diff --git a/files/assets/js/chat.js b/files/assets/js/chat.js
index 9b3e4818e..3d41946bb 100644
--- a/files/assets/js/chat.js
+++ b/files/assets/js/chat.js
@@ -1,4443 +1,4 @@
-/*!
- * Socket.IO v4.5.1
- * (c) 2014-2022 Guillermo Rauch
- * Released under the MIT License.
- */
-(function (global, factory) {
-	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
-	typeof define === 'function' && define.amd ? define(factory) :
-	(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.io = factory());
-  })(this, (function () { 'use strict';
-  
-	function _typeof(obj) {
-	  "@babel/helpers - typeof";
-  
-	  if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
-		_typeof = function (obj) {
-		  return typeof obj;
-		};
-	  } else {
-		_typeof = function (obj) {
-		  return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
-		};
-	  }
-  
-	  return _typeof(obj);
-	}
-  
-	function _classCallCheck(instance, Constructor) {
-	  if (!(instance instanceof Constructor)) {
-		throw new TypeError("Cannot call a class as a function");
-	  }
-	}
-  
-	function _defineProperties(target, props) {
-	  for (var i = 0; i < props.length; i++) {
-		var descriptor = props[i];
-		descriptor.enumerable = descriptor.enumerable || false;
-		descriptor.configurable = true;
-		if ("value" in descriptor) descriptor.writable = true;
-		Object.defineProperty(target, descriptor.key, descriptor);
-	  }
-	}
-  
-	function _createClass(Constructor, protoProps, staticProps) {
-	  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
-	  if (staticProps) _defineProperties(Constructor, staticProps);
-	  return Constructor;
-	}
-  
-	function _extends() {
-	  _extends = Object.assign || function (target) {
-		for (var i = 1; i < arguments.length; i++) {
-		  var source = arguments[i];
-  
-		  for (var key in source) {
-			if (Object.prototype.hasOwnProperty.call(source, key)) {
-			  target[key] = source[key];
-			}
-		  }
-		}
-  
-		return target;
-	  };
-  
-	  return _extends.apply(this, arguments);
-	}
-  
-	function _inherits(subClass, superClass) {
-	  if (typeof superClass !== "function" && superClass !== null) {
-		throw new TypeError("Super expression must either be null or a function");
-	  }
-  
-	  subClass.prototype = Object.create(superClass && superClass.prototype, {
-		constructor: {
-		  value: subClass,
-		  writable: true,
-		  configurable: true
-		}
-	  });
-	  if (superClass) _setPrototypeOf(subClass, superClass);
-	}
-  
-	function _getPrototypeOf(o) {
-	  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
-		return o.__proto__ || Object.getPrototypeOf(o);
-	  };
-	  return _getPrototypeOf(o);
-	}
-  
-	function _setPrototypeOf(o, p) {
-	  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
-		o.__proto__ = p;
-		return o;
-	  };
-  
-	  return _setPrototypeOf(o, p);
-	}
-  
-	function _isNativeReflectConstruct() {
-	  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
-	  if (Reflect.construct.sham) return false;
-	  if (typeof Proxy === "function") return true;
-  
-	  try {
-		Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
-		return true;
-	  } catch (e) {
-		return false;
-	  }
-	}
-  
-	function _construct(Parent, args, Class) {
-	  if (_isNativeReflectConstruct()) {
-		_construct = Reflect.construct;
-	  } else {
-		_construct = function _construct(Parent, args, Class) {
-		  var a = [null];
-		  a.push.apply(a, args);
-		  var Constructor = Function.bind.apply(Parent, a);
-		  var instance = new Constructor();
-		  if (Class) _setPrototypeOf(instance, Class.prototype);
-		  return instance;
-		};
-	  }
-  
-	  return _construct.apply(null, arguments);
-	}
-  
-	function _isNativeFunction(fn) {
-	  return Function.toString.call(fn).indexOf("[native code]") !== -1;
-	}
-  
-	function _wrapNativeSuper(Class) {
-	  var _cache = typeof Map === "function" ? new Map() : undefined;
-  
-	  _wrapNativeSuper = function _wrapNativeSuper(Class) {
-		if (Class === null || !_isNativeFunction(Class)) return Class;
-  
-		if (typeof Class !== "function") {
-		  throw new TypeError("Super expression must either be null or a function");
-		}
-  
-		if (typeof _cache !== "undefined") {
-		  if (_cache.has(Class)) return _cache.get(Class);
-  
-		  _cache.set(Class, Wrapper);
-		}
-  
-		function Wrapper() {
-		  return _construct(Class, arguments, _getPrototypeOf(this).constructor);
-		}
-  
-		Wrapper.prototype = Object.create(Class.prototype, {
-		  constructor: {
-			value: Wrapper,
-			enumerable: false,
-			writable: true,
-			configurable: true
-		  }
-		});
-		return _setPrototypeOf(Wrapper, Class);
-	  };
-  
-	  return _wrapNativeSuper(Class);
-	}
-  
-	function _assertThisInitialized(self) {
-	  if (self === void 0) {
-		throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
-	  }
-  
-	  return self;
-	}
-  
-	function _possibleConstructorReturn(self, call) {
-	  if (call && (typeof call === "object" || typeof call === "function")) {
-		return call;
-	  } else if (call !== void 0) {
-		throw new TypeError("Derived constructors may only return object or undefined");
-	  }
-  
-	  return _assertThisInitialized(self);
-	}
-  
-	function _createSuper(Derived) {
-	  var hasNativeReflectConstruct = _isNativeReflectConstruct();
-  
-	  return function _createSuperInternal() {
-		var Super = _getPrototypeOf(Derived),
-			result;
-  
-		if (hasNativeReflectConstruct) {
-		  var NewTarget = _getPrototypeOf(this).constructor;
-  
-		  result = Reflect.construct(Super, arguments, NewTarget);
-		} else {
-		  result = Super.apply(this, arguments);
-		}
-  
-		return _possibleConstructorReturn(this, result);
-	  };
-	}
-  
-	function _superPropBase(object, property) {
-	  while (!Object.prototype.hasOwnProperty.call(object, property)) {
-		object = _getPrototypeOf(object);
-		if (object === null) break;
-	  }
-  
-	  return object;
-	}
-  
-	function _get(target, property, receiver) {
-	  if (typeof Reflect !== "undefined" && Reflect.get) {
-		_get = Reflect.get;
-	  } else {
-		_get = function _get(target, property, receiver) {
-		  var base = _superPropBase(target, property);
-  
-		  if (!base) return;
-		  var desc = Object.getOwnPropertyDescriptor(base, property);
-  
-		  if (desc.get) {
-			return desc.get.call(receiver);
-		  }
-  
-		  return desc.value;
-		};
-	  }
-  
-	  return _get(target, property, receiver || target);
-	}
-  
-	function _unsupportedIterableToArray(o, minLen) {
-	  if (!o) return;
-	  if (typeof o === "string") return _arrayLikeToArray(o, minLen);
-	  var n = Object.prototype.toString.call(o).slice(8, -1);
-	  if (n === "Object" && o.constructor) n = o.constructor.name;
-	  if (n === "Map" || n === "Set") return Array.from(o);
-	  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
-	}
-  
-	function _arrayLikeToArray(arr, len) {
-	  if (len == null || len > arr.length) len = arr.length;
-  
-	  for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
-  
-	  return arr2;
-	}
-  
-	function _createForOfIteratorHelper(o, allowArrayLike) {
-	  var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
-  
-	  if (!it) {
-		if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
-		  if (it) o = it;
-		  var i = 0;
-  
-		  var F = function () {};
-  
-		  return {
-			s: F,
-			n: function () {
-			  if (i >= o.length) return {
-				done: true
-			  };
-			  return {
-				done: false,
-				value: o[i++]
-			  };
-			},
-			e: function (e) {
-			  throw e;
-			},
-			f: F
-		  };
-		}
-  
-		throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
-	  }
-  
-	  var normalCompletion = true,
-		  didErr = false,
-		  err;
-	  return {
-		s: function () {
-		  it = it.call(o);
-		},
-		n: function () {
-		  var step = it.next();
-		  normalCompletion = step.done;
-		  return step;
-		},
-		e: function (e) {
-		  didErr = true;
-		  err = e;
-		},
-		f: function () {
-		  try {
-			if (!normalCompletion && it.return != null) it.return();
-		  } finally {
-			if (didErr) throw err;
-		  }
-		}
-	  };
-	}
-  
-	var PACKET_TYPES = Object.create(null); // no Map = no polyfill
-  
-	PACKET_TYPES["open"] = "0";
-	PACKET_TYPES["close"] = "1";
-	PACKET_TYPES["ping"] = "2";
-	PACKET_TYPES["pong"] = "3";
-	PACKET_TYPES["message"] = "4";
-	PACKET_TYPES["upgrade"] = "5";
-	PACKET_TYPES["noop"] = "6";
-	var PACKET_TYPES_REVERSE = Object.create(null);
-	Object.keys(PACKET_TYPES).forEach(function (key) {
-	  PACKET_TYPES_REVERSE[PACKET_TYPES[key]] = key;
-	});
-	var ERROR_PACKET = {
-	  type: "error",
-	  data: "parser error"
-	};
-  
-	var withNativeBlob$1 = typeof Blob === "function" || typeof Blob !== "undefined" && Object.prototype.toString.call(Blob) === "[object BlobConstructor]";
-	var withNativeArrayBuffer$2 = typeof ArrayBuffer === "function"; // ArrayBuffer.isView method is not defined in IE10
-  
-	var isView$1 = function isView(obj) {
-	  return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj && obj.buffer instanceof ArrayBuffer;
-	};
-  
-	var encodePacket = function encodePacket(_ref, supportsBinary, callback) {
-	  var type = _ref.type,
-		  data = _ref.data;
-  
-	  if (withNativeBlob$1 && data instanceof Blob) {
-		if (supportsBinary) {
-		  return callback(data);
-		} else {
-		  return encodeBlobAsBase64(data, callback);
-		}
-	  } else if (withNativeArrayBuffer$2 && (data instanceof ArrayBuffer || isView$1(data))) {
-		if (supportsBinary) {
-		  return callback(data);
-		} else {
-		  return encodeBlobAsBase64(new Blob([data]), callback);
-		}
-	  } // plain string
-  
-  
-	  return callback(PACKET_TYPES[type] + (data || ""));
-	};
-  
-	var encodeBlobAsBase64 = function encodeBlobAsBase64(data, callback) {
-	  var fileReader = new FileReader();
-  
-	  fileReader.onload = function () {
-		var content = fileReader.result.split(",")[1];
-		callback("b" + content);
-	  };
-  
-	  return fileReader.readAsDataURL(data);
-	};
-  
-	/*
-	 * base64-arraybuffer 1.0.1 <https://github.com/niklasvh/base64-arraybuffer>
-	 * Copyright (c) 2022 Niklas von Hertzen <https://hertzen.com>
-	 * Released under MIT License
-	 */
-	var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'; // Use a lookup table to find the index.
