diff --git a/dist/vue-socketio.js b/dist/vue-socketio.js
index bcce273..b0d5ebc 100644
--- a/dist/vue-socketio.js
+++ b/dist/vue-socketio.js
@@ -1,12 +1,12 @@
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.VueSocketIO=e():t.VueSocketIO=e()}("undefined"!=typeof self?self:this,(function(){return function(t){var e={};function r(n){if(e[n])return e[n].exports;var o=e[n]={i:n,l:!1,exports:{}};return t[n].call(o.exports,o,o.exports,r),o.l=!0,o.exports}return r.m=t,r.c=e,r.d=function(t,e,n){r.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:n})},r.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},r.t=function(t,e){if(1&e&&(t=r(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var n=Object.create(null);if(r.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in t)r.d(n,o,function(e){return t[e]}.bind(null,o));return n},r.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return r.d(e,"a",e),e},r.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},r.p="",r(r.s=23)}([function(t,e,r){(function(n){function o(){var t;try{t=e.storage.debug}catch(t){}return!t&&void 0!==n&&"env"in n&&(t=n.env.DEBUG),t}(e=t.exports=r(26)).log=function(){return"object"==typeof console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)},e.formatArgs=function(t){var r=this.useColors;if(t[0]=(r?"%c":"")+this.namespace+(r?" %c":" ")+t[0]+(r?"%c ":" ")+"+"+e.humanize(this.diff),!r)return;var n="color: "+this.color;t.splice(1,0,n,"color: inherit");var o=0,i=0;t[0].replace(/%[a-zA-Z%]/g,(function(t){"%%"!==t&&(o++,"%c"===t&&(i=o))})),t.splice(i,0,n)},e.save=function(t){try{null==t?e.storage.removeItem("debug"):e.storage.debug=t}catch(t){}},e.load=o,e.useColors=function(){if("undefined"!=typeof window&&window.process&&"renderer"===window.process.type)return!0;if("undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/))return!1;return"undefined"!=typeof document&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance||"undefined"!=typeof window&&window.console&&(window.console.firebug||window.console.exception&&window.console.table)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&parseInt(RegExp.$1,10)>=31||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/)},e.storage="undefined"!=typeof chrome&&void 0!==chrome.storage?chrome.storage.local:function(){try{return window.localStorage}catch(t){}}(),e.colors=["#0000CC","#0000FF","#0033CC","#0033FF","#0066CC","#0066FF","#0099CC","#0099FF","#00CC00","#00CC33","#00CC66","#00CC99","#00CCCC","#00CCFF","#3300CC","#3300FF","#3333CC","#3333FF","#3366CC","#3366FF","#3399CC","#3399FF","#33CC00","#33CC33","#33CC66","#33CC99","#33CCCC","#33CCFF","#6600CC","#6600FF","#6633CC","#6633FF","#66CC00","#66CC33","#9900CC","#9900FF","#9933CC","#9933FF","#99CC00","#99CC33","#CC0000","#CC0033","#CC0066","#CC0099","#CC00CC","#CC00FF","#CC3300","#CC3333","#CC3366","#CC3399","#CC33CC","#CC33FF","#CC6600","#CC6633","#CC9900","#CC9933","#CCCC00","#CCCC33","#FF0000","#FF0033","#FF0066","#FF0099","#FF00CC","#FF00FF","#FF3300","#FF3333","#FF3366","#FF3399","#FF33CC","#FF33FF","#FF6600","#FF6633","#FF9900","#FF9933","#FFCC00","#FFCC33"],e.formatters.j=function(t){try{return JSON.stringify(t)}catch(t){return"[UnexpectedJSONParseError]: "+t.message}},e.enable(o())}).call(this,r(25))},function(t,e,r){function n(t){if(t)return function(t){for(var e in n.prototype)t[e]=n.prototype[e];return t}(t)}t.exports=n,n.prototype.on=n.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks["$"+t]=this._callbacks["$"+t]||[]).push(e),this},n.prototype.once=function(t,e){function r(){this.off(t,r),e.apply(this,arguments)}return r.fn=e,this.on(t,r),this},n.prototype.off=n.prototype.removeListener=n.prototype.removeAllListeners=n.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var r,n=this._callbacks["$"+t];if(!n)return this;if(1==arguments.length)return delete this._callbacks["$"+t],this;for(var o=0;o<n.length;o++)if((r=n[o])===e||r.fn===e){n.splice(o,1);break}return 0===n.length&&delete this._callbacks["$"+t],this},n.prototype.emit=function(t){this._callbacks=this._callbacks||{};for(var e=new Array(arguments.length-1),r=this._callbacks["$"+t],n=1;n<arguments.length;n++)e[n-1]=arguments[n];if(r){n=0;for(var o=(r=r.slice(0)).length;n<o;++n)r[n].apply(this,e)}return this},n.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks["$"+t]||[]},n.prototype.hasListeners=function(t){return!!this.listeners(t).length}},function(t,e,r){var n,o=r(37),i=r(16),s=r(38),a=r(39),c=r(40);"undefined"!=typeof ArrayBuffer&&(n=r(41));var u="undefined"!=typeof navigator&&/Android/i.test(navigator.userAgent),h="undefined"!=typeof navigator&&/PhantomJS/i.test(navigator.userAgent),f=u||h;e.protocol=3;var p=e.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},l=o(p),d={type:"error",data:"parser error"},y=r(42);function g(t,e,r){for(var n=new Array(t.length),o=a(t.length,r),i=function(t,r,o){e(r,(function(e,r){n[t]=r,o(e,n)}))},s=0;s<t.length;s++)i(s,t[s],o)}e.encodePacket=function(t,r,n,o){"function"==typeof r&&(o=r,r=!1),"function"==typeof n&&(o=n,n=null);var i=void 0===t.data?void 0:t.data.buffer||t.data;if("undefined"!=typeof ArrayBuffer&&i instanceof ArrayBuffer)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);var o=t.data,i=new Uint8Array(o),s=new Uint8Array(1+o.byteLength);s[0]=p[t.type];for(var a=0;a<i.length;a++)s[a+1]=i[a];return n(s.buffer)}(t,r,o);if(void 0!==y&&i instanceof y)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);if(f)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);var o=new FileReader;return o.onload=function(){e.encodePacket({type:t.type,data:o.result},r,!0,n)},o.readAsArrayBuffer(t.data)}(t,r,n);var o=new Uint8Array(1);o[0]=p[t.type];var i=new y([o.buffer,t.data]);return n(i)}(t,r,o);if(i&&i.base64)return function(t,r){var n="b"+e.packets[t.type]+t.data.data;return r(n)}(t,o);var s=p[t.type];return void 0!==t.data&&(s+=n?c.encode(String(t.data),{strict:!1}):String(t.data)),o(""+s)},e.encodeBase64Packet=function(t,r){var n,o="b"+e.packets[t.type];if(void 0!==y&&t.data instanceof y){var i=new FileReader;return i.onload=function(){var t=i.result.split(",")[1];r(o+t)},i.readAsDataURL(t.data)}try{n=String.fromCharCode.apply(null,new Uint8Array(t.data))}catch(e){for(var s=new Uint8Array(t.data),a=new Array(s.length),c=0;c<s.length;c++)a[c]=s[c];n=String.fromCharCode.apply(null,a)}return o+=btoa(n),r(o)},e.decodePacket=function(t,r,n){if(void 0===t)return d;if("string"==typeof t){if("b"===t.charAt(0))return e.decodeBase64Packet(t.substr(1),r);if(n&&!1===(t=function(t){try{t=c.decode(t,{strict:!1})}catch(t){return!1}return t}(t)))return d;var o=t.charAt(0);return Number(o)==o&&l[o]?t.length>1?{type:l[o],data:t.substring(1)}:{type:l[o]}:d}o=new Uint8Array(t)[0];var i=s(t,1);return y&&"blob"===r&&(i=new y([i])),{type:l[o],data:i}},e.decodeBase64Packet=function(t,e){var r=l[t.charAt(0)];if(!n)return{type:r,data:{base64:!0,data:t.substr(1)}};var o=n.decode(t.substr(1));return"blob"===e&&y&&(o=new y([o])),{type:r,data:o}},e.encodePayload=function(t,r,n){"function"==typeof r&&(n=r,r=null);var o=i(t);if(r&&o)return y&&!f?e.encodePayloadAsBlob(t,n):e.encodePayloadAsArrayBuffer(t,n);if(!t.length)return n("0:");g(t,(function(t,n){e.encodePacket(t,!!o&&r,!1,(function(t){n(null,function(t){return t.length+":"+t}(t))}))}),(function(t,e){return n(e.join(""))}))},e.decodePayload=function(t,r,n){if("string"!=typeof t)return e.decodePayloadAsBinary(t,r,n);var o;if("function"==typeof r&&(n=r,r=null),""===t)return n(d,0,1);for(var i,s,a="",c=0,u=t.length;c<u;c++){var h=t.charAt(c);if(":"===h){if(""===a||a!=(i=Number(a)))return n(d,0,1);if(a!=(s=t.substr(c+1,i)).length)return n(d,0,1);if(s.length){if(o=e.decodePacket(s,r,!1),d.type===o.type&&d.data===o.data)return n(d,0,1);if(!1===n(o,c+i,u))return}c+=i,a=""}else a+=h}return""!==a?n(d,0,1):void 0},e.encodePayloadAsArrayBuffer=function(t,r){if(!t.length)return r(new ArrayBuffer(0));g(t,(function(t,r){e.encodePacket(t,!0,!0,(function(t){return r(null,t)}))}),(function(t,e){var n=e.reduce((function(t,e){var r;return t+(r="string"==typeof e?e.length:e.byteLength).toString().length+r+2}),0),o=new Uint8Array(n),i=0;return e.forEach((function(t){var e="string"==typeof t,r=t;if(e){for(var n=new Uint8Array(t.length),s=0;s<t.length;s++)n[s]=t.charCodeAt(s);r=n.buffer}o[i++]=e?0:1;var a=r.byteLength.toString();for(s=0;s<a.length;s++)o[i++]=parseInt(a[s]);o[i++]=255;for(n=new Uint8Array(r),s=0;s<n.length;s++)o[i++]=n[s]})),r(o.buffer)}))},e.encodePayloadAsBlob=function(t,r){g(t,(function(t,r){e.encodePacket(t,!0,!0,(function(t){var e=new Uint8Array(1);if(e[0]=1,"string"==typeof t){for(var n=new Uint8Array(t.length),o=0;o<t.length;o++)n[o]=t.charCodeAt(o);t=n.buffer,e[0]=0}var i=(t instanceof ArrayBuffer?t.byteLength:t.size).toString(),s=new Uint8Array(i.length+1);for(o=0;o<i.length;o++)s[o]=parseInt(i[o]);if(s[i.length]=255,y){var a=new y([e.buffer,s.buffer,t]);r(null,a)}}))}),(function(t,e){return r(new y(e))}))},e.decodePayloadAsBinary=function(t,r,n){"function"==typeof r&&(n=r,r=null);for(var o=t,i=[];o.byteLength>0;){for(var a=new Uint8Array(o),c=0===a[0],u="",h=1;255!==a[h];h++){if(u.length>310)return n(d,0,1);u+=a[h]}o=s(o,2+u.length),u=parseInt(u);var f=s(o,0,u);if(c)try{f=String.fromCharCode.apply(null,new Uint8Array(f))}catch(t){var p=new Uint8Array(f);f="";for(h=0;h<p.length;h++)f+=String.fromCharCode(p[h])}i.push(f),o=s(o,u)}var l=i.length;i.forEach((function(t,o){n(e.decodePacket(t,r,!0),o,l)}))}},function(t,e){e.encode=function(t){var e="";for(var r in t)t.hasOwnProperty(r)&&(e.length&&(e+="&"),e+=encodeURIComponent(r)+"="+encodeURIComponent(t[r]));return e},e.decode=function(t){for(var e={},r=t.split("&"),n=0,o=r.length;n<o;n++){var i=r[n].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}},function(t,e){t.exports=function(t,e){var r=function(){};r.prototype=e.prototype,t.prototype=new r,t.prototype.constructor=t}},function(t,e,r){var n=r(0)("socket.io-parser"),o=r(1),i=r(28),s=r(6),a=r(12);function c(){}e.protocol=4,e.types=["CONNECT","DISCONNECT","EVENT","ACK","ERROR","BINARY_EVENT","BINARY_ACK"],e.CONNECT=0,e.DISCONNECT=1,e.EVENT=2,e.ACK=3,e.ERROR=4,e.BINARY_EVENT=5,e.BINARY_ACK=6,e.Encoder=c,e.Decoder=f;var u=e.ERROR+'"encode error"';function h(t){var r=""+t.type;if(e.BINARY_EVENT!==t.type&&e.BINARY_ACK!==t.type||(r+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(r+=t.nsp+","),null!=t.id&&(r+=t.id),null!=t.data){var o=function(t){try{return JSON.stringify(t)}catch(t){return!1}}(t.data);if(!1===o)return u;r+=o}return n("encoded %j as %s",t,r),r}function f(){this.reconstructor=null}function p(t){this.reconPack=t,this.buffers=[]}function l(t){return{type:e.ERROR,data:"parser error: "+t}}c.prototype.encode=function(t,r){(n("encoding packet %j",t),e.BINARY_EVENT===t.type||e.BINARY_ACK===t.type)?function(t,e){i.removeBlobs(t,(function(t){var r=i.deconstructPacket(t),n=h(r.packet),o=r.buffers;o.unshift(n),e(o)}))}(t,r):r([h(t)])},o(f.prototype),f.prototype.add=function(t){var r;if("string"==typeof t)r=function(t){var r=0,o={type:Number(t.charAt(0))};if(null==e.types[o.type])return l("unknown packet type "+o.type);if(e.BINARY_EVENT===o.type||e.BINARY_ACK===o.type){for(var i="";"-"!==t.charAt(++r)&&(i+=t.charAt(r),r!=t.length););if(i!=Number(i)||"-"!==t.charAt(r))throw new Error("Illegal attachments");o.attachments=Number(i)}if("/"===t.charAt(r+1))for(o.nsp="";++r;){if(","===(c=t.charAt(r)))break;if(o.nsp+=c,r===t.length)break}else o.nsp="/";var a=t.charAt(r+1);if(""!==a&&Number(a)==a){for(o.id="";++r;){var c;if(null==(c=t.charAt(r))||Number(c)!=c){--r;break}if(o.id+=t.charAt(r),r===t.length)break}o.id=Number(o.id)}if(t.charAt(++r)){var u=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(r));if(!(!1!==u&&(o.type===e.ERROR||s(u))))return l("invalid payload");o.data=u}return n("decoded %s as %j",t,o),o}(t),e.BINARY_EVENT===r.type||e.BINARY_ACK===r.type?(this.reconstructor=new p(r),0===this.reconstructor.reconPack.attachments&&this.emit("decoded",r)):this.emit("decoded",r);else{if(!a(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(r=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,this.emit("decoded",r))}},f.prototype.destroy=function(){this.reconstructor&&this.reconstructor.finishedReconstruction()},p.prototype.takeBinaryData=function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e=i.reconstructPacket(this.reconPack,this.buffers);return this.finishedReconstruction(),e}return null},p.prototype.finishedReconstruction=function(){this.reconPack=null,this.buffers=[]}},function(t,e){var r={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==r.call(t)}},function(t,e,r){"use strict";(function(t){
+!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.VueSocketIO=e():t.VueSocketIO=e()}("undefined"!=typeof self?self:this,(function(){return function(t){var e={};function r(n){if(e[n])return e[n].exports;var o=e[n]={i:n,l:!1,exports:{}};return t[n].call(o.exports,o,o.exports,r),o.l=!0,o.exports}return r.m=t,r.c=e,r.d=function(t,e,n){r.o(t,e)||Object.defineProperty(t,e,{enumerable:!0,get:n})},r.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},r.t=function(t,e){if(1&e&&(t=r(t)),8&e)return t;if(4&e&&"object"==typeof t&&t&&t.__esModule)return t;var n=Object.create(null);if(r.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:t}),2&e&&"string"!=typeof t)for(var o in t)r.d(n,o,function(e){return t[e]}.bind(null,o));return n},r.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return r.d(e,"a",e),e},r.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},r.p="",r(r.s=23)}([function(t,e,r){(function(n){function o(){var t;try{t=e.storage.debug}catch(t){}return!t&&void 0!==n&&"env"in n&&(t=n.env.DEBUG),t}(e=t.exports=r(26)).log=function(){return"object"==typeof console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)},e.formatArgs=function(t){var r=this.useColors;if(t[0]=(r?"%c":"")+this.namespace+(r?" %c":" ")+t[0]+(r?"%c ":" ")+"+"+e.humanize(this.diff),!r)return;var n="color: "+this.color;t.splice(1,0,n,"color: inherit");var o=0,i=0;t[0].replace(/%[a-zA-Z%]/g,(function(t){"%%"!==t&&(o++,"%c"===t&&(i=o))})),t.splice(i,0,n)},e.save=function(t){try{null==t?e.storage.removeItem("debug"):e.storage.debug=t}catch(t){}},e.load=o,e.useColors=function(){if("undefined"!=typeof window&&window.process&&"renderer"===window.process.type)return!0;if("undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/))return!1;return"undefined"!=typeof document&&document.documentElement&&document.documentElement.style&&document.documentElement.style.WebkitAppearance||"undefined"!=typeof window&&window.console&&(window.console.firebug||window.console.exception&&window.console.table)||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)&&parseInt(RegExp.$1,10)>=31||"undefined"!=typeof navigator&&navigator.userAgent&&navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/)},e.storage="undefined"!=typeof chrome&&void 0!==chrome.storage?chrome.storage.local:function(){try{return window.localStorage}catch(t){}}(),e.colors=["#0000CC","#0000FF","#0033CC","#0033FF","#0066CC","#0066FF","#0099CC","#0099FF","#00CC00","#00CC33","#00CC66","#00CC99","#00CCCC","#00CCFF","#3300CC","#3300FF","#3333CC","#3333FF","#3366CC","#3366FF","#3399CC","#3399FF","#33CC00","#33CC33","#33CC66","#33CC99","#33CCCC","#33CCFF","#6600CC","#6600FF","#6633CC","#6633FF","#66CC00","#66CC33","#9900CC","#9900FF","#9933CC","#9933FF","#99CC00","#99CC33","#CC0000","#CC0033","#CC0066","#CC0099","#CC00CC","#CC00FF","#CC3300","#CC3333","#CC3366","#CC3399","#CC33CC","#CC33FF","#CC6600","#CC6633","#CC9900","#CC9933","#CCCC00","#CCCC33","#FF0000","#FF0033","#FF0066","#FF0099","#FF00CC","#FF00FF","#FF3300","#FF3333","#FF3366","#FF3399","#FF33CC","#FF33FF","#FF6600","#FF6633","#FF9900","#FF9933","#FFCC00","#FFCC33"],e.formatters.j=function(t){try{return JSON.stringify(t)}catch(t){return"[UnexpectedJSONParseError]: "+t.message}},e.enable(o())}).call(this,r(25))},function(t,e,r){function n(t){if(t)return function(t){for(var e in n.prototype)t[e]=n.prototype[e];return t}(t)}t.exports=n,n.prototype.on=n.prototype.addEventListener=function(t,e){return this._callbacks=this._callbacks||{},(this._callbacks["$"+t]=this._callbacks["$"+t]||[]).push(e),this},n.prototype.once=function(t,e){function r(){this.off(t,r),e.apply(this,arguments)}return r.fn=e,this.on(t,r),this},n.prototype.off=n.prototype.removeListener=n.prototype.removeAllListeners=n.prototype.removeEventListener=function(t,e){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var r,n=this._callbacks["$"+t];if(!n)return this;if(1==arguments.length)return delete this._callbacks["$"+t],this;for(var o=0;o<n.length;o++)if((r=n[o])===e||r.fn===e){n.splice(o,1);break}return 0===n.length&&delete this._callbacks["$"+t],this},n.prototype.emit=function(t){this._callbacks=this._callbacks||{};for(var e=new Array(arguments.length-1),r=this._callbacks["$"+t],n=1;n<arguments.length;n++)e[n-1]=arguments[n];if(r){n=0;for(var o=(r=r.slice(0)).length;n<o;++n)r[n].apply(this,e)}return this},n.prototype.listeners=function(t){return this._callbacks=this._callbacks||{},this._callbacks["$"+t]||[]},n.prototype.hasListeners=function(t){return!!this.listeners(t).length}},function(t,e,r){var n,o=r(37),i=r(16),s=r(39),a=r(40),c=r(41);"undefined"!=typeof ArrayBuffer&&(n=r(42));var u="undefined"!=typeof navigator&&/Android/i.test(navigator.userAgent),h="undefined"!=typeof navigator&&/PhantomJS/i.test(navigator.userAgent),f=u||h;e.protocol=3;var p=e.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},l=o(p),d={type:"error",data:"parser error"},y=r(43);function g(t,e,r){for(var n=new Array(t.length),o=a(t.length,r),i=function(t,r,o){e(r,(function(e,r){n[t]=r,o(e,n)}))},s=0;s<t.length;s++)i(s,t[s],o)}e.encodePacket=function(t,r,n,o){"function"==typeof r&&(o=r,r=!1),"function"==typeof n&&(o=n,n=null);var i=void 0===t.data?void 0:t.data.buffer||t.data;if("undefined"!=typeof ArrayBuffer&&i instanceof ArrayBuffer)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);var o=t.data,i=new Uint8Array(o),s=new Uint8Array(1+o.byteLength);s[0]=p[t.type];for(var a=0;a<i.length;a++)s[a+1]=i[a];return n(s.buffer)}(t,r,o);if(void 0!==y&&i instanceof y)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);if(f)return function(t,r,n){if(!r)return e.encodeBase64Packet(t,n);var o=new FileReader;return o.onload=function(){e.encodePacket({type:t.type,data:o.result},r,!0,n)},o.readAsArrayBuffer(t.data)}(t,r,n);var o=new Uint8Array(1);o[0]=p[t.type];var i=new y([o.buffer,t.data]);return n(i)}(t,r,o);if(i&&i.base64)return function(t,r){var n="b"+e.packets[t.type]+t.data.data;return r(n)}(t,o);var s=p[t.type];return void 0!==t.data&&(s+=n?c.encode(String(t.data),{strict:!1}):String(t.data)),o(""+s)},e.encodeBase64Packet=function(t,r){var n,o="b"+e.packets[t.type];if(void 0!==y&&t.data instanceof y){var i=new FileReader;return i.onload=function(){var t=i.result.split(",")[1];r(o+t)},i.readAsDataURL(t.data)}try{n=String.fromCharCode.apply(null,new Uint8Array(t.data))}catch(e){for(var s=new Uint8Array(t.data),a=new Array(s.length),c=0;c<s.length;c++)a[c]=s[c];n=String.fromCharCode.apply(null,a)}return o+=btoa(n),r(o)},e.decodePacket=function(t,r,n){if(void 0===t)return d;if("string"==typeof t){if("b"===t.charAt(0))return e.decodeBase64Packet(t.substr(1),r);if(n&&!1===(t=function(t){try{t=c.decode(t,{strict:!1})}catch(t){return!1}return t}(t)))return d;var o=t.charAt(0);return Number(o)==o&&l[o]?t.length>1?{type:l[o],data:t.substring(1)}:{type:l[o]}:d}o=new Uint8Array(t)[0];var i=s(t,1);return y&&"blob"===r&&(i=new y([i])),{type:l[o],data:i}},e.decodeBase64Packet=function(t,e){var r=l[t.charAt(0)];if(!n)return{type:r,data:{base64:!0,data:t.substr(1)}};var o=n.decode(t.substr(1));return"blob"===e&&y&&(o=new y([o])),{type:r,data:o}},e.encodePayload=function(t,r,n){"function"==typeof r&&(n=r,r=null);var o=i(t);if(r&&o)return y&&!f?e.encodePayloadAsBlob(t,n):e.encodePayloadAsArrayBuffer(t,n);if(!t.length)return n("0:");g(t,(function(t,n){e.encodePacket(t,!!o&&r,!1,(function(t){n(null,function(t){return t.length+":"+t}(t))}))}),(function(t,e){return n(e.join(""))}))},e.decodePayload=function(t,r,n){if("string"!=typeof t)return e.decodePayloadAsBinary(t,r,n);var o;if("function"==typeof r&&(n=r,r=null),""===t)return n(d,0,1);for(var i,s,a="",c=0,u=t.length;c<u;c++){var h=t.charAt(c);if(":"===h){if(""===a||a!=(i=Number(a)))return n(d,0,1);if(a!=(s=t.substr(c+1,i)).length)return n(d,0,1);if(s.length){if(o=e.decodePacket(s,r,!1),d.type===o.type&&d.data===o.data)return n(d,0,1);if(!1===n(o,c+i,u))return}c+=i,a=""}else a+=h}return""!==a?n(d,0,1):void 0},e.encodePayloadAsArrayBuffer=function(t,r){if(!t.length)return r(new ArrayBuffer(0));g(t,(function(t,r){e.encodePacket(t,!0,!0,(function(t){return r(null,t)}))}),(function(t,e){var n=e.reduce((function(t,e){var r;return t+(r="string"==typeof e?e.length:e.byteLength).toString().length+r+2}),0),o=new Uint8Array(n),i=0;return e.forEach((function(t){var e="string"==typeof t,r=t;if(e){for(var n=new Uint8Array(t.length),s=0;s<t.length;s++)n[s]=t.charCodeAt(s);r=n.buffer}o[i++]=e?0:1;var a=r.byteLength.toString();for(s=0;s<a.length;s++)o[i++]=parseInt(a[s]);o[i++]=255;for(n=new Uint8Array(r),s=0;s<n.length;s++)o[i++]=n[s]})),r(o.buffer)}))},e.encodePayloadAsBlob=function(t,r){g(t,(function(t,r){e.encodePacket(t,!0,!0,(function(t){var e=new Uint8Array(1);if(e[0]=1,"string"==typeof t){for(var n=new Uint8Array(t.length),o=0;o<t.length;o++)n[o]=t.charCodeAt(o);t=n.buffer,e[0]=0}var i=(t instanceof ArrayBuffer?t.byteLength:t.size).toString(),s=new Uint8Array(i.length+1);for(o=0;o<i.length;o++)s[o]=parseInt(i[o]);if(s[i.length]=255,y){var a=new y([e.buffer,s.buffer,t]);r(null,a)}}))}),(function(t,e){return r(new y(e))}))},e.decodePayloadAsBinary=function(t,r,n){"function"==typeof r&&(n=r,r=null);for(var o=t,i=[];o.byteLength>0;){for(var a=new Uint8Array(o),c=0===a[0],u="",h=1;255!==a[h];h++){if(u.length>310)return n(d,0,1);u+=a[h]}o=s(o,2+u.length),u=parseInt(u);var f=s(o,0,u);if(c)try{f=String.fromCharCode.apply(null,new Uint8Array(f))}catch(t){var p=new Uint8Array(f);f="";for(h=0;h<p.length;h++)f+=String.fromCharCode(p[h])}i.push(f),o=s(o,u)}var l=i.length;i.forEach((function(t,o){n(e.decodePacket(t,r,!0),o,l)}))}},function(t,e){e.encode=function(t){var e="";for(var r in t)t.hasOwnProperty(r)&&(e.length&&(e+="&"),e+=encodeURIComponent(r)+"="+encodeURIComponent(t[r]));return e},e.decode=function(t){for(var e={},r=t.split("&"),n=0,o=r.length;n<o;n++){var i=r[n].split("=");e[decodeURIComponent(i[0])]=decodeURIComponent(i[1])}return e}},function(t,e){t.exports=function(t,e){var r=function(){};r.prototype=e.prototype,t.prototype=new r,t.prototype.constructor=t}},function(t,e,r){var n=r(0)("socket.io-parser"),o=r(1),i=r(28),s=r(11),a=r(12);function c(){}e.protocol=4,e.types=["CONNECT","DISCONNECT","EVENT","ACK","ERROR","BINARY_EVENT","BINARY_ACK"],e.CONNECT=0,e.DISCONNECT=1,e.EVENT=2,e.ACK=3,e.ERROR=4,e.BINARY_EVENT=5,e.BINARY_ACK=6,e.Encoder=c,e.Decoder=f;var u=e.ERROR+'"encode error"';function h(t){var r=""+t.type;if(e.BINARY_EVENT!==t.type&&e.BINARY_ACK!==t.type||(r+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(r+=t.nsp+","),null!=t.id&&(r+=t.id),null!=t.data){var o=function(t){try{return JSON.stringify(t)}catch(t){return!1}}(t.data);if(!1===o)return u;r+=o}return n("encoded %j as %s",t,r),r}function f(){this.reconstructor=null}function p(t){this.reconPack=t,this.buffers=[]}function l(t){return{type:e.ERROR,data:"parser error: "+t}}c.prototype.encode=function(t,r){(n("encoding packet %j",t),e.BINARY_EVENT===t.type||e.BINARY_ACK===t.type)?function(t,e){i.removeBlobs(t,(function(t){var r=i.deconstructPacket(t),n=h(r.packet),o=r.buffers;o.unshift(n),e(o)}))}(t,r):r([h(t)])},o(f.prototype),f.prototype.add=function(t){var r;if("string"==typeof t)r=function(t){var r=0,o={type:Number(t.charAt(0))};if(null==e.types[o.type])return l("unknown packet type "+o.type);if(e.BINARY_EVENT===o.type||e.BINARY_ACK===o.type){for(var i=r+1;"-"!==t.charAt(++r)&&r!=t.length;);var a=t.substring(i,r);if(a!=Number(a)||"-"!==t.charAt(r))throw new Error("Illegal attachments");o.attachments=Number(a)}if("/"===t.charAt(r+1)){for(i=r+1;++r;){if(","===(u=t.charAt(r)))break;if(r===t.length)break}o.nsp=t.substring(i,r)}else o.nsp="/";var c=t.charAt(r+1);if(""!==c&&Number(c)==c){for(i=r+1;++r;){var u;if(null==(u=t.charAt(r))||Number(u)!=u){--r;break}if(r===t.length)break}o.id=Number(t.substring(i,r+1))}if(t.charAt(++r)){var h=function(t){try{return JSON.parse(t)}catch(t){return!1}}(t.substr(r));if(!(!1!==h&&(o.type===e.ERROR||s(h))))return l("invalid payload");o.data=h}return n("decoded %s as %j",t,o),o}(t),e.BINARY_EVENT===r.type||e.BINARY_ACK===r.type?(this.reconstructor=new p(r),0===this.reconstructor.reconPack.attachments&&this.emit("decoded",r)):this.emit("decoded",r);else{if(!a(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(r=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,this.emit("decoded",r))}},f.prototype.destroy=function(){this.reconstructor&&this.reconstructor.finishedReconstruction()},p.prototype.takeBinaryData=function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e=i.reconstructPacket(this.reconPack,this.buffers);return this.finishedReconstruction(),e}return null},p.prototype.finishedReconstruction=function(){this.reconPack=null,this.buffers=[]}},function(t,e,r){"use strict";(function(t){
 /*!
