exports=v},function(t,e,n){function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function i(t,e){return(i=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function s(t){var e=function(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}();return function(){var n,r=a(t);if(e){var o=a(this).constructor;n=Reflect.construct(r,arguments,o)}else n=r.apply(this,arguments);return c(this,n)}}function c(t,e){return!e||"object"!==r(e)&&"function"!=typeof e?function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t):e}function a(t){return(a=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var u=n(3),f=n(0),l=n(4),p=n(12),h=n(13).pick,y=n(29),d=y.WebSocket,v=y.usingBrowserWebSocket,b=y.defaultBinaryType,m=y.nextTick,g="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),k=function(t){!function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,writable:!0,configurable:!0}}),e&&i(t,e)}(a,t);var e,n,r,c=s(a);function a(t){var e;return function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,a),(e=c.call(this,t)).supportsBinary=!t.forceBase64,e}return e=a,(n=[{key:"name",get:function(){return"websocket"}},{key:"doOpen",value:function(){if(this.check()){var t=this.uri(),e=this.opts.protocols,n=g?{}:h(this.opts,"agent","perMessageDeflate","pfx","key","passphrase","cert","ca","ciphers","rejectUnauthorized","localAddress","protocolVersion","origin","maxPayload","family","checkServerIdentity");this.opts.extraHeaders&&(n.headers=this.opts.extraHeaders);try{this.ws=v&&!g?e?new d(t,e):new d(t):new d(t,e,n)}catch(t){return this.emit("error",t)}this.ws.binaryType=this.socket.binaryType||b,this.addEventListeners()}}},{key:"addEventListeners",value:function(){var t=this;this.ws.onopen=function(){t.opts.autoUnref&&t.ws._socket.unref(),t.onOpen()},this.ws.onclose=this.onClose.bind(this),this.ws.onmessage=function(e){return t.onData(e.data)},this.ws.onerror=function(e){return t.onError("websocket error",e)}}},{key:"write",value:function(t){var e=this;this.writable=!1;for(var n=function(n){var r=t[n],o=n===t.length-1;f.encodePacket(r,e.supportsBinary,(function(t){var n={};v||(r.options&&(n.compress=r.options.compress),e.opts.perMessageDeflate&&("string"==typeof t?Buffer.byteLength(t):t.length)<e.opts.perMessageDeflate.threshold&&(n.compress=!1));try{v?e.ws.send(t):e.ws.send(t,n)}catch(t){}o&&m((function(){e.writable=!0,e.emit("drain")}))}))},r=0;r<t.length;r++)n(r)}},{key:"onClose",value:function(){u.prototype.onClose.call(this)}},{key:"doClose",value:function(){void 0!==this.ws&&(this.ws.close(),this.ws=null)}},{key:"uri",value:function(){var t=this.query||{},e=this.opts.secure?"wss":"ws",n="";return this.opts.port&&("wss"===e&&443!==Number(this.opts.port)||"ws"===e&&80!==Number(this.opts.port))&&(n=":"+this.opts.port),this.opts.timestampRequests&&(t[this.opts.timestampParam]=p()),this.supportsBinary||(t.b64=1),(t=l.encode(t)).length&&(t="?"+t),e+"://"+(-1!==this.opts.hostname.indexOf(":")?"["+this.opts.hostname+"]":this.opts.hostname)+n+this.opts.path+t}},{key:"check",value:function(){return!(!d||"__initialize"in d&&this.name===a.prototype.name)}}])&&o(e.prototype,n),r&&o(e,r),a}(u);t.exports=k},function(t,e,n){var r=n(2),o="function"==typeof Promise&&"function"==typeof Promise.resolve?function(t){return Promise.resolve().then(t)}:function(t){return setTimeout(t,0)};t.exports={WebSocket:r.WebSocket||r.MozWebSocket,usingBrowserWebSocket:!0,defaultBinaryType:"arraybuffer",nextTick:o}},function(t,e,n){"use strict";function r(t){return(r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}Object.defineProperty(e,"__esModule",{value:!0}),e.reconstructPacket=e.deconstructPacket=void 0;var o=n(15);e.deconstructPacket=function(t){var e=[],n=t.data,i=t;return i.data=function t(e,n){if(!e)return e;if(o.isBinary(e)){var i={_placeholder:!0,num:n.length};return n.push(e),i}if(Array.isArray(e)){for(var s=new Array(e.length),c=0;c<e.length;c++)s[c]=t(e[c],n);return s}if("object"===r(e)&&!(e instanceof Date)){var a={};for(var u in e)e.hasOwnProperty(u)&&(a[u]=t(e[u],n));return a}return e}(n,e),i.attachments=e.length,{packet:i,buffers:e}},e.reconstructPacket=function(t,e){return t.data=function t(e,n){if(!e)return e;if(e&&e._placeholder)return n[e.num];if(Array.isArray(e))for(var o=0;o<e.length;o++)e[o]=t(e[o],n);else if("object"===r(e))for(var i in e)e.hasOwnProperty(i)&&(e[i]=t(e[i],n));return e}(t.data,e),t.attachments=void 0,t}},function(t,e){function n(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}t.exports=n,n.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),n=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-n:t+n}return 0|Math.min(t,this.max)},n.prototype.reset=function(){this.attempts=0},n.prototype.setMin=function(t){this.ms=t},n.prototype.setMax=function(t){this.max=t},n.prototype.setJitter=function(t){this.jitter=t}}])}));
//# sourceMappingURL=socket.io.min.js.map