-  
-	var lookup$1 = typeof Uint8Array === 'undefined' ? [] : new Uint8Array(256);
-  
-	for (var i$1 = 0; i$1 < chars.length; i$1++) {
-	  lookup$1[chars.charCodeAt(i$1)] = i$1;
-	}
-  
-	var decode$1 = function decode(base64) {
-	  var bufferLength = base64.length * 0.75,
-		  len = base64.length,
-		  i,
-		  p = 0,
-		  encoded1,
-		  encoded2,
-		  encoded3,
-		  encoded4;
-  
-	  if (base64[base64.length - 1] === '=') {
-		bufferLength--;
-  
-		if (base64[base64.length - 2] === '=') {
-		  bufferLength--;
-		}
-	  }
-  
-	  var arraybuffer = new ArrayBuffer(bufferLength),
-		  bytes = new Uint8Array(arraybuffer);
-  
-	  for (i = 0; i < len; i += 4) {
-		encoded1 = lookup$1[base64.charCodeAt(i)];
-		encoded2 = lookup$1[base64.charCodeAt(i + 1)];
-		encoded3 = lookup$1[base64.charCodeAt(i + 2)];
-		encoded4 = lookup$1[base64.charCodeAt(i + 3)];
-		bytes[p++] = encoded1 << 2 | encoded2 >> 4;
-		bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2;
-		bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63;
-	  }
-  
-	  return arraybuffer;
-	};
-  
-	var withNativeArrayBuffer$1 = typeof ArrayBuffer === "function";
-  
-	var decodePacket = function decodePacket(encodedPacket, binaryType) {
-	  if (typeof encodedPacket !== "string") {
-		return {
-		  type: "message",
-		  data: mapBinary(encodedPacket, binaryType)
-		};
-	  }
-  
-	  var type = encodedPacket.charAt(0);
-  
-	  if (type === "b") {
-		return {
-		  type: "message",
-		  data: decodeBase64Packet(encodedPacket.substring(1), binaryType)
-		};
-	  }
-  
-	  var packetType = PACKET_TYPES_REVERSE[type];
-  
-	  if (!packetType) {
-		return ERROR_PACKET;
-	  }
-  
-	  return encodedPacket.length > 1 ? {
-		type: PACKET_TYPES_REVERSE[type],
-		data: encodedPacket.substring(1)
-	  } : {
-		type: PACKET_TYPES_REVERSE[type]
-	  };
-	};
-  
-	var decodeBase64Packet = function decodeBase64Packet(data, binaryType) {
-	  if (withNativeArrayBuffer$1) {
-		var decoded = decode$1(data);
-		return mapBinary(decoded, binaryType);
-	  } else {
-		return {
-		  base64: true,
-		  data: data
-		}; // fallback for old browsers
-	  }
-	};
-  
-	var mapBinary = function mapBinary(data, binaryType) {
-	  switch (binaryType) {
-		case "blob":
-		  return data instanceof ArrayBuffer ? new Blob([data]) : data;
-  
-		case "arraybuffer":
-		default:
-		  return data;
-		// assuming the data is already an ArrayBuffer
-	  }
-	};
-  
-	var SEPARATOR = String.fromCharCode(30); // see https://en.wikipedia.org/wiki/Delimiter#ASCII_delimited_text
-  
-	var encodePayload = function encodePayload(packets, callback) {
-	  // some packets may be added to the array while encoding, so the initial length must be saved
-	  var length = packets.length;
-	  var encodedPackets = new Array(length);
-	  var count = 0;
-	  packets.forEach(function (packet, i) {
-		// force base64 encoding for binary packets
-		encodePacket(packet, false, function (encodedPacket) {
-		  encodedPackets[i] = encodedPacket;
-  
-		  if (++count === length) {
-			callback(encodedPackets.join(SEPARATOR));
-		  }
-		});
-	  });
-	};
-  
-	var decodePayload = function decodePayload(encodedPayload, binaryType) {
-	  var encodedPackets = encodedPayload.split(SEPARATOR);
-	  var packets = [];
-  
-	  for (var i = 0; i < encodedPackets.length; i++) {
-		var decodedPacket = decodePacket(encodedPackets[i], binaryType);
-		packets.push(decodedPacket);
-  
-		if (decodedPacket.type === "error") {
-		  break;
-		}
-	  }
-  
-	  return packets;
-	};
-  
-	var protocol$1 = 4;
-  
-	/**
-	 * Initialize a new `Emitter`.
-	 *
-	 * @api public
-	 */
-	function Emitter(obj) {
-	  if (obj) return mixin(obj);
-	}
-	/**
-	 * Mixin the emitter properties.
-	 *
-	 * @param {Object} obj
-	 * @return {Object}
-	 * @api private
-	 */
-  
-	function mixin(obj) {
-	  for (var key in Emitter.prototype) {
-		obj[key] = Emitter.prototype[key];
-	  }
-  
-	  return obj;
-	}
-	/**
-	 * Listen on the given `event` with `fn`.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-  
-  
-	Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) {
-	  this._callbacks = this._callbacks || {};
-	  (this._callbacks['$' + event] = this._callbacks['$' + event] || []).push(fn);
-	  return this;
-	};
-	/**
-	 * Adds an `event` listener that will be invoked a single
-	 * time then automatically removed.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-  
-  
-	Emitter.prototype.once = function (event, fn) {
-	  function on() {
-		this.off(event, on);
-		fn.apply(this, arguments);
-	  }
-  
-	  on.fn = fn;
-	  this.on(event, on);
-	  return this;
-	};
-	/**
-	 * Remove the given callback for `event` or all
-	 * registered callbacks.
-	 *
-	 * @param {String} event
-	 * @param {Function} fn
-	 * @return {Emitter}
-	 * @api public
-	 */
-  
-  
-	Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) {
-	  this._callbacks = this._callbacks || {}; // all
-  
-	  if (0 == arguments.length) {
-		this._callbacks = {};
-		return this;
-	  } // specific event
-  
-  
-	  var callbacks = this._callbacks['$' + event];
-	  if (!callbacks) return this; // remove all handlers
-  
-	  if (1 == arguments.length) {
-		delete this._callbacks['$' + event];
-		return this;
-	  } // remove specific handler
-  
-  
-	  var cb;
-  
-	  for (var i = 0; i < callbacks.length; i++) {
-		cb = callbacks[i];
-  
-		if (cb === fn || cb.fn === fn) {
-		  callbacks.splice(i, 1);
-		  break;
-		}
-	  } // Remove event specific arrays for event types that no
-	  // one is subscribed for to avoid memory leak.
-  
-  
-	  if (callbacks.length === 0) {
-		delete this._callbacks['$' + event];
-	  }
-  
-	  return this;
-	};
-	/**
-	 * Emit `event` with the given args.
-	 *
-	 * @param {String} event
-	 * @param {Mixed} ...
-	 * @return {Emitter}
-	 */
-  
-  
-	Emitter.prototype.emit = function (event) {
-	  this._callbacks = this._callbacks || {};
-	  var args = new Array(arguments.length - 1),
-		  callbacks = this._callbacks['$' + event];
-  
-	  for (var i = 1; i < arguments.length; i++) {
-		args[i - 1] = arguments[i];
-	  }
-  
-	  if (callbacks) {
-		callbacks = callbacks.slice(0);
-  
-		for (var i = 0, len = callbacks.length; i < len; ++i) {
-		  callbacks[i].apply(this, args);
-		}
-	  }
-  
-	  return this;
-	}; // alias used for reserved events (protected method)
-  
-  
-	Emitter.prototype.emitReserved = Emitter.prototype.emit;
-	/**
-	 * Return array of callbacks for `event`.
-	 *
-	 * @param {String} event
-	 * @return {Array}
-	 * @api public
-	 */
-  
-	Emitter.prototype.listeners = function (event) {
-	  this._callbacks = this._callbacks || {};
-	  return this._callbacks['$' + event] || [];
-	};
-	/**
-	 * Check if this emitter has `event` handlers.
-	 *
-	 * @param {String} event
-	 * @return {Boolean}
-	 * @api public
-	 */
-  
-  
-	Emitter.prototype.hasListeners = function (event) {
-	  return !!this.listeners(event).length;
-	};
-  
-	var globalThis = (function () {
-	  if (typeof self !== "undefined") {
-		return self;
-	  } else if (typeof window !== "undefined") {
-		return window;
-	  } else {
-		return Function("return this")();
-	  }
-	})();
-  
-	function pick(obj) {
-	  for (var _len = arguments.length, attr = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-		attr[_key - 1] = arguments[_key];
-	  }
-  
-	  return attr.reduce(function (acc, k) {
-		if (obj.hasOwnProperty(k)) {
-		  acc[k] = obj[k];
-		}
-  
-		return acc;
-	  }, {});
-	} // Keep a reference to the real timeout functions so they can be used when overridden
-  
-	var NATIVE_SET_TIMEOUT = setTimeout;
-	var NATIVE_CLEAR_TIMEOUT = clearTimeout;
-	function installTimerFunctions(obj, opts) {
-	  if (opts.useNativeTimers) {
-		obj.setTimeoutFn = NATIVE_SET_TIMEOUT.bind(globalThis);
-		obj.clearTimeoutFn = NATIVE_CLEAR_TIMEOUT.bind(globalThis);
-	  } else {
-		obj.setTimeoutFn = setTimeout.bind(globalThis);
-		obj.clearTimeoutFn = clearTimeout.bind(globalThis);
-	  }
-	} // base64 encoded buffers are about 33% bigger (https://en.wikipedia.org/wiki/Base64)
-  
-	var BASE64_OVERHEAD = 1.33; // we could also have used `new Blob([obj]).size`, but it isn't supported in IE9
-  
-	function byteLength(obj) {
-	  if (typeof obj === "string") {
-		return utf8Length(obj);
-	  } // arraybuffer or blob
-  
-  
-	  return Math.ceil((obj.byteLength || obj.size) * BASE64_OVERHEAD);
-	}
-  
-	function utf8Length(str) {
-	  var c = 0,
-		  length = 0;
-  
-	  for (var i = 0, l = str.length; i < l; i++) {
-		c = str.charCodeAt(i);
-  
-		if (c < 0x80) {
-		  length += 1;
-		} else if (c < 0x800) {
-		  length += 2;
-		} else if (c < 0xd800 || c >= 0xe000) {
-		  length += 3;
-		} else {
-		  i++;
-		  length += 4;
-		}
-	  }
-  
-	  return length;
-	}
-  
-	var TransportError = /*#__PURE__*/function (_Error) {
-	  _inherits(TransportError, _Error);
-  
-	  var _super = _createSuper(TransportError);
-  
-	  function TransportError(reason, description, context) {
-		var _this;
-  
-		_classCallCheck(this, TransportError);
-  
-		_this = _super.call(this, reason);
-		_this.description = description;
-		_this.context = context;
-		_this.type = "TransportError";
-		return _this;
-	  }
-  
-	  return TransportError;
-	}( /*#__PURE__*/_wrapNativeSuper(Error));
-  
-	var Transport = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Transport, _Emitter);
-  
-	  var _super2 = _createSuper(Transport);
-  
-	  /**
-	   * Transport abstract constructor.
-	   *
-	   * @param {Object} options.
-	   * @api private
-	   */
-	  function Transport(opts) {
-		var _this2;
-  
-		_classCallCheck(this, Transport);
-  
-		_this2 = _super2.call(this);
-		_this2.writable = false;
-		installTimerFunctions(_assertThisInitialized(_this2), opts);
-		_this2.opts = opts;
-		_this2.query = opts.query;
-		_this2.readyState = "";
-		_this2.socket = opts.socket;
-		return _this2;
-	  }
-	  /**
-	   * Emits an error.
-	   *
-	   * @param {String} reason
-	   * @param description
-	   * @param context - the error context
-	   * @return {Transport} for chaining
-	   * @api protected
-	   */
-  
-  
-	  _createClass(Transport, [{
-		key: "onError",
-		value: function onError(reason, description, context) {
-		  _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "error", new TransportError(reason, description, context));
-  
-		  return this;
-		}
-		/**
-		 * Opens the transport.
-		 *
-		 * @api public
-		 */
-  
-	  }, {
-		key: "open",
-		value: function open() {
-		  if ("closed" === this.readyState || "" === this.readyState) {
-			this.readyState = "opening";
-			this.doOpen();
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Closes the transport.
-		 *
-		 * @api public
-		 */
-  
-	  }, {
-		key: "close",
-		value: function close() {
-		  if ("opening" === this.readyState || "open" === this.readyState) {
-			this.doClose();
-			this.onClose();
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Sends multiple packets.
-		 *
-		 * @param {Array} packets
-		 * @api public
-		 */
-  
-	  }, {
-		key: "send",
-		value: function send(packets) {
-		  if ("open" === this.readyState) {
-			this.write(packets);
-		  }
-		}
-		/**
-		 * Called upon open
-		 *
-		 * @api protected
-		 */
-  
-	  }, {
-		key: "onOpen",
-		value: function onOpen() {
-		  this.readyState = "open";
-		  this.writable = true;
-  
-		  _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "open");
-		}
-		/**
-		 * Called with data.
-		 *
-		 * @param {String} data
-		 * @api protected
-		 */
-  
-	  }, {
-		key: "onData",
-		value: function onData(data) {
-		  var packet = decodePacket(data, this.socket.binaryType);
-		  this.onPacket(packet);
-		}
-		/**
-		 * Called with a decoded packet.
-		 *
-		 * @api protected
-		 */
-  
-	  }, {
-		key: "onPacket",
-		value: function onPacket(packet) {
-		  _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "packet", packet);
-		}
-		/**
-		 * Called upon close.
-		 *
-		 * @api protected
-		 */
-  
-	  }, {
-		key: "onClose",
-		value: function onClose(details) {
-		  this.readyState = "closed";
-  
-		  _get(_getPrototypeOf(Transport.prototype), "emitReserved", this).call(this, "close", details);
-		}
-	  }]);
-  
-	  return Transport;
-	}(Emitter);
-  
-	// imported from https://github.com/unshiftio/yeast
-  
-	var alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'.split(''),
-		length = 64,
-		map = {};
-	var seed = 0,
-		i = 0,
-		prev;
-	/**
-	 * Return a string representing the specified number.
-	 *
-	 * @param {Number} num The number to convert.
-	 * @returns {String} The string representation of the number.
-	 * @api public
-	 */
-  
-	function encode$1(num) {
-	  var encoded = '';
-  
-	  do {
-		encoded = alphabet[num % length] + encoded;
-		num = Math.floor(num / length);
-	  } while (num > 0);
-  
-	  return encoded;
-	}
-	/**
-	 * Yeast: A tiny growing id generator.