  * The buffer module from node.js, for the browser.
  *
  * @author   Feross Aboukhadijeh <http://feross.org>
  * @license  MIT
  */
-var n=r(30),o=r(31),i=r(32);function s(){return c.TYPED_ARRAY_SUPPORT?2147483647:1073741823}function a(t,e){if(s()<e)throw new RangeError("Invalid typed array length");return c.TYPED_ARRAY_SUPPORT?(t=new Uint8Array(e)).__proto__=c.prototype:(null===t&&(t=new c(e)),t.length=e),t}function c(t,e,r){if(!(c.TYPED_ARRAY_SUPPORT||this instanceof c))return new c(t,e,r);if("number"==typeof t){if("string"==typeof e)throw new Error("If encoding is specified then the first argument must be a string");return f(this,t)}return u(this,t,e,r)}function u(t,e,r,n){if("number"==typeof e)throw new TypeError('"value" argument must not be a number');return"undefined"!=typeof ArrayBuffer&&e instanceof ArrayBuffer?function(t,e,r,n){if(e.byteLength,r<0||e.byteLength<r)throw new RangeError("'offset' is out of bounds");if(e.byteLength<r+(n||0))throw new RangeError("'length' is out of bounds");e=void 0===r&&void 0===n?new Uint8Array(e):void 0===n?new Uint8Array(e,r):new Uint8Array(e,r,n);c.TYPED_ARRAY_SUPPORT?(t=e).__proto__=c.prototype:t=p(t,e);return t}(t,e,r,n):"string"==typeof e?function(t,e,r){"string"==typeof r&&""!==r||(r="utf8");if(!c.isEncoding(r))throw new TypeError('"encoding" must be a valid string encoding');var n=0|d(e,r),o=(t=a(t,n)).write(e,r);o!==n&&(t=t.slice(0,o));return t}(t,e,r):function(t,e){if(c.isBuffer(e)){var r=0|l(e.length);return 0===(t=a(t,r)).length||e.copy(t,0,0,r),t}if(e){if("undefined"!=typeof ArrayBuffer&&e.buffer instanceof ArrayBuffer||"length"in e)return"number"!=typeof e.length||(n=e.length)!=n?a(t,0):p(t,e);if("Buffer"===e.type&&i(e.data))return p(t,e.data)}var n;throw new TypeError("First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.")}(t,e)}function h(t){if("number"!=typeof t)throw new TypeError('"size" argument must be a number');if(t<0)throw new RangeError('"size" argument must not be negative')}function f(t,e){if(h(e),t=a(t,e<0?0:0|l(e)),!c.TYPED_ARRAY_SUPPORT)for(var r=0;r<e;++r)t[r]=0;return t}function p(t,e){var r=e.length<0?0:0|l(e.length);t=a(t,r);for(var n=0;n<r;n+=1)t[n]=255&e[n];return t}function l(t){if(t>=s())throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+s().toString(16)+" bytes");return 0|t}function d(t,e){if(c.isBuffer(t))return t.length;if("undefined"!=typeof ArrayBuffer&&"function"==typeof ArrayBuffer.isView&&(ArrayBuffer.isView(t)||t instanceof ArrayBuffer))return t.byteLength;"string"!=typeof t&&(t=""+t);var r=t.length;if(0===r)return 0;for(var n=!1;;)switch(e){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":case void 0:return M(t).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return q(t).length;default:if(n)return M(t).length;e=(""+e).toLowerCase(),n=!0}}function y(t,e,r){var n=!1;if((void 0===e||e<0)&&(e=0),e>this.length)return"";if((void 0===r||r>this.length)&&(r=this.length),r<=0)return"";if((r>>>=0)<=(e>>>=0))return"";for(t||(t="utf8");;)switch(t){case"hex":return S(this,e,r);case"utf8":case"utf-8":return x(this,e,r);case"ascii":return R(this,e,r);case"latin1":case"binary":return T(this,e,r);case"base64":return B(this,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return P(this,e,r);default:if(n)throw new TypeError("Unknown encoding: "+t);t=(t+"").toLowerCase(),n=!0}}function g(t,e,r){var n=t[e];t[e]=t[r],t[r]=n}function m(t,e,r,n,o){if(0===t.length)return-1;if("string"==typeof r?(n=r,r=0):r>2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),r=+r,isNaN(r)&&(r=o?0:t.length-1),r<0&&(r=t.length+r),r>=t.length){if(o)return-1;r=t.length-1}else if(r<0){if(!o)return-1;r=0}if("string"==typeof e&&(e=c.from(e,n)),c.isBuffer(e))return 0===e.length?-1:v(t,e,r,n,o);if("number"==typeof e)return e&=255,c.TYPED_ARRAY_SUPPORT&&"function"==typeof Uint8Array.prototype.indexOf?o?Uint8Array.prototype.indexOf.call(t,e,r):Uint8Array.prototype.lastIndexOf.call(t,e,r):v(t,[e],r,n,o);throw new TypeError("val must be string, number or Buffer")}function v(t,e,r,n,o){var i,s=1,a=t.length,c=e.length;if(void 0!==n&&("ucs2"===(n=String(n).toLowerCase())||"ucs-2"===n||"utf16le"===n||"utf-16le"===n)){if(t.length<2||e.length<2)return-1;s=2,a/=2,c/=2,r/=2}function u(t,e){return 1===s?t[e]:t.readUInt16BE(e*s)}if(o){var h=-1;for(i=r;i<a;i++)if(u(t,i)===u(e,-1===h?0:i-h)){if(-1===h&&(h=i),i-h+1===c)return h*s}else-1!==h&&(i-=i-h),h=-1}else for(r+c>a&&(r=a-c),i=r;i>=0;i--){for(var f=!0,p=0;p<c;p++)if(u(t,i+p)!==u(e,p)){f=!1;break}if(f)return i}return-1}function b(t,e,r,n){r=Number(r)||0;var o=t.length-r;n?(n=Number(n))>o&&(n=o):n=o;var i=e.length;if(i%2!=0)throw new TypeError("Invalid hex string");n>i/2&&(n=i/2);for(var s=0;s<n;++s){var a=parseInt(e.substr(2*s,2),16);if(isNaN(a))return s;t[r+s]=a}return s}function w(t,e,r,n){return Y(M(e,t.length-r),t,r,n)}function k(t,e,r,n){return Y(function(t){for(var e=[],r=0;r<t.length;++r)e.push(255&t.charCodeAt(r));return e}(e),t,r,n)}function C(t,e,r,n){return k(t,e,r,n)}function A(t,e,r,n){return Y(q(e),t,r,n)}function E(t,e,r,n){return Y(function(t,e){for(var r,n,o,i=[],s=0;s<t.length&&!((e-=2)<0);++s)r=t.charCodeAt(s),n=r>>8,o=r%256,i.push(o),i.push(n);return i}(e,t.length-r),t,r,n)}function B(t,e,r){return 0===e&&r===t.length?n.fromByteArray(t):n.fromByteArray(t.slice(e,r))}function x(t,e,r){r=Math.min(t.length,r);for(var n=[],o=e;o<r;){var i,s,a,c,u=t[o],h=null,f=u>239?4:u>223?3:u>191?2:1;if(o+f<=r)switch(f){case 1:u<128&&(h=u);break;case 2:128==(192&(i=t[o+1]))&&(c=(31&u)<<6|63&i)>127&&(h=c);break;case 3:i=t[o+1],s=t[o+2],128==(192&i)&&128==(192&s)&&(c=(15&u)<<12|(63&i)<<6|63&s)>2047&&(c<55296||c>57343)&&(h=c);break;case 4:i=t[o+1],s=t[o+2],a=t[o+3],128==(192&i)&&128==(192&s)&&128==(192&a)&&(c=(15&u)<<18|(63&i)<<12|(63&s)<<6|63&a)>65535&&c<1114112&&(h=c)}null===h?(h=65533,f=1):h>65535&&(h-=65536,n.push(h>>>10&1023|55296),h=56320|1023&h),n.push(h),o+=f}return function(t){var e=t.length;if(e<=4096)return String.fromCharCode.apply(String,t);var r="",n=0;for(;n<e;)r+=String.fromCharCode.apply(String,t.slice(n,n+=4096));return r}(n)}e.Buffer=c,e.SlowBuffer=function(t){+t!=t&&(t=0);return c.alloc(+t)},e.INSPECT_MAX_BYTES=50,c.TYPED_ARRAY_SUPPORT=void 0!==t.TYPED_ARRAY_SUPPORT?t.TYPED_ARRAY_SUPPORT:function(){try{var t=new Uint8Array(1);return t.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}},42===t.foo()&&"function"==typeof t.subarray&&0===t.subarray(1,1).byteLength}catch(t){return!1}}(),e.kMaxLength=s(),c.poolSize=8192,c._augment=function(t){return t.__proto__=c.prototype,t},c.from=function(t,e,r){return u(null,t,e,r)},c.TYPED_ARRAY_SUPPORT&&(c.prototype.__proto__=Uint8Array.prototype,c.__proto__=Uint8Array,"undefined"!=typeof Symbol&&Symbol.species&&c[Symbol.species]===c&&Object.defineProperty(c,Symbol.species,{value:null,configurable:!0})),c.alloc=function(t,e,r){return function(t,e,r,n){return h(e),e<=0?a(t,e):void 0!==r?"string"==typeof n?a(t,e).fill(r,n):a(t,e).fill(r):a(t,e)}(null,t,e,r)},c.allocUnsafe=function(t){return f(null,t)},c.allocUnsafeSlow=function(t){return f(null,t)},c.isBuffer=function(t){return!(null==t||!t._isBuffer)},c.compare=function(t,e){if(!c.isBuffer(t)||!c.isBuffer(e))throw new TypeError("Arguments must be Buffers");if(t===e)return 0;for(var r=t.length,n=e.length,o=0,i=Math.min(r,n);o<i;++o)if(t[o]!==e[o]){r=t[o],n=e[o];break}return r<n?-1:n<r?1:0},c.isEncoding=function(t){switch(String(t).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return!0;default:return!1}},c.concat=function(t,e){if(!i(t))throw new TypeError('"list" argument must be an Array of Buffers');if(0===t.length)return c.alloc(0);var r;if(void 0===e)for(e=0,r=0;r<t.length;++r)e+=t[r].length;var n=c.allocUnsafe(e),o=0;for(r=0;r<t.length;++r){var s=t[r];if(!c.isBuffer(s))throw new TypeError('"list" argument must be an Array of Buffers');s.copy(n,o),o+=s.length}return n},c.byteLength=d,c.prototype._isBuffer=!0,c.prototype.swap16=function(){var t=this.length;if(t%2!=0)throw new RangeError("Buffer size must be a multiple of 16-bits");for(var e=0;e<t;e+=2)g(this,e,e+1);return this},c.prototype.swap32=function(){var t=this.length;if(t%4!=0)throw new RangeError("Buffer size must be a multiple of 32-bits");for(var e=0;e<t;e+=4)g(this,e,e+3),g(this,e+1,e+2);return this},c.prototype.swap64=function(){var t=this.length;if(t%8!=0)throw new RangeError("Buffer size must be a multiple of 64-bits");for(var e=0;e<t;e+=8)g(this,e,e+7),g(this,e+1,e+6),g(this,e+2,e+5),g(this,e+3,e+4);return this},c.prototype.toString=function(){var t=0|this.length;return 0===t?"":0===arguments.length?x(this,0,t):y.apply(this,arguments)},c.prototype.equals=function(t){if(!c.isBuffer(t))throw new TypeError("Argument must be a Buffer");return this===t||0===c.compare(this,t)},c.prototype.inspect=function(){var t="",r=e.INSPECT_MAX_BYTES;return this.length>0&&(t=this.toString("hex",0,r).match(/.{2}/g).join(" "),this.length>r&&(t+=" ... ")),"<Buffer "+t+">"},c.prototype.compare=function(t,e,r,n,o){if(!c.isBuffer(t))throw new TypeError("Argument must be a Buffer");if(void 0===e&&(e=0),void 0===r&&(r=t?t.length:0),void 0===n&&(n=0),void 0===o&&(o=this.length),e<0||r>t.length||n<0||o>this.length)throw new RangeError("out of range index");if(n>=o&&e>=r)return 0;if(n>=o)return-1;if(e>=r)return 1;if(this===t)return 0;for(var i=(o>>>=0)-(n>>>=0),s=(r>>>=0)-(e>>>=0),a=Math.min(i,s),u=this.slice(n,o),h=t.slice(e,r),f=0;f<a;++f)if(u[f]!==h[f]){i=u[f],s=h[f];break}return i<s?-1:s<i?1:0},c.prototype.includes=function(t,e,r){return-1!==this.indexOf(t,e,r)},c.prototype.indexOf=function(t,e,r){return m(this,t,e,r,!0)},c.prototype.lastIndexOf=function(t,e,r){return m(this,t,e,r,!1)},c.prototype.write=function(t,e,r,n){if(void 0===e)n="utf8",r=this.length,e=0;else if(void 0===r&&"string"==typeof e)n=e,r=this.length,e=0;else{if(!isFinite(e))throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");e|=0,isFinite(r)?(r|=0,void 0===n&&(n="utf8")):(n=r,r=void 0)}var o=this.length-e;if((void 0===r||r>o)&&(r=o),t.length>0&&(r<0||e<0)||e>this.length)throw new RangeError("Attempt to write outside buffer bounds");n||(n="utf8");for(var i=!1;;)switch(n){case"hex":return b(this,t,e,r);case"utf8":case"utf-8":return w(this,t,e,r);case"ascii":return k(this,t,e,r);case"latin1":case"binary":return C(this,t,e,r);case"base64":return A(this,t,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return E(this,t,e,r);default:if(i)throw new TypeError("Unknown encoding: "+n);n=(""+n).toLowerCase(),i=!0}},c.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};function R(t,e,r){var n="";r=Math.min(t.length,r);for(var o=e;o<r;++o)n+=String.fromCharCode(127&t[o]);return n}function T(t,e,r){var n="";r=Math.min(t.length,r);for(var o=e;o<r;++o)n+=String.fromCharCode(t[o]);return n}function S(t,e,r){var n=t.length;(!e||e<0)&&(e=0),(!r||r<0||r>n)&&(r=n);for(var o="",i=e;i<r;++i)o+=j(t[i]);return o}function P(t,e,r){for(var n=t.slice(e,r),o="",i=0;i<n.length;i+=2)o+=String.fromCharCode(n[i]+256*n[i+1]);return o}function _(t,e,r){if(t%1!=0||t<0)throw new RangeError("offset is not uint");if(t+e>r)throw new RangeError("Trying to access beyond buffer length")}function O(t,e,r,n,o,i){if(!c.isBuffer(t))throw new TypeError('"buffer" argument must be a Buffer instance');if(e>o||e<i)throw new RangeError('"value" argument is out of bounds');if(r+n>t.length)throw new RangeError("Index out of range")}function N(t,e,r,n){e<0&&(e=65535+e+1);for(var o=0,i=Math.min(t.length-r,2);o<i;++o)t[r+o]=(e&255<<8*(n?o:1-o))>>>8*(n?o:1-o)}function U(t,e,r,n){e<0&&(e=4294967295+e+1);for(var o=0,i=Math.min(t.length-r,4);o<i;++o)t[r+o]=e>>>8*(n?o:3-o)&255}function D(t,e,r,n,o,i){if(r+n>t.length)throw new RangeError("Index out of range");if(r<0)throw new RangeError("Index out of range")}function F(t,e,r,n,i){return i||D(t,0,r,4),o.write(t,e,r,n,23,4),r+4}function I(t,e,r,n,i){return i||D(t,0,r,8),o.write(t,e,r,n,52,8),r+8}c.prototype.slice=function(t,e){var r,n=this.length;if((t=~~t)<0?(t+=n)<0&&(t=0):t>n&&(t=n),(e=void 0===e?n:~~e)<0?(e+=n)<0&&(e=0):e>n&&(e=n),e<t&&(e=t),c.TYPED_ARRAY_SUPPORT)(r=this.subarray(t,e)).__proto__=c.prototype;else{var o=e-t;r=new c(o,void 0);for(var i=0;i<o;++i)r[i]=this[i+t]}return r},c.prototype.readUIntLE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t],o=1,i=0;++i<e&&(o*=256);)n+=this[t+i]*o;return n},c.prototype.readUIntBE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t+--e],o=1;e>0&&(o*=256);)n+=this[t+--e]*o;return n},c.prototype.readUInt8=function(t,e){return e||_(t,1,this.length),this[t]},c.prototype.readUInt16LE=function(t,e){return e||_(t,2,this.length),this[t]|this[t+1]<<8},c.prototype.readUInt16BE=function(t,e){return e||_(t,2,this.length),this[t]<<8|this[t+1]},c.prototype.readUInt32LE=function(t,e){return e||_(t,4,this.length),(this[t]|this[t+1]<<8|this[t+2]<<16)+16777216*this[t+3]},c.prototype.readUInt32BE=function(t,e){return e||_(t,4,this.length),16777216*this[t]+(this[t+1]<<16|this[t+2]<<8|this[t+3])},c.prototype.readIntLE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t],o=1,i=0;++i<e&&(o*=256);)n+=this[t+i]*o;return n>=(o*=128)&&(n-=Math.pow(2,8*e)),n},c.prototype.readIntBE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=e,o=1,i=this[t+--n];n>0&&(o*=256);)i+=this[t+--n]*o;return i>=(o*=128)&&(i-=Math.pow(2,8*e)),i},c.prototype.readInt8=function(t,e){return e||_(t,1,this.length),128&this[t]?-1*(255-this[t]+1):this[t]},c.prototype.readInt16LE=function(t,e){e||_(t,2,this.length);var r=this[t]|this[t+1]<<8;return 32768&r?4294901760|r:r},c.prototype.readInt16BE=function(t,e){e||_(t,2,this.length);var r=this[t+1]|this[t]<<8;return 32768&r?4294901760|r:r},c.prototype.readInt32LE=function(t,e){return e||_(t,4,this.length),this[t]|this[t+1]<<8|this[t+2]<<16|this[t+3]<<24},c.prototype.readInt32BE=function(t,e){return e||_(t,4,this.length),this[t]<<24|this[t+1]<<16|this[t+2]<<8|this[t+3]},c.prototype.readFloatLE=function(t,e){return e||_(t,4,this.length),o.read(this,t,!0,23,4)},c.prototype.readFloatBE=function(t,e){return e||_(t,4,this.length),o.read(this,t,!1,23,4)},c.prototype.readDoubleLE=function(t,e){return e||_(t,8,this.length),o.read(this,t,!0,52,8)},c.prototype.readDoubleBE=function(t,e){return e||_(t,8,this.length),o.read(this,t,!1,52,8)},c.prototype.writeUIntLE=function(t,e,r,n){(t=+t,e|=0,r|=0,n)||O(this,t,e,r,Math.pow(2,8*r)-1,0);var o=1,i=0;for(this[e]=255&t;++i<r&&(o*=256);)this[e+i]=t/o&255;return e+r},c.prototype.writeUIntBE=function(t,e,r,n){(t=+t,e|=0,r|=0,n)||O(this,t,e,r,Math.pow(2,8*r)-1,0);var o=r-1,i=1;for(this[e+o]=255&t;--o>=0&&(i*=256);)this[e+o]=t/i&255;return e+r},c.prototype.writeUInt8=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,1,255,0),c.TYPED_ARRAY_SUPPORT||(t=Math.floor(t)),this[e]=255&t,e+1},c.prototype.writeUInt16LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,65535,0),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8):N(this,t,e,!0),e+2},c.prototype.writeUInt16BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,65535,0),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>8,this[e+1]=255&t):N(this,t,e,!1),e+2},c.prototype.writeUInt32LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,4294967295,0),c.TYPED_ARRAY_SUPPORT?(this[e+3]=t>>>24,this[e+2]=t>>>16,this[e+1]=t>>>8,this[e]=255&t):U(this,t,e,!0),e+4},c.prototype.writeUInt32BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,4294967295,0),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t):U(this,t,e,!1),e+4},c.prototype.writeIntLE=function(t,e,r,n){if(t=+t,e|=0,!n){var o=Math.pow(2,8*r-1);O(this,t,e,r,o-1,-o)}var i=0,s=1,a=0;for(this[e]=255&t;++i<r&&(s*=256);)t<0&&0===a&&0!==this[e+i-1]&&(a=1),this[e+i]=(t/s>>0)-a&255;return e+r},c.prototype.writeIntBE=function(t,e,r,n){if(t=+t,e|=0,!n){var o=Math.pow(2,8*r-1);O(this,t,e,r,o-1,-o)}var i=r-1,s=1,a=0;for(this[e+i]=255&t;--i>=0&&(s*=256);)t<0&&0===a&&0!==this[e+i+1]&&(a=1),this[e+i]=(t/s>>0)-a&255;return e+r},c.prototype.writeInt8=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,1,127,-128),c.TYPED_ARRAY_SUPPORT||(t=Math.floor(t)),t<0&&(t=255+t+1),this[e]=255&t,e+1},c.prototype.writeInt16LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,32767,-32768),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8):N(this,t,e,!0),e+2},c.prototype.writeInt16BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,32767,-32768),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>8,this[e+1]=255&t):N(this,t,e,!1),e+2},c.prototype.writeInt32LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,2147483647,-2147483648),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8,this[e+2]=t>>>16,this[e+3]=t>>>24):U(this,t,e,!0),e+4},c.prototype.writeInt32BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,2147483647,-2147483648),t<0&&(t=4294967295+t+1),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t):U(this,t,e,!1),e+4},c.prototype.writeFloatLE=function(t,e,r){return F(this,t,e,!0,r)},c.prototype.writeFloatBE=function(t,e,r){return F(this,t,e,!1,r)},c.prototype.writeDoubleLE=function(t,e,r){return I(this,t,e,!0,r)},c.prototype.writeDoubleBE=function(t,e,r){return I(this,t,e,!1,r)},c.prototype.copy=function(t,e,r,n){if(r||(r=0),n||0===n||(n=this.length),e>=t.length&&(e=t.length),e||(e=0),n>0&&n<r&&(n=r),n===r)return 0;if(0===t.length||0===this.length)return 0;if(e<0)throw new RangeError("targetStart out of bounds");if(r<0||r>=this.length)throw new RangeError("sourceStart out of bounds");if(n<0)throw new RangeError("sourceEnd out of bounds");n>this.length&&(n=this.length),t.length-e<n-r&&(n=t.length-e+r);var o,i=n-r;if(this===t&&r<e&&e<n)for(o=i-1;o>=0;--o)t[o+e]=this[o+r];else if(i<1e3||!c.TYPED_ARRAY_SUPPORT)for(o=0;o<i;++o)t[o+e]=this[o+r];else Uint8Array.prototype.set.call(t,this.subarray(r,r+i),e);return i},c.prototype.fill=function(t,e,r,n){if("string"==typeof t){if("string"==typeof e?(n=e,e=0,r=this.length):"string"==typeof r&&(n=r,r=this.length),1===t.length){var o=t.charCodeAt(0);o<256&&(t=o)}if(void 0!==n&&"string"!=typeof n)throw new TypeError("encoding must be a string");if("string"==typeof n&&!c.isEncoding(n))throw new TypeError("Unknown encoding: "+n)}else"number"==typeof t&&(t&=255);if(e<0||this.length<e||this.length<r)throw new RangeError("Out of range index");if(r<=e)return this;var i;if(e>>>=0,r=void 0===r?this.length:r>>>0,t||(t=0),"number"==typeof t)for(i=e;i<r;++i)this[i]=t;else{var s=c.isBuffer(t)?t:M(new c(t,n).toString()),a=s.length;for(i=0;i<r-e;++i)this[i+e]=s[i%a]}return this};var L=/[^+\/0-9A-Za-z-_]/g;function j(t){return t<16?"0"+t.toString(16):t.toString(16)}function M(t,e){var r;e=e||1/0;for(var n=t.length,o=null,i=[],s=0;s<n;++s){if((r=t.charCodeAt(s))>55295&&r<57344){if(!o){if(r>56319){(e-=3)>-1&&i.push(239,191,189);continue}if(s+1===n){(e-=3)>-1&&i.push(239,191,189);continue}o=r;continue}if(r<56320){(e-=3)>-1&&i.push(239,191,189),o=r;continue}r=65536+(o-55296<<10|r-56320)}else o&&(e-=3)>-1&&i.push(239,191,189);if(o=null,r<128){if((e-=1)<0)break;i.push(r)}else if(r<2048){if((e-=2)<0)break;i.push(r>>6|192,63&r|128)}else if(r<65536){if((e-=3)<0)break;i.push(r>>12|224,r>>6&63|128,63&r|128)}else{if(!(r<1114112))throw new Error("Invalid code point");if((e-=4)<0)break;i.push(r>>18|240,r>>12&63|128,r>>6&63|128,63&r|128)}}return i}function q(t){return n.toByteArray(function(t){if((t=function(t){return t.trim?t.trim():t.replace(/^\s+|\s+$/g,"")}(t).replace(L,"")).length<2)return"";for(;t.length%4!=0;)t+="=";return t}(t))}function Y(t,e,r,n){for(var o=0;o<n&&!(o+r>=e.length||o>=t.length);++o)e[o+r]=t[o];return o}}).call(this,r(29))},function(t,e,r){var n=r(35),o=r(9);t.exports=function(t){var e=t.xdomain,r=t.xscheme,i=t.enablesXDR;try{if("undefined"!=typeof XMLHttpRequest&&(!e||n))return new XMLHttpRequest}catch(t){}try{if("undefined"!=typeof XDomainRequest&&!r&&i)return new XDomainRequest}catch(t){}if(!e)try{return new(o[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP")}catch(t){}}},function(t,e){t.exports="undefined"!=typeof self?self:"undefined"!=typeof window?window:Function("return this")()},function(t,e,r){var n=r(2),o=r(1);function i(t){this.path=t.path,this.hostname=t.hostname,this.port=t.port,this.secure=t.secure,this.query=t.query,this.timestampParam=t.timestampParam,this.timestampRequests=t.timestampRequests,this.readyState="",this.agent=t.agent||!1,this.socket=t.socket,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.forceNode=t.forceNode,this.isReactNative=t.isReactNative,this.extraHeaders=t.extraHeaders,this.localAddress=t.localAddress}t.exports=i,o(i.prototype),i.prototype.onError=function(t,e){var r=new Error(t);return r.type="TransportError",r.description=e,this.emit("error",r),this},i.prototype.open=function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this},i.prototype.close=function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this},i.prototype.send=function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)},i.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},i.prototype.onData=function(t){var e=n.decodePacket(t,this.socket.binaryType);this.onPacket(e)},i.prototype.onPacket=function(t){this.emit("packet",t)},i.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},function(t,e){var r=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,n=["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,a,c=r.exec(t||""),u={},h=14;h--;)u[n[h]]=c[h]||"";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 r=e.replace(/\/{2,9}/g,"/").split("/");"/"!=e.substr(0,1)&&0!==e.length||r.splice(0,1);"/"==e.substr(e.length-1,1)&&r.splice(r.length-1,1);return r}(0,u.path),u.queryKey=(s=u.query,a={},s.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(t,e,r){e&&(a[e]=r)})),a),u}},function(t,e,r){(function(e){t.exports=function(t){return r&&e.isBuffer(t)||n&&(t instanceof ArrayBuffer||function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer}(t))};var r="function"==typeof e&&"function"==typeof e.isBuffer,n="function"==typeof ArrayBuffer}).call(this,r(7).Buffer)},function(t,e,r){var n=r(33),o=r(19),i=r(1),s=r(5),a=r(20),c=r(21),u=r(0)("socket.io-client:manager"),h=r(18),f=r(47),p=Object.prototype.hasOwnProperty;function l(t,e){if(!(this instanceof l))return new l(t,e);t&&"object"==typeof t&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",this.nsps={},this.subs=[],this.opts=e,this.reconnection(!1!==e.reconnection),this.reconnectionAttempts(e.reconnectionAttempts||1/0),this.reconnectionDelay(e.reconnectionDelay||1e3),this.reconnectionDelayMax(e.reconnectionDelayMax||5e3),this.randomizationFactor(e.randomizationFactor||.5),this.backoff=new f({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this.readyState="closed",this.uri=t,this.connecting=[],this.lastPing=null,this.encoding=!1,this.packetBuffer=[];var r=e.parser||s;this.encoder=new r.Encoder,this.decoder=new r.Decoder,this.autoConnect=!1!==e.autoConnect,this.autoConnect&&this.open()}t.exports=l,l.prototype.emitAll=function(){for(var t in this.emit.apply(this,arguments),this.nsps)p.call(this.nsps,t)&&this.nsps[t].emit.apply(this.nsps[t],arguments)},l.prototype.updateSocketIds=function(){for(var t in this.nsps)p.call(this.nsps,t)&&(this.nsps[t].id=this.generateId(t))},l.prototype.generateId=function(t){return("/"===t?"":t+"#")+this.engine.id},i(l.prototype),l.prototype.reconnection=function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection},l.prototype.reconnectionAttempts=function(t){return arguments.length?(this._reconnectionAttempts=t,this):this._reconnectionAttempts},l.prototype.reconnectionDelay=function(t){return arguments.length?(this._reconnectionDelay=t,this.backoff&&this.backoff.setMin(t),this):this._reconnectionDelay},l.prototype.randomizationFactor=function(t){return arguments.length?(this._randomizationFactor=t,this.backoff&&this.backoff.setJitter(t),this):this._randomizationFactor},l.prototype.reconnectionDelayMax=function(t){return arguments.length?(this._reconnectionDelayMax=t,this.backoff&&this.backoff.setMax(t),this):this._reconnectionDelayMax},l.prototype.timeout=function(t){return arguments.length?(this._timeout=t,this):this._timeout},l.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},l.prototype.open=l.prototype.connect=function(t,e){if(u("readyState %s",this.readyState),~this.readyState.indexOf("open"))return this;u("opening %s",this.uri),this.engine=n(this.uri,this.opts);var r=this.engine,o=this;this.readyState="opening",this.skipReconnect=!1;var i=a(r,"open",(function(){o.onopen(),t&&t()})),s=a(r,"error",(function(e){if(u("connect_error"),o.cleanup(),o.readyState="closed",o.emitAll("connect_error",e),t){var r=new Error("Connection error");r.data=e,t(r)}else o.maybeReconnectOnOpen()}));if(!1!==this._timeout){var c=this._timeout;u("connect attempt will timeout after %d",c),0===c&&i.destroy();var h=setTimeout((function(){u("connect attempt timed out after %d",c),i.destroy(),r.close(),r.emit("error","timeout"),o.emitAll("connect_timeout",c)}),c);this.subs.push({destroy:function(){clearTimeout(h)}})}return this.subs.push(i),this.subs.push(s),this},l.prototype.onopen=function(){u("open"),this.cleanup(),this.readyState="open",this.emit("open");var t=this.engine;this.subs.push(a(t,"data",c(this,"ondata"))),this.subs.push(a(t,"ping",c(this,"onping"))),this.subs.push(a(t,"pong",c(this,"onpong"))),this.subs.push(a(t,"error",c(this,"onerror"))),this.subs.push(a(t,"close",c(this,"onclose"))),this.subs.push(a(this.decoder,"decoded",c(this,"ondecoded")))},l.prototype.onping=function(){this.lastPing=new Date,this.emitAll("ping")},l.prototype.onpong=function(){this.emitAll("pong",new Date-this.lastPing)},l.prototype.ondata=function(t){this.decoder.add(t)},l.prototype.ondecoded=function(t){this.emit("packet",t)},l.prototype.onerror=function(t){u("error",t),this.emitAll("error",t)},l.prototype.socket=function(t,e){var r=this.nsps[t];if(!r){r=new o(this,t,e),this.nsps[t]=r;var n=this;r.on("connecting",i),r.on("connect",(function(){r.id=n.generateId(t)})),this.autoConnect&&i()}function i(){~h(n.connecting,r)||n.connecting.push(r)}return r},l.prototype.destroy=function(t){var e=h(this.connecting,t);~e&&this.connecting.splice(e,1),this.connecting.length||this.close()},l.prototype.packet=function(t){u("writing packet %j",t);var e=this;t.query&&0===t.type&&(t.nsp+="?"+t.query),e.encoding?e.packetBuffer.push(t):(e.encoding=!0,this.encoder.encode(t,(function(r){for(var n=0;n<r.length;n++)e.engine.write(r[n],t.options);e.encoding=!1,e.processPacketQueue()})))},l.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var t=this.packetBuffer.shift();this.packet(t)}},l.prototype.cleanup=function(){u("cleanup");for(var t=this.subs.length,e=0;e<t;e++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},l.prototype.close=l.prototype.disconnect=function(){u("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},l.prototype.onclose=function(t){u("onclose"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()},l.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)u("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var e=this.backoff.duration();u("will wait %dms before reconnect attempt",e),this.reconnecting=!0;var r=setTimeout((function(){t.skipReconnect||(u("attempting reconnect"),t.emitAll("reconnect_attempt",t.backoff.attempts),t.emitAll("reconnecting",t.backoff.attempts),t.skipReconnect||t.open((function(e){e?(u("reconnect attempt error"),t.reconnecting=!1,t.reconnect(),t.emitAll("reconnect_error",e.data)):(u("reconnect success"),t.onreconnect())})))}),e);this.subs.push({destroy:function(){clearTimeout(r)}})}},l.prototype.onreconnect=function(){var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",t)}},function(t,e,r){var n=r(8),o=r(36),i=r(43),s=r(44);e.polling=function(t){var e=!1,r=!1,s=!1!==t.jsonp;if("undefined"!=typeof location){var a="https:"===location.protocol,c=location.port;c||(c=a?443:80),e=t.hostname!==location.hostname||c!==t.port,r=t.secure!==a}if(t.xdomain=e,t.xscheme=r,"open"in new n(t)&&!t.forceJSONP)return new o(t);if(!s)throw new Error("JSONP disabled");return new i(t)},e.websocket=s},function(t,e,r){var n=r(10),o=r(3),i=r(2),s=r(4),a=r(17),c=r(0)("engine.io-client:polling");t.exports=h;var u=null!=new(r(8))({xdomain:!1}).responseType;function h(t){var e=t&&t.forceBase64;u&&!e||(this.supportsBinary=!1),n.call(this,t)}s(h,n),h.prototype.name="polling",h.prototype.doOpen=function(){this.poll()},h.prototype.pause=function(t){var e=this;function r(){c("paused"),e.readyState="paused",t()}if(this.readyState="pausing",this.polling||!this.writable){var n=0;this.polling&&(c("we are currently polling - waiting to pause"),n++,this.once("pollComplete",(function(){c("pre-pause polling complete"),--n||r()}))),this.writable||(c("we are currently writing - waiting to pause"),n++,this.once("drain",(function(){c("pre-pause writing complete"),--n||r()})))}else r()},h.prototype.poll=function(){c("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},h.prototype.onData=function(t){var e=this;c("polling got data %s",t);i.decodePayload(t,this.socket.binaryType,(function(t,r,n){if("opening"===e.readyState&&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():c('ignoring poll - transport state "%s"',this.readyState))},h.prototype.doClose=function(){var t=this;function e(){c("writing close packet"),t.write([{type:"close"}])}"open"===this.readyState?(c("transport open - closing"),e()):(c("transport not open - deferring close"),this.once("open",e))},h.prototype.write=function(t){var e=this;this.writable=!1;var r=function(){e.writable=!0,e.emit("drain")};i.encodePayload(t,this.supportsBinary,(function(t){e.doWrite(t,r)}))},h.prototype.uri=function(){var t=this.query||{},e=this.secure?"https":"http",r="";return!1!==this.timestampRequests&&(t[this.timestampParam]=a()),this.supportsBinary||t.sid||(t.b64=1),t=o.encode(t),this.port&&("https"===e&&443!==Number(this.port)||"http"===e&&80!==Number(this.port))&&(r=":"+this.port),t.length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+r+this.path+t}},function(t,e,r){(function(e){var n=r(6),o=Object.prototype.toString,i="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===o.call(Blob),s="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===o.call(File);t.exports=function t(r){if(!r||"object"!=typeof r)return!1;if(n(r)){for(var o=0,a=r.length;o<a;o++)if(t(r[o]))return!0;return!1}if("function"==typeof e&&e.isBuffer&&e.isBuffer(r)||"function"==typeof ArrayBuffer&&r instanceof ArrayBuffer||i&&r instanceof Blob||s&&r instanceof File)return!0;if(r.toJSON&&"function"==typeof r.toJSON&&1===arguments.length)return t(r.toJSON(),!0);for(var c in r)if(Object.prototype.hasOwnProperty.call(r,c)&&t(r[c]))return!0;return!1}}).call(this,r(7).Buffer)},function(t,e,r){"use strict";var n,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),i={},s=0,a=0;function c(t){var e="";do{e=o[t%64]+e,t=Math.floor(t/64)}while(t>0);return e}function u(){var t=c(+new Date);return t!==n?(s=0,n=t):t+"."+c(s++)}for(;a<64;a++)i[o[a]]=a;u.encode=c,u.decode=function(t){var e=0;for(a=0;a<t.length;a++)e=64*e+i[t.charAt(a)];return e},t.exports=u},function(t,e){var r=[].indexOf;t.exports=function(t,e){if(r)return t.indexOf(e);for(var n=0;n<t.length;++n)if(t[n]===e)return n;return-1}},function(t,e,r){var n=r(5),o=r(1),i=r(46),s=r(20),a=r(21),c=r(0)("socket.io-client:socket"),u=r(3),h=r(16);t.exports=l;var f={connect:1,connect_error:1,connect_timeout:1,connecting:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1,ping:1,pong:1},p=o.prototype.emit;function l(t,e,r){this.io=t,this.nsp=e,this.json=this,this.ids=0,this.acks={},this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0,this.flags={},r&&r.query&&(this.query=r.query),this.io.autoConnect&&this.open()}o(l.prototype),l.prototype.subEvents=function(){if(!this.subs){var t=this.io;this.subs=[s(t,"open",a(this,"onopen")),s(t,"packet",a(this,"onpacket")),s(t,"close",a(this,"onclose"))]}},l.prototype.open=l.prototype.connect=function(){return this.connected||(this.subEvents(),this.io.reconnecting||this.io.open(),"open"===this.io.readyState&&this.onopen(),this.emit("connecting")),this},l.prototype.send=function(){var t=i(arguments);return t.unshift("message"),this.emit.apply(this,t),this},l.prototype.emit=function(t){if(f.hasOwnProperty(t))return p.apply(this,arguments),this;var e=i(arguments),r={type:(void 0!==this.flags.binary?this.flags.binary:h(e))?n.BINARY_EVENT:n.EVENT,data:e,options:{}};return r.options.compress=!this.flags||!1!==this.flags.compress,"function"==typeof e[e.length-1]&&(c("emitting packet with ack id %d",this.ids),this.acks[this.ids]=e.pop(),r.id=this.ids++),this.connected?this.packet(r):this.sendBuffer.push(r),this.flags={},this},l.prototype.packet=function(t){t.nsp=this.nsp,this.io.packet(t)},l.prototype.onopen=function(){if(c("transport is open - connecting"),"/"!==this.nsp)if(this.query){var t="object"==typeof this.query?u.encode(this.query):this.query;c("sending connect packet with query %s",t),this.packet({type:n.CONNECT,query:t})}else this.packet({type:n.CONNECT})},l.prototype.onclose=function(t){c("close (%s)",t),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",t)},l.prototype.onpacket=function(t){var e=t.nsp===this.nsp,r=t.type===n.ERROR&&"/"===t.nsp;if(e||r)switch(t.type){case n.CONNECT:this.onconnect();break;case n.EVENT:case n.BINARY_EVENT:this.onevent(t);break;case n.ACK:case n.BINARY_ACK:this.onack(t);break;case n.DISCONNECT:this.ondisconnect();break;case n.ERROR:this.emit("error",t.data)}},l.prototype.onevent=function(t){var e=t.data||[];c("emitting event %j",e),null!=t.id&&(c("attaching ack callback to event"),e.push(this.ack(t.id))),this.connected?p.apply(this,e):this.receiveBuffer.push(e)},l.prototype.ack=function(t){var e=this,r=!1;return function(){if(!r){r=!0;var o=i(arguments);c("sending ack %j",o),e.packet({type:h(o)?n.BINARY_ACK:n.ACK,id:t,data:o})}}},l.prototype.onack=function(t){var e=this.acks[t.id];"function"==typeof e?(c("calling ack %s with %j",t.id,t.data),e.apply(this,t.data),delete this.acks[t.id]):c("bad ack %s",t.id)},l.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},l.prototype.emitBuffered=function(){var t;for(t=0;t<this.receiveBuffer.length;t++)p.apply(this,this.receiveBuffer[t]);for(this.receiveBuffer=[],t=0;t<this.sendBuffer.length;t++)this.packet(this.sendBuffer[t]);this.sendBuffer=[]},l.prototype.ondisconnect=function(){c("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},l.prototype.destroy=function(){if(this.subs){for(var t=0;t<this.subs.length;t++)this.subs[t].destroy();this.subs=null}this.io.destroy(this)},l.prototype.close=l.prototype.disconnect=function(){return this.connected&&(c("performing disconnect (%s)",this.nsp),this.packet({type:n.DISCONNECT})),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},l.prototype.compress=function(t){return this.flags.compress=t,this},l.prototype.binary=function(t){return this.flags.binary=t,this}},function(t,e){t.exports=function(t,e,r){return t.on(e,r),{destroy:function(){t.removeListener(e,r)}}}},function(t,e){var r=[].slice;t.exports=function(t,e){if("string"==typeof e&&(e=t[e]),"function"!=typeof e)throw new Error("bind() requires a function");var n=r.call(arguments,2);return function(){return e.apply(t,n.concat(r.call(arguments)))}}},function(t,e,r){var n=r(24),o=r(5),i=r(13),s=r(0)("socket.io-client");t.exports=e=c;var a=e.managers={};function c(t,e){"object"==typeof t&&(e=t,t=void 0),e=e||{};var r,o=n(t),c=o.source,u=o.id,h=o.path,f=a[u]&&h in a[u].nsps;return e.forceNew||e["force new connection"]||!1===e.multiplex||f?(s("ignoring socket cache for %s",c),r=i(c,e)):(a[u]||(s("new io instance for %s",c),a[u]=i(c,e)),r=a[u]),o.query&&!e.query&&(e.query=o.query),r.socket(o.path,e)}e.protocol=o.protocol,e.connect=c,e.Manager=r(13),e.Socket=r(19)},function(t,e,r){t.exports=r(48)},function(t,e,r){var n=r(11),o=r(0)("socket.io-client:url");t.exports=function(t,e){var r=t;e=e||"undefined"!=typeof location&&location,null==t&&(t=e.protocol+"//"+e.host);"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?e.protocol+t:e.host+t),/^(https?|wss?):\/\//.test(t)||(o("protocol-less url %s",t),t=void 0!==e?e.protocol+"//"+t:"https://"+t),o("parse %s",t),r=n(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 i=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+i+":"+r.port,r.href=r.protocol+"://"+i+(e&&e.port===r.port?"":":"+r.port),r}},function(t,e){var r,n,o=t.exports={};function i(){throw new Error("setTimeout has not been defined")}function s(){throw new Error("clearTimeout has not been defined")}function a(t){if(r===setTimeout)return setTimeout(t,0);if((r===i||!r)&&setTimeout)return r=setTimeout,setTimeout(t,0);try{return r(t,0)}catch(e){try{return r.call(null,t,0)}catch(e){return r.call(this,t,0)}}}!function(){try{r="function"==typeof setTimeout?setTimeout:i}catch(t){r=i}try{n="function"==typeof clearTimeout?clearTimeout:s}catch(t){n=s}}();var c,u=[],h=!1,f=-1;function p(){h&&c&&(h=!1,c.length?u=c.concat(u):f=-1,u.length&&l())}function l(){if(!h){var t=a(p);h=!0;for(var e=u.length;e;){for(c=u,u=[];++f<e;)c&&c[f].run();f=-1,e=u.length}c=null,h=!1,function(t){if(n===clearTimeout)return clearTimeout(t);if((n===s||!n)&&clearTimeout)return n=clearTimeout,clearTimeout(t);try{n(t)}catch(e){try{return n.call(null,t)}catch(e){return n.call(this,t)}}}(t)}}function d(t,e){this.fun=t,this.array=e}function y(){}o.nextTick=function(t){var e=new Array(arguments.length-1);if(arguments.length>1)for(var r=1;r<arguments.length;r++)e[r-1]=arguments[r];u.push(new d(t,e)),1!==u.length||h||a(l)},d.prototype.run=function(){this.fun.apply(null,this.array)},o.title="browser",o.browser=!0,o.env={},o.argv=[],o.version="",o.versions={},o.on=y,o.addListener=y,o.once=y,o.off=y,o.removeListener=y,o.removeAllListeners=y,o.emit=y,o.prependListener=y,o.prependOnceListener=y,o.listeners=function(t){return[]},o.binding=function(t){throw new Error("process.binding is not supported")},o.cwd=function(){return"/"},o.chdir=function(t){throw new Error("process.chdir is not supported")},o.umask=function(){return 0}},function(t,e,r){function n(t){var r;function n(){if(n.enabled){var t=n,o=+new Date,i=o-(r||o);t.diff=i,t.prev=r,t.curr=o,r=o;for(var s=new Array(arguments.length),a=0;a<s.length;a++)s[a]=arguments[a];s[0]=e.coerce(s[0]),"string"!=typeof s[0]&&s.unshift("%O");var c=0;s[0]=s[0].replace(/%([a-zA-Z%])/g,(function(r,n){if("%%"===r)return r;c++;var o=e.formatters[n];if("function"==typeof o){var i=s[c];r=o.call(t,i),s.splice(c,1),c--}return r})),e.formatArgs.call(t,s);var u=n.log||e.log||console.log.bind(console);u.apply(t,s)}}return n.namespace=t,n.enabled=e.enabled(t),n.useColors=e.useColors(),n.color=function(t){var r,n=0;for(r in t)n=(n<<5)-n+t.charCodeAt(r),n|=0;return e.colors[Math.abs(n)%e.colors.length]}(t),n.destroy=o,"function"==typeof e.init&&e.init(n),e.instances.push(n),n}function o(){var t=e.instances.indexOf(this);return-1!==t&&(e.instances.splice(t,1),!0)}(e=t.exports=n.debug=n.default=n).coerce=function(t){return t instanceof Error?t.stack||t.message:t},e.disable=function(){e.enable("")},e.enable=function(t){var r;e.save(t),e.names=[],e.skips=[];var n=("string"==typeof t?t:"").split(/[\s,]+/),o=n.length;for(r=0;r<o;r++)n[r]&&("-"===(t=n[r].replace(/\*/g,".*?"))[0]?e.skips.push(new RegExp("^"+t.substr(1)+"$")):e.names.push(new RegExp("^"+t+"$")));for(r=0;r<e.instances.length;r++){var i=e.instances[r];i.enabled=e.enabled(i.namespace)}},e.enabled=function(t){if("*"===t[t.length-1])return!0;var r,n;for(r=0,n=e.skips.length;r<n;r++)if(e.skips[r].test(t))return!1;for(r=0,n=e.names.length;r<n;r++)if(e.names[r].test(t))return!0;return!1},e.humanize=r(27),e.instances=[],e.names=[],e.skips=[],e.formatters={}},function(t,e){var r=1e3,n=6e4,o=60*n,i=24*o;function s(t,e,r){if(!(t<e))return t<1.5*e?Math.floor(t/e)+" "+r:Math.ceil(t/e)+" "+r+"s"}t.exports=function(t,e){e=e||{};var a,c=typeof t;if("string"===c&&t.length>0)return function(t){if((t=String(t)).length>100)return;var e=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(t);if(!e)return;var s=parseFloat(e[1]);switch((e[2]||"ms").toLowerCase()){case"years":case"year":case"yrs":case"yr":case"y":return 315576e5*s;case"days":case"day":case"d":return s*i;case"hours":case"hour":case"hrs":case"hr":case"h":return s*o;case"minutes":case"minute":case"mins":case"min":case"m":return s*n;case"seconds":case"second":case"secs":case"sec":case"s":return s*r;case"milliseconds":case"millisecond":case"msecs":case"msec":case"ms":return s;default:return}}(t);if("number"===c&&!1===isNaN(t))return e.long?s(a=t,i,"day")||s(a,o,"hour")||s(a,n,"minute")||s(a,r,"second")||a+" ms":function(t){if(t>=i)return Math.round(t/i)+"d";if(t>=o)return Math.round(t/o)+"h";if(t>=n)return Math.round(t/n)+"m";if(t>=r)return Math.round(t/r)+"s";return t+"ms"}(t);throw new Error("val is not a non-empty string or a valid number. val="+JSON.stringify(t))}},function(t,e,r){var n=r(6),o=r(12),i=Object.prototype.toString,s="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===i.call(Blob),a="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===i.call(File);e.deconstructPacket=function(t){var e=[],r=t.data,i=t;return i.data=function t(e,r){if(!e)return e;if(o(e)){var i={_placeholder:!0,num:r.length};return r.push(e),i}if(n(e)){for(var s=new Array(e.length),a=0;a<e.length;a++)s[a]=t(e[a],r);return s}if("object"==typeof e&&!(e instanceof Date)){s={};for(var c in e)s[c]=t(e[c],r);return s}return e}(r,e),i.attachments=e.length,{packet:i,buffers:e}},e.reconstructPacket=function(t,e){return t.data=function t(e,r){if(!e)return e;if(e&&e._placeholder)return r[e.num];if(n(e))for(var o=0;o<e.length;o++)e[o]=t(e[o],r);else if("object"==typeof e)for(var i in e)e[i]=t(e[i],r);return e}(t.data,e),t.attachments=void 0,t},e.removeBlobs=function(t,e){var r=0,i=t;!function t(c,u,h){if(!c)return c;if(s&&c instanceof Blob||a&&c instanceof File){r++;var f=new FileReader;f.onload=function(){h?h[u]=this.result:i=this.result,--r||e(i)},f.readAsArrayBuffer(c)}else if(n(c))for(var p=0;p<c.length;p++)t(c[p],p,c);else if("object"==typeof c&&!o(c))for(var l in c)t(c[l],l,c)}(i),r||e(i)}},function(t,e){var r;r=function(){return this}();try{r=r||new Function("return this")()}catch(t){"object"==typeof window&&(r=window)}t.exports=r},function(t,e,r){"use strict";e.byteLength=function(t){var e=u(t),r=e[0],n=e[1];return 3*(r+n)/4-n},e.toByteArray=function(t){var e,r,n=u(t),s=n[0],a=n[1],c=new i(function(t,e,r){return 3*(e+r)/4-r}(0,s,a)),h=0,f=a>0?s-4:s;for(r=0;r<f;r+=4)e=o[t.charCodeAt(r)]<<18|o[t.charCodeAt(r+1)]<<12|o[t.charCodeAt(r+2)]<<6|o[t.charCodeAt(r+3)],c[h++]=e>>16&255,c[h++]=e>>8&255,c[h++]=255&e;2===a&&(e=o[t.charCodeAt(r)]<<2|o[t.charCodeAt(r+1)]>>4,c[h++]=255&e);1===a&&(e=o[t.charCodeAt(r)]<<10|o[t.charCodeAt(r+1)]<<4|o[t.charCodeAt(r+2)]>>2,c[h++]=e>>8&255,c[h++]=255&e);return c},e.fromByteArray=function(t){for(var e,r=t.length,o=r%3,i=[],s=0,a=r-o;s<a;s+=16383)i.push(h(t,s,s+16383>a?a:s+16383));1===o?(e=t[r-1],i.push(n[e>>2]+n[e<<4&63]+"==")):2===o&&(e=(t[r-2]<<8)+t[r-1],i.push(n[e>>10]+n[e>>4&63]+n[e<<2&63]+"="));return i.join("")};for(var n=[],o=[],i="undefined"!=typeof Uint8Array?Uint8Array:Array,s="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",a=0,c=s.length;a<c;++a)n[a]=s[a],o[s.charCodeAt(a)]=a;function u(t){var e=t.length;if(e%4>0)throw new Error("Invalid string. Length must be a multiple of 4");var r=t.indexOf("=");return-1===r&&(r=e),[r,r===e?0:4-r%4]}function h(t,e,r){for(var o,i,s=[],a=e;a<r;a+=3)o=(t[a]<<16&16711680)+(t[a+1]<<8&65280)+(255&t[a+2]),s.push(n[(i=o)>>18&63]+n[i>>12&63]+n[i>>6&63]+n[63&i]);return s.join("")}o["-".charCodeAt(0)]=62,o["_".charCodeAt(0)]=63},function(t,e){