-	 *
-	 * @returns {String} A unique id.
-	 * @api public
-	 */
-  
-	function yeast() {
-	  var now = encode$1(+new Date());
-	  if (now !== prev) return seed = 0, prev = now;
-	  return now + '.' + encode$1(seed++);
-	} //
-	// Map each character to its index.
-	//
-  
-	for (; i < length; i++) {
-	  map[alphabet[i]] = i;
-	}
-  
-	// imported from https://github.com/galkn/querystring
-  
-	/**
-	 * Compiles a querystring
-	 * Returns string representation of the object
-	 *
-	 * @param {Object}
-	 * @api private
-	 */
-	function encode(obj) {
-	  var str = '';
-  
-	  for (var i in obj) {
-		if (obj.hasOwnProperty(i)) {
-		  if (str.length) str += '&';
-		  str += encodeURIComponent(i) + '=' + encodeURIComponent(obj[i]);
-		}
-	  }
-  
-	  return str;
-	}
-	/**
-	 * Parses a simple querystring into an object
-	 *
-	 * @param {String} qs
-	 * @api private
-	 */
-  
-	function decode(qs) {
-	  var qry = {};
-	  var pairs = qs.split('&');
-  
-	  for (var i = 0, l = pairs.length; i < l; i++) {
-		var pair = pairs[i].split('=');
-		qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1]);
-	  }
-  
-	  return qry;
-	}
-  
-	// imported from https://github.com/component/has-cors
-	var value = false;
-  
-	try {
-	  value = typeof XMLHttpRequest !== 'undefined' && 'withCredentials' in new XMLHttpRequest();
-	} catch (err) {// if XMLHttp support is disabled in IE then it will throw
-	  // when trying to create
-	}
-  
-	var hasCORS = value;
-  
-	// browser shim for xmlhttprequest module
-	function XMLHttpRequest$1 (opts) {
-	  var xdomain = opts.xdomain; // XMLHttpRequest can be disabled on IE
-  
-	  try {
-		if ("undefined" !== typeof XMLHttpRequest && (!xdomain || hasCORS)) {
-		  return new XMLHttpRequest();
-		}
-	  } catch (e) {}
-  
-	  if (!xdomain) {
-		try {
-		  return new globalThis[["Active"].concat("Object").join("X")]("Microsoft.XMLHTTP");
-		} catch (e) {}
-	  }
-	}
-  
-	function empty() {}
-  
-	var hasXHR2 = function () {
-	  var xhr = new XMLHttpRequest$1({
-		xdomain: false
-	  });
-	  return null != xhr.responseType;
-	}();
-  
-	var Polling = /*#__PURE__*/function (_Transport) {
-	  _inherits(Polling, _Transport);
-  
-	  var _super = _createSuper(Polling);
-  
-	  /**
-	   * XHR Polling constructor.
-	   *
-	   * @param {Object} opts
-	   * @api public
-	   */
-	  function Polling(opts) {
-		var _this;
-  
-		_classCallCheck(this, Polling);
-  
-		_this = _super.call(this, opts);
-		_this.polling = false;
-  
-		if (typeof location !== "undefined") {
-		  var isSSL = "https:" === location.protocol;
-		  var port = location.port; // some user agents have empty `location.port`
-  
-		  if (!port) {
-			port = isSSL ? "443" : "80";
-		  }
-  
-		  _this.xd = typeof location !== "undefined" && opts.hostname !== location.hostname || port !== opts.port;
-		  _this.xs = opts.secure !== isSSL;
-		}
-		/**
-		 * XHR supports binary
-		 */
-  
-  
-		var forceBase64 = opts && opts.forceBase64;
-		_this.supportsBinary = hasXHR2 && !forceBase64;
-		return _this;
-	  }
-	  /**
-	   * Transport name.
-	   */
-  
-  
-	  _createClass(Polling, [{
-		key: "name",
-		get: function get() {
-		  return "polling";
-		}
-		/**
-		 * Opens the socket (triggers polling). We write a PING message to determine
-		 * when the transport is open.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doOpen",
-		value: function doOpen() {
-		  this.poll();
-		}
-		/**
-		 * Pauses polling.
-		 *
-		 * @param {Function} callback upon buffers are flushed and transport is paused
-		 * @api private
-		 */
-  
-	  }, {
-		key: "pause",
-		value: function pause(onPause) {
-		  var _this2 = this;
-  
-		  this.readyState = "pausing";
-  
-		  var pause = function pause() {
-			_this2.readyState = "paused";
-			onPause();
-		  };
-  
-		  if (this.polling || !this.writable) {
-			var total = 0;
-  
-			if (this.polling) {
-			  total++;
-			  this.once("pollComplete", function () {
-				--total || pause();
-			  });
-			}
-  
-			if (!this.writable) {
-			  total++;
-			  this.once("drain", function () {
-				--total || pause();
-			  });
-			}
-		  } else {
-			pause();
-		  }
-		}
-		/**
-		 * Starts polling cycle.
-		 *
-		 * @api public
-		 */
-  
-	  }, {
-		key: "poll",
-		value: function poll() {
-		  this.polling = true;
-		  this.doPoll();
-		  this.emitReserved("poll");
-		}
-		/**
-		 * Overloads onData to detect payloads.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onData",
-		value: function onData(data) {
-		  var _this3 = this;
-  
-		  var callback = function callback(packet) {
-			// if its the first message we consider the transport open
-			if ("opening" === _this3.readyState && packet.type === "open") {
-			  _this3.onOpen();
-			} // if its a close packet, we close the ongoing requests
-  
-  
-			if ("close" === packet.type) {
-			  _this3.onClose({
-				description: "transport closed by the server"
-			  });
-  
-			  return false;
-			} // otherwise bypass onData and handle the message
-  
-  
-			_this3.onPacket(packet);
-		  }; // decode payload
-  
-  
-		  decodePayload(data, this.socket.binaryType).forEach(callback); // if an event did not trigger closing
-  
-		  if ("closed" !== this.readyState) {
-			// if we got data we're not polling
-			this.polling = false;
-			this.emitReserved("pollComplete");
-  
-			if ("open" === this.readyState) {
-			  this.poll();
-			}
-		  }
-		}
-		/**
-		 * For polling, send a close packet.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doClose",
-		value: function doClose() {
-		  var _this4 = this;
-  
-		  var close = function close() {
-			_this4.write([{
-			  type: "close"
-			}]);
-		  };
-  
-		  if ("open" === this.readyState) {
-			close();
-		  } else {
-			// in case we're trying to close while
-			// handshaking is in progress (GH-164)
-			this.once("open", close);
-		  }
-		}
-		/**
-		 * Writes a packets payload.
-		 *
-		 * @param {Array} data packets
-		 * @param {Function} drain callback
-		 * @api private
-		 */
-  
-	  }, {
-		key: "write",
-		value: function write(packets) {
-		  var _this5 = this;
-  
-		  this.writable = false;
-		  encodePayload(packets, function (data) {
-			_this5.doWrite(data, function () {
-			  _this5.writable = true;
-  
-			  _this5.emitReserved("drain");
-			});
-		  });
-		}
-		/**
-		 * Generates uri for connection.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "uri",
-		value: function uri() {
-		  var query = this.query || {};
-		  var schema = this.opts.secure ? "https" : "http";
-		  var port = ""; // cache busting is forced
-  
-		  if (false !== this.opts.timestampRequests) {
-			query[this.opts.timestampParam] = yeast();
-		  }
-  
-		  if (!this.supportsBinary && !query.sid) {
-			query.b64 = 1;
-		  } // avoid port if default for schema
-  
-  
-		  if (this.opts.port && ("https" === schema && Number(this.opts.port) !== 443 || "http" === schema && Number(this.opts.port) !== 80)) {
-			port = ":" + this.opts.port;
-		  }
-  
-		  var encodedQuery = encode(query);
-		  var ipv6 = this.opts.hostname.indexOf(":") !== -1;
-		  return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + (encodedQuery.length ? "?" + encodedQuery : "");
-		}
-		/**
-		 * Creates a request.
-		 *
-		 * @param {String} method
-		 * @api private
-		 */
-  
-	  }, {
-		key: "request",
-		value: function request() {
-		  var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
-  
-		  _extends(opts, {
-			xd: this.xd,
-			xs: this.xs
-		  }, this.opts);
-  
-		  return new Request(this.uri(), opts);
-		}
-		/**
-		 * Sends data.
-		 *
-		 * @param {String} data to send.
-		 * @param {Function} called upon flush.
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doWrite",
-		value: function doWrite(data, fn) {
-		  var _this6 = this;
-  
-		  var req = this.request({
-			method: "POST",
-			data: data
-		  });
-		  req.on("success", fn);
-		  req.on("error", function (xhrStatus, context) {
-			_this6.onError("xhr post error", xhrStatus, context);
-		  });
-		}
-		/**
-		 * Starts a poll cycle.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doPoll",
-		value: function doPoll() {
-		  var _this7 = this;
-  
-		  var req = this.request();
-		  req.on("data", this.onData.bind(this));
-		  req.on("error", function (xhrStatus, context) {
-			_this7.onError("xhr poll error", xhrStatus, context);
-		  });
-		  this.pollXhr = req;
-		}
-	  }]);
-  
-	  return Polling;
-	}(Transport);
-	var Request = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Request, _Emitter);
-  
-	  var _super2 = _createSuper(Request);
-  
-	  /**
-	   * Request constructor
-	   *
-	   * @param {Object} options
-	   * @api public
-	   */
-	  function Request(uri, opts) {
-		var _this8;
-  
-		_classCallCheck(this, Request);
-  
-		_this8 = _super2.call(this);
-		installTimerFunctions(_assertThisInitialized(_this8), opts);
-		_this8.opts = opts;
-		_this8.method = opts.method || "GET";
-		_this8.uri = uri;
-		_this8.async = false !== opts.async;
-		_this8.data = undefined !== opts.data ? opts.data : null;
-  
-		_this8.create();
-  
-		return _this8;
-	  }
-	  /**
-	   * Creates the XHR object and sends the request.
-	   *
-	   * @api private
-	   */
-  
-  
-	  _createClass(Request, [{
-		key: "create",
-		value: function create() {
-		  var _this9 = this;
-  
-		  var opts = pick(this.opts, "agent", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "autoUnref");
-		  opts.xdomain = !!this.opts.xd;
-		  opts.xscheme = !!this.opts.xs;
-		  var xhr = this.xhr = new XMLHttpRequest$1(opts);
-  
-		  try {
-			xhr.open(this.method, this.uri, this.async);
-  
-			try {
-			  if (this.opts.extraHeaders) {
-				xhr.setDisableHeaderCheck && xhr.setDisableHeaderCheck(true);
-  
-				for (var i in this.opts.extraHeaders) {
-				  if (this.opts.extraHeaders.hasOwnProperty(i)) {
-					xhr.setRequestHeader(i, this.opts.extraHeaders[i]);
-				  }
-				}
-			  }
-			} catch (e) {}
-  
-			if ("POST" === this.method) {
-			  try {
-				xhr.setRequestHeader("Content-type", "text/plain;charset=UTF-8");
-			  } catch (e) {}
-			}
-  
-			try {
-			  xhr.setRequestHeader("Accept", "*/*");
-			} catch (e) {} // ie6 check
-  
-  
-			if ("withCredentials" in xhr) {
-			  xhr.withCredentials = this.opts.withCredentials;
-			}
-  
-			if (this.opts.requestTimeout) {
-			  xhr.timeout = this.opts.requestTimeout;
-			}
-  
-			xhr.onreadystatechange = function () {
-			  if (4 !== xhr.readyState) return;
-  
-			  if (200 === xhr.status || 1223 === xhr.status) {
-				_this9.onLoad();
-			  } else {
-				// make sure the `error` event handler that's user-set
-				// does not throw in the same tick and gets caught here
-				_this9.setTimeoutFn(function () {
-				  _this9.onError(typeof xhr.status === "number" ? xhr.status : 0);
-				}, 0);
-			  }
-			};
-  
-			xhr.send(this.data);
-		  } catch (e) {
-			// Need to defer since .create() is called directly from the constructor
-			// and thus the 'error' event can only be only bound *after* this exception
-			// occurs.  Therefore, also, we cannot throw here at all.
-			this.setTimeoutFn(function () {
-			  _this9.onError(e);
-			}, 0);
-			return;
-		  }
-  
-		  if (typeof document !== "undefined") {
-			this.index = Request.requestsCount++;
-			Request.requests[this.index] = this;
-		  }
-		}
-		/**
-		 * Called upon error.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onError",
-		value: function onError(err) {
-		  this.emitReserved("error", err, this.xhr);
-		  this.cleanup(true);
-		}
-		/**
-		 * Cleans up house.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "cleanup",
-		value: function cleanup(fromError) {
-		  if ("undefined" === typeof this.xhr || null === this.xhr) {
-			return;
-		  }
-  
-		  this.xhr.onreadystatechange = empty;
-  
-		  if (fromError) {
-			try {
-			  this.xhr.abort();
-			} catch (e) {}
-		  }
-  
-		  if (typeof document !== "undefined") {
-			delete Request.requests[this.index];
-		  }
-  
-		  this.xhr = null;
-		}
-		/**
-		 * Called upon load.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onLoad",
-		value: function onLoad() {
-		  var data = this.xhr.responseText;
-  
-		  if (data !== null) {
-			this.emitReserved("data", data);
-			this.emitReserved("success");
-			this.cleanup();
-		  }
-		}
-		/**
-		 * Aborts the request.
-		 *
-		 * @api public
-		 */
-  
-	  }, {
-		key: "abort",
-		value: function abort() {
-		  this.cleanup();
-		}
-	  }]);
-  
-	  return Request;
-	}(Emitter);
-	Request.requestsCount = 0;
-	Request.requests = {};
-	/**
-	 * Aborts pending requests when unloading the window. This is needed to prevent
-	 * memory leaks (e.g. when using IE) and to ensure that no spurious error is
-	 * emitted.
-	 */
-  
-	if (typeof document !== "undefined") {
-	  // @ts-ignore
-	  if (typeof attachEvent === "function") {
-		// @ts-ignore
-		attachEvent("onunload", unloadHandler);
-	  } else if (typeof addEventListener === "function") {
-		var terminationEvent = "onpagehide" in globalThis ? "pagehide" : "unload";
-		addEventListener(terminationEvent, unloadHandler, false);
-	  }
-	}
-  
-	function unloadHandler() {
-	  for (var i in Request.requests) {
-		if (Request.requests.hasOwnProperty(i)) {
-		  Request.requests[i].abort();
-		}
-	  }
-	}
-  
-	var nextTick = function () {
-	  var isPromiseAvailable = typeof Promise === "function" && typeof Promise.resolve === "function";
-  
-	  if (isPromiseAvailable) {
-		return function (cb) {
-		  return Promise.resolve().then(cb);
-		};
-	  } else {
-		return function (cb, setTimeoutFn) {
-		  return setTimeoutFn(cb, 0);
-		};
-	  }
-	}();
-	var WebSocket = globalThis.WebSocket || globalThis.MozWebSocket;
-	var usingBrowserWebSocket = true;
-	var defaultBinaryType = "arraybuffer";
-  
-	var isReactNative = typeof navigator !== "undefined" && typeof navigator.product === "string" && navigator.product.toLowerCase() === "reactnative";
-	var WS = /*#__PURE__*/function (_Transport) {
-	  _inherits(WS, _Transport);
-  
-	  var _super = _createSuper(WS);
-  
-	  /**
-	   * WebSocket transport constructor.
-	   *
-	   * @api {Object} connection options
-	   * @api public
-	   */
-	  function WS(opts) {
-		var _this;
-  
-		_classCallCheck(this, WS);
-  
-		_this = _super.call(this, opts);
-		_this.supportsBinary = !opts.forceBase64;
-		return _this;
-	  }
-	  /**
-	   * Transport name.
-	   *
-	   * @api public
-	   */
-  
-  
-	  _createClass(WS, [{
-		key: "name",
-		get: function get() {
-		  return "websocket";
-		}
-		/**
-		 * Opens socket.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doOpen",
-		value: function doOpen() {
-		  if (!this.check()) {
-			// let probe timeout
-			return;
-		  }
-  
-		  var uri = this.uri();
-		  var protocols = this.opts.protocols; // React Native only supports the 'headers' option, and will print a warning if anything else is passed
-  
-		  var opts = isReactNative ? {} : pick(this.opts, "agent", "perMessageDeflate", "pfx", "key", "passphrase", "cert", "ca", "ciphers", "rejectUnauthorized", "localAddress", "protocolVersion", "origin", "maxPayload", "family", "checkServerIdentity");
-  
-		  if (this.opts.extraHeaders) {
-			opts.headers = this.opts.extraHeaders;
-		  }
-  
-		  try {
-			this.ws = usingBrowserWebSocket && !isReactNative ? protocols ? new WebSocket(uri, protocols) : new WebSocket(uri) : new WebSocket(uri, protocols, opts);
-		  } catch (err) {
-			return this.emitReserved("error", err);
-		  }
-  
-		  this.ws.binaryType = this.socket.binaryType || defaultBinaryType;
-		  this.addEventListeners();
-		}
-		/**
-		 * Adds event listeners to the socket
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "addEventListeners",
-		value: function addEventListeners() {
-		  var _this2 = this;
-  
-		  this.ws.onopen = function () {
-			if (_this2.opts.autoUnref) {
-			  _this2.ws._socket.unref();
-			}
-  
-			_this2.onOpen();
-		  };
-  
-		  this.ws.onclose = function (closeEvent) {
-			return _this2.onClose({
-			  description: "websocket connection closed",
-			  context: closeEvent
-			});
-		  };
-  
-		  this.ws.onmessage = function (ev) {
-			return _this2.onData(ev.data);
-		  };
-  
-		  this.ws.onerror = function (e) {
-			return _this2.onError("websocket error", e);
-		  };
-		}
-		/**
-		 * Writes data to socket.
-		 *
-		 * @param {Array} array of packets.
-		 * @api private
-		 */
-  
-	  }, {
-		key: "write",
-		value: function write(packets) {
-		  var _this3 = this;
-  
-		  this.writable = false; // encodePacket efficient as it uses WS framing
-		  // no need for encodePayload
-  
-		  var _loop = function _loop(i) {
-			var packet = packets[i];
-			var lastPacket = i === packets.length - 1;
-			encodePacket(packet, _this3.supportsBinary, function (data) {
-			  // always create a new object (GH-437)
-			  var opts = {};
-			  // have a chance of informing us about it yet, in that case send will
-			  // throw an error
-  
-  
-			  try {
-				if (usingBrowserWebSocket) {
-				  // TypeError is thrown when passing the second argument on Safari
-				  _this3.ws.send(data);
-				}
-			  } catch (e) {}
-  
-			  if (lastPacket) {
-				// fake drain
-				// defer to next tick to allow Socket to clear writeBuffer
-				nextTick(function () {
-				  _this3.writable = true;
-  
-				  _this3.emitReserved("drain");
-				}, _this3.setTimeoutFn);
-			  }
-			});
-		  };
-  
-		  for (var i = 0; i < packets.length; i++) {
-			_loop(i);
-		  }
-		}
-		/**
-		 * Closes socket.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "doClose",
-		value: function doClose() {
-		  if (typeof this.ws !== "undefined") {
-			this.ws.close();
-			this.ws = null;
-		  }
-		}
-		/**
-		 * Generates uri for connection.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "uri",
-		value: function uri() {
-		  var query = this.query || {};
-		  var schema = this.opts.secure ? "wss" : "ws";
-		  var port = ""; // avoid port if default for schema
-  
-		  if (this.opts.port && ("wss" === schema && Number(this.opts.port) !== 443 || "ws" === schema && Number(this.opts.port) !== 80)) {
-			port = ":" + this.opts.port;
-		  } // append timestamp to URI
-  
-  
-		  if (this.opts.timestampRequests) {
-			query[this.opts.timestampParam] = yeast();
-		  } // communicate binary support capabilities
-  
-  
-		  if (!this.supportsBinary) {
-			query.b64 = 1;
-		  }
-  
-		  var encodedQuery = encode(query);
-		  var ipv6 = this.opts.hostname.indexOf(":") !== -1;
-		  return schema + "://" + (ipv6 ? "[" + this.opts.hostname + "]" : this.opts.hostname) + port + this.opts.path + (encodedQuery.length ? "?" + encodedQuery : "");
-		}
-		/**
-		 * Feature detection for WebSocket.
-		 *
-		 * @return {Boolean} whether this transport is available.
-		 * @api public
-		 */
-  
-	  }, {
-		key: "check",
-		value: function check() {
-		  return !!WebSocket && !("__initialize" in WebSocket && this.name === WS.prototype.name);
-		}
-	  }]);
-  
-	  return WS;
-	}(Transport);
-  
-	var transports = {
-	  websocket: WS,
-	  polling: Polling
-	};
-  
-	// imported from https://github.com/galkn/parseuri
-  
-	/**
-	 * Parses an URI
-	 *
-	 * @author Steven Levithan <stevenlevithan.com> (MIT license)
-	 * @api private
-	 */
-	var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-	var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password', 'host', 'port', 'relative', 'path', 'directory', 'file', 'query', 'anchor'];
-	function parse(str) {
-	  var src = str,
-		  b = str.indexOf('['),
-		  e = str.indexOf(']');
-  
-	  if (b != -1 && e != -1) {
-		str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ';') + str.substring(e, str.length);
-	  }
-  
-	  var m = re.exec(str || ''),
-		  uri = {},
-		  i = 14;
-  
-	  while (i--) {
-		uri[parts[i]] = m[i] || '';
-	  }
-  
-	  if (b != -1 && e != -1) {
-		uri.source = src;
-		uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ':');
-		uri.authority = uri.authority.replace('[', '').replace(']', '').replace(/;/g, ':');
-		uri.ipv6uri = true;
-	  }
-  
-	  uri.pathNames = pathNames(uri, uri['path']);
-	  uri.queryKey = queryKey(uri, uri['query']);
-	  return uri;
-	}
-  
-	function pathNames(obj, path) {
-	  var regx = /\/{2,9}/g,
-		  names = path.replace(regx, "/").split("/");
-  
-	  if (path.substr(0, 1) == '/' || path.length === 0) {
-		names.splice(0, 1);
-	  }
-  
-	  if (path.substr(path.length - 1, 1) == '/') {
-		names.splice(names.length - 1, 1);
-	  }
-  
-	  return names;
-	}
-  
-	function queryKey(uri, query) {
-	  var data = {};
-	  query.replace(/(?:^|&)([^&=]*)=?([^&]*)/g, function ($0, $1, $2) {
-		if ($1) {
-		  data[$1] = $2;
-		}
-	  });
-	  return data;
-	}
-  
-	var Socket$1 = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Socket, _Emitter);
-  
-	  var _super = _createSuper(Socket);
-  
-	  /**
-	   * Socket constructor.
-	   *
-	   * @param {String|Object} uri or options
-	   * @param {Object} opts - options
-	   * @api public
-	   */
-	  function Socket(uri) {
-		var _this;
-  
-		var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-  
-		_classCallCheck(this, Socket);
-  
-		_this = _super.call(this);
-  
-		if (uri && "object" === _typeof(uri)) {
-		  opts = uri;
-		  uri = null;
-		}
-  
-		if (uri) {
-		  uri = parse(uri);
-		  opts.hostname = uri.host;
-		  opts.secure = uri.protocol === "https" || uri.protocol === "wss";
-		  opts.port = uri.port;
-		  if (uri.query) opts.query = uri.query;
-		} else if (opts.host) {
-		  opts.hostname = parse(opts.host).host;
-		}
-  
-		installTimerFunctions(_assertThisInitialized(_this), opts);
-		_this.secure = null != opts.secure ? opts.secure : typeof location !== "undefined" && "https:" === location.protocol;
-  
-		if (opts.hostname && !opts.port) {
-		  // if no port is specified manually, use the protocol default
-		  opts.port = _this.secure ? "443" : "80";
-		}
-  
-		_this.hostname = opts.hostname || (typeof location !== "undefined" ? location.hostname : "localhost");
-		_this.port = opts.port || (typeof location !== "undefined" && location.port ? location.port : _this.secure ? "443" : "80");
-		_this.transports = opts.transports || ["polling", "websocket"];
-		_this.readyState = "";
-		_this.writeBuffer = [];
-		_this.prevBufferLen = 0;
-		_this.opts = _extends({
-		  path: "/engine.io",
-		  agent: false,
-		  withCredentials: false,
-		  upgrade: true,
-		  timestampParam: "t",
-		  rememberUpgrade: false,
-		  rejectUnauthorized: true,
-		  perMessageDeflate: {
-			threshold: 1024
-		  },
-		  transportOptions: {},
-		  closeOnBeforeunload: true
-		}, opts);
-		_this.opts.path = _this.opts.path.replace(/\/$/, "") + "/";
-  
-		if (typeof _this.opts.query === "string") {
-		  _this.opts.query = decode(_this.opts.query);
-		} // set on handshake
-  
-  
-		_this.id = null;
-		_this.upgrades = null;
-		_this.pingInterval = null;
-		_this.pingTimeout = null; // set on heartbeat
-  
-		_this.pingTimeoutTimer = null;
-  
-		if (typeof addEventListener === "function") {
-		  if (_this.opts.closeOnBeforeunload) {
-			// Firefox closes the connection when the "beforeunload" event is emitted but not Chrome. This event listener
-			// ensures every browser behaves the same (no "disconnect" event at the Socket.IO level when the page is
-			// closed/reloaded)
-			addEventListener("beforeunload", function () {
-			  if (_this.transport) {
-				// silently close the transport
-				_this.transport.removeAllListeners();
-  
-				_this.transport.close();
-			  }
-			}, false);
-		  }
-  
-		  if (_this.hostname !== "localhost") {
-			_this.offlineEventListener = function () {
-			  _this.onClose("transport close", {
-				description: "network connection lost"
-			  });
-			};
-  
-			addEventListener("offline", _this.offlineEventListener, false);
-		  }
-		}
-  
-		_this.open();
-  
-		return _this;
-	  }
-	  /**
-	   * Creates transport of the given type.