+var n=r(30),o=r(31),i=r(32);function s(){return c.TYPED_ARRAY_SUPPORT?2147483647:1073741823}function a(t,e){if(s()<e)throw new RangeError("Invalid typed array length");return c.TYPED_ARRAY_SUPPORT?(t=new Uint8Array(e)).__proto__=c.prototype:(null===t&&(t=new c(e)),t.length=e),t}function c(t,e,r){if(!(c.TYPED_ARRAY_SUPPORT||this instanceof c))return new c(t,e,r);if("number"==typeof t){if("string"==typeof e)throw new Error("If encoding is specified then the first argument must be a string");return f(this,t)}return u(this,t,e,r)}function u(t,e,r,n){if("number"==typeof e)throw new TypeError('"value" argument must not be a number');return"undefined"!=typeof ArrayBuffer&&e instanceof ArrayBuffer?function(t,e,r,n){if(e.byteLength,r<0||e.byteLength<r)throw new RangeError("'offset' is out of bounds");if(e.byteLength<r+(n||0))throw new RangeError("'length' is out of bounds");e=void 0===r&&void 0===n?new Uint8Array(e):void 0===n?new Uint8Array(e,r):new Uint8Array(e,r,n);c.TYPED_ARRAY_SUPPORT?(t=e).__proto__=c.prototype:t=p(t,e);return t}(t,e,r,n):"string"==typeof e?function(t,e,r){"string"==typeof r&&""!==r||(r="utf8");if(!c.isEncoding(r))throw new TypeError('"encoding" must be a valid string encoding');var n=0|d(e,r),o=(t=a(t,n)).write(e,r);o!==n&&(t=t.slice(0,o));return t}(t,e,r):function(t,e){if(c.isBuffer(e)){var r=0|l(e.length);return 0===(t=a(t,r)).length||e.copy(t,0,0,r),t}if(e){if("undefined"!=typeof ArrayBuffer&&e.buffer instanceof ArrayBuffer||"length"in e)return"number"!=typeof e.length||(n=e.length)!=n?a(t,0):p(t,e);if("Buffer"===e.type&&i(e.data))return p(t,e.data)}var n;throw new TypeError("First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.")}(t,e)}function h(t){if("number"!=typeof t)throw new TypeError('"size" argument must be a number');if(t<0)throw new RangeError('"size" argument must not be negative')}function f(t,e){if(h(e),t=a(t,e<0?0:0|l(e)),!c.TYPED_ARRAY_SUPPORT)for(var r=0;r<e;++r)t[r]=0;return t}function p(t,e){var r=e.length<0?0:0|l(e.length);t=a(t,r);for(var n=0;n<r;n+=1)t[n]=255&e[n];return t}function l(t){if(t>=s())throw new RangeError("Attempt to allocate Buffer larger than maximum size: 0x"+s().toString(16)+" bytes");return 0|t}function d(t,e){if(c.isBuffer(t))return t.length;if("undefined"!=typeof ArrayBuffer&&"function"==typeof ArrayBuffer.isView&&(ArrayBuffer.isView(t)||t instanceof ArrayBuffer))return t.byteLength;"string"!=typeof t&&(t=""+t);var r=t.length;if(0===r)return 0;for(var n=!1;;)switch(e){case"ascii":case"latin1":case"binary":return r;case"utf8":case"utf-8":case void 0:return M(t).length;case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return 2*r;case"hex":return r>>>1;case"base64":return q(t).length;default:if(n)return M(t).length;e=(""+e).toLowerCase(),n=!0}}function y(t,e,r){var n=!1;if((void 0===e||e<0)&&(e=0),e>this.length)return"";if((void 0===r||r>this.length)&&(r=this.length),r<=0)return"";if((r>>>=0)<=(e>>>=0))return"";for(t||(t="utf8");;)switch(t){case"hex":return T(this,e,r);case"utf8":case"utf-8":return x(this,e,r);case"ascii":return R(this,e,r);case"latin1":case"binary":return S(this,e,r);case"base64":return B(this,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return P(this,e,r);default:if(n)throw new TypeError("Unknown encoding: "+t);t=(t+"").toLowerCase(),n=!0}}function g(t,e,r){var n=t[e];t[e]=t[r],t[r]=n}function m(t,e,r,n,o){if(0===t.length)return-1;if("string"==typeof r?(n=r,r=0):r>2147483647?r=2147483647:r<-2147483648&&(r=-2147483648),r=+r,isNaN(r)&&(r=o?0:t.length-1),r<0&&(r=t.length+r),r>=t.length){if(o)return-1;r=t.length-1}else if(r<0){if(!o)return-1;r=0}if("string"==typeof e&&(e=c.from(e,n)),c.isBuffer(e))return 0===e.length?-1:v(t,e,r,n,o);if("number"==typeof e)return e&=255,c.TYPED_ARRAY_SUPPORT&&"function"==typeof Uint8Array.prototype.indexOf?o?Uint8Array.prototype.indexOf.call(t,e,r):Uint8Array.prototype.lastIndexOf.call(t,e,r):v(t,[e],r,n,o);throw new TypeError("val must be string, number or Buffer")}function v(t,e,r,n,o){var i,s=1,a=t.length,c=e.length;if(void 0!==n&&("ucs2"===(n=String(n).toLowerCase())||"ucs-2"===n||"utf16le"===n||"utf-16le"===n)){if(t.length<2||e.length<2)return-1;s=2,a/=2,c/=2,r/=2}function u(t,e){return 1===s?t[e]:t.readUInt16BE(e*s)}if(o){var h=-1;for(i=r;i<a;i++)if(u(t,i)===u(e,-1===h?0:i-h)){if(-1===h&&(h=i),i-h+1===c)return h*s}else-1!==h&&(i-=i-h),h=-1}else for(r+c>a&&(r=a-c),i=r;i>=0;i--){for(var f=!0,p=0;p<c;p++)if(u(t,i+p)!==u(e,p)){f=!1;break}if(f)return i}return-1}function b(t,e,r,n){r=Number(r)||0;var o=t.length-r;n?(n=Number(n))>o&&(n=o):n=o;var i=e.length;if(i%2!=0)throw new TypeError("Invalid hex string");n>i/2&&(n=i/2);for(var s=0;s<n;++s){var a=parseInt(e.substr(2*s,2),16);if(isNaN(a))return s;t[r+s]=a}return s}function w(t,e,r,n){return Y(M(e,t.length-r),t,r,n)}function k(t,e,r,n){return Y(function(t){for(var e=[],r=0;r<t.length;++r)e.push(255&t.charCodeAt(r));return e}(e),t,r,n)}function C(t,e,r,n){return k(t,e,r,n)}function A(t,e,r,n){return Y(q(e),t,r,n)}function E(t,e,r,n){return Y(function(t,e){for(var r,n,o,i=[],s=0;s<t.length&&!((e-=2)<0);++s)r=t.charCodeAt(s),n=r>>8,o=r%256,i.push(o),i.push(n);return i}(e,t.length-r),t,r,n)}function B(t,e,r){return 0===e&&r===t.length?n.fromByteArray(t):n.fromByteArray(t.slice(e,r))}function x(t,e,r){r=Math.min(t.length,r);for(var n=[],o=e;o<r;){var i,s,a,c,u=t[o],h=null,f=u>239?4:u>223?3:u>191?2:1;if(o+f<=r)switch(f){case 1:u<128&&(h=u);break;case 2:128==(192&(i=t[o+1]))&&(c=(31&u)<<6|63&i)>127&&(h=c);break;case 3:i=t[o+1],s=t[o+2],128==(192&i)&&128==(192&s)&&(c=(15&u)<<12|(63&i)<<6|63&s)>2047&&(c<55296||c>57343)&&(h=c);break;case 4:i=t[o+1],s=t[o+2],a=t[o+3],128==(192&i)&&128==(192&s)&&128==(192&a)&&(c=(15&u)<<18|(63&i)<<12|(63&s)<<6|63&a)>65535&&c<1114112&&(h=c)}null===h?(h=65533,f=1):h>65535&&(h-=65536,n.push(h>>>10&1023|55296),h=56320|1023&h),n.push(h),o+=f}return function(t){var e=t.length;if(e<=4096)return String.fromCharCode.apply(String,t);var r="",n=0;for(;n<e;)r+=String.fromCharCode.apply(String,t.slice(n,n+=4096));return r}(n)}e.Buffer=c,e.SlowBuffer=function(t){+t!=t&&(t=0);return c.alloc(+t)},e.INSPECT_MAX_BYTES=50,c.TYPED_ARRAY_SUPPORT=void 0!==t.TYPED_ARRAY_SUPPORT?t.TYPED_ARRAY_SUPPORT:function(){try{var t=new Uint8Array(1);return t.__proto__={__proto__:Uint8Array.prototype,foo:function(){return 42}},42===t.foo()&&"function"==typeof t.subarray&&0===t.subarray(1,1).byteLength}catch(t){return!1}}(),e.kMaxLength=s(),c.poolSize=8192,c._augment=function(t){return t.__proto__=c.prototype,t},c.from=function(t,e,r){return u(null,t,e,r)},c.TYPED_ARRAY_SUPPORT&&(c.prototype.__proto__=Uint8Array.prototype,c.__proto__=Uint8Array,"undefined"!=typeof Symbol&&Symbol.species&&c[Symbol.species]===c&&Object.defineProperty(c,Symbol.species,{value:null,configurable:!0})),c.alloc=function(t,e,r){return function(t,e,r,n){return h(e),e<=0?a(t,e):void 0!==r?"string"==typeof n?a(t,e).fill(r,n):a(t,e).fill(r):a(t,e)}(null,t,e,r)},c.allocUnsafe=function(t){return f(null,t)},c.allocUnsafeSlow=function(t){return f(null,t)},c.isBuffer=function(t){return!(null==t||!t._isBuffer)},c.compare=function(t,e){if(!c.isBuffer(t)||!c.isBuffer(e))throw new TypeError("Arguments must be Buffers");if(t===e)return 0;for(var r=t.length,n=e.length,o=0,i=Math.min(r,n);o<i;++o)if(t[o]!==e[o]){r=t[o],n=e[o];break}return r<n?-1:n<r?1:0},c.isEncoding=function(t){switch(String(t).toLowerCase()){case"hex":case"utf8":case"utf-8":case"ascii":case"latin1":case"binary":case"base64":case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return!0;default:return!1}},c.concat=function(t,e){if(!i(t))throw new TypeError('"list" argument must be an Array of Buffers');if(0===t.length)return c.alloc(0);var r;if(void 0===e)for(e=0,r=0;r<t.length;++r)e+=t[r].length;var n=c.allocUnsafe(e),o=0;for(r=0;r<t.length;++r){var s=t[r];if(!c.isBuffer(s))throw new TypeError('"list" argument must be an Array of Buffers');s.copy(n,o),o+=s.length}return n},c.byteLength=d,c.prototype._isBuffer=!0,c.prototype.swap16=function(){var t=this.length;if(t%2!=0)throw new RangeError("Buffer size must be a multiple of 16-bits");for(var e=0;e<t;e+=2)g(this,e,e+1);return this},c.prototype.swap32=function(){var t=this.length;if(t%4!=0)throw new RangeError("Buffer size must be a multiple of 32-bits");for(var e=0;e<t;e+=4)g(this,e,e+3),g(this,e+1,e+2);return this},c.prototype.swap64=function(){var t=this.length;if(t%8!=0)throw new RangeError("Buffer size must be a multiple of 64-bits");for(var e=0;e<t;e+=8)g(this,e,e+7),g(this,e+1,e+6),g(this,e+2,e+5),g(this,e+3,e+4);return this},c.prototype.toString=function(){var t=0|this.length;return 0===t?"":0===arguments.length?x(this,0,t):y.apply(this,arguments)},c.prototype.equals=function(t){if(!c.isBuffer(t))throw new TypeError("Argument must be a Buffer");return this===t||0===c.compare(this,t)},c.prototype.inspect=function(){var t="",r=e.INSPECT_MAX_BYTES;return this.length>0&&(t=this.toString("hex",0,r).match(/.{2}/g).join(" "),this.length>r&&(t+=" ... ")),"<Buffer "+t+">"},c.prototype.compare=function(t,e,r,n,o){if(!c.isBuffer(t))throw new TypeError("Argument must be a Buffer");if(void 0===e&&(e=0),void 0===r&&(r=t?t.length:0),void 0===n&&(n=0),void 0===o&&(o=this.length),e<0||r>t.length||n<0||o>this.length)throw new RangeError("out of range index");if(n>=o&&e>=r)return 0;if(n>=o)return-1;if(e>=r)return 1;if(this===t)return 0;for(var i=(o>>>=0)-(n>>>=0),s=(r>>>=0)-(e>>>=0),a=Math.min(i,s),u=this.slice(n,o),h=t.slice(e,r),f=0;f<a;++f)if(u[f]!==h[f]){i=u[f],s=h[f];break}return i<s?-1:s<i?1:0},c.prototype.includes=function(t,e,r){return-1!==this.indexOf(t,e,r)},c.prototype.indexOf=function(t,e,r){return m(this,t,e,r,!0)},c.prototype.lastIndexOf=function(t,e,r){return m(this,t,e,r,!1)},c.prototype.write=function(t,e,r,n){if(void 0===e)n="utf8",r=this.length,e=0;else if(void 0===r&&"string"==typeof e)n=e,r=this.length,e=0;else{if(!isFinite(e))throw new Error("Buffer.write(string, encoding, offset[, length]) is no longer supported");e|=0,isFinite(r)?(r|=0,void 0===n&&(n="utf8")):(n=r,r=void 0)}var o=this.length-e;if((void 0===r||r>o)&&(r=o),t.length>0&&(r<0||e<0)||e>this.length)throw new RangeError("Attempt to write outside buffer bounds");n||(n="utf8");for(var i=!1;;)switch(n){case"hex":return b(this,t,e,r);case"utf8":case"utf-8":return w(this,t,e,r);case"ascii":return k(this,t,e,r);case"latin1":case"binary":return C(this,t,e,r);case"base64":return A(this,t,e,r);case"ucs2":case"ucs-2":case"utf16le":case"utf-16le":return E(this,t,e,r);default:if(i)throw new TypeError("Unknown encoding: "+n);n=(""+n).toLowerCase(),i=!0}},c.prototype.toJSON=function(){return{type:"Buffer",data:Array.prototype.slice.call(this._arr||this,0)}};function R(t,e,r){var n="";r=Math.min(t.length,r);for(var o=e;o<r;++o)n+=String.fromCharCode(127&t[o]);return n}function S(t,e,r){var n="";r=Math.min(t.length,r);for(var o=e;o<r;++o)n+=String.fromCharCode(t[o]);return n}function T(t,e,r){var n=t.length;(!e||e<0)&&(e=0),(!r||r<0||r>n)&&(r=n);for(var o="",i=e;i<r;++i)o+=j(t[i]);return o}function P(t,e,r){for(var n=t.slice(e,r),o="",i=0;i<n.length;i+=2)o+=String.fromCharCode(n[i]+256*n[i+1]);return o}function _(t,e,r){if(t%1!=0||t<0)throw new RangeError("offset is not uint");if(t+e>r)throw new RangeError("Trying to access beyond buffer length")}function O(t,e,r,n,o,i){if(!c.isBuffer(t))throw new TypeError('"buffer" argument must be a Buffer instance');if(e>o||e<i)throw new RangeError('"value" argument is out of bounds');if(r+n>t.length)throw new RangeError("Index out of range")}function U(t,e,r,n){e<0&&(e=65535+e+1);for(var o=0,i=Math.min(t.length-r,2);o<i;++o)t[r+o]=(e&255<<8*(n?o:1-o))>>>8*(n?o:1-o)}function N(t,e,r,n){e<0&&(e=4294967295+e+1);for(var o=0,i=Math.min(t.length-r,4);o<i;++o)t[r+o]=e>>>8*(n?o:3-o)&255}function D(t,e,r,n,o,i){if(r+n>t.length)throw new RangeError("Index out of range");if(r<0)throw new RangeError("Index out of range")}function F(t,e,r,n,i){return i||D(t,0,r,4),o.write(t,e,r,n,23,4),r+4}function I(t,e,r,n,i){return i||D(t,0,r,8),o.write(t,e,r,n,52,8),r+8}c.prototype.slice=function(t,e){var r,n=this.length;if((t=~~t)<0?(t+=n)<0&&(t=0):t>n&&(t=n),(e=void 0===e?n:~~e)<0?(e+=n)<0&&(e=0):e>n&&(e=n),e<t&&(e=t),c.TYPED_ARRAY_SUPPORT)(r=this.subarray(t,e)).__proto__=c.prototype;else{var o=e-t;r=new c(o,void 0);for(var i=0;i<o;++i)r[i]=this[i+t]}return r},c.prototype.readUIntLE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t],o=1,i=0;++i<e&&(o*=256);)n+=this[t+i]*o;return n},c.prototype.readUIntBE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t+--e],o=1;e>0&&(o*=256);)n+=this[t+--e]*o;return n},c.prototype.readUInt8=function(t,e){return e||_(t,1,this.length),this[t]},c.prototype.readUInt16LE=function(t,e){return e||_(t,2,this.length),this[t]|this[t+1]<<8},c.prototype.readUInt16BE=function(t,e){return e||_(t,2,this.length),this[t]<<8|this[t+1]},c.prototype.readUInt32LE=function(t,e){return e||_(t,4,this.length),(this[t]|this[t+1]<<8|this[t+2]<<16)+16777216*this[t+3]},c.prototype.readUInt32BE=function(t,e){return e||_(t,4,this.length),16777216*this[t]+(this[t+1]<<16|this[t+2]<<8|this[t+3])},c.prototype.readIntLE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=this[t],o=1,i=0;++i<e&&(o*=256);)n+=this[t+i]*o;return n>=(o*=128)&&(n-=Math.pow(2,8*e)),n},c.prototype.readIntBE=function(t,e,r){t|=0,e|=0,r||_(t,e,this.length);for(var n=e,o=1,i=this[t+--n];n>0&&(o*=256);)i+=this[t+--n]*o;return i>=(o*=128)&&(i-=Math.pow(2,8*e)),i},c.prototype.readInt8=function(t,e){return e||_(t,1,this.length),128&this[t]?-1*(255-this[t]+1):this[t]},c.prototype.readInt16LE=function(t,e){e||_(t,2,this.length);var r=this[t]|this[t+1]<<8;return 32768&r?4294901760|r:r},c.prototype.readInt16BE=function(t,e){e||_(t,2,this.length);var r=this[t+1]|this[t]<<8;return 32768&r?4294901760|r:r},c.prototype.readInt32LE=function(t,e){return e||_(t,4,this.length),this[t]|this[t+1]<<8|this[t+2]<<16|this[t+3]<<24},c.prototype.readInt32BE=function(t,e){return e||_(t,4,this.length),this[t]<<24|this[t+1]<<16|this[t+2]<<8|this[t+3]},c.prototype.readFloatLE=function(t,e){return e||_(t,4,this.length),o.read(this,t,!0,23,4)},c.prototype.readFloatBE=function(t,e){return e||_(t,4,this.length),o.read(this,t,!1,23,4)},c.prototype.readDoubleLE=function(t,e){return e||_(t,8,this.length),o.read(this,t,!0,52,8)},c.prototype.readDoubleBE=function(t,e){return e||_(t,8,this.length),o.read(this,t,!1,52,8)},c.prototype.writeUIntLE=function(t,e,r,n){(t=+t,e|=0,r|=0,n)||O(this,t,e,r,Math.pow(2,8*r)-1,0);var o=1,i=0;for(this[e]=255&t;++i<r&&(o*=256);)this[e+i]=t/o&255;return e+r},c.prototype.writeUIntBE=function(t,e,r,n){(t=+t,e|=0,r|=0,n)||O(this,t,e,r,Math.pow(2,8*r)-1,0);var o=r-1,i=1;for(this[e+o]=255&t;--o>=0&&(i*=256);)this[e+o]=t/i&255;return e+r},c.prototype.writeUInt8=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,1,255,0),c.TYPED_ARRAY_SUPPORT||(t=Math.floor(t)),this[e]=255&t,e+1},c.prototype.writeUInt16LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,65535,0),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8):U(this,t,e,!0),e+2},c.prototype.writeUInt16BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,65535,0),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>8,this[e+1]=255&t):U(this,t,e,!1),e+2},c.prototype.writeUInt32LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,4294967295,0),c.TYPED_ARRAY_SUPPORT?(this[e+3]=t>>>24,this[e+2]=t>>>16,this[e+1]=t>>>8,this[e]=255&t):N(this,t,e,!0),e+4},c.prototype.writeUInt32BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,4294967295,0),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t):N(this,t,e,!1),e+4},c.prototype.writeIntLE=function(t,e,r,n){if(t=+t,e|=0,!n){var o=Math.pow(2,8*r-1);O(this,t,e,r,o-1,-o)}var i=0,s=1,a=0;for(this[e]=255&t;++i<r&&(s*=256);)t<0&&0===a&&0!==this[e+i-1]&&(a=1),this[e+i]=(t/s>>0)-a&255;return e+r},c.prototype.writeIntBE=function(t,e,r,n){if(t=+t,e|=0,!n){var o=Math.pow(2,8*r-1);O(this,t,e,r,o-1,-o)}var i=r-1,s=1,a=0;for(this[e+i]=255&t;--i>=0&&(s*=256);)t<0&&0===a&&0!==this[e+i+1]&&(a=1),this[e+i]=(t/s>>0)-a&255;return e+r},c.prototype.writeInt8=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,1,127,-128),c.TYPED_ARRAY_SUPPORT||(t=Math.floor(t)),t<0&&(t=255+t+1),this[e]=255&t,e+1},c.prototype.writeInt16LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,32767,-32768),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8):U(this,t,e,!0),e+2},c.prototype.writeInt16BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,2,32767,-32768),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>8,this[e+1]=255&t):U(this,t,e,!1),e+2},c.prototype.writeInt32LE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,2147483647,-2147483648),c.TYPED_ARRAY_SUPPORT?(this[e]=255&t,this[e+1]=t>>>8,this[e+2]=t>>>16,this[e+3]=t>>>24):N(this,t,e,!0),e+4},c.prototype.writeInt32BE=function(t,e,r){return t=+t,e|=0,r||O(this,t,e,4,2147483647,-2147483648),t<0&&(t=4294967295+t+1),c.TYPED_ARRAY_SUPPORT?(this[e]=t>>>24,this[e+1]=t>>>16,this[e+2]=t>>>8,this[e+3]=255&t):N(this,t,e,!1),e+4},c.prototype.writeFloatLE=function(t,e,r){return F(this,t,e,!0,r)},c.prototype.writeFloatBE=function(t,e,r){return F(this,t,e,!1,r)},c.prototype.writeDoubleLE=function(t,e,r){return I(this,t,e,!0,r)},c.prototype.writeDoubleBE=function(t,e,r){return I(this,t,e,!1,r)},c.prototype.copy=function(t,e,r,n){if(r||(r=0),n||0===n||(n=this.length),e>=t.length&&(e=t.length),e||(e=0),n>0&&n<r&&(n=r),n===r)return 0;if(0===t.length||0===this.length)return 0;if(e<0)throw new RangeError("targetStart out of bounds");if(r<0||r>=this.length)throw new RangeError("sourceStart out of bounds");if(n<0)throw new RangeError("sourceEnd out of bounds");n>this.length&&(n=this.length),t.length-e<n-r&&(n=t.length-e+r);var o,i=n-r;if(this===t&&r<e&&e<n)for(o=i-1;o>=0;--o)t[o+e]=this[o+r];else if(i<1e3||!c.TYPED_ARRAY_SUPPORT)for(o=0;o<i;++o)t[o+e]=this[o+r];else Uint8Array.prototype.set.call(t,this.subarray(r,r+i),e);return i},c.prototype.fill=function(t,e,r,n){if("string"==typeof t){if("string"==typeof e?(n=e,e=0,r=this.length):"string"==typeof r&&(n=r,r=this.length),1===t.length){var o=t.charCodeAt(0);o<256&&(t=o)}if(void 0!==n&&"string"!=typeof n)throw new TypeError("encoding must be a string");if("string"==typeof n&&!c.isEncoding(n))throw new TypeError("Unknown encoding: "+n)}else"number"==typeof t&&(t&=255);if(e<0||this.length<e||this.length<r)throw new RangeError("Out of range index");if(r<=e)return this;var i;if(e>>>=0,r=void 0===r?this.length:r>>>0,t||(t=0),"number"==typeof t)for(i=e;i<r;++i)this[i]=t;else{var s=c.isBuffer(t)?t:M(new c(t,n).toString()),a=s.length;for(i=0;i<r-e;++i)this[i+e]=s[i%a]}return this};var L=/[^+\/0-9A-Za-z-_]/g;function j(t){return t<16?"0"+t.toString(16):t.toString(16)}function M(t,e){var r;e=e||1/0;for(var n=t.length,o=null,i=[],s=0;s<n;++s){if((r=t.charCodeAt(s))>55295&&r<57344){if(!o){if(r>56319){(e-=3)>-1&&i.push(239,191,189);continue}if(s+1===n){(e-=3)>-1&&i.push(239,191,189);continue}o=r;continue}if(r<56320){(e-=3)>-1&&i.push(239,191,189),o=r;continue}r=65536+(o-55296<<10|r-56320)}else o&&(e-=3)>-1&&i.push(239,191,189);if(o=null,r<128){if((e-=1)<0)break;i.push(r)}else if(r<2048){if((e-=2)<0)break;i.push(r>>6|192,63&r|128)}else if(r<65536){if((e-=3)<0)break;i.push(r>>12|224,r>>6&63|128,63&r|128)}else{if(!(r<1114112))throw new Error("Invalid code point");if((e-=4)<0)break;i.push(r>>18|240,r>>12&63|128,r>>6&63|128,63&r|128)}}return i}function q(t){return n.toByteArray(function(t){if((t=function(t){return t.trim?t.trim():t.replace(/^\s+|\s+$/g,"")}(t).replace(L,"")).length<2)return"";for(;t.length%4!=0;)t+="=";return t}(t))}function Y(t,e,r,n){for(var o=0;o<n&&!(o+r>=e.length||o>=t.length);++o)e[o+r]=t[o];return o}}).call(this,r(29))},function(t,e,r){var n=r(35),o=r(8);t.exports=function(t){var e=t.xdomain,r=t.xscheme,i=t.enablesXDR;try{if("undefined"!=typeof XMLHttpRequest&&(!e||n))return new XMLHttpRequest}catch(t){}try{if("undefined"!=typeof XDomainRequest&&!r&&i)return new XDomainRequest}catch(t){}if(!e)try{return new(o[["Active"].concat("Object").join("X")])("Microsoft.XMLHTTP")}catch(t){}}},function(t,e){t.exports="undefined"!=typeof self?self:"undefined"!=typeof window?window:Function("return this")()},function(t,e,r){var n=r(2),o=r(1);function i(t){this.path=t.path,this.hostname=t.hostname,this.port=t.port,this.secure=t.secure,this.query=t.query,this.timestampParam=t.timestampParam,this.timestampRequests=t.timestampRequests,this.readyState="",this.agent=t.agent||!1,this.socket=t.socket,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.forceNode=t.forceNode,this.isReactNative=t.isReactNative,this.extraHeaders=t.extraHeaders,this.localAddress=t.localAddress}t.exports=i,o(i.prototype),i.prototype.onError=function(t,e){var r=new Error(t);return r.type="TransportError",r.description=e,this.emit("error",r),this},i.prototype.open=function(){return"closed"!==this.readyState&&""!==this.readyState||(this.readyState="opening",this.doOpen()),this},i.prototype.close=function(){return"opening"!==this.readyState&&"open"!==this.readyState||(this.doClose(),this.onClose()),this},i.prototype.send=function(t){if("open"!==this.readyState)throw new Error("Transport not open");this.write(t)},i.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},i.prototype.onData=function(t){var e=n.decodePacket(t,this.socket.binaryType);this.onPacket(e)},i.prototype.onPacket=function(t){this.emit("packet",t)},i.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},function(t,e){var r=/^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/,n=["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,a,c=r.exec(t||""),u={},h=14;h--;)u[n[h]]=c[h]||"";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 r=e.replace(/\/{2,9}/g,"/").split("/");"/"!=e.substr(0,1)&&0!==e.length||r.splice(0,1);"/"==e.substr(e.length-1,1)&&r.splice(r.length-1,1);return r}(0,u.path),u.queryKey=(s=u.query,a={},s.replace(/(?:^|&)([^&=]*)=?([^&]*)/g,(function(t,e,r){e&&(a[e]=r)})),a),u}},function(t,e){var r={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==r.call(t)}},function(t,e,r){(function(e){t.exports=function(t){return r&&e.isBuffer(t)||n&&(t instanceof ArrayBuffer||function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer}(t))};var r="function"==typeof e&&"function"==typeof e.isBuffer,n="function"==typeof ArrayBuffer}).call(this,r(6).Buffer)},function(t,e,r){var n=r(33),o=r(19),i=r(1),s=r(5),a=r(20),c=r(21),u=r(0)("socket.io-client:manager"),h=r(18),f=r(48),p=Object.prototype.hasOwnProperty;function l(t,e){if(!(this instanceof l))return new l(t,e);t&&"object"==typeof t&&(e=t,t=void 0),(e=e||{}).path=e.path||"/socket.io",this.nsps={},this.subs=[],this.opts=e,this.reconnection(!1!==e.reconnection),this.reconnectionAttempts(e.reconnectionAttempts||1/0),this.reconnectionDelay(e.reconnectionDelay||1e3),this.reconnectionDelayMax(e.reconnectionDelayMax||5e3),this.randomizationFactor(e.randomizationFactor||.5),this.backoff=new f({min:this.reconnectionDelay(),max:this.reconnectionDelayMax(),jitter:this.randomizationFactor()}),this.timeout(null==e.timeout?2e4:e.timeout),this.readyState="closed",this.uri=t,this.connecting=[],this.lastPing=null,this.encoding=!1,this.packetBuffer=[];var r=e.parser||s;this.encoder=new r.Encoder,this.decoder=new r.Decoder,this.autoConnect=!1!==e.autoConnect,this.autoConnect&&this.open()}t.exports=l,l.prototype.emitAll=function(){for(var t in this.emit.apply(this,arguments),this.nsps)p.call(this.nsps,t)&&this.nsps[t].emit.apply(this.nsps[t],arguments)},l.prototype.updateSocketIds=function(){for(var t in this.nsps)p.call(this.nsps,t)&&(this.nsps[t].id=this.generateId(t))},l.prototype.generateId=function(t){return("/"===t?"":t+"#")+this.engine.id},i(l.prototype),l.prototype.reconnection=function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection},l.prototype.reconnectionAttempts=function(t){return arguments.length?(this._reconnectionAttempts=t,this):this._reconnectionAttempts},l.prototype.reconnectionDelay=function(t){return arguments.length?(this._reconnectionDelay=t,this.backoff&&this.backoff.setMin(t),this):this._reconnectionDelay},l.prototype.randomizationFactor=function(t){return arguments.length?(this._randomizationFactor=t,this.backoff&&this.backoff.setJitter(t),this):this._randomizationFactor},l.prototype.reconnectionDelayMax=function(t){return arguments.length?(this._reconnectionDelayMax=t,this.backoff&&this.backoff.setMax(t),this):this._reconnectionDelayMax},l.prototype.timeout=function(t){return arguments.length?(this._timeout=t,this):this._timeout},l.prototype.maybeReconnectOnOpen=function(){!this.reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()},l.prototype.open=l.prototype.connect=function(t,e){if(u("readyState %s",this.readyState),~this.readyState.indexOf("open"))return this;u("opening %s",this.uri),this.engine=n(this.uri,this.opts);var r=this.engine,o=this;this.readyState="opening",this.skipReconnect=!1;var i=a(r,"open",(function(){o.onopen(),t&&t()})),s=a(r,"error",(function(e){if(u("connect_error"),o.cleanup(),o.readyState="closed",o.emitAll("connect_error",e),t){var r=new Error("Connection error");r.data=e,t(r)}else o.maybeReconnectOnOpen()}));if(!1!==this._timeout){var c=this._timeout;u("connect attempt will timeout after %d",c),0===c&&i.destroy();var h=setTimeout((function(){u("connect attempt timed out after %d",c),i.destroy(),r.close(),r.emit("error","timeout"),o.emitAll("connect_timeout",c)}),c);this.subs.push({destroy:function(){clearTimeout(h)}})}return this.subs.push(i),this.subs.push(s),this},l.prototype.onopen=function(){u("open"),this.cleanup(),this.readyState="open",this.emit("open");var t=this.engine;this.subs.push(a(t,"data",c(this,"ondata"))),this.subs.push(a(t,"ping",c(this,"onping"))),this.subs.push(a(t,"pong",c(this,"onpong"))),this.subs.push(a(t,"error",c(this,"onerror"))),this.subs.push(a(t,"close",c(this,"onclose"))),this.subs.push(a(this.decoder,"decoded",c(this,"ondecoded")))},l.prototype.onping=function(){this.lastPing=new Date,this.emitAll("ping")},l.prototype.onpong=function(){this.emitAll("pong",new Date-this.lastPing)},l.prototype.ondata=function(t){this.decoder.add(t)},l.prototype.ondecoded=function(t){this.emit("packet",t)},l.prototype.onerror=function(t){u("error",t),this.emitAll("error",t)},l.prototype.socket=function(t,e){var r=this.nsps[t];if(!r){r=new o(this,t,e),this.nsps[t]=r;var n=this;r.on("connecting",i),r.on("connect",(function(){r.id=n.generateId(t)})),this.autoConnect&&i()}function i(){~h(n.connecting,r)||n.connecting.push(r)}return r},l.prototype.destroy=function(t){var e=h(this.connecting,t);~e&&this.connecting.splice(e,1),this.connecting.length||this.close()},l.prototype.packet=function(t){u("writing packet %j",t);var e=this;t.query&&0===t.type&&(t.nsp+="?"+t.query),e.encoding?e.packetBuffer.push(t):(e.encoding=!0,this.encoder.encode(t,(function(r){for(var n=0;n<r.length;n++)e.engine.write(r[n],t.options);e.encoding=!1,e.processPacketQueue()})))},l.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var t=this.packetBuffer.shift();this.packet(t)}},l.prototype.cleanup=function(){u("cleanup");for(var t=this.subs.length,e=0;e<t;e++){this.subs.shift().destroy()}this.packetBuffer=[],this.encoding=!1,this.lastPing=null,this.decoder.destroy()},l.prototype.close=l.prototype.disconnect=function(){u("disconnect"),this.skipReconnect=!0,this.reconnecting=!1,"opening"===this.readyState&&this.cleanup(),this.backoff.reset(),this.readyState="closed",this.engine&&this.engine.close()},l.prototype.onclose=function(t){u("onclose"),this.cleanup(),this.backoff.reset(),this.readyState="closed",this.emit("close",t),this._reconnection&&!this.skipReconnect&&this.reconnect()},l.prototype.reconnect=function(){if(this.reconnecting||this.skipReconnect)return this;var t=this;if(this.backoff.attempts>=this._reconnectionAttempts)u("reconnect failed"),this.backoff.reset(),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var e=this.backoff.duration();u("will wait %dms before reconnect attempt",e),this.reconnecting=!0;var r=setTimeout((function(){t.skipReconnect||(u("attempting reconnect"),t.emitAll("reconnect_attempt",t.backoff.attempts),t.emitAll("reconnecting",t.backoff.attempts),t.skipReconnect||t.open((function(e){e?(u("reconnect attempt error"),t.reconnecting=!1,t.reconnect(),t.emitAll("reconnect_error",e.data)):(u("reconnect success"),t.onreconnect())})))}),e);this.subs.push({destroy:function(){clearTimeout(r)}})}},l.prototype.onreconnect=function(){var t=this.backoff.attempts;this.reconnecting=!1,this.backoff.reset(),this.updateSocketIds(),this.emitAll("reconnect",t)}},function(t,e,r){var n=r(7),o=r(36),i=r(44),s=r(45);e.polling=function(t){var e=!1,r=!1,s=!1!==t.jsonp;if("undefined"!=typeof location){var a="https:"===location.protocol,c=location.port;c||(c=a?443:80),e=t.hostname!==location.hostname||c!==t.port,r=t.secure!==a}if(t.xdomain=e,t.xscheme=r,"open"in new n(t)&&!t.forceJSONP)return new o(t);if(!s)throw new Error("JSONP disabled");return new i(t)},e.websocket=s},function(t,e,r){var n=r(9),o=r(3),i=r(2),s=r(4),a=r(17),c=r(0)("engine.io-client:polling");t.exports=h;var u=null!=new(r(7))({xdomain:!1}).responseType;function h(t){var e=t&&t.forceBase64;u&&!e||(this.supportsBinary=!1),n.call(this,t)}s(h,n),h.prototype.name="polling",h.prototype.doOpen=function(){this.poll()},h.prototype.pause=function(t){var e=this;function r(){c("paused"),e.readyState="paused",t()}if(this.readyState="pausing",this.polling||!this.writable){var n=0;this.polling&&(c("we are currently polling - waiting to pause"),n++,this.once("pollComplete",(function(){c("pre-pause polling complete"),--n||r()}))),this.writable||(c("we are currently writing - waiting to pause"),n++,this.once("drain",(function(){c("pre-pause writing complete"),--n||r()})))}else r()},h.prototype.poll=function(){c("polling"),this.polling=!0,this.doPoll(),this.emit("poll")},h.prototype.onData=function(t){var e=this;c("polling got data %s",t);i.decodePayload(t,this.socket.binaryType,(function(t,r,n){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():c('ignoring poll - transport state "%s"',this.readyState))},h.prototype.doClose=function(){var t=this;function e(){c("writing close packet"),t.write([{type:"close"}])}"open"===this.readyState?(c("transport open - closing"),e()):(c("transport not open - deferring close"),this.once("open",e))},h.prototype.write=function(t){var e=this;this.writable=!1;var r=function(){e.writable=!0,e.emit("drain")};i.encodePayload(t,this.supportsBinary,(function(t){e.doWrite(t,r)}))},h.prototype.uri=function(){var t=this.query||{},e=this.secure?"https":"http",r="";return!1!==this.timestampRequests&&(t[this.timestampParam]=a()),this.supportsBinary||t.sid||(t.b64=1),t=o.encode(t),this.port&&("https"===e&&443!==Number(this.port)||"http"===e&&80!==Number(this.port))&&(r=":"+this.port),t.length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+r+this.path+t}},function(t,e,r){(function(e){var n=r(38),o=Object.prototype.toString,i="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===o.call(Blob),s="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===o.call(File);t.exports=function t(r){if(!r||"object"!=typeof r)return!1;if(n(r)){for(var o=0,a=r.length;o<a;o++)if(t(r[o]))return!0;return!1}if("function"==typeof e&&e.isBuffer&&e.isBuffer(r)||"function"==typeof ArrayBuffer&&r instanceof ArrayBuffer||i&&r instanceof Blob||s&&r instanceof File)return!0;if(r.toJSON&&"function"==typeof r.toJSON&&1===arguments.length)return t(r.toJSON(),!0);for(var c in r)if(Object.prototype.hasOwnProperty.call(r,c)&&t(r[c]))return!0;return!1}}).call(this,r(6).Buffer)},function(t,e,r){"use strict";var n,o="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""),i={},s=0,a=0;function c(t){var e="";do{e=o[t%64]+e,t=Math.floor(t/64)}while(t>0);return e}function u(){var t=c(+new Date);return t!==n?(s=0,n=t):t+"."+c(s++)}for(;a<64;a++)i[o[a]]=a;u.encode=c,u.decode=function(t){var e=0;for(a=0;a<t.length;a++)e=64*e+i[t.charAt(a)];return e},t.exports=u},function(t,e){var r=[].indexOf;t.exports=function(t,e){if(r)return t.indexOf(e);for(var n=0;n<t.length;++n)if(t[n]===e)return n;return-1}},function(t,e,r){var n=r(5),o=r(1),i=r(47),s=r(20),a=r(21),c=r(0)("socket.io-client:socket"),u=r(3),h=r(16);t.exports=l;var f={connect:1,connect_error:1,connect_timeout:1,connecting:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1,ping:1,pong:1},p=o.prototype.emit;function l(t,e,r){this.io=t,this.nsp=e,this.json=this,this.ids=0,this.acks={},this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0,this.flags={},r&&r.query&&(this.query=r.query),this.io.autoConnect&&this.open()}o(l.prototype),l.prototype.subEvents=function(){if(!this.subs){var t=this.io;this.subs=[s(t,"open",a(this,"onopen")),s(t,"packet",a(this,"onpacket")),s(t,"close",a(this,"onclose"))]}},l.prototype.open=l.prototype.connect=function(){return this.connected||(this.subEvents(),this.io.reconnecting||this.io.open(),"open"===this.io.readyState&&this.onopen(),this.emit("connecting")),this},l.prototype.send=function(){var t=i(arguments);return t.unshift("message"),this.emit.apply(this,t),this},l.prototype.emit=function(t){if(f.hasOwnProperty(t))return p.apply(this,arguments),this;var e=i(arguments),r={type:(void 0!==this.flags.binary?this.flags.binary:h(e))?n.BINARY_EVENT:n.EVENT,data:e,options:{}};return r.options.compress=!this.flags||!1!==this.flags.compress,"function"==typeof e[e.length-1]&&(c("emitting packet with ack id %d",this.ids),this.acks[this.ids]=e.pop(),r.id=this.ids++),this.connected?this.packet(r):this.sendBuffer.push(r),this.flags={},this},l.prototype.packet=function(t){t.nsp=this.nsp,this.io.packet(t)},l.prototype.onopen=function(){if(c("transport is open - connecting"),"/"!==this.nsp)if(this.query){var t="object"==typeof this.query?u.encode(this.query):this.query;c("sending connect packet with query %s",t),this.packet({type:n.CONNECT,query:t})}else this.packet({type:n.CONNECT})},l.prototype.onclose=function(t){c("close (%s)",t),this.connected=!1,this.disconnected=!0,delete this.id,this.emit("disconnect",t)},l.prototype.onpacket=function(t){var e=t.nsp===this.nsp,r=t.type===n.ERROR&&"/"===t.nsp;if(e||r)switch(t.type){case n.CONNECT:this.onconnect();break;case n.EVENT:case n.BINARY_EVENT:this.onevent(t);break;case n.ACK:case n.BINARY_ACK:this.onack(t);break;case n.DISCONNECT:this.ondisconnect();break;case n.ERROR:this.emit("error",t.data)}},l.prototype.onevent=function(t){var e=t.data||[];c("emitting event %j",e),null!=t.id&&(c("attaching ack callback to event"),e.push(this.ack(t.id))),this.connected?p.apply(this,e):this.receiveBuffer.push(e)},l.prototype.ack=function(t){var e=this,r=!1;return function(){if(!r){r=!0;var o=i(arguments);c("sending ack %j",o),e.packet({type:h(o)?n.BINARY_ACK:n.ACK,id:t,data:o})}}},l.prototype.onack=function(t){var e=this.acks[t.id];"function"==typeof e?(c("calling ack %s with %j",t.id,t.data),e.apply(this,t.data),delete this.acks[t.id]):c("bad ack %s",t.id)},l.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},l.prototype.emitBuffered=function(){var t;for(t=0;t<this.receiveBuffer.length;t++)p.apply(this,this.receiveBuffer[t]);for(this.receiveBuffer=[],t=0;t<this.sendBuffer.length;t++)this.packet(this.sendBuffer[t]);this.sendBuffer=[]},l.prototype.ondisconnect=function(){c("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},l.prototype.destroy=function(){if(this.subs){for(var t=0;t<this.subs.length;t++)this.subs[t].destroy();this.subs=null}this.io.destroy(this)},l.prototype.close=l.prototype.disconnect=function(){return this.connected&&(c("performing disconnect (%s)",this.nsp),this.packet({type:n.DISCONNECT})),this.destroy(),this.connected&&this.onclose("io client disconnect"),this},l.prototype.compress=function(t){return this.flags.compress=t,this},l.prototype.binary=function(t){return this.flags.binary=t,this}},function(t,e){t.exports=function(t,e,r){return t.on(e,r),{destroy:function(){t.removeListener(e,r)}}}},function(t,e){var r=[].slice;t.exports=function(t,e){if("string"==typeof e&&(e=t[e]),"function"!=typeof e)throw new Error("bind() requires a function");var n=r.call(arguments,2);return function(){return e.apply(t,n.concat(r.call(arguments)))}}},function(t,e,r){var n=r(24),o=r(5),i=r(13),s=r(0)("socket.io-client");t.exports=e=c;var a=e.managers={};function c(t,e){"object"==typeof t&&(e=t,t=void 0),e=e||{};var r,o=n(t),c=o.source,u=o.id,h=o.path,f=a[u]&&h in a[u].nsps;return e.forceNew||e["force new connection"]||!1===e.multiplex||f?(s("ignoring socket cache for %s",c),r=i(c,e)):(a[u]||(s("new io instance for %s",c),a[u]=i(c,e)),r=a[u]),o.query&&!e.query&&(e.query=o.query),r.socket(o.path,e)}e.protocol=o.protocol,e.connect=c,e.Manager=r(13),e.Socket=r(19)},function(t,e,r){t.exports=r(49)},function(t,e,r){var n=r(10),o=r(0)("socket.io-client:url");t.exports=function(t,e){var r=t;e=e||"undefined"!=typeof location&&location,null==t&&(t=e.protocol+"//"+e.host);"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?e.protocol+t:e.host+t),/^(https?|wss?):\/\//.test(t)||(o("protocol-less url %s",t),t=void 0!==e?e.protocol+"//"+t:"https://"+t),o("parse %s",t),r=n(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 i=-1!==r.host.indexOf(":")?"["+r.host+"]":r.host;return r.id=r.protocol+"://"+i+":"+r.port,r.href=r.protocol+"://"+i+(e&&e.port===r.port?"":":"+r.port),r}},function(t,e){var r,n,o=t.exports={};function i(){throw new Error("setTimeout has not been defined")}function s(){throw new Error("clearTimeout has not been defined")}function a(t){if(r===setTimeout)return setTimeout(t,0);if((r===i||!r)&&setTimeout)return r=setTimeout,setTimeout(t,0);try{return r(t,0)}catch(e){try{return r.call(null,t,0)}catch(e){return r.call(this,t,0)}}}!function(){try{r="function"==typeof setTimeout?setTimeout:i}catch(t){r=i}try{n="function"==typeof clearTimeout?clearTimeout:s}catch(t){n=s}}();var c,u=[],h=!1,f=-1;function p(){h&&c&&(h=!1,c.length?u=c.concat(u):f=-1,u.length&&l())}function l(){if(!h){var t=a(p);h=!0;for(var e=u.length;e;){for(c=u,u=[];++f<e;)c&&c[f].run();f=-1,e=u.length}c=null,h=!1,function(t){if(n===clearTimeout)return clearTimeout(t);if((n===s||!n)&&clearTimeout)return n=clearTimeout,clearTimeout(t);try{n(t)}catch(e){try{return n.call(null,t)}catch(e){return n.call(this,t)}}}(t)}}function d(t,e){this.fun=t,this.array=e}function y(){}o.nextTick=function(t){var e=new Array(arguments.length-1);if(arguments.length>1)for(var r=1;r<arguments.length;r++)e[r-1]=arguments[r];u.push(new d(t,e)),1!==u.length||h||a(l)},d.prototype.run=function(){this.fun.apply(null,this.array)},o.title="browser",o.browser=!0,o.env={},o.argv=[],o.version="",o.versions={},o.on=y,o.addListener=y,o.once=y,o.off=y,o.removeListener=y,o.removeAllListeners=y,o.emit=y,o.prependListener=y,o.prependOnceListener=y,o.listeners=function(t){return[]},o.binding=function(t){throw new Error("process.binding is not supported")},o.cwd=function(){return"/"},o.chdir=function(t){throw new Error("process.chdir is not supported")},o.umask=function(){return 0}},function(t,e,r){function n(t){var r;function n(){if(n.enabled){var t=n,o=+new Date,i=o-(r||o);t.diff=i,t.prev=r,t.curr=o,r=o;for(var s=new Array(arguments.length),a=0;a<s.length;a++)s[a]=arguments[a];s[0]=e.coerce(s[0]),"string"!=typeof s[0]&&s.unshift("%O");var c=0;s[0]=s[0].replace(/%([a-zA-Z%])/g,(function(r,n){if("%%"===r)return r;c++;var o=e.formatters[n];if("function"==typeof o){var i=s[c];r=o.call(t,i),s.splice(c,1),c--}return r})),e.formatArgs.call(t,s);var u=n.log||e.log||console.log.bind(console);u.apply(t,s)}}return n.namespace=t,n.enabled=e.enabled(t),n.useColors=e.useColors(),n.color=function(t){var r,n=0;for(r in t)n=(n<<5)-n+t.charCodeAt(r),n|=0;return e.colors[Math.abs(n)%e.colors.length]}(t),n.destroy=o,"function"==typeof e.init&&e.init(n),e.instances.push(n),n}function o(){var t=e.instances.indexOf(this);return-1!==t&&(e.instances.splice(t,1),!0)}(e=t.exports=n.debug=n.default=n).coerce=function(t){return t instanceof Error?t.stack||t.message:t},e.disable=function(){e.enable("")},e.enable=function(t){var r;e.save(t),e.names=[],e.skips=[];var n=("string"==typeof t?t:"").split(/[\s,]+/),o=n.length;for(r=0;r<o;r++)n[r]&&("-"===(t=n[r].replace(/\*/g,".*?"))[0]?e.skips.push(new RegExp("^"+t.substr(1)+"$")):e.names.push(new RegExp("^"+t+"$")));for(r=0;r<e.instances.length;r++){var i=e.instances[r];i.enabled=e.enabled(i.namespace)}},e.enabled=function(t){if("*"===t[t.length-1])return!0;var r,n;for(r=0,n=e.skips.length;r<n;r++)if(e.skips[r].test(t))return!1;for(r=0,n=e.names.length;r<n;r++)if(e.names[r].test(t))return!0;return!1},e.humanize=r(27),e.instances=[],e.names=[],e.skips=[],e.formatters={}},function(t,e){var r=1e3,n=6e4,o=60*n,i=24*o;function s(t,e,r){if(!(t<e))return t<1.5*e?Math.floor(t/e)+" "+r:Math.ceil(t/e)+" "+r+"s"}t.exports=function(t,e){e=e||{};var a,c=typeof t;if("string"===c&&t.length>0)return function(t){if((t=String(t)).length>100)return;var e=/^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(t);if(!e)return;var s=parseFloat(e[1]);switch((e[2]||"ms").toLowerCase()){case"years":case"year":case"yrs":case"yr":case"y":return 315576e5*s;case"days":case"day":case"d":return s*i;case"hours":case"hour":case"hrs":case"hr":case"h":return s*o;case"minutes":case"minute":case"mins":case"min":case"m":return s*n;case"seconds":case"second":case"secs":case"sec":case"s":return s*r;case"milliseconds":case"millisecond":case"msecs":case"msec":case"ms":return s;default:return}}(t);if("number"===c&&!1===isNaN(t))return e.long?s(a=t,i,"day")||s(a,o,"hour")||s(a,n,"minute")||s(a,r,"second")||a+" ms":function(t){if(t>=i)return Math.round(t/i)+"d";if(t>=o)return Math.round(t/o)+"h";if(t>=n)return Math.round(t/n)+"m";if(t>=r)return Math.round(t/r)+"s";return t+"ms"}(t);throw new Error("val is not a non-empty string or a valid number. val="+JSON.stringify(t))}},function(t,e,r){var n=r(11),o=r(12),i=Object.prototype.toString,s="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===i.call(Blob),a="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===i.call(File);e.deconstructPacket=function(t){var e=[],r=t.data,i=t;return i.data=function t(e,r){if(!e)return e;if(o(e)){var i={_placeholder:!0,num:r.length};return r.push(e),i}if(n(e)){for(var s=new Array(e.length),a=0;a<e.length;a++)s[a]=t(e[a],r);return s}if("object"==typeof e&&!(e instanceof Date)){s={};for(var c in e)s[c]=t(e[c],r);return s}return e}(r,e),i.attachments=e.length,{packet:i,buffers:e}},e.reconstructPacket=function(t,e){return t.data=function t(e,r){if(!e)return e;if(e&&e._placeholder)return r[e.num];if(n(e))for(var o=0;o<e.length;o++)e[o]=t(e[o],r);else if("object"==typeof e)for(var i in e)e[i]=t(e[i],r);return e}(t.data,e),t.attachments=void 0,t},e.removeBlobs=function(t,e){var r=0,i=t;!function t(c,u,h){if(!c)return c;if(s&&c instanceof Blob||a&&c instanceof File){r++;var f=new FileReader;f.onload=function(){h?h[u]=this.result:i=this.result,--r||e(i)},f.readAsArrayBuffer(c)}else if(n(c))for(var p=0;p<c.length;p++)t(c[p],p,c);else if("object"==typeof c&&!o(c))for(var l in c)t(c[l],l,c)}(i),r||e(i)}},function(t,e){var r;r=function(){return this}();try{r=r||new Function("return this")()}catch(t){"object"==typeof window&&(r=window)}t.exports=r},function(t,e,r){"use strict";e.byteLength=function(t){var e=u(t),r=e[0],n=e[1];return 3*(r+n)/4-n},e.toByteArray=function(t){var e,r,n=u(t),s=n[0],a=n[1],c=new i(function(t,e,r){return 3*(e+r)/4-r}(0,s,a)),h=0,f=a>0?s-4:s;for(r=0;r<f;r+=4)e=o[t.charCodeAt(r)]<<18|o[t.charCodeAt(r+1)]<<12|o[t.charCodeAt(r+2)]<<6|o[t.charCodeAt(r+3)],c[h++]=e>>16&255,c[h++]=e>>8&255,c[h++]=255&e;2===a&&(e=o[t.charCodeAt(r)]<<2|o[t.charCodeAt(r+1)]>>4,c[h++]=255&e);1===a&&(e=o[t.charCodeAt(r)]<<10|o[t.charCodeAt(r+1)]<<4|o[t.charCodeAt(r+2)]>>2,c[h++]=e>>8&255,c[h++]=255&e);return c},e.fromByteArray=function(t){for(var e,r=t.length,o=r%3,i=[],s=0,a=r-o;s<a;s+=16383)i.push(h(t,s,s+16383>a?a:s+16383));1===o?(e=t[r-1],i.push(n[e>>2]+n[e<<4&63]+"==")):2===o&&(e=(t[r-2]<<8)+t[r-1],i.push(n[e>>10]+n[e>>4&63]+n[e<<2&63]+"="));return i.join("")};for(var n=[],o=[],i="undefined"!=typeof Uint8Array?Uint8Array:Array,s="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",a=0,c=s.length;a<c;++a)n[a]=s[a],o[s.charCodeAt(a)]=a;function u(t){var e=t.length;if(e%4>0)throw new Error("Invalid string. Length must be a multiple of 4");var r=t.indexOf("=");return-1===r&&(r=e),[r,r===e?0:4-r%4]}function h(t,e,r){for(var o,i,s=[],a=e;a<r;a+=3)o=(t[a]<<16&16711680)+(t[a+1]<<8&65280)+(255&t[a+2]),s.push(n[(i=o)>>18&63]+n[i>>12&63]+n[i>>6&63]+n[63&i]);return s.join("")}o["-".charCodeAt(0)]=62,o["_".charCodeAt(0)]=63},function(t,e){