-	   *
-	   * @param {String} transport name
-	   * @return {Transport}
-	   * @api private
-	   */
-  
-  
-	  _createClass(Socket, [{
-		key: "createTransport",
-		value: function createTransport(name) {
-		  var query = _extends({}, this.opts.query); // append engine.io protocol identifier
-  
-  
-		  query.EIO = protocol$1; // transport name
-  
-		  query.transport = name; // session id if we already have one
-  
-		  if (this.id) query.sid = this.id;
-  
-		  var opts = _extends({}, this.opts.transportOptions[name], this.opts, {
-			query: query,
-			socket: this,
-			hostname: this.hostname,
-			secure: this.secure,
-			port: this.port
-		  });
-  
-		  return new transports[name](opts);
-		}
-		/**
-		 * Initializes transport to use and starts probe.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "open",
-		value: function open() {
-		  var _this2 = this;
-  
-		  var transport;
-  
-		  if (this.opts.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf("websocket") !== -1) {
-			transport = "websocket";
-		  } else if (0 === this.transports.length) {
-			// Emit error on next tick so it can be listened to
-			this.setTimeoutFn(function () {
-			  _this2.emitReserved("error", "No transports available");
-			}, 0);
-			return;
-		  } else {
-			transport = this.transports[0];
-		  }
-  
-		  this.readyState = "opening"; // Retry with the next transport if the transport is disabled (jsonp: false)
-  
-		  try {
-			transport = this.createTransport(transport);
-		  } catch (e) {
-			this.transports.shift();
-			this.open();
-			return;
-		  }
-  
-		  transport.open();
-		  this.setTransport(transport);
-		}
-		/**
-		 * Sets the current transport. Disables the existing one (if any).
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "setTransport",
-		value: function setTransport(transport) {
-		  var _this3 = this;
-  
-		  if (this.transport) {
-			this.transport.removeAllListeners();
-		  } // set up transport
-  
-  
-		  this.transport = transport; // set up transport listeners
-  
-		  transport.on("drain", this.onDrain.bind(this)).on("packet", this.onPacket.bind(this)).on("error", this.onError.bind(this)).on("close", function (reason) {
-			return _this3.onClose("transport close", reason);
-		  });
-		}
-		/**
-		 * Probes a transport.
-		 *
-		 * @param {String} transport name
-		 * @api private
-		 */
-  
-	  }, {
-		key: "probe",
-		value: function probe(name) {
-		  var _this4 = this;
-  
-		  var transport = this.createTransport(name);
-		  var failed = false;
-		  Socket.priorWebsocketSuccess = false;
-  
-		  var onTransportOpen = function onTransportOpen() {
-			if (failed) return;
-			transport.send([{
-			  type: "ping",
-			  data: "probe"
-			}]);
-			transport.once("packet", function (msg) {
-			  if (failed) return;
-  
-			  if ("pong" === msg.type && "probe" === msg.data) {
-				_this4.upgrading = true;
-  
-				_this4.emitReserved("upgrading", transport);
-  
-				if (!transport) return;
-				Socket.priorWebsocketSuccess = "websocket" === transport.name;
-  
-				_this4.transport.pause(function () {
-				  if (failed) return;
-				  if ("closed" === _this4.readyState) return;
-				  cleanup();
-  
-				  _this4.setTransport(transport);
-  
-				  transport.send([{
-					type: "upgrade"
-				  }]);
-  
-				  _this4.emitReserved("upgrade", transport);
-  
-				  transport = null;
-				  _this4.upgrading = false;
-  
-				  _this4.flush();
-				});
-			  } else {
-				var err = new Error("probe error"); // @ts-ignore
-  
-				err.transport = transport.name;
-  
-				_this4.emitReserved("upgradeError", err);
-			  }
-			});
-		  };
-  
-		  function freezeTransport() {
-			if (failed) return; // Any callback called by transport should be ignored since now
-  
-			failed = true;
-			cleanup();
-			transport.close();
-			transport = null;
-		  } // Handle any error that happens while probing
-  
-  
-		  var onerror = function onerror(err) {
-			var error = new Error("probe error: " + err); // @ts-ignore
-  
-			error.transport = transport.name;
-			freezeTransport();
-  
-			_this4.emitReserved("upgradeError", error);
-		  };
-  
-		  function onTransportClose() {
-			onerror("transport closed");
-		  } // When the socket is closed while we're probing
-  
-  
-		  function onclose() {
-			onerror("socket closed");
-		  } // When the socket is upgraded while we're probing
-  
-  
-		  function onupgrade(to) {
-			if (transport && to.name !== transport.name) {
-			  freezeTransport();
-			}
-		  } // Remove all listeners on the transport and on self
-  
-  
-		  var cleanup = function cleanup() {
-			transport.removeListener("open", onTransportOpen);
-			transport.removeListener("error", onerror);
-			transport.removeListener("close", onTransportClose);
-  
-			_this4.off("close", onclose);
-  
-			_this4.off("upgrading", onupgrade);
-		  };
-  
-		  transport.once("open", onTransportOpen);
-		  transport.once("error", onerror);
-		  transport.once("close", onTransportClose);
-		  this.once("close", onclose);
-		  this.once("upgrading", onupgrade);
-		  transport.open();
-		}
-		/**
-		 * Called when connection is deemed open.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onOpen",
-		value: function onOpen() {
-		  this.readyState = "open";
-		  Socket.priorWebsocketSuccess = "websocket" === this.transport.name;
-		  this.emitReserved("open");
-		  this.flush(); // we check for `readyState` in case an `open`
-		  // listener already closed the socket
-  
-		  if ("open" === this.readyState && this.opts.upgrade && this.transport.pause) {
-			var i = 0;
-			var l = this.upgrades.length;
-  
-			for (; i < l; i++) {
-			  this.probe(this.upgrades[i]);
-			}
-		  }
-		}
-		/**
-		 * Handles a packet.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onPacket",
-		value: function onPacket(packet) {
-		  if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
-			this.emitReserved("packet", packet); // Socket is live - any packet counts
-  
-			this.emitReserved("heartbeat");
-  
-			switch (packet.type) {
-			  case "open":
-				this.onHandshake(JSON.parse(packet.data));
-				break;
-  
-			  case "ping":
-				this.resetPingTimeout();
-				this.sendPacket("pong");
-				this.emitReserved("ping");
-				this.emitReserved("pong");
-				break;
-  
-			  case "error":
-				var err = new Error("server error"); // @ts-ignore
-  
-				err.code = packet.data;
-				this.onError(err);
-				break;
-  
-			  case "message":
-				this.emitReserved("data", packet.data);
-				this.emitReserved("message", packet.data);
-				break;
-			}
-		  }
-		}
-		/**
-		 * Called upon handshake completion.
-		 *
-		 * @param {Object} data - handshake obj
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onHandshake",
-		value: function onHandshake(data) {
-		  this.emitReserved("handshake", data);
-		  this.id = data.sid;
-		  this.transport.query.sid = data.sid;
-		  this.upgrades = this.filterUpgrades(data.upgrades);
-		  this.pingInterval = data.pingInterval;
-		  this.pingTimeout = data.pingTimeout;
-		  this.maxPayload = data.maxPayload;
-		  this.onOpen(); // In case open handler closes socket
-  
-		  if ("closed" === this.readyState) return;
-		  this.resetPingTimeout();
-		}
-		/**
-		 * Sets and resets ping timeout timer based on server pings.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "resetPingTimeout",
-		value: function resetPingTimeout() {
-		  var _this5 = this;
-  
-		  this.clearTimeoutFn(this.pingTimeoutTimer);
-		  this.pingTimeoutTimer = this.setTimeoutFn(function () {
-			_this5.onClose("ping timeout");
-		  }, this.pingInterval + this.pingTimeout);
-  
-		  if (this.opts.autoUnref) {
-			this.pingTimeoutTimer.unref();
-		  }
-		}
-		/**
-		 * Called on `drain` event
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onDrain",
-		value: function onDrain() {
-		  this.writeBuffer.splice(0, this.prevBufferLen); // setting prevBufferLen = 0 is very important
-		  // for example, when upgrading, upgrade packet is sent over,
-		  // and a nonzero prevBufferLen could cause problems on `drain`
-  
-		  this.prevBufferLen = 0;
-  
-		  if (0 === this.writeBuffer.length) {
-			this.emitReserved("drain");
-		  } else {
-			this.flush();
-		  }
-		}
-		/**
-		 * Flush write buffers.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "flush",
-		value: function flush() {
-		  if ("closed" !== this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) {
-			var packets = this.getWritablePackets();
-			this.transport.send(packets); // keep track of current length of writeBuffer
-			// splice writeBuffer and callbackBuffer on `drain`
-  
-			this.prevBufferLen = packets.length;
-			this.emitReserved("flush");
-		  }
-		}
-		/**
-		 * Ensure the encoded size of the writeBuffer is below the maxPayload value sent by the server (only for HTTP
-		 * long-polling)
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "getWritablePackets",
-		value: function getWritablePackets() {
-		  var shouldCheckPayloadSize = this.maxPayload && this.transport.name === "polling" && this.writeBuffer.length > 1;
-  
-		  if (!shouldCheckPayloadSize) {
-			return this.writeBuffer;
-		  }
-  
-		  var payloadSize = 1; // first packet type
-  
-		  for (var i = 0; i < this.writeBuffer.length; i++) {
-			var data = this.writeBuffer[i].data;
-  
-			if (data) {
-			  payloadSize += byteLength(data);
-			}
-  
-			if (i > 0 && payloadSize > this.maxPayload) {
-			  return this.writeBuffer.slice(0, i);
-			}
-  
-			payloadSize += 2; // separator + packet type
-		  }
-  
-		  return this.writeBuffer;
-		}
-		/**
-		 * Sends a message.
-		 *
-		 * @param {String} message.
-		 * @param {Function} callback function.
-		 * @param {Object} options.
-		 * @return {Socket} for chaining.
-		 * @api public
-		 */
-  
-	  }, {
-		key: "write",
-		value: function write(msg, options, fn) {
-		  this.sendPacket("message", msg, options, fn);
-		  return this;
-		}
-	  }, {
-		key: "send",
-		value: function send(msg, options, fn) {
-		  this.sendPacket("message", msg, options, fn);
-		  return this;
-		}
-		/**
-		 * Sends a packet.
-		 *
-		 * @param {String} packet type.
-		 * @param {String} data.
-		 * @param {Object} options.
-		 * @param {Function} callback function.
-		 * @api private
-		 */
-  
-	  }, {
-		key: "sendPacket",
-		value: function sendPacket(type, data, options, fn) {
-		  if ("function" === typeof data) {
-			fn = data;
-			data = undefined;
-		  }
-  
-		  if ("function" === typeof options) {
-			fn = options;
-			options = null;
-		  }
-  
-		  if ("closing" === this.readyState || "closed" === this.readyState) {
-			return;
-		  }
-  
-		  options = options || {};
-		  options.compress = false !== options.compress;
-		  var packet = {
-			type: type,
-			data: data,
-			options: options
-		  };
-		  this.emitReserved("packetCreate", packet);
-		  this.writeBuffer.push(packet);
-		  if (fn) this.once("flush", fn);
-		  this.flush();
-		}
-		/**
-		 * Closes the connection.
-		 *
-		 * @api public
-		 */
-  
-	  }, {
-		key: "close",
-		value: function close() {
-		  var _this6 = this;
-  
-		  var close = function close() {
-			_this6.onClose("forced close");
-  
-			_this6.transport.close();
-		  };
-  
-		  var cleanupAndClose = function cleanupAndClose() {
-			_this6.off("upgrade", cleanupAndClose);
-  
-			_this6.off("upgradeError", cleanupAndClose);
-  
-			close();
-		  };
-  
-		  var waitForUpgrade = function waitForUpgrade() {
-			// wait for upgrade to finish since we can't send packets while pausing a transport
-			_this6.once("upgrade", cleanupAndClose);
-  
-			_this6.once("upgradeError", cleanupAndClose);
-		  };
-  
-		  if ("opening" === this.readyState || "open" === this.readyState) {
-			this.readyState = "closing";
-  
-			if (this.writeBuffer.length) {
-			  this.once("drain", function () {
-				if (_this6.upgrading) {
-				  waitForUpgrade();
-				} else {
-				  close();
-				}
-			  });
-			} else if (this.upgrading) {
-			  waitForUpgrade();
-			} else {
-			  close();
-			}
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Called upon transport error
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onError",
-		value: function onError(err) {
-		  Socket.priorWebsocketSuccess = false;
-		  this.emitReserved("error", err);
-		  this.onClose("transport error", err);
-		}
-		/**
-		 * Called upon transport close.
-		 *
-		 * @api private
-		 */
-  
-	  }, {
-		key: "onClose",
-		value: function onClose(reason, description) {
-		  if ("opening" === this.readyState || "open" === this.readyState || "closing" === this.readyState) {
-			// clear timers
-			this.clearTimeoutFn(this.pingTimeoutTimer); // stop event from firing again for transport
-  
-			this.transport.removeAllListeners("close"); // ensure transport won't stay open
-  
-			this.transport.close(); // ignore further transport communication
-  
-			this.transport.removeAllListeners();
-  
-			if (typeof removeEventListener === "function") {
-			  removeEventListener("offline", this.offlineEventListener, false);
-			} // set ready state
-  
-  
-			this.readyState = "closed"; // clear session id
-  
-			this.id = null; // emit close event
-  
-			this.emitReserved("close", reason, description); // clean buffers after, so users can still
-			// grab the buffers on `close` event
-  
-			this.writeBuffer = [];
-			this.prevBufferLen = 0;
-		  }
-		}
-		/**
-		 * Filters upgrades, returning only those matching client transports.
-		 *
-		 * @param {Array} server upgrades
-		 * @api private
-		 *
-		 */
-  
-	  }, {
-		key: "filterUpgrades",
-		value: function filterUpgrades(upgrades) {
-		  var filteredUpgrades = [];
-		  var i = 0;
-		  var j = upgrades.length;
-  
-		  for (; i < j; i++) {
-			if (~this.transports.indexOf(upgrades[i])) filteredUpgrades.push(upgrades[i]);
-		  }
-  
-		  return filteredUpgrades;
-		}
-	  }]);
-  
-	  return Socket;
-	}(Emitter);
-	Socket$1.protocol = protocol$1;
-  
-	/**
-	 * URL parser.
-	 *
-	 * @param uri - url
-	 * @param path - the request path of the connection
-	 * @param loc - An object meant to mimic window.location.
-	 *        Defaults to window.location.
-	 * @public
-	 */
-  
-	function url(uri) {
-	  var path = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "";
-	  var loc = arguments.length > 2 ? arguments[2] : undefined;
-	  var obj = uri; // default to window.location
-  
-	  loc = loc || typeof location !== "undefined" && location;
-	  if (null == uri) uri = loc.protocol + "//" + loc.host; // relative path support
-  
-	  if (typeof uri === "string") {
-		if ("/" === uri.charAt(0)) {
-		  if ("/" === uri.charAt(1)) {
-			uri = loc.protocol + uri;
-		  } else {
-			uri = loc.host + uri;
-		  }
-		}
-  
-		if (!/^(https?|wss?):\/\//.test(uri)) {
-		  if ("undefined" !== typeof loc) {
-			uri = loc.protocol + "//" + uri;
-		  } else {
-			uri = "https://" + uri;
-		  }
-		} // parse
-  
-  
-		obj = parse(uri);
-	  } // make sure we treat `localhost:80` and `localhost` equally
-  
-  
-	  if (!obj.port) {
-		if (/^(http|ws)$/.test(obj.protocol)) {
-		  obj.port = "80";
-		} else if (/^(http|ws)s$/.test(obj.protocol)) {
-		  obj.port = "443";
-		}
-	  }
-  
-	  obj.path = obj.path || "/";
-	  var ipv6 = obj.host.indexOf(":") !== -1;
-	  var host = ipv6 ? "[" + obj.host + "]" : obj.host; // define unique id
-  
-	  obj.id = obj.protocol + "://" + host + ":" + obj.port + path; // define href
-  
-	  obj.href = obj.protocol + "://" + host + (loc && loc.port === obj.port ? "" : ":" + obj.port);
-	  return obj;
-	}
-  
-	var withNativeArrayBuffer = typeof ArrayBuffer === "function";
-  
-	var isView = function isView(obj) {
-	  return typeof ArrayBuffer.isView === "function" ? ArrayBuffer.isView(obj) : obj.buffer instanceof ArrayBuffer;
-	};
-  
-	var toString = Object.prototype.toString;
-	var withNativeBlob = typeof Blob === "function" || typeof Blob !== "undefined" && toString.call(Blob) === "[object BlobConstructor]";
-	var withNativeFile = typeof File === "function" || typeof File !== "undefined" && toString.call(File) === "[object FileConstructor]";
-	/**
-	 * Returns true if obj is a Buffer, an ArrayBuffer, a Blob or a File.
-	 *
-	 * @private
-	 */
-  
-	function isBinary(obj) {
-	  return withNativeArrayBuffer && (obj instanceof ArrayBuffer || isView(obj)) || withNativeBlob && obj instanceof Blob || withNativeFile && obj instanceof File;
-	}
-	function hasBinary(obj, toJSON) {
-	  if (!obj || _typeof(obj) !== "object") {
-		return false;
-	  }
-  
-	  if (Array.isArray(obj)) {
-		for (var i = 0, l = obj.length; i < l; i++) {
-		  if (hasBinary(obj[i])) {
-			return true;
-		  }
-		}
-  
-		return false;
-	  }
-  
-	  if (isBinary(obj)) {
-		return true;
-	  }
-  
-	  if (obj.toJSON && typeof obj.toJSON === "function" && arguments.length === 1) {
-		return hasBinary(obj.toJSON(), true);
-	  }
-  
-	  for (var key in obj) {
-		if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {
-		  return true;
-		}
-	  }
-  
-	  return false;
-	}
-  
-	/**
-	 * Replaces every Buffer | ArrayBuffer | Blob | File in packet with a numbered placeholder.
-	 *
-	 * @param {Object} packet - socket.io event packet
-	 * @return {Object} with deconstructed packet and list of buffers
-	 * @public
-	 */
-  
-	function deconstructPacket(packet) {
-	  var buffers = [];
-	  var packetData = packet.data;
-	  var pack = packet;
-	  pack.data = _deconstructPacket(packetData, buffers);
-	  pack.attachments = buffers.length; // number of binary 'attachments'
-  
-	  return {
-		packet: pack,
-		buffers: buffers
-	  };
-	}
-  
-	function _deconstructPacket(data, buffers) {
-	  if (!data) return data;
-  
-	  if (isBinary(data)) {
-		var placeholder = {
-		  _placeholder: true,
-		  num: buffers.length
-		};
-		buffers.push(data);
-		return placeholder;
-	  } else if (Array.isArray(data)) {
-		var newData = new Array(data.length);
-  
-		for (var i = 0; i < data.length; i++) {
-		  newData[i] = _deconstructPacket(data[i], buffers);
-		}
-  
-		return newData;
-	  } else if (_typeof(data) === "object" && !(data instanceof Date)) {
-		var _newData = {};
-  
-		for (var key in data) {
-		  if (Object.prototype.hasOwnProperty.call(data, key)) {
-			_newData[key] = _deconstructPacket(data[key], buffers);
-		  }
-		}
-  
-		return _newData;
-	  }
-  
-	  return data;
-	}
-	/**
-	 * Reconstructs a binary packet from its placeholder packet and buffers
-	 *
-	 * @param {Object} packet - event packet with placeholders
-	 * @param {Array} buffers - binary buffers to put in placeholder positions
-	 * @return {Object} reconstructed packet
-	 * @public
-	 */
-  
-  
-	function reconstructPacket(packet, buffers) {
-	  packet.data = _reconstructPacket(packet.data, buffers);
-	  packet.attachments = undefined; // no longer useful
-  
-	  return packet;
-	}
-  
-	function _reconstructPacket(data, buffers) {
-	  if (!data) return data;
-  
-	  if (data && data._placeholder) {
-		return buffers[data.num]; // appropriate buffer (should be natural order anyway)
-	  } else if (Array.isArray(data)) {
-		for (var i = 0; i < data.length; i++) {
-		  data[i] = _reconstructPacket(data[i], buffers);
-		}
-	  } else if (_typeof(data) === "object") {
-		for (var key in data) {
-		  if (Object.prototype.hasOwnProperty.call(data, key)) {
-			data[key] = _reconstructPacket(data[key], buffers);
-		  }
-		}
-	  }
-  
-	  return data;
-	}
-  
-	/**
-	 * Protocol version.
-	 *
-	 * @public
-	 */
-  
-	var protocol = 5;
-	var PacketType;
-  
-	(function (PacketType) {
-	  PacketType[PacketType["CONNECT"] = 0] = "CONNECT";
-	  PacketType[PacketType["DISCONNECT"] = 1] = "DISCONNECT";
-	  PacketType[PacketType["EVENT"] = 2] = "EVENT";
-	  PacketType[PacketType["ACK"] = 3] = "ACK";
-	  PacketType[PacketType["CONNECT_ERROR"] = 4] = "CONNECT_ERROR";
-	  PacketType[PacketType["BINARY_EVENT"] = 5] = "BINARY_EVENT";
-	  PacketType[PacketType["BINARY_ACK"] = 6] = "BINARY_ACK";
-	})(PacketType || (PacketType = {}));
-	/**
-	 * A socket.io Encoder instance
-	 */
-  
-  
-	var Encoder = /*#__PURE__*/function () {
-	  /**
-	   * Encoder constructor
-	   *
-	   * @param {function} replacer - custom replacer to pass down to JSON.parse
-	   */
-	  function Encoder(replacer) {
-		_classCallCheck(this, Encoder);
-  
-		this.replacer = replacer;
-	  }
-	  /**
-	   * Encode a packet as a single string if non-binary, or as a
-	   * buffer sequence, depending on packet type.
-	   *
-	   * @param {Object} obj - packet object
-	   */
-  
-  
-	  _createClass(Encoder, [{
-		key: "encode",
-		value: function encode(obj) {
-		  if (obj.type === PacketType.EVENT || obj.type === PacketType.ACK) {
-			if (hasBinary(obj)) {
-			  obj.type = obj.type === PacketType.EVENT ? PacketType.BINARY_EVENT : PacketType.BINARY_ACK;
-			  return this.encodeAsBinary(obj);
-			}
-		  }
-  
-		  return [this.encodeAsString(obj)];
-		}
-		/**
-		 * Encode packet as string.
-		 */
-  
-	  }, {
-		key: "encodeAsString",
-		value: function encodeAsString(obj) {
-		  // first is type
-		  var str = "" + obj.type; // attachments if we have them
-  
-		  if (obj.type === PacketType.BINARY_EVENT || obj.type === PacketType.BINARY_ACK) {
-			str += obj.attachments + "-";
-		  } // if we have a namespace other than `/`
-		  // we append it followed by a comma `,`
-  
-  
-		  if (obj.nsp && "/" !== obj.nsp) {
-			str += obj.nsp + ",";
-		  } // immediately followed by the id
-  
-  
-		  if (null != obj.id) {
-			str += obj.id;
-		  } // json data
-  
-  
-		  if (null != obj.data) {
-			str += JSON.stringify(obj.data, this.replacer);
-		  }
-  
-		  return str;
-		}
-		/**
-		 * Encode packet as 'buffer sequence' by removing blobs, and
-		 * deconstructing packet into object with placeholders and
-		 * a list of buffers.
-		 */
-  
-	  }, {
-		key: "encodeAsBinary",
-		value: function encodeAsBinary(obj) {
-		  var deconstruction = deconstructPacket(obj);
-		  var pack = this.encodeAsString(deconstruction.packet);
-		  var buffers = deconstruction.buffers;
-		  buffers.unshift(pack); // add packet info to beginning of data list
-  
-		  return buffers; // write all the buffers
-		}
-	  }]);
-  
-	  return Encoder;
-	}();
-	/**
-	 * A socket.io Decoder instance
-	 *
-	 * @return {Object} decoder
-	 */
-  
-	var Decoder = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Decoder, _Emitter);
-  
-	  var _super = _createSuper(Decoder);
-  
-	  /**
-	   * Decoder constructor
-	   *
-	   * @param {function} reviver - custom reviver to pass down to JSON.stringify
-	   */
-	  function Decoder(reviver) {
-		var _this;
-  
-		_classCallCheck(this, Decoder);
-  
-		_this = _super.call(this);
-		_this.reviver = reviver;
-		return _this;
-	  }
-	  /**
-	   * Decodes an encoded packet string into packet JSON.