 /*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
-e.read=function(t,e,r,n,o){var i,s,a=8*o-n-1,c=(1<<a)-1,u=c>>1,h=-7,f=r?o-1:0,p=r?-1:1,l=t[e+f];for(f+=p,i=l&(1<<-h)-1,l>>=-h,h+=a;h>0;i=256*i+t[e+f],f+=p,h-=8);for(s=i&(1<<-h)-1,i>>=-h,h+=n;h>0;s=256*s+t[e+f],f+=p,h-=8);if(0===i)i=1-u;else{if(i===c)return s?NaN:1/0*(l?-1:1);s+=Math.pow(2,n),i-=u}return(l?-1:1)*s*Math.pow(2,i-n)},e.write=function(t,e,r,n,o,i){var s,a,c,u=8*i-o-1,h=(1<<u)-1,f=h>>1,p=23===o?Math.pow(2,-24)-Math.pow(2,-77):0,l=n?0:i-1,d=n?1:-1,y=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(a=isNaN(e)?1:0,s=h):(s=Math.floor(Math.log(e)/Math.LN2),e*(c=Math.pow(2,-s))<1&&(s--,c*=2),(e+=s+f>=1?p/c:p*Math.pow(2,1-f))*c>=2&&(s++,c/=2),s+f>=h?(a=0,s=h):s+f>=1?(a=(e*c-1)*Math.pow(2,o),s+=f):(a=e*Math.pow(2,f-1)*Math.pow(2,o),s=0));o>=8;t[r+l]=255&a,l+=d,a/=256,o-=8);for(s=s<<o|a,u+=o;u>0;t[r+l]=255&s,l+=d,s/=256,u-=8);t[r+l-d]|=128*y}},function(t,e){var r={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==r.call(t)}},function(t,e,r){t.exports=r(34),t.exports.parser=r(2)},function(t,e,r){var n=r(14),o=r(1),i=r(0)("engine.io-client:socket"),s=r(18),a=r(2),c=r(11),u=r(3);function h(t,e){if(!(this instanceof h))return new h(t,e);e=e||{},t&&"object"==typeof t&&(e=t,t=null),t?(t=c(t),e.hostname=t.host,e.secure="https"===t.protocol||"wss"===t.protocol,e.port=t.port,t.query&&(e.query=t.query)):e.host&&(e.hostname=c(e.host).host),this.secure=null!=e.secure?e.secure:"undefined"!=typeof location&&"https:"===location.protocol,e.hostname&&!e.port&&(e.port=this.secure?"443":"80"),this.agent=e.agent||!1,this.hostname=e.hostname||("undefined"!=typeof location?location.hostname:"localhost"),this.port=e.port||("undefined"!=typeof location&&location.port?location.port:this.secure?443:80),this.query=e.query||{},"string"==typeof this.query&&(this.query=u.decode(this.query)),this.upgrade=!1!==e.upgrade,this.path=(e.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!e.forceJSONP,this.jsonp=!1!==e.jsonp,this.forceBase64=!!e.forceBase64,this.enablesXDR=!!e.enablesXDR,this.withCredentials=!1!==e.withCredentials,this.timestampParam=e.timestampParam||"t",this.timestampRequests=e.timestampRequests,this.transports=e.transports||["polling","websocket"],this.transportOptions=e.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=e.policyPort||843,this.rememberUpgrade=e.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=e.onlyBinaryUpgrades,this.perMessageDeflate=!1!==e.perMessageDeflate&&(e.perMessageDeflate||{}),!0===this.perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=e.pfx||null,this.key=e.key||null,this.passphrase=e.passphrase||null,this.cert=e.cert||null,this.ca=e.ca||null,this.ciphers=e.ciphers||null,this.rejectUnauthorized=void 0===e.rejectUnauthorized||e.rejectUnauthorized,this.forceNode=!!e.forceNode,this.isReactNative="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),("undefined"==typeof self||this.isReactNative)&&(e.extraHeaders&&Object.keys(e.extraHeaders).length>0&&(this.extraHeaders=e.extraHeaders),e.localAddress&&(this.localAddress=e.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,this.open()}t.exports=h,h.priorWebsocketSuccess=!1,o(h.prototype),h.protocol=a.protocol,h.Socket=h,h.Transport=r(10),h.transports=r(14),h.parser=r(2),h.prototype.createTransport=function(t){i('creating transport "%s"',t);var e=function(t){var e={};for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r]);return e}(this.query);e.EIO=a.protocol,e.transport=t;var r=this.transportOptions[t]||{};return this.id&&(e.sid=this.id),new n[t]({query:e,socket:this,agent:r.agent||this.agent,hostname:r.hostname||this.hostname,port:r.port||this.port,secure:r.secure||this.secure,path:r.path||this.path,forceJSONP:r.forceJSONP||this.forceJSONP,jsonp:r.jsonp||this.jsonp,forceBase64:r.forceBase64||this.forceBase64,enablesXDR:r.enablesXDR||this.enablesXDR,withCredentials:r.withCredentials||this.withCredentials,timestampRequests:r.timestampRequests||this.timestampRequests,timestampParam:r.timestampParam||this.timestampParam,policyPort:r.policyPort||this.policyPort,pfx:r.pfx||this.pfx,key:r.key||this.key,passphrase:r.passphrase||this.passphrase,cert:r.cert||this.cert,ca:r.ca||this.ca,ciphers:r.ciphers||this.ciphers,rejectUnauthorized:r.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:r.perMessageDeflate||this.perMessageDeflate,extraHeaders:r.extraHeaders||this.extraHeaders,forceNode:r.forceNode||this.forceNode,localAddress:r.localAddress||this.localAddress,requestTimeout:r.requestTimeout||this.requestTimeout,protocols:r.protocols||void 0,isReactNative:this.isReactNative})},h.prototype.open=function(){var t;if(this.rememberUpgrade&&h.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length){var e=this;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)},h.prototype.setTransport=function(t){i("setting transport %s",t.name);var e=this;this.transport&&(i("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=t,t.on("drain",(function(){e.onDrain()})).on("packet",(function(t){e.onPacket(t)})).on("error",(function(t){e.onError(t)})).on("close",(function(){e.onClose("transport close")}))},h.prototype.probe=function(t){i('probing transport "%s"',t);var e=this.createTransport(t,{probe:1}),r=!1,n=this;function o(){if(n.onlyBinaryUpgrades){var o=!this.supportsBinary&&n.transport.supportsBinary;r=r||o}r||(i('probe transport "%s" opened',t),e.send([{type:"ping",data:"probe"}]),e.once("packet",(function(o){if(!r)if("pong"===o.type&&"probe"===o.data){if(i('probe transport "%s" pong',t),n.upgrading=!0,n.emit("upgrading",e),!e)return;h.priorWebsocketSuccess="websocket"===e.name,i('pausing current transport "%s"',n.transport.name),n.transport.pause((function(){r||"closed"!==n.readyState&&(i("changing transport and sending upgrade packet"),p(),n.setTransport(e),e.send([{type:"upgrade"}]),n.emit("upgrade",e),e=null,n.upgrading=!1,n.flush())}))}else{i('probe transport "%s" failed',t);var s=new Error("probe error");s.transport=e.name,n.emit("upgradeError",s)}})))}function s(){r||(r=!0,p(),e.close(),e=null)}function a(r){var o=new Error("probe error: "+r);o.transport=e.name,s(),i('probe transport "%s" failed because of error: %s',t,r),n.emit("upgradeError",o)}function c(){a("transport closed")}function u(){a("socket closed")}function f(t){e&&t.name!==e.name&&(i('"%s" works - aborting "%s"',t.name,e.name),s())}function p(){e.removeListener("open",o),e.removeListener("error",a),e.removeListener("close",c),n.removeListener("close",u),n.removeListener("upgrading",f)}h.priorWebsocketSuccess=!1,e.once("open",o),e.once("error",a),e.once("close",c),this.once("close",u),this.once("upgrading",f),e.open()},h.prototype.onOpen=function(){if(i("socket open"),this.readyState="open",h.priorWebsocketSuccess="websocket"===this.transport.name,this.emit("open"),this.flush(),"open"===this.readyState&&this.upgrade&&this.transport.pause){i("starting upgrade probes");for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},h.prototype.onPacket=function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(i('socket receive: type "%s", data "%s"',t.type,t.data),this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"pong":this.setPing(),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)}else i('packet received with socket readyState "%s"',this.readyState)},h.prototype.onHandshake=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.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},h.prototype.onHeartbeat=function(t){clearTimeout(this.pingTimeoutTimer);var e=this;e.pingTimeoutTimer=setTimeout((function(){"closed"!==e.readyState&&e.onClose("ping timeout")}),t||e.pingInterval+e.pingTimeout)},h.prototype.setPing=function(){var t=this;clearTimeout(t.pingIntervalTimer),t.pingIntervalTimer=setTimeout((function(){i("writing ping packet - expecting pong within %sms",t.pingTimeout),t.ping(),t.onHeartbeat(t.pingTimeout)}),t.pingInterval)},h.prototype.ping=function(){var t=this;this.sendPacket("ping",(function(){t.emit("ping")}))},h.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush()},h.prototype.flush=function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(i("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},h.prototype.write=h.prototype.send=function(t,e,r){return this.sendPacket("message",t,e,r),this},h.prototype.sendPacket=function(t,e,r,n){if("function"==typeof e&&(n=e,e=void 0),"function"==typeof r&&(n=r,r=null),"closing"!==this.readyState&&"closed"!==this.readyState){(r=r||{}).compress=!1!==r.compress;var o={type:t,data:e,options:r};this.emit("packetCreate",o),this.writeBuffer.push(o),n&&this.once("flush",n),this.flush()}},h.prototype.close=function(){if("opening"===this.readyState||"open"===this.readyState){this.readyState="closing";var t=this;this.writeBuffer.length?this.once("drain",(function(){this.upgrading?n():e()})):this.upgrading?n():e()}function e(){t.onClose("forced close"),i("socket closing - telling transport to close"),t.transport.close()}function r(){t.removeListener("upgrade",r),t.removeListener("upgradeError",r),e()}function n(){t.once("upgrade",r),t.once("upgradeError",r)}return this},h.prototype.onError=function(t){i("socket error %j",t),h.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)},h.prototype.onClose=function(t,e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){i('socket close with reason: "%s"',t);clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",t,e),this.writeBuffer=[],this.prevBufferLen=0}},h.prototype.filterUpgrades=function(t){for(var e=[],r=0,n=t.length;r<n;r++)~s(this.transports,t[r])&&e.push(t[r]);return e}},function(t,e){try{t.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(e){t.exports=!1}},function(t,e,r){var n=r(8),o=r(15),i=r(1),s=r(4),a=r(0)("engine.io-client:polling-xhr"),c=r(9);function u(){}function h(t){if(o.call(this,t),this.requestTimeout=t.requestTimeout,this.extraHeaders=t.extraHeaders,"undefined"!=typeof location){var e="https:"===location.protocol,r=location.port;r||(r=e?443:80),this.xd="undefined"!=typeof location&&t.hostname!==location.hostname||r!==t.port,this.xs=t.secure!==e}}function f(t){this.method=t.method||"GET",this.uri=t.uri,this.xd=!!t.xd,this.xs=!!t.xs,this.async=!1!==t.async,this.data=void 0!==t.data?t.data:null,this.agent=t.agent,this.isBinary=t.isBinary,this.supportsBinary=t.supportsBinary,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.requestTimeout=t.requestTimeout,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.extraHeaders=t.extraHeaders,this.create()}if(t.exports=h,t.exports.Request=f,s(h,o),h.prototype.supportsBinary=!0,h.prototype.request=function(t){return(t=t||{}).uri=this.uri(),t.xd=this.xd,t.xs=this.xs,t.agent=this.agent||!1,t.supportsBinary=this.supportsBinary,t.enablesXDR=this.enablesXDR,t.withCredentials=this.withCredentials,t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized,t.requestTimeout=this.requestTimeout,t.extraHeaders=this.extraHeaders,new f(t)},h.prototype.doWrite=function(t,e){var r="string"!=typeof t&&void 0!==t,n=this.request({method:"POST",data:t,isBinary:r}),o=this;n.on("success",e),n.on("error",(function(t){o.onError("xhr post error",t)})),this.sendXhr=n},h.prototype.doPoll=function(){a("xhr poll");var t=this.request(),e=this;t.on("data",(function(t){e.onData(t)})),t.on("error",(function(t){e.onError("xhr poll error",t)})),this.pollXhr=t},i(f.prototype),f.prototype.create=function(){var t={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR};t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized;var e=this.xhr=new n(t),r=this;try{a("xhr open %s: %s",this.method,this.uri),e.open(this.method,this.uri,this.async);try{if(this.extraHeaders)for(var o in e.setDisableHeaderCheck&&e.setDisableHeaderCheck(!0),this.extraHeaders)this.extraHeaders.hasOwnProperty(o)&&e.setRequestHeader(o,this.extraHeaders[o])}catch(t){}if("POST"===this.method)try{this.isBinary?e.setRequestHeader("Content-type","application/octet-stream"):e.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(t){}try{e.setRequestHeader("Accept","*/*")}catch(t){}"withCredentials"in e&&(e.withCredentials=this.withCredentials),this.requestTimeout&&(e.timeout=this.requestTimeout),this.hasXDR()?(e.onload=function(){r.onLoad()},e.onerror=function(){r.onError(e.responseText)}):e.onreadystatechange=function(){if(2===e.readyState)try{var t=e.getResponseHeader("Content-Type");(r.supportsBinary&&"application/octet-stream"===t||"application/octet-stream; charset=UTF-8"===t)&&(e.responseType="arraybuffer")}catch(t){}4===e.readyState&&(200===e.status||1223===e.status?r.onLoad():setTimeout((function(){r.onError("number"==typeof e.status?e.status:0)}),0))},a("xhr data %s",this.data),e.send(this.data)}catch(t){return void setTimeout((function(){r.onError(t)}),0)}"undefined"!=typeof document&&(this.index=f.requestsCount++,f.requests[this.index]=this)},f.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},f.prototype.onData=function(t){this.emit("data",t),this.onSuccess()},f.prototype.onError=function(t){this.emit("error",t),this.cleanup(!0)},f.prototype.cleanup=function(t){if(void 0!==this.xhr&&null!==this.xhr){if(this.hasXDR()?this.xhr.onload=this.xhr.onerror=u:this.xhr.onreadystatechange=u,t)try{this.xhr.abort()}catch(t){}"undefined"!=typeof document&&delete f.requests[this.index],this.xhr=null}},f.prototype.onLoad=function(){var t;try{var e;try{e=this.xhr.getResponseHeader("Content-Type")}catch(t){}t=("application/octet-stream"===e||"application/octet-stream; charset=UTF-8"===e)&&this.xhr.response||this.xhr.responseText}catch(t){this.onError(t)}null!=t&&this.onData(t)},f.prototype.hasXDR=function(){return"undefined"!=typeof XDomainRequest&&!this.xs&&this.enablesXDR},f.prototype.abort=function(){this.cleanup()},f.requestsCount=0,f.requests={},"undefined"!=typeof document)if("function"==typeof attachEvent)attachEvent("onunload",p);else if("function"==typeof addEventListener){addEventListener("onpagehide"in c?"pagehide":"unload",p,!1)}function p(){for(var t in f.requests)f.requests.hasOwnProperty(t)&&f.requests[t].abort()}},function(t,e){t.exports=Object.keys||function(t){var e=[],r=Object.prototype.hasOwnProperty;for(var n in t)r.call(t,n)&&e.push(n);return e}},function(t,e){t.exports=function(t,e,r){var n=t.byteLength;if(e=e||0,r=r||n,t.slice)return t.slice(e,r);if(e<0&&(e+=n),r<0&&(r+=n),r>n&&(r=n),e>=n||e>=r||0===n)return new ArrayBuffer(0);for(var o=new Uint8Array(t),i=new Uint8Array(r-e),s=e,a=0;s<r;s++,a++)i[a]=o[s];return i.buffer}},function(t,e){function r(){}t.exports=function(t,e,n){var o=!1;return n=n||r,i.count=t,0===t?e():i;function i(t,r){if(i.count<=0)throw new Error("after called too many times");--i.count,t?(o=!0,e(t),e=n):0!==i.count||o||e(null,r)}}},function(t,e){
+e.read=function(t,e,r,n,o){var i,s,a=8*o-n-1,c=(1<<a)-1,u=c>>1,h=-7,f=r?o-1:0,p=r?-1:1,l=t[e+f];for(f+=p,i=l&(1<<-h)-1,l>>=-h,h+=a;h>0;i=256*i+t[e+f],f+=p,h-=8);for(s=i&(1<<-h)-1,i>>=-h,h+=n;h>0;s=256*s+t[e+f],f+=p,h-=8);if(0===i)i=1-u;else{if(i===c)return s?NaN:1/0*(l?-1:1);s+=Math.pow(2,n),i-=u}return(l?-1:1)*s*Math.pow(2,i-n)},e.write=function(t,e,r,n,o,i){var s,a,c,u=8*i-o-1,h=(1<<u)-1,f=h>>1,p=23===o?Math.pow(2,-24)-Math.pow(2,-77):0,l=n?0:i-1,d=n?1:-1,y=e<0||0===e&&1/e<0?1:0;for(e=Math.abs(e),isNaN(e)||e===1/0?(a=isNaN(e)?1:0,s=h):(s=Math.floor(Math.log(e)/Math.LN2),e*(c=Math.pow(2,-s))<1&&(s--,c*=2),(e+=s+f>=1?p/c:p*Math.pow(2,1-f))*c>=2&&(s++,c/=2),s+f>=h?(a=0,s=h):s+f>=1?(a=(e*c-1)*Math.pow(2,o),s+=f):(a=e*Math.pow(2,f-1)*Math.pow(2,o),s=0));o>=8;t[r+l]=255&a,l+=d,a/=256,o-=8);for(s=s<<o|a,u+=o;u>0;t[r+l]=255&s,l+=d,s/=256,u-=8);t[r+l-d]|=128*y}},function(t,e){var r={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==r.call(t)}},function(t,e,r){t.exports=r(34),t.exports.parser=r(2)},function(t,e,r){var n=r(14),o=r(1),i=r(0)("engine.io-client:socket"),s=r(18),a=r(2),c=r(10),u=r(3);function h(t,e){if(!(this instanceof h))return new h(t,e);e=e||{},t&&"object"==typeof t&&(e=t,t=null),t?(t=c(t),e.hostname=t.host,e.secure="https"===t.protocol||"wss"===t.protocol,e.port=t.port,t.query&&(e.query=t.query)):e.host&&(e.hostname=c(e.host).host),this.secure=null!=e.secure?e.secure:"undefined"!=typeof location&&"https:"===location.protocol,e.hostname&&!e.port&&(e.port=this.secure?"443":"80"),this.agent=e.agent||!1,this.hostname=e.hostname||("undefined"!=typeof location?location.hostname:"localhost"),this.port=e.port||("undefined"!=typeof location&&location.port?location.port:this.secure?443:80),this.query=e.query||{},"string"==typeof this.query&&(this.query=u.decode(this.query)),this.upgrade=!1!==e.upgrade,this.path=(e.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!e.forceJSONP,this.jsonp=!1!==e.jsonp,this.forceBase64=!!e.forceBase64,this.enablesXDR=!!e.enablesXDR,this.withCredentials=!1!==e.withCredentials,this.timestampParam=e.timestampParam||"t",this.timestampRequests=e.timestampRequests,this.transports=e.transports||["polling","websocket"],this.transportOptions=e.transportOptions||{},this.readyState="",this.writeBuffer=[],this.prevBufferLen=0,this.policyPort=e.policyPort||843,this.rememberUpgrade=e.rememberUpgrade||!1,this.binaryType=null,this.onlyBinaryUpgrades=e.onlyBinaryUpgrades,this.perMessageDeflate=!1!==e.perMessageDeflate&&(e.perMessageDeflate||{}),!0===this.perMessageDeflate&&(this.perMessageDeflate={}),this.perMessageDeflate&&null==this.perMessageDeflate.threshold&&(this.perMessageDeflate.threshold=1024),this.pfx=e.pfx||void 0,this.key=e.key||void 0,this.passphrase=e.passphrase||void 0,this.cert=e.cert||void 0,this.ca=e.ca||void 0,this.ciphers=e.ciphers||void 0,this.rejectUnauthorized=void 0===e.rejectUnauthorized||e.rejectUnauthorized,this.forceNode=!!e.forceNode,this.isReactNative="undefined"!=typeof navigator&&"string"==typeof navigator.product&&"reactnative"===navigator.product.toLowerCase(),("undefined"==typeof self||this.isReactNative)&&(e.extraHeaders&&Object.keys(e.extraHeaders).length>0&&(this.extraHeaders=e.extraHeaders),e.localAddress&&(this.localAddress=e.localAddress)),this.id=null,this.upgrades=null,this.pingInterval=null,this.pingTimeout=null,this.pingIntervalTimer=null,this.pingTimeoutTimer=null,this.open()}t.exports=h,h.priorWebsocketSuccess=!1,o(h.prototype),h.protocol=a.protocol,h.Socket=h,h.Transport=r(9),h.transports=r(14),h.parser=r(2),h.prototype.createTransport=function(t){i('creating transport "%s"',t);var e=function(t){var e={};for(var r in t)t.hasOwnProperty(r)&&(e[r]=t[r]);return e}(this.query);e.EIO=a.protocol,e.transport=t;var r=this.transportOptions[t]||{};return this.id&&(e.sid=this.id),new n[t]({query:e,socket:this,agent:r.agent||this.agent,hostname:r.hostname||this.hostname,port:r.port||this.port,secure:r.secure||this.secure,path:r.path||this.path,forceJSONP:r.forceJSONP||this.forceJSONP,jsonp:r.jsonp||this.jsonp,forceBase64:r.forceBase64||this.forceBase64,enablesXDR:r.enablesXDR||this.enablesXDR,withCredentials:r.withCredentials||this.withCredentials,timestampRequests:r.timestampRequests||this.timestampRequests,timestampParam:r.timestampParam||this.timestampParam,policyPort:r.policyPort||this.policyPort,pfx:r.pfx||this.pfx,key:r.key||this.key,passphrase:r.passphrase||this.passphrase,cert:r.cert||this.cert,ca:r.ca||this.ca,ciphers:r.ciphers||this.ciphers,rejectUnauthorized:r.rejectUnauthorized||this.rejectUnauthorized,perMessageDeflate:r.perMessageDeflate||this.perMessageDeflate,extraHeaders:r.extraHeaders||this.extraHeaders,forceNode:r.forceNode||this.forceNode,localAddress:r.localAddress||this.localAddress,requestTimeout:r.requestTimeout||this.requestTimeout,protocols:r.protocols||void 0,isReactNative:this.isReactNative})},h.prototype.open=function(){var t;if(this.rememberUpgrade&&h.priorWebsocketSuccess&&-1!==this.transports.indexOf("websocket"))t="websocket";else{if(0===this.transports.length){var e=this;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)},h.prototype.setTransport=function(t){i("setting transport %s",t.name);var e=this;this.transport&&(i("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=t,t.on("drain",(function(){e.onDrain()})).on("packet",(function(t){e.onPacket(t)})).on("error",(function(t){e.onError(t)})).on("close",(function(){e.onClose("transport close")}))},h.prototype.probe=function(t){i('probing transport "%s"',t);var e=this.createTransport(t,{probe:1}),r=!1,n=this;function o(){if(n.onlyBinaryUpgrades){var o=!this.supportsBinary&&n.transport.supportsBinary;r=r||o}r||(i('probe transport "%s" opened',t),e.send([{type:"ping",data:"probe"}]),e.once("packet",(function(o){if(!r)if("pong"===o.type&&"probe"===o.data){if(i('probe transport "%s" pong',t),n.upgrading=!0,n.emit("upgrading",e),!e)return;h.priorWebsocketSuccess="websocket"===e.name,i('pausing current transport "%s"',n.transport.name),n.transport.pause((function(){r||"closed"!