-	   *
-	   * @param {String} obj - encoded packet
-	   */
-  
-  
-	  _createClass(Decoder, [{
-		key: "add",
-		value: function add(obj) {
-		  var packet;
-  
-		  if (typeof obj === "string") {
-			packet = this.decodeString(obj);
-  
-			if (packet.type === PacketType.BINARY_EVENT || packet.type === PacketType.BINARY_ACK) {
-			  // binary packet's json
-			  this.reconstructor = new BinaryReconstructor(packet); // no attachments, labeled binary but no binary data to follow
-  
-			  if (packet.attachments === 0) {
-				_get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet);
-			  }
-			} else {
-			  // non-binary full packet
-			  _get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet);
-			}
-		  } else if (isBinary(obj) || obj.base64) {
-			// raw binary data
-			if (!this.reconstructor) {
-			  throw new Error("got binary data when not reconstructing a packet");
-			} else {
-			  packet = this.reconstructor.takeBinaryData(obj);
-  
-			  if (packet) {
-				// received final buffer
-				this.reconstructor = null;
-  
-				_get(_getPrototypeOf(Decoder.prototype), "emitReserved", this).call(this, "decoded", packet);
-			  }
-			}
-		  } else {
-			throw new Error("Unknown type: " + obj);
-		  }
-		}
-		/**
-		 * Decode a packet String (JSON data)
-		 *
-		 * @param {String} str
-		 * @return {Object} packet
-		 */
-  
-	  }, {
-		key: "decodeString",
-		value: function decodeString(str) {
-		  var i = 0; // look up type
-  
-		  var p = {
-			type: Number(str.charAt(0))
-		  };
-  
-		  if (PacketType[p.type] === undefined) {
-			throw new Error("unknown packet type " + p.type);
-		  } // look up attachments if type binary
-  
-  
-		  if (p.type === PacketType.BINARY_EVENT || p.type === PacketType.BINARY_ACK) {
-			var start = i + 1;
-  
-			while (str.charAt(++i) !== "-" && i != str.length) {}
-  
-			var buf = str.substring(start, i);
-  
-			if (buf != Number(buf) || str.charAt(i) !== "-") {
-			  throw new Error("Illegal attachments");
-			}
-  
-			p.attachments = Number(buf);
-		  } // look up namespace (if any)
-  
-  
-		  if ("/" === str.charAt(i + 1)) {
-			var _start = i + 1;
-  
-			while (++i) {
-			  var c = str.charAt(i);
-			  if ("," === c) break;
-			  if (i === str.length) break;
-			}
-  
-			p.nsp = str.substring(_start, i);
-		  } else {
-			p.nsp = "/";
-		  } // look up id
-  
-  
-		  var next = str.charAt(i + 1);
-  
-		  if ("" !== next && Number(next) == next) {
-			var _start2 = i + 1;
-  
-			while (++i) {
-			  var _c = str.charAt(i);
-  
-			  if (null == _c || Number(_c) != _c) {
-				--i;
-				break;
-			  }
-  
-			  if (i === str.length) break;
-			}
-  
-			p.id = Number(str.substring(_start2, i + 1));
-		  } // look up json data
-  
-  
-		  if (str.charAt(++i)) {
-			var payload = this.tryParse(str.substr(i));
-  
-			if (Decoder.isPayloadValid(p.type, payload)) {
-			  p.data = payload;
-			} else {
-			  throw new Error("invalid payload");
-			}
-		  }
-  
-		  return p;
-		}
-	  }, {
-		key: "tryParse",
-		value: function tryParse(str) {
-		  try {
-			return JSON.parse(str, this.reviver);
-		  } catch (e) {
-			return false;
-		  }
-		}
-	  }, {
-		key: "destroy",
-		value:
-		/**
-		 * Deallocates a parser's resources
-		 */
-		function destroy() {
-		  if (this.reconstructor) {
-			this.reconstructor.finishedReconstruction();
-		  }
-		}
-	  }], [{
-		key: "isPayloadValid",
-		value: function isPayloadValid(type, payload) {
-		  switch (type) {
-			case PacketType.CONNECT:
-			  return _typeof(payload) === "object";
-  
-			case PacketType.DISCONNECT:
-			  return payload === undefined;
-  
-			case PacketType.CONNECT_ERROR:
-			  return typeof payload === "string" || _typeof(payload) === "object";
-  
-			case PacketType.EVENT:
-			case PacketType.BINARY_EVENT:
-			  return Array.isArray(payload) && payload.length > 0;
-  
-			case PacketType.ACK:
-			case PacketType.BINARY_ACK:
-			  return Array.isArray(payload);
-		  }
-		}
-	  }]);
-  
-	  return Decoder;
-	}(Emitter);
-	/**
-	 * A manager of a binary event's 'buffer sequence'. Should
-	 * be constructed whenever a packet of type BINARY_EVENT is
-	 * decoded.
-	 *
-	 * @param {Object} packet
-	 * @return {BinaryReconstructor} initialized reconstructor
-	 */
-  
-	var BinaryReconstructor = /*#__PURE__*/function () {
-	  function BinaryReconstructor(packet) {
-		_classCallCheck(this, BinaryReconstructor);
-  
-		this.packet = packet;
-		this.buffers = [];
-		this.reconPack = packet;
-	  }
-	  /**
-	   * Method to be called when binary data received from connection
-	   * after a BINARY_EVENT packet.
-	   *
-	   * @param {Buffer | ArrayBuffer} binData - the raw binary data received
-	   * @return {null | Object} returns null if more binary data is expected or
-	   *   a reconstructed packet object if all buffers have been received.
-	   */
-  
-  
-	  _createClass(BinaryReconstructor, [{
-		key: "takeBinaryData",
-		value: function takeBinaryData(binData) {
-		  this.buffers.push(binData);
-  
-		  if (this.buffers.length === this.reconPack.attachments) {
-			// done with buffer list
-			var packet = reconstructPacket(this.reconPack, this.buffers);
-			this.finishedReconstruction();
-			return packet;
-		  }
-  
-		  return null;
-		}
-		/**
-		 * Cleans up binary packet reconstruction variables.
-		 */
-  
-	  }, {
-		key: "finishedReconstruction",
-		value: function finishedReconstruction() {
-		  this.reconPack = null;
-		  this.buffers = [];
-		}
-	  }]);
-  
-	  return BinaryReconstructor;
-	}();
-  
-	var parser = /*#__PURE__*/Object.freeze({
-	  __proto__: null,
-	  protocol: protocol,
-	  get PacketType () { return PacketType; },
-	  Encoder: Encoder,
-	  Decoder: Decoder
-	});
-  
-	function on(obj, ev, fn) {
-	  obj.on(ev, fn);
-	  return function subDestroy() {
-		obj.off(ev, fn);
-	  };
-	}
-  
-	/**
-	 * Internal events.
-	 * These events can't be emitted by the user.
-	 */
-  
-	var RESERVED_EVENTS = Object.freeze({
-	  connect: 1,
-	  connect_error: 1,
-	  disconnect: 1,
-	  disconnecting: 1,
-	  // EventEmitter reserved events: https://nodejs.org/api/events.html#events_event_newlistener
-	  newListener: 1,
-	  removeListener: 1
-	});
-	var Socket = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Socket, _Emitter);
-  
-	  var _super = _createSuper(Socket);
-  
-	  /**
-	   * `Socket` constructor.
-	   *
-	   * @public
-	   */
-	  function Socket(io, nsp, opts) {
-		var _this;
-  
-		_classCallCheck(this, Socket);
-  
-		_this = _super.call(this);
-		_this.connected = false;
-		_this.receiveBuffer = [];
-		_this.sendBuffer = [];
-		_this.ids = 0;
-		_this.acks = {};
-		_this.flags = {};
-		_this.io = io;
-		_this.nsp = nsp;
-  
-		if (opts && opts.auth) {
-		  _this.auth = opts.auth;
-		}
-  
-		if (_this.io._autoConnect) _this.open();
-		return _this;
-	  }
-	  /**
-	   * Whether the socket is currently disconnected
-	   */
-  
-  
-	  _createClass(Socket, [{
-		key: "disconnected",
-		get: function get() {
-		  return !this.connected;
-		}
-		/**
-		 * Subscribe to open, close and packet events
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "subEvents",
-		value: function subEvents() {
-		  if (this.subs) return;
-		  var io = this.io;
-		  this.subs = [on(io, "open", this.onopen.bind(this)), on(io, "packet", this.onpacket.bind(this)), on(io, "error", this.onerror.bind(this)), on(io, "close", this.onclose.bind(this))];
-		}
-		/**
-		 * Whether the Socket will try to reconnect when its Manager connects or reconnects
-		 */
-  
-	  }, {
-		key: "active",
-		get: function get() {
-		  return !!this.subs;
-		}
-		/**
-		 * "Opens" the socket.
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "connect",
-		value: function connect() {
-		  if (this.connected) return this;
-		  this.subEvents();
-		  if (!this.io["_reconnecting"]) this.io.open(); // ensure open
-  
-		  if ("open" === this.io._readyState) this.onopen();
-		  return this;
-		}
-		/**
-		 * Alias for connect()
-		 */
-  
-	  }, {
-		key: "open",
-		value: function open() {
-		  return this.connect();
-		}
-		/**
-		 * Sends a `message` event.
-		 *
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "send",
-		value: function send() {
-		  for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
-			args[_key] = arguments[_key];
-		  }
-  
-		  args.unshift("message");
-		  this.emit.apply(this, args);
-		  return this;
-		}
-		/**
-		 * Override `emit`.
-		 * If the event is in `events`, it's emitted normally.
-		 *
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "emit",
-		value: function emit(ev) {
-		  if (RESERVED_EVENTS.hasOwnProperty(ev)) {
-			throw new Error('"' + ev + '" is a reserved event name');
-		  }
-  
-		  for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
-			args[_key2 - 1] = arguments[_key2];
-		  }
-  
-		  args.unshift(ev);
-		  var packet = {
-			type: PacketType.EVENT,
-			data: args
-		  };
-		  packet.options = {};
-		  packet.options.compress = this.flags.compress !== false; // event ack callback
-  
-		  if ("function" === typeof args[args.length - 1]) {
-			var id = this.ids++;
-			var ack = args.pop();
-  
-			this._registerAckCallback(id, ack);
-  
-			packet.id = id;
-		  }
-  
-		  var isTransportWritable = this.io.engine && this.io.engine.transport && this.io.engine.transport.writable;
-		  var discardPacket = this.flags["volatile"] && (!isTransportWritable || !this.connected);
-  
-		  if (discardPacket) ; else if (this.connected) {
-			this.notifyOutgoingListeners(packet);
-			this.packet(packet);
-		  } else {
-			this.sendBuffer.push(packet);
-		  }
-  
-		  this.flags = {};
-		  return this;
-		}
-		/**
-		 * @private
-		 */
-  
-	  }, {
-		key: "_registerAckCallback",
-		value: function _registerAckCallback(id, ack) {
-		  var _this2 = this;
-  
-		  var timeout = this.flags.timeout;
-  
-		  if (timeout === undefined) {
-			this.acks[id] = ack;
-			return;
-		  } // @ts-ignore
-  
-  
-		  var timer = this.io.setTimeoutFn(function () {
-			delete _this2.acks[id];
-  
-			for (var i = 0; i < _this2.sendBuffer.length; i++) {
-			  if (_this2.sendBuffer[i].id === id) {
-				_this2.sendBuffer.splice(i, 1);
-			  }
-			}
-  
-			ack.call(_this2, new Error("operation has timed out"));
-		  }, timeout);
-  
-		  this.acks[id] = function () {
-			// @ts-ignore
-			_this2.io.clearTimeoutFn(timer);
-  
-			for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) {
-			  args[_key3] = arguments[_key3];
-			}
-  
-			ack.apply(_this2, [null].concat(args));
-		  };
-		}
-		/**
-		 * Sends a packet.
-		 *
-		 * @param packet
-		 * @private
-		 */
-  
-	  }, {
-		key: "packet",
-		value: function packet(_packet) {
-		  _packet.nsp = this.nsp;
-  
-		  this.io._packet(_packet);
-		}
-		/**
-		 * Called upon engine `open`.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onopen",
-		value: function onopen() {
-		  var _this3 = this;
-  
-		  if (typeof this.auth == "function") {
-			this.auth(function (data) {
-			  _this3.packet({
-				type: PacketType.CONNECT,
-				data: data
-			  });
-			});
-		  } else {
-			this.packet({
-			  type: PacketType.CONNECT,
-			  data: this.auth
-			});
-		  }
-		}
-		/**
-		 * Called upon engine or manager `error`.
-		 *
-		 * @param err
-		 * @private
-		 */
-  
-	  }, {
-		key: "onerror",
-		value: function onerror(err) {
-		  if (!this.connected) {
-			this.emitReserved("connect_error", err);
-		  }
-		}
-		/**
-		 * Called upon engine `close`.