==n.readyState&&(i("changing transport and sending upgrade packet"),p(),n.setTransport(e),e.send([{type:"upgrade"}]),n.emit("upgrade",e),e=null,n.upgrading=!1,n.flush())}))}else{i('probe transport "%s" failed',t);var s=new Error("probe error");s.transport=e.name,n.emit("upgradeError",s)}})))}function s(){r||(r=!0,p(),e.close(),e=null)}function a(r){var o=new Error("probe error: "+r);o.transport=e.name,s(),i('probe transport "%s" failed because of error: %s',t,r),n.emit("upgradeError",o)}function c(){a("transport closed")}function u(){a("socket closed")}function f(t){e&&t.name!==e.name&&(i('"%s" works - aborting "%s"',t.name,e.name),s())}function p(){e.removeListener("open",o),e.removeListener("error",a),e.removeListener("close",c),n.removeListener("close",u),n.removeListener("upgrading",f)}h.priorWebsocketSuccess=!1,e.once("open",o),e.once("error",a),e.once("close",c),this.once("close",u),this.once("upgrading",f),e.open()},h.prototype.onOpen=function(){if(i("socket open"),this.readyState="open",h.priorWebsocketSuccess="websocket"===this.transport.name,this.emit("open"),this.flush(),"open"===this.readyState&&this.upgrade&&this.transport.pause){i("starting upgrade probes");for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},h.prototype.onPacket=function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(i('socket receive: type "%s", data "%s"',t.type,t.data),this.emit("packet",t),this.emit("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"pong":this.setPing(),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)}else i('packet received with socket readyState "%s"',this.readyState)},h.prototype.onHandshake=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.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},h.prototype.onHeartbeat=function(t){clearTimeout(this.pingTimeoutTimer);var e=this;e.pingTimeoutTimer=setTimeout((function(){"closed"!==e.readyState&&e.onClose("ping timeout")}),t||e.pingInterval+e.pingTimeout)},h.prototype.setPing=function(){var t=this;clearTimeout(t.pingIntervalTimer),t.pingIntervalTimer=setTimeout((function(){i("writing ping packet - expecting pong within %sms",t.pingTimeout),t.ping(),t.onHeartbeat(t.pingTimeout)}),t.pingInterval)},h.prototype.ping=function(){var t=this;this.sendPacket("ping",(function(){t.emit("ping")}))},h.prototype.onDrain=function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emit("drain"):this.flush()},h.prototype.flush=function(){"closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(i("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},h.prototype.write=h.prototype.send=function(t,e,r){return this.sendPacket("message",t,e,r),this},h.prototype.sendPacket=function(t,e,r,n){if("function"==typeof e&&(n=e,e=void 0),"function"==typeof r&&(n=r,r=null),"closing"!==this.readyState&&"closed"!==this.readyState){(r=r||{}).compress=!1!==r.compress;var o={type:t,data:e,options:r};this.emit("packetCreate",o),this.writeBuffer.push(o),n&&this.once("flush",n),this.flush()}},h.prototype.close=function(){if("opening"===this.readyState||"open"===this.readyState){this.readyState="closing";var t=this;this.writeBuffer.length?this.once("drain",(function(){this.upgrading?n():e()})):this.upgrading?n():e()}function e(){t.onClose("forced close"),i("socket closing - telling transport to close"),t.transport.close()}function r(){t.removeListener("upgrade",r),t.removeListener("upgradeError",r),e()}function n(){t.once("upgrade",r),t.once("upgradeError",r)}return this},h.prototype.onError=function(t){i("socket error %j",t),h.priorWebsocketSuccess=!1,this.emit("error",t),this.onClose("transport error",t)},h.prototype.onClose=function(t,e){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState){i('socket close with reason: "%s"',t);clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",t,e),this.writeBuffer=[],this.prevBufferLen=0}},h.prototype.filterUpgrades=function(t){for(var e=[],r=0,n=t.length;r<n;r++)~s(this.transports,t[r])&&e.push(t[r]);return e}},function(t,e){try{t.exports="undefined"!=typeof XMLHttpRequest&&"withCredentials"in new XMLHttpRequest}catch(e){t.exports=!1}},function(t,e,r){var n=r(7),o=r(15),i=r(1),s=r(4),a=r(0)("engine.io-client:polling-xhr"),c=r(8);function u(){}function h(t){if(o.call(this,t),this.requestTimeout=t.requestTimeout,this.extraHeaders=t.extraHeaders,"undefined"!=typeof location){var e="https:"===location.protocol,r=location.port;r||(r=e?443:80),this.xd="undefined"!=typeof location&&t.hostname!==location.hostname||r!==t.port,this.xs=t.secure!==e}}function f(t){this.method=t.method||"GET",this.uri=t.uri,this.xd=!!t.xd,this.xs=!!t.xs,this.async=!1!==t.async,this.data=void 0!==t.data?t.data:null,this.agent=t.agent,this.isBinary=t.isBinary,this.supportsBinary=t.supportsBinary,this.enablesXDR=t.enablesXDR,this.withCredentials=t.withCredentials,this.requestTimeout=t.requestTimeout,this.pfx=t.pfx,this.key=t.key,this.passphrase=t.passphrase,this.cert=t.cert,this.ca=t.ca,this.ciphers=t.ciphers,this.rejectUnauthorized=t.rejectUnauthorized,this.extraHeaders=t.extraHeaders,this.create()}if(t.exports=h,t.exports.Request=f,s(h,o),h.prototype.supportsBinary=!0,h.prototype.request=function(t){return(t=t||{}).uri=this.uri(),t.xd=this.xd,t.xs=this.xs,t.agent=this.agent||!1,t.supportsBinary=this.supportsBinary,t.enablesXDR=this.enablesXDR,t.withCredentials=this.withCredentials,t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized,t.requestTimeout=this.requestTimeout,t.extraHeaders=this.extraHeaders,new f(t)},h.prototype.doWrite=function(t,e){var r="string"!=typeof t&&void 0!==t,n=this.request({method:"POST",data:t,isBinary:r}),o=this;n.on("success",e),n.on("error",(function(t){o.onError("xhr post error",t)})),this.sendXhr=n},h.prototype.doPoll=function(){a("xhr poll");var t=this.request(),e=this;t.on("data",(function(t){e.onData(t)})),t.on("error",(function(t){e.onError("xhr poll error",t)})),this.pollXhr=t},i(f.prototype),f.prototype.create=function(){var t={agent:this.agent,xdomain:this.xd,xscheme:this.xs,enablesXDR:this.enablesXDR};t.pfx=this.pfx,t.key=this.key,t.passphrase=this.passphrase,t.cert=this.cert,t.ca=this.ca,t.ciphers=this.ciphers,t.rejectUnauthorized=this.rejectUnauthorized;var e=this.xhr=new n(t),r=this;try{a("xhr open %s: %s",this.method,this.uri),e.open(this.method,this.uri,this.async);try{if(this.extraHeaders)for(var o in e.setDisableHeaderCheck&&e.setDisableHeaderCheck(!0),this.extraHeaders)this.extraHeaders.hasOwnProperty(o)&&e.setRequestHeader(o,this.extraHeaders[o])}catch(t){}if("POST"===this.method)try{this.isBinary?e.setRequestHeader("Content-type","application/octet-stream"):e.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(t){}try{e.setRequestHeader("Accept","*/*")}catch(t){}"withCredentials"in e&&(e.withCredentials=this.withCredentials),this.requestTimeout&&(e.timeout=this.requestTimeout),this.hasXDR()?(e.onload=function(){r.onLoad()},e.onerror=function(){r.onError(e.responseText)}):e.onreadystatechange=function(){if(2===e.readyState)try{var t=e.getResponseHeader("Content-Type");(r.supportsBinary&&"application/octet-stream"===t||"application/octet-stream; charset=UTF-8"===t)&&(e.responseType="arraybuffer")}catch(t){}4===e.readyState&&(200===e.status||1223===e.status?r.onLoad():setTimeout((function(){r.onError("number"==typeof e.status?e.status:0)}),0))},a("xhr data %s",this.data),e.send(this.data)}catch(t){return void setTimeout((function(){r.onError(t)}),0)}"undefined"!=typeof document&&(this.index=f.requestsCount++,f.requests[this.index]=this)},f.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},f.prototype.onData=function(t){this.emit("data",t),this.onSuccess()},f.prototype.onError=function(t){this.emit("error",t),this.cleanup(!0)},f.prototype.cleanup=function(t){if(void 0!==this.xhr&&null!==this.xhr){if(this.hasXDR()?this.xhr.onload=this.xhr.onerror=u:this.xhr.onreadystatechange=u,t)try{this.xhr.abort()}catch(t){}"undefined"!=typeof document&&delete f.requests[this.index],this.xhr=null}},f.prototype.onLoad=function(){var t;try{var e;try{e=this.xhr.getResponseHeader("Content-Type")}catch(t){}t=("application/octet-stream"===e||"application/octet-stream; charset=UTF-8"===e)&&this.xhr.response||this.xhr.responseText}catch(t){this.onError(t)}null!=t&&this.onData(t)},f.prototype.hasXDR=function(){return"undefined"!=typeof XDomainRequest&&!this.xs&&this.enablesXDR},f.prototype.abort=function(){this.cleanup()},f.requestsCount=0,f.requests={},"undefined"!=typeof document)if("function"==typeof attachEvent)attachEvent("onunload",p);else if("function"==typeof addEventListener){addEventListener("onpagehide"in c?"pagehide":"unload",p,!1)}function p(){for(var t in f.requests)f.requests.hasOwnProperty(t)&&f.requests[t].abort()}},function(t,e){t.exports=Object.keys||function(t){var e=[],r=Object.prototype.hasOwnProperty;for(var n in t)r.call(t,n)&&e.push(n);return e}},function(t,e){var r={}.toString;t.exports=Array.isArray||function(t){return"[object Array]"==r.call(t)}},function(t,e){t.exports=function(t,e,r){var n=t.byteLength;if(e=e||0,r=r||n,t.slice)return t.slice(e,r);if(e<0&&(e+=n),r<0&&(r+=n),r>n&&(r=n),e>=n||e>=r||0===n)return new ArrayBuffer(0);for(var o=new Uint8Array(t),i=new Uint8Array(r-e),s=e,a=0;s<r;s++,a++)i[a]=o[s];return i.buffer}},function(t,e){function r(){}t.exports=function(t,e,n){var o=!1;return n=n||r,i.count=t,0===t?e():i;function i(t,r){if(i.count<=0)throw new Error("after called too many times");--i.count,t?(o=!0,e(t),e=n):0!==i.count||o||e(null,r)}}},function(t,e){
 /*! https://mths.be/utf8js v2.1.2 by @mathias */
-var r,n,o,i=String.fromCharCode;function s(t){for(var e,r,n=[],o=0,i=t.length;o<i;)(e=t.charCodeAt(o++))>=55296&&e<=56319&&o<i?56320==(64512&(r=t.charCodeAt(o++)))?n.push(((1023&e)<<10)+(1023&r)+65536):(n.push(e),o--):n.push(e);return n}function a(t,e){if(t>=55296&&t<=57343){if(e)throw Error("Lone surrogate U+"+t.toString(16).toUpperCase()+" is not a scalar value");return!1}return!0}function c(t,e){return i(t>>e&63|128)}function u(t,e){if(0==(4294967168&t))return i(t);var r="";return 0==(4294965248&t)?r=i(t>>6&31|192):0==(4294901760&t)?(a(t,e)||(t=65533),r=i(t>>12&15|224),r+=c(t,6)):0==(4292870144&t)&&(r=i(t>>18&7|240),r+=c(t,12),r+=c(t,6)),r+=i(63&t|128)}function h(){if(o>=n)throw Error("Invalid byte index");var t=255&r[o];if(o++,128==(192&t))return 63&t;throw Error("Invalid continuation byte")}function f(t){var e,i;if(o>n)throw Error("Invalid byte index");if(o==n)return!1;if(e=255&r[o],o++,0==(128&e))return e;if(192==(224&e)){if((i=(31&e)<<6|h())>=128)return i;throw Error("Invalid continuation byte")}if(224==(240&e)){if((i=(15&e)<<12|h()<<6|h())>=2048)return a(i,t)?i:65533;throw Error("Invalid continuation byte")}if(240==(248&e)&&(i=(7&e)<<18|h()<<12|h()<<6|h())>=65536&&i<=1114111)return i;throw Error("Invalid UTF-8 detected")}t.exports={version:"2.1.2",encode:function(t,e){for(var r=!1!==(e=e||{}).strict,n=s(t),o=n.length,i=-1,a="";++i<o;)a+=u(n[i],r);return a},decode:function(t,e){var a=!1!==(e=e||{}).strict;r=s(t),n=r.length,o=0;for(var c,u=[];!1!==(c=f(a));)u.push(c);return function(t){for(var e,r=t.length,n=-1,o="";++n<r;)(e=t[n])>65535&&(o+=i((e-=65536)>>>10&1023|55296),e=56320|1023&e),o+=i(e);return o}(u)}}},function(t,e){!function(t){"use strict";e.encode=function(e){var r,n=new Uint8Array(e),o=n.length,i="";for(r=0;r<o;r+=3)i+=t[n[r]>>2],i+=t[(3&n[r])<<4|n[r+1]>>4],i+=t[(15&n[r+1])<<2|n[r+2]>>6],i+=t[63&n[r+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 r,n,o,i,s,a=.75*e.length,c=e.length,u=0;"="===e[e.length-1]&&(a--,"="===e[e.length-2]&&a--);var h=new ArrayBuffer(a),f=new Uint8Array(h);for(r=0;r<c;r+=4)n=t.indexOf(e[r]),o=t.indexOf(e[r+1]),i=t.indexOf(e[r+2]),s=t.indexOf(e[r+3]),f[u++]=n<<2|o>>4,f[u++]=(15&o)<<4|i>>2,f[u++]=(3&i)<<6|63&s;return h}}("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")},function(t,e){var r=void 0!==r?r:"undefined"!=typeof WebKitBlobBuilder?WebKitBlobBuilder:"undefined"!=typeof MSBlobBuilder?MSBlobBuilder:"undefined"!=typeof MozBlobBuilder&&MozBlobBuilder,n=function(){try{return 2===new Blob(["hi"]).size}catch(t){return!1}}(),o=n&&function(){try{return 2===new Blob([new Uint8Array([1,2])]).size}catch(t){return!1}}(),i=r&&r.prototype.append&&r.prototype.getBlob;function s(t){return t.map((function(t){if(t.buffer instanceof ArrayBuffer){var e=t.buffer;if(t.byteLength!==e.byteLength){var r=new Uint8Array(t.byteLength);r.set(new Uint8Array(e,t.byteOffset,t.byteLength)),e=r.buffer}return e}return t}))}function a(t,e){e=e||{};var n=new r;return s(t).forEach((function(t){n.append(t)})),e.type?n.getBlob(e.type):n.getBlob()}function c(t,e){return new Blob(s(t),e||{})}"undefined"!=typeof Blob&&(a.prototype=Blob.prototype,c.prototype=Blob.prototype),t.exports=n?o?Blob:c:i?a:void 0},function(t,e,r){var n=r(15),o=r(4),i=r(9);t.exports=h;var s,a=/\n/g,c=/\\n/g;function u(){}function h(t){n.call(this,t),this.query=this.query||{},s||(s=i.___eio=i.___eio||[]),this.index=s.length;var e=this;s.push((function(t){e.onData(t)})),this.query.j=this.index,"function"==typeof addEventListener&&addEventListener("beforeunload",(function(){e.script&&(e.script.onerror=u)}),!1)}o(h,n),h.prototype.supportsBinary=!1,h.prototype.doClose=function(){this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),this.form&&(this.form.parentNode.removeChild(this.form),this.form=null,this.iframe=null),n.prototype.doClose.call(this)},h.prototype.doPoll=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 r=document.getElementsByTagName("script")[0];r?r.parentNode.insertBefore(e,r):(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)},h.prototype.doWrite=function(t,e){var r=this;if(!this.form){var n,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 u(){h(),e()}function h(){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}this.form.action=this.uri(),h(),t=t.replace(c,"\\\n"),this.area.value=t.replace(a,"\\n");try{this.form.submit()}catch(t){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"===r.iframe.readyState&&u()}:this.iframe.onload=u}},function(t,e,r){(function(e){var n,o,i=r(10),s=r(2),a=r(3),c=r(4),u=r(17),h=r(0)("engine.io-client:websocket");if("undefined"!=typeof WebSocket?n=WebSocket:"undefined"!=typeof self&&(n=self.WebSocket||self.MozWebSocket),"undefined"==typeof window)try{o=r(45)}catch(t){}var f=n||o;function p(t){t&&t.forceBase64&&(this.supportsBinary=!1),this.perMessageDeflate=t.perMessageDeflate,this.usingBrowserWebSocket=n&&!t.forceNode,this.protocols=t.protocols,this.usingBrowserWebSocket||(f=o),i.call(this,t)}t.exports=p,c(p,i),p.prototype.name="websocket",p.prototype.supportsBinary=!0,p.prototype.doOpen=function(){if(this.check()){var t=this.uri(),e=this.protocols,r={};this.isReactNative||(r.agent=this.agent,r.perMessageDeflate=this.perMessageDeflate,r.pfx=this.pfx,r.key=this.key,r.passphrase=this.passphrase,r.cert=this.cert,r.ca=this.ca,r.ciphers=this.ciphers,r.rejectUnauthorized=this.rejectUnauthorized),this.extraHeaders&&(r.headers=this.extraHeaders),this.localAddress&&(r.localAddress=this.localAddress);try{this.ws=this.usingBrowserWebSocket&&!this.isReactNative?e?new f(t,e):new f(t):new f(t,e,r)}catch(t){return this.emit("error",t)}void 0===this.ws.binaryType&&(this.supportsBinary=!1),this.ws.supports&&this.ws.supports.binary?(this.supportsBinary=!0,this.ws.binaryType="nodebuffer"):this.ws.binaryType="arraybuffer",this.addEventListeners()}},p.prototype.addEventListeners=function(){var t=this;this.ws.onopen=function(){t.onOpen()},this.ws.onclose=function(){t.onClose()},this.ws.onmessage=function(e){t.onData(e.data)},this.ws.onerror=function(e){t.onError("websocket error",e)}},p.prototype.write=function(t){var r=this;this.writable=!1;for(var n=t.length,o=0,i=n;o<i;o++)!function(t){s.encodePacket(t,r.supportsBinary,(function(o){if(!r.usingBrowserWebSocket){var i={};if(t.options&&(i.compress=t.options.compress),r.perMessageDeflate)("string"==typeof o?e.byteLength(o):o.length)<r.perMessageDeflate.threshold&&(i.compress=!1)}try{r.usingBrowserWebSocket?r.ws.send(o):r.ws.send(o,i)}catch(t){h("websocket closed before onclose event")}--n||a()}))}(t[o]);function a(){r.emit("flush"),setTimeout((function(){r.writable=!0,r.emit("drain")}),0)}},p.prototype.onClose=function(){i.prototype.onClose.call(this)},p.prototype.doClose=function(){void 0!==this.ws&&this.ws.close()},p.prototype.uri=function(){var t=this.query||{},e=this.secure?"wss":"ws",r="";return this.port&&("wss"===e&&443!==Number(this.port)||"ws"===e&&80!==Number(this.port))&&(r=":"+this.port),this.timestampRequests&&(t[this.timestampParam]=u()),this.supportsBinary||(t.b64=1),(t=a.encode(t)).length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+r+this.path+t},p.prototype.check=function(){return!(!f||"__initialize"in f&&this.name===p.prototype.name)}}).call(this,r(7).Buffer)},function(t,e){},function(t,e){t.exports=function(t,e){for(var r=[],n=(e=e||0)||0;n<t.length;n++)r[n-e]=t[n];return r}},function(t,e){function r(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=r,r.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),r=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-r:t+r}return 0|Math.min(t,this.max)},r.prototype.reset=function(){this.attempts=0},r.prototype.setMin=function(t){this.ms=t},r.prototype.setMax=function(t){this.max=t},r.prototype.setJitter=function(t){this.jitter=t}},function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return g}));var n={beforeCreate(){this.sockets||(this.sockets={}),this.sockets.subscribe=(t,e)=>{this.$vueSocketIo.emitter.addListener(t,e,this)},this.sockets.unsubscribe=t=>{this.$vueSocketIo.emitter.removeListener(t,this)}},mounted(){this.$options.sockets&&Object.keys(this.$options.sockets).forEach(t=>{"subscribe"!==t&&"unsubscribe"!==t&&this.$vueSocketIo.emitter.addListener(t,this.$options.sockets[t],this)})},beforeDestroy(){this.$options.sockets&&Object.keys(this.$options.sockets).forEach(t=>{this.$vueSocketIo.emitter.removeListener(t,this)})}};function o(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}var i=new(function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.debug=!1,this.prefix="%cVue-Socket.io: "}var e,r,n;return e=t,(r=[{key:"info",value:function(t,e=""){this.debug&&window.console.info(this.prefix+"%c"+t,"color: blue; font-weight: 600","color: #333333",e)}},{key:"error",value:function(){this.debug&&window.console.error(this.prefix,...arguments)}},{key:"warn",value:function(){this.debug&&window.console.warn(this.prefix,...arguments)}},{key:"event",value:function(t,e=""){this.debug&&window.console.info(this.prefix+"%c"+t,"color: blue; font-weight: 600","color: #333333",e)}}])&&o(e.prototype,r),n&&o(e,n),t}());function s(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}let a=function(){function t(e,r){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.io=e,this.register(),this.emitter=r}var e,r,n;return e=t,(r=[{key:"register",value:function(){this.io.onevent=t=>{let[e,...r]=t.data;1===r.length&&(r=r[0]),this.onEvent(e,r)},t.staticEvents.forEach(t=>this.io.on(t,e=>this.onEvent(t,e)))}},{key:"onEvent",value:function(t,e){this.emitter.emit(t,e)}}])&&s(e.prototype,r),n&&s(e,n),t}();var c,u,h;function f(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}h=["connect","error","disconnect","reconnect","reconnect_attempt","reconnecting","reconnect_error","reconnect_failed","connect_error","connect_timeout","connecting","ping","pong"],(u="staticEvents")in(c=a)?Object.defineProperty(c,u,{value:h,enumerable:!0,configurable:!0,writable:!0}):c[u]=h;let p=function(){function t(e={}){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),i.info(e?"Vuex adapter enabled":"Vuex adapter disabled"),i.info(e.mutationPrefix?"Vuex socket mutations enabled":"Vuex socket mutations disabled"),i.info(e?"Vuex socket actions enabled":"Vuex socket actions disabled"),this.store=e.store,this.actionPrefix=e.actionPrefix?e.actionPrefix:"SOCKET_",this.mutationPrefix=e.mutationPrefix,this.listeners=new Map}var e,r,n;return e=t,(r=[{key:"addListener",value:function(t,e,r){if("function"!=typeof e)throw new Error("callback must be a function");this.listeners.has(t)||this.listeners.set(t,[]),this.listeners.get(t).push({callback:e,component:r}),i.info(`#${t} subscribe, component: ${r.$options.name}`)}},{key:"removeListener",value:function(t,e){if(this.listeners.has(t)){const r=this.listeners.get(t).filter(t=>t.component!==e);r.length>0?this.listeners.set(t,r):this.listeners.delete(t),i.info(`#${t} unsubscribe, component: ${e.$options.name}`)}}},{key:"emit",value:function(t,e){this.listeners.has(t)&&(i.info(`Broadcasting: #${t}, Data:`,e),this.listeners.get(t).forEach(t=>{t.callback.call(t.component,e)})),"ping"!==t&&"pong"!==t&&this.dispatchStore(t,e)}},{key:"dispatchStore",value:function(t,e){if(this.store&&this.store._actions){let r=this.actionPrefix+t;for(let t in this.store._actions)t.split("/").pop()===r&&(i.info(`Dispatching Action: ${t}, Data:`,e),this.store.dispatch(t,e));if(this.mutationPrefix){let r=this.mutationPrefix+t;for(let t in this.store._mutations)t.split("/").pop()===r&&(i.info(`Commiting Mutation: ${t}, Data:`,e),this.store.commit(t,e))}}}}])&&f(e.prototype,r),n&&f(e,n),t}();var l=r(22),d=r.n(l);function y(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}let g=function(){function t({connection:e,vuex:r,debug:n,options:o}){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),i.debug=n,this.io=this.connect(e,o),this.emitter=new p(r),this.listener=new a(this.io,this.emitter)}var e,r,o;return e=t,(r=[{key:"install",value:function(t){Number(t.version.split(".")[0])>=3?(t.config.globalProperties.$socket=this.io,t.config.globalProperties.$vueSocketIo=this):(t.prototype.$socket=this.io,t.prototype.$vueSocketIo=this),t.mixin(n),i.info("Vue-Socket.io plugin enabled")}},{key:"connect",value:function(t,e){if(t&&"object"==typeof t)return i.info("Received socket.io-client instance"),t;if("string"==typeof t)return i.info("Received connection string"),this.io=d()(t,e);throw new Error("Unsupported connection type")}}])&&y(e.prototype,r),o&&y(e,o),t}()}]).default}));
\ No newline at end of file
+var r,n,o,i=String.fromCharCode;function s(t){for(var e,r,n=[],o=0,i=t.length;o<i;)(e=t.charCodeAt(o++))>=55296&&e<=56319&&o<i?56320==(64512&(r=t.charCodeAt(o++)))?n.push(((1023&e)<<10)+(1023&r)+65536):(n.push(e),o--):n.push(e);return n}function a(t,e){if(t>=55296&&t<=57343){if(e)throw Error("Lone surrogate U+"+t.toString(16).toUpperCase()+" is not a scalar value");return!1}return!0}function c(t,e){return i(t>>e&63|128)}function u(t,e){if(0==(4294967168&t))return i(t);var r="";return 0==(4294965248&t)?r=i(t>>6&31|192):0==(4294901760&t)?(a(t,e)||(t=65533),r=i(t>>12&15|224),r+=c(t,6)):0==(4292870144&t)&&(r=i(t>>18&7|240),r+=c(t,12),r+=c(t,6)),r+=i(63&t|128)}function h(){if(o>=n)throw Error("Invalid byte index");var t=255&r[o];if(o++,128==(192&t))return 63&t;throw Error("Invalid continuation byte")}function f(t){var e,i;if(o>n)throw Error("Invalid byte index");if(o==n)return!1;if(e=255&r[o],o++,0==(128&e))return e;if(192==(224&e)){if((i=(31&e)<<6|h())>=128)return i;throw Error("Invalid continuation byte")}if(224==(240&e)){if((i=(15&e)<<12|h()<<6|h())>=2048)return a(i,t)?i:65533;throw Error("Invalid continuation byte")}if(240==(248&e)&&(i=(7&e)<<18|h()<<12|h()<<6|h())>=65536&&i<=1114111)return i;throw Error("Invalid UTF-8 detected")}t.exports={version:"2.1.2",encode:function(t,e){for(var r=!1!==(e=e||{}).strict,n=s(t),o=n.length,i=-1,a="";++i<o;)a+=u(n[i],r);return a},decode:function(t,e){var a=!1!==(e=e||{}).strict;r=s(t),n=r.length,o=0;for(var c,u=[];!1!==(c=f(a));)u.push(c);return function(t){for(var e,r=t.length,n=-1,o="";++n<r;)(e=t[n])>65535&&(o+=i((e-=65536)>>>10&1023|55296),e=56320|1023&e),o+=i(e);return o}(u)}}},function(t,e){!function(t){"use strict";e.encode=function(e){var r,n=new Uint8Array(e),o=n.length,i="";for(r=0;r<o;r+=3)i+=t[n[r]>>2],i+=t[(3&n[r])<<4|n[r+1]>>4],i+=t[(15&n[r+1])<<2|n[r+2]>>6],i+=t[63&n[r+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 r,n,o,i,s,a=.75*e.length,c=e.length,u=0;"="===e[e.length-1]&&(a--,"="===e[e.length-2]&&a--);var h=new ArrayBuffer(a),f=new Uint8Array(h);for(r=0;r<c;r+=4)n=t.indexOf(e[r]),o=t.indexOf(e[r+1]),i=t.indexOf(e[r+2]),s=t.indexOf(e[r+3]),f[u++]=n<<2|o>>4,f[u++]=(15&o)<<4|i>>2,f[u++]=(3&i)<<6|63&s;return h}}("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")},function(t,e){var r=void 0!==r?r:"undefined"!=typeof WebKitBlobBuilder?WebKitBlobBuilder:"undefined"!=typeof MSBlobBuilder?MSBlobBuilder:"undefined"!=typeof MozBlobBuilder&&MozBlobBuilder,n=function(){try{return 2===new Blob(["hi"]).size}catch(t){return!1}}(),o=n&&function(){try{return 2===new Blob([new Uint8Array([1,2])]).size}catch(t){return!1}}(),i=r&&r.prototype.append&&r.prototype.getBlob;function s(t){return t.map((function(t){if(t.buffer instanceof ArrayBuffer){var e=t.buffer;if(t.byteLength!==e.byteLength){var r=new Uint8Array(t.byteLength);r.set(new Uint8Array(e,t.byteOffset,t.byteLength)),e=r.buffer}return e}return t}))}function a(t,e){e=e||{};var n=new r;return s(t).forEach((function(t){n.append(t)})),e.type?n.getBlob(e.type):n.getBlob()}function c(t,e){return new Blob(s(t),e||{})}"undefined"!=typeof Blob&&(a.prototype=Blob.prototype,c.prototype=Blob.prototype),t.exports=n?o?Blob:c:i?a:void 0},function(t,e,r){var n=r(15),o=r(4),i=r(8);t.exports=h;var s,a=/\n/g,c=/\\n/g;function u(){}function h(t){n.call(this,t),this.query=this.query||{},s||(s=i.___eio=i.___eio||[]),this.index=s.length;var e=this;s.push((function(t){e.onData(t)})),this.query.j=this.index,"function"==typeof addEventListener&&addEventListener("beforeunload",(function(){e.script&&(e.script.onerror=u)}),!1)}o(h,n),h.prototype.supportsBinary=!1,h.prototype.doClose=function(){this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),this.form&&(this.form.parentNode.removeChild(this.form),this.form=null,this.iframe=null),n.prototype.doClose.call(this)},h.prototype.doPoll=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 r=document.getElementsByTagName("script")[0];r?r.parentNode.insertBefore(e,r):(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)},h.prototype.doWrite=function(t,e){var r=this;if(!this.form){var n,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 u(){h(),e()}function h(){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}this.form.action=this.uri(),h(),t=t.replace(c,"\\\n"),this.area.value=t.replace(a,"\\n");try{this.form.submit()}catch(t){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"===r.iframe.readyState&&u()}:this.iframe.onload=u}},function(t,e,r){(function(e){var n,o,i=r(9),s=r(2),a=r(3),c=r(4),u=r(17),h=r(0)("engine.io-client:websocket");if("undefined"!=typeof WebSocket?n=WebSocket:"undefined"!=typeof self&&(n=self.WebSocket||self.MozWebSocket),"undefined"==typeof window)try{o=r(46)}catch(t){}var f=n||o;function p(t){t&&t.forceBase64&&(this.supportsBinary=!1),this.perMessageDeflate=t.perMessageDeflate,this.usingBrowserWebSocket=n&&!t.forceNode,this.protocols=t.protocols,this.usingBrowserWebSocket||(f=o),i.call(this,t)}t.exports=p,c(p,i),p.prototype.name="websocket",p.prototype.supportsBinary=!0,p.prototype.doOpen=function(){if(this.check()){var t=this.uri(),e=this.protocols,r={};this.isReactNative||(r.agent=this.agent,r.perMessageDeflate=this.perMessageDeflate,r.pfx=this.pfx,r.key=this.key,r.passphrase=this.passphrase,r.cert=this.cert,r.ca=this.ca,r.ciphers=this.ciphers,r.rejectUnauthorized=this.rejectUnauthorized),this.extraHeaders&&(r.headers=this.extraHeaders),this.localAddress&&(r.localAddress=this.localAddress);try{this.ws=this.usingBrowserWebSocket&&!this.isReactNative?e?new f(t,e):new f(t):new f(t,e,r)}catch(t){return this.emit("error",t)}void 0===this.ws.binaryType&&(this.supportsBinary=!1),this.ws.supports&&this.ws.supports.binary?(this.supportsBinary=!0,this.ws.binaryType="nodebuffer"):this.ws.binaryType="arraybuffer",this.addEventListeners()}},p.prototype.addEventListeners=function(){var t=this;this.ws.onopen=function(){t.onOpen()},this.ws.onclose=function(){t.onClose()},this.ws.onmessage=function(e){t.onData(e.data)},this.ws.onerror=function(e){t.onError("websocket error",e)}},p.prototype.write=function(t){var r=this;this.writable=!1;for(var n=t.length,o=0,i=n;o<i;o++)!function(t){s.encodePacket(t,r.supportsBinary,(function(o){if(!r.usingBrowserWebSocket){var i={};if(t.options&&(i.compress=t.options.compress),r.perMessageDeflate)("string"==typeof o?e.byteLength(o):o.length)<r.perMessageDeflate.threshold&&(i.compress=!1)}try{r.usingBrowserWebSocket?r.ws.send(o):r.ws.send(o,i)}catch(t){h("websocket closed before onclose event")}--n||a()}))}(t[o]);function a(){r.emit("flush"),setTimeout((function(){r.writable=!0,r.emit("drain")}),0)}},p.prototype.onClose=function(){i.prototype.onClose.call(this)},p.prototype.doClose=function(){void 0!==this.ws&&this.ws.close()},p.prototype.uri=function(){var t=this.query||{},e=this.secure?"wss":"ws",r="";return this.port&&("wss"===e&&443!==Number(this.port)||"ws"===e&&80!==Number(this.port))&&(r=":"+this.port),this.timestampRequests&&(t[this.timestampParam]=u()),this.supportsBinary||(t.b64=1),(t=a.encode(t)).length&&(t="?"+t),e+"://"+(-1!==this.hostname.indexOf(":")?"["+this.hostname+"]":this.hostname)+r+this.path+t},p.prototype.check=function(){return!(!f||"__initialize"in f&&this.name===p.prototype.name)}}).call(this,r(6).Buffer)},function(t,e){},function(t,e){t.exports=function(t,e){for(var r=[],n=(e=e||0)||0;n<t.length;n++)r[n-e]=t[n];return r}},function(t,e){function r(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=r,r.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),r=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-r:t+r}return 0|Math.min(t,this.max)},r.prototype.reset=function(){this.attempts=0},r.prototype.setMin=function(t){this.ms=t},r.prototype.setMax=function(t){this.max=t},r.prototype.setJitter=function(t){this.jitter=t}},function(t,e,r){"use strict";r.r(e),r.d(e,"default",(function(){return g}));var n=t=>({beforeCreate(){this.sockets||(this.sockets={}),this.sockets.subscribe=(t,e)=>{this.$vueSocketIo.emitter.addListener(t,e,this)},this.sockets.unsubscribe=t=>{this.$vueSocketIo.emitter.removeListener(t,this)}},mounted(){this.$options.sockets&&Object.keys(this.$options.sockets).forEach(t=>{"subscribe"!==t&&"unsubscribe"!==t&&this.$vueSocketIo.emitter.addListener(t,this.$options.sockets[t],this)})},[t?"beforeUnmount":"beforeDestroy"](){this.$options.sockets&&Object.keys(this.$options.sockets).forEach(t=>{this.$vueSocketIo.emitter.removeListener(t,this)})}});function o(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}var i=new(function(){function t(){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.debug=!1,this.prefix="%cVue-Socket.io: "}var e,r,n;return e=t,(r=[{key:"info",value:function(t,e=""){this.debug&&window.console.info(this.prefix+"%c"+t,"color: blue; font-weight: 600","color: #333333",e)}},{key:"error",value:function(){this.debug&&window.console.error(this.prefix,...arguments)}},{key:"warn",value:function(){this.debug&&window.console.warn(this.prefix,...arguments)}},{key:"event",value:function(t,e=""){this.debug&&window.console.info(this.prefix+"%c"+t,"color: blue; font-weight: 600","color: #333333",e)}}])&&o(e.prototype,r),n&&o(e,n),t}());function s(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}let a=function(){function t(e,r){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.io=e,this.register(),this.emitter=r}var e,r,n;return e=t,(r=[{key:"register",value:function(){this.io.onevent=t=>{let[e,...r]=t.data;1===r.length&&(r=r[0]),this.onEvent(e,r)},t.staticEvents.forEach(t=>this.io.on(t,e=>this.onEvent(t,e)))}},{key:"onEvent",value:function(t,e){this.emitter.emit(t,e)}}])&&s(e.prototype,r),n&&s(e,n),t}();var c,u,h;function f(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}h=["connect","error","disconnect","reconnect","reconnect_attempt","reconnecting","reconnect_error","reconnect_failed","connect_error","connect_timeout","connecting","ping","pong"],(u="staticEvents")in(c=a)?Object.defineProperty(c,u,{value:h,enumerable:!0,configurable:!0,writable:!0}):c[u]=h;let p=function(){function t(e={}){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),i.info(e?"Vuex adapter enabled":"Vuex adapter disabled"),i.info(e.mutationPrefix?"Vuex socket mutations enabled":"Vuex socket mutations disabled"),i.info(e?"Vuex socket actions enabled":"Vuex socket actions disabled"),this.store=e.store,this.actionPrefix=e.actionPrefix?e.actionPrefix:"SOCKET_",this.mutationPrefix=e.mutationPrefix,this.listeners=new Map}var e,r,n;return e=t,(r=[{key:"addListener",value:function(t,e,r){if("function"!=typeof e)throw new Error("callback must be a function");this.listeners.has(t)||this.listeners.set(t,[]),this.listeners.get(t).push({callback:e,component:r}),i.info(`#${t} subscribe, component: ${r.$options.name}`)}},{key:"removeListener",value:function(t,e){if(this.listeners.has(t)){const r=this.listeners.get(t).filter(t=>t.component!==e);r.length>0?this.listeners.set(t,r):this.listeners.delete(t),i.info(`#${t} unsubscribe, component: ${e.$options.name}`)}}},{key:"emit",value:function(t,e){this.listeners.has(t)&&(i.info(`Broadcasting: #${t}, Data:`,e),this.listeners.get(t).forEach(t=>{t.callback.call(t.component,e)})),"ping"!==t&&"pong"!==t&&this.dispatchStore(t,e)}},{key:"dispatchStore",value:function(t,e){if(this.store&&this.store._actions){let r=this.actionPrefix+t;for(let t in this.store._actions)t.split("/").pop()===r&&(i.info(`Dispatching Action: ${t}, Data:`,e),this.store.dispatch(t,e));if(this.mutationPrefix){let r=this.mutationPrefix+t;for(let t in this.store._mutations)t.split("/").pop()===r&&(i.info(`Commiting Mutation: ${t}, Data:`,e),this.store.commit(t,e))}}}}])&&f(e.prototype,r),n&&f(e,n),t}();var l=r(22),d=r.n(l);function y(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}let g=function(){function t({connection:e,vuex:r,debug:n,options:o}){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),i.debug=n,this.io=this.connect(e,o),this.emitter=new p(r),this.listener=new a(this.io,this.emitter)}var e,r,o;return e=t,(r=[{key:"install",value:function(t){Number(t.version.split(".")[0])>=3?(t.config.globalProperties.$socket=this.io,t.config.globalProperties.$vueSocketIo=this,t.mixin(n(!0))):(t.prototype.$socket=this.io,t.prototype.$vueSocketIo=this,t.mixin(n(!1))),i.info("Vue-Socket.io plugin enabled")}},{key:"connect",value:function(t,e){if(t&&"object"==typeof t)return i.info("Received socket.io-client instance"),t;if("string"==typeof t)return i.info("Received connection string"),this.io=d()(t,e);throw new Error("Unsupported connection type")}}])&&y(e.prototype,r),o&&y(e,o),t}()}]).default}));
\ No newline at end of file
diff --git a/index.d.ts b/index.d.ts
index dea7b6b..fbfc418 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -28,6 +28,12 @@ declare module 'vue/types/vue' {
     }
 }
 
+declare module '@vue/runtime-core' {
+    interface ComponentCustomProperties {
+        $socket: SocketIOClient.Socket,
+    }
+}
+
 declare module 'vue/types/options' {
     interface ComponentOptions<
         V extends Vue,
@@ -52,12 +58,249 @@ export interface VueSocketOptions {
         }
     },
         // type declarations for optional options
-    options?:{
-        path?: string;
-    }
+    options?: ConnectOpts
 }
 
 export default class VueSocketIO<T> implements PluginObject<T> {
     constructor (options: VueSocketOptions);
     install: PluginFunction<T>
 }
+
+/**
+     * Options we can pass to the socket when connecting
+     */
+ interface ConnectOpts {
+
+    /**
+     * Should we force a new Manager for this connection?
+     * @default false
+     */
+    forceNew?: boolean;
+
+    /**
+     * Should we multiplex our connection (reuse existing Manager) ?
+     * @default true
+     */
+    multiplex?: boolean;
+
+    /**
+     * The path to get our client file from, in the case of the server
+     * serving it
+     * @default '/socket.io'
+     */
+    path?: string;
+
+    /**
+     * Should we allow reconnections?
+     * @default true
+     */
+    reconnection?: boolean;
+
+    /**
+     * How many reconnection attempts should we try?
+     * @default Infinity
+     */
+    reconnectionAttempts?: number;
+
+    /**
+     * The time delay in milliseconds between reconnection attempts
+     * @default 1000
+     */
+    reconnectionDelay?: number;
+
+    /**
+     * The max time delay in milliseconds between reconnection attempts
+     * @default 5000
+     */
+    reconnectionDelayMax?: number;
+
+    /**
+     * Used in the exponential backoff jitter when reconnecting
+     * @default 0.5
+     */
+    randomizationFactor?: number;
+
+    /**
+     * The timeout in milliseconds for our connection attempt
+     * @default 20000
+     */
+    timeout?: number;
+
+    /**
+     * Should we automically connect?
+     * @default true
+     */
+    autoConnect?: boolean;
+
+    /**
+     * The host that we're connecting to. Set from the URI passed when connecting
+     */
+    host?: string;
+
+    /**
+     * The hostname for our connection. Set from the URI passed when connecting
+     */
+    hostname?: string;
+
+    /**
+     * If this is a secure connection. Set from the URI passed when connecting
+     */
+    secure?: boolean;
+
+    /**
+     * The port for our connection. Set from the URI passed when connecting
+     */
+    port?: string;
+
+    /**
+     * Any query parameters in our uri. Set from the URI passed when connecting
+     */
+    query?: Object;
+
+    /**
+     * `http.Agent` to use, defaults to `false` (NodeJS only)
+     */
+    agent?: string|boolean;
+
+    /**
+     * Whether the client should try to upgrade the transport from
+     * long-polling to something better.
+     * @default true
+     */
+    upgrade?: boolean;
+
+    /**
+     * Forces JSONP for polling transport.
+     */
+    forceJSONP?: boolean;
+
+    /**
+     * Determines whether to use JSONP when necessary for polling. If
+     * disabled (by settings to false) an error will be emitted (saying
+     * "No transports available") if no other transports are available.
+     * If another transport is available for opening a connection (e.g.
+     * WebSocket) that transport will be used instead.
+     * @default true
+     */
+    jsonp?: boolean;
+
+    /**
+     * Forces base 64 encoding for polling transport even when XHR2
+     * responseType is available and WebSocket even if the used standard
+     * supports binary.
+     */
+    forceBase64?: boolean;
+
+    /**
+     * Enables XDomainRequest for IE8 to avoid loading bar flashing with
+     * click sound. default to `false` because XDomainRequest has a flaw
+     * of not sending cookie.
+     * @default false
+     */
+    enablesXDR?: boolean;
+
+    /**
+     * The param name to use as our timestamp key
+     * @default 't'
+     */
+    timestampParam?: string;
+
+    /**
+     * Whether to add the timestamp with each transport request. Note: this
+     * is ignored if the browser is IE or Android, in which case requests
+     * are always stamped
+     * @default false
+     */
+    timestampRequests?: boolean;
+
+    /**
+     * A list of transports to try (in order). Engine.io always attempts to
+     * connect directly with the first one, provided the feature detection test
+     * for it passes.
+     * @default ['polling','websocket']
+     */
+    transports?: string[];
+
+    /**
+     * The port the policy server listens on
+     * @default 843
+     */
+    policyPort?: number;
+
+    /**
+     * If true and if the previous websocket connection to the server succeeded,
+     * the connection attempt will bypass the normal upgrade process and will
+     * initially try websocket. A connection attempt following a transport error
+     * will use the normal upgrade process. It is recommended you turn this on
+     * only when using SSL/TLS connections, or if you know that your network does
+     * not block websockets.
+     * @default false
+     */
+    rememberUpgrade?: boolean;
+
+    /**
+     * Are we only interested in transports that support binary?
+     */
+    onlyBinaryUpgrades?: boolean;
+
+    /**
+     * Transport options for Node.js client (headers etc)
+     */
+    transportOptions?: Object;
+
+    /**
+     * (SSL) Certificate, Private key and CA certificates to use for SSL.
+     * Can be used in Node.js client environment to manually specify
+     * certificate information.
+     */
+    pfx?: string;
+
+    /**
+     * (SSL) Private key to use for SSL. Can be used in Node.js client
+     * environment to manually specify certificate information.
+     */
+    key?: string;
+
+    /**
+     * (SSL) A string or passphrase for the private key or pfx. Can be
+     * used in Node.js client environment to manually specify certificate
+     * information.
+     */
+    passphrase?: string
+
+    /**
+     * (SSL) Public x509 certificate to use. Can be used in Node.js client
+     * environment to manually specify certificate information.
+     */
+    cert?: string;
+
+    /**
+     * (SSL) An authority certificate or array of authority certificates to
+     * check the remote host against.. Can be used in Node.js client
+     * environment to manually specify certificate information.
+     */
+    ca?: string|string[];
+
+    /**
+     * (SSL) A string describing the ciphers to use or exclude. Consult the
+     * [cipher format list]
+     * (http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT) for
+     * details on the format.. Can be used in Node.js client environment to
+     * manually specify certificate information.
+     */
+    ciphers?: string;
+
+    /**
+     * (SSL) If true, the server certificate is verified against the list of
+     * supplied CAs. An 'error' event is emitted if verification fails.
+     * Verification happens at the connection level, before the HTTP request
+     * is sent. Can be used in Node.js client environment to manually specify
+     * certificate information.
+     */
+    rejectUnauthorized?: boolean;
+
+    /**
+     * Credentials that are sent when accessing a namespace
+     */
+    auth?: Object;
+}
\ No newline at end of file
diff --git a/src/index.js b/src/index.js
index c1971f7..951e895 100644
--- a/src/index.js
+++ b/src/index.js
@@ -33,12 +33,14 @@ export default class VueSocketIO {
         if (version >= 3) {
             Vue.config.globalProperties.$socket = this.io;
             Vue.config.globalProperties.$vueSocketIo = this;
+            Vue.mixin(Mixin(true));
+
         } else {
             Vue.prototype.$socket = this.io;
             Vue.prototype.$vueSocketIo = this;
+            Vue.mixin(Mixin(false));
         }
 
-        Vue.mixin(Mixin);
 
         Logger.info('Vue-Socket.io plugin enabled');
 
diff --git a/src/mixin.js b/src/mixin.js
index a727dfd..3ccf90e 100644
--- a/src/mixin.js
+++ b/src/mixin.js
@@ -1,4 +1,4 @@
-export default {
+export default (isVue3) => ({
 
     /**
      *  Assign runtime callbacks
@@ -39,7 +39,7 @@ export default {
     /**
      * unsubscribe when component unmounting
      */
-    beforeDestroy(){
+    [isVue3 ? 'beforeUnmount' : 'beforeDestroy'](){
 
         if(this.$options.sockets){
 
@@ -53,4 +53,4 @@ export default {
 
     }
 
-}
\ No newline at end of file
+})
\ No newline at end of file