-		 *
-		 * @param reason
-		 * @param description
-		 * @private
-		 */
-  
-	  }, {
-		key: "onclose",
-		value: function onclose(reason, description) {
-		  this.connected = false;
-		  delete this.id;
-		  this.emitReserved("disconnect", reason, description);
-		}
-		/**
-		 * Called with socket packet.
-		 *
-		 * @param packet
-		 * @private
-		 */
-  
-	  }, {
-		key: "onpacket",
-		value: function onpacket(packet) {
-		  var sameNamespace = packet.nsp === this.nsp;
-		  if (!sameNamespace) return;
-  
-		  switch (packet.type) {
-			case PacketType.CONNECT:
-			  if (packet.data && packet.data.sid) {
-				var id = packet.data.sid;
-				this.onconnect(id);
-			  } else {
-				this.emitReserved("connect_error", new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));
-			  }
-  
-			  break;
-  
-			case PacketType.EVENT:
-			case PacketType.BINARY_EVENT:
-			  this.onevent(packet);
-			  break;
-  
-			case PacketType.ACK:
-			case PacketType.BINARY_ACK:
-			  this.onack(packet);
-			  break;
-  
-			case PacketType.DISCONNECT:
-			  this.ondisconnect();
-			  break;
-  
-			case PacketType.CONNECT_ERROR:
-			  this.destroy();
-			  var err = new Error(packet.data.message); // @ts-ignore
-  
-			  err.data = packet.data.data;
-			  this.emitReserved("connect_error", err);
-			  break;
-		  }
-		}
-		/**
-		 * Called upon a server event.
-		 *
-		 * @param packet
-		 * @private
-		 */
-  
-	  }, {
-		key: "onevent",
-		value: function onevent(packet) {
-		  var args = packet.data || [];
-  
-		  if (null != packet.id) {
-			args.push(this.ack(packet.id));
-		  }
-  
-		  if (this.connected) {
-			this.emitEvent(args);
-		  } else {
-			this.receiveBuffer.push(Object.freeze(args));
-		  }
-		}
-	  }, {
-		key: "emitEvent",
-		value: function emitEvent(args) {
-		  if (this._anyListeners && this._anyListeners.length) {
-			var listeners = this._anyListeners.slice();
-  
-			var _iterator = _createForOfIteratorHelper(listeners),
-				_step;
-  
-			try {
-			  for (_iterator.s(); !(_step = _iterator.n()).done;) {
-				var listener = _step.value;
-				listener.apply(this, args);
-			  }
-			} catch (err) {
-			  _iterator.e(err);
-			} finally {
-			  _iterator.f();
-			}
-		  }
-  
-		  _get(_getPrototypeOf(Socket.prototype), "emit", this).apply(this, args);
-		}
-		/**
-		 * Produces an ack callback to emit with an event.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "ack",
-		value: function ack(id) {
-		  var self = this;
-		  var sent = false;
-		  return function () {
-			// prevent double callbacks
-			if (sent) return;
-			sent = true;
-  
-			for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) {
-			  args[_key4] = arguments[_key4];
-			}
-  
-			self.packet({
-			  type: PacketType.ACK,
-			  id: id,
-			  data: args
-			});
-		  };
-		}
-		/**
-		 * Called upon a server acknowlegement.
-		 *
-		 * @param packet
-		 * @private
-		 */
-  
-	  }, {
-		key: "onack",
-		value: function onack(packet) {
-		  var ack = this.acks[packet.id];
-  
-		  if ("function" === typeof ack) {
-			ack.apply(this, packet.data);
-			delete this.acks[packet.id];
-		  }
-		}
-		/**
-		 * Called upon server connect.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onconnect",
-		value: function onconnect(id) {
-		  this.id = id;
-		  this.connected = true;
-		  this.emitBuffered();
-		  this.emitReserved("connect");
-		}
-		/**
-		 * Emit buffered events (received and emitted).
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "emitBuffered",
-		value: function emitBuffered() {
-		  var _this4 = this;
-  
-		  this.receiveBuffer.forEach(function (args) {
-			return _this4.emitEvent(args);
-		  });
-		  this.receiveBuffer = [];
-		  this.sendBuffer.forEach(function (packet) {
-			_this4.notifyOutgoingListeners(packet);
-  
-			_this4.packet(packet);
-		  });
-		  this.sendBuffer = [];
-		}
-		/**
-		 * Called upon server disconnect.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "ondisconnect",
-		value: function ondisconnect() {
-		  this.destroy();
-		  this.onclose("io server disconnect");
-		}
-		/**
-		 * Called upon forced client/server side disconnections,
-		 * this method ensures the manager stops tracking us and
-		 * that reconnections don't get triggered for this.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "destroy",
-		value: function destroy() {
-		  if (this.subs) {
-			// clean subscriptions to avoid reconnections
-			this.subs.forEach(function (subDestroy) {
-			  return subDestroy();
-			});
-			this.subs = undefined;
-		  }
-  
-		  this.io["_destroy"](this);
-		}
-		/**
-		 * Disconnects the socket manually.
-		 *
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "disconnect",
-		value: function disconnect() {
-		  if (this.connected) {
-			this.packet({
-			  type: PacketType.DISCONNECT
-			});
-		  } // remove socket from pool
-  
-  
-		  this.destroy();
-  
-		  if (this.connected) {
-			// fire events
-			this.onclose("io client disconnect");
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Alias for disconnect()
-		 *
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "close",
-		value: function close() {
-		  return this.disconnect();
-		}
-		/**
-		 * Sets the compress flag.
-		 *
-		 * @param compress - if `true`, compresses the sending data
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "compress",
-		value: function compress(_compress) {
-		  this.flags.compress = _compress;
-		  return this;
-		}
-		/**
-		 * Sets a modifier for a subsequent event emission that the event message will be dropped when this socket is not
-		 * ready to send messages.
-		 *
-		 * @returns self
-		 * @public
-		 */
-  
-	  }, {
-		key: "volatile",
-		get: function get() {
-		  this.flags["volatile"] = true;
-		  return this;
-		}
-		/**
-		 * Sets a modifier for a subsequent event emission that the callback will be called with an error when the
-		 * given number of milliseconds have elapsed without an acknowledgement from the server:
-		 *
-		 * ```
-		 * socket.timeout(5000).emit("my-event", (err) => {
-		 *   if (err) {
-		 *     // the server did not acknowledge the event in the given delay
-		 *   }
-		 * });
-		 * ```
-		 *
-		 * @returns self
-		 * @public
-		 */
-  
-	  }, {
-		key: "timeout",
-		value: function timeout(_timeout) {
-		  this.flags.timeout = _timeout;
-		  return this;
-		}
-		/**
-		 * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
-		 * callback.
-		 *
-		 * @param listener
-		 * @public
-		 */
-  
-	  }, {
-		key: "onAny",
-		value: function onAny(listener) {
-		  this._anyListeners = this._anyListeners || [];
-  
-		  this._anyListeners.push(listener);
-  
-		  return this;
-		}
-		/**
-		 * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
-		 * callback. The listener is added to the beginning of the listeners array.
-		 *
-		 * @param listener
-		 * @public
-		 */
-  
-	  }, {
-		key: "prependAny",
-		value: function prependAny(listener) {
-		  this._anyListeners = this._anyListeners || [];
-  
-		  this._anyListeners.unshift(listener);
-  
-		  return this;
-		}
-		/**
-		 * Removes the listener that will be fired when any event is emitted.
-		 *
-		 * @param listener
-		 * @public
-		 */
-  
-	  }, {
-		key: "offAny",
-		value: function offAny(listener) {
-		  if (!this._anyListeners) {
-			return this;
-		  }
-  
-		  if (listener) {
-			var listeners = this._anyListeners;
-  
-			for (var i = 0; i < listeners.length; i++) {
-			  if (listener === listeners[i]) {
-				listeners.splice(i, 1);
-				return this;
-			  }
-			}
-		  } else {
-			this._anyListeners = [];
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,
-		 * e.g. to remove listeners.
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "listenersAny",
-		value: function listenersAny() {
-		  return this._anyListeners || [];
-		}
-		/**
-		 * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
-		 * callback.
-		 *
-		 * @param listener
-		 *
-		 * <pre><code>
-		 *
-		 * socket.onAnyOutgoing((event, ...args) => {
-		 *   console.log(event);
-		 * });
-		 *
-		 * </pre></code>
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "onAnyOutgoing",
-		value: function onAnyOutgoing(listener) {
-		  this._anyOutgoingListeners = this._anyOutgoingListeners || [];
-  
-		  this._anyOutgoingListeners.push(listener);
-  
-		  return this;
-		}
-		/**
-		 * Adds a listener that will be fired when any event is emitted. The event name is passed as the first argument to the
-		 * callback. The listener is added to the beginning of the listeners array.
-		 *
-		 * @param listener
-		 *
-		 * <pre><code>
-		 *
-		 * socket.prependAnyOutgoing((event, ...args) => {
-		 *   console.log(event);
-		 * });
-		 *
-		 * </pre></code>
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "prependAnyOutgoing",
-		value: function prependAnyOutgoing(listener) {
-		  this._anyOutgoingListeners = this._anyOutgoingListeners || [];
-  
-		  this._anyOutgoingListeners.unshift(listener);
-  
-		  return this;
-		}
-		/**
-		 * Removes the listener that will be fired when any event is emitted.
-		 *
-		 * @param listener
-		 *
-		 * <pre><code>
-		 *
-		 * const handler = (event, ...args) => {
-		 *   console.log(event);
-		 * }
-		 *
-		 * socket.onAnyOutgoing(handler);
-		 *
-		 * // then later
-		 * socket.offAnyOutgoing(handler);
-		 *
-		 * </pre></code>
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "offAnyOutgoing",
-		value: function offAnyOutgoing(listener) {
-		  if (!this._anyOutgoingListeners) {
-			return this;
-		  }
-  
-		  if (listener) {
-			var listeners = this._anyOutgoingListeners;
-  
-			for (var i = 0; i < listeners.length; i++) {
-			  if (listener === listeners[i]) {
-				listeners.splice(i, 1);
-				return this;
-			  }
-			}
-		  } else {
-			this._anyOutgoingListeners = [];
-		  }
-  
-		  return this;
-		}
-		/**
-		 * Returns an array of listeners that are listening for any event that is specified. This array can be manipulated,
-		 * e.g. to remove listeners.
-		 *
-		 * @public
-		 */
-  
-	  }, {
-		key: "listenersAnyOutgoing",
-		value: function listenersAnyOutgoing() {
-		  return this._anyOutgoingListeners || [];
-		}
-		/**
-		 * Notify the listeners for each packet sent
-		 *
-		 * @param packet
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "notifyOutgoingListeners",
-		value: function notifyOutgoingListeners(packet) {
-		  if (this._anyOutgoingListeners && this._anyOutgoingListeners.length) {
-			var listeners = this._anyOutgoingListeners.slice();
-  
-			var _iterator2 = _createForOfIteratorHelper(listeners),
-				_step2;
-  
-			try {
-			  for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
-				var listener = _step2.value;
-				listener.apply(this, packet.data);
-			  }
-			} catch (err) {
-			  _iterator2.e(err);
-			} finally {
-			  _iterator2.f();
-			}
-		  }
-		}
-	  }]);
-  
-	  return Socket;
-	}(Emitter);
-  
-	/**
-	 * Initialize backoff timer with `opts`.
-	 *
-	 * - `min` initial timeout in milliseconds [100]
-	 * - `max` max timeout [10000]
-	 * - `jitter` [0]
-	 * - `factor` [2]
-	 *
-	 * @param {Object} opts
-	 * @api public
-	 */
-	function Backoff(opts) {
-	  opts = opts || {};
-	  this.ms = opts.min || 100;
-	  this.max = opts.max || 10000;
-	  this.factor = opts.factor || 2;
-	  this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
-	  this.attempts = 0;
-	}
-	/**
-	 * Return the backoff duration.
-	 *
-	 * @return {Number}
-	 * @api public
-	 */
-  
-	Backoff.prototype.duration = function () {
-	  var ms = this.ms * Math.pow(this.factor, this.attempts++);
-  
-	  if (this.jitter) {
-		var rand = Math.random();
-		var deviation = Math.floor(rand * this.jitter * ms);
-		ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation;
-	  }
-  
-	  return Math.min(ms, this.max) | 0;
-	};
-	/**
-	 * Reset the number of attempts.
-	 *
-	 * @api public
-	 */
-  
-  
-	Backoff.prototype.reset = function () {
-	  this.attempts = 0;
-	};
-	/**
-	 * Set the minimum duration
-	 *
-	 * @api public
-	 */
-  
-  
-	Backoff.prototype.setMin = function (min) {
-	  this.ms = min;
-	};
-	/**
-	 * Set the maximum duration
-	 *
-	 * @api public
-	 */
-  
-  
-	Backoff.prototype.setMax = function (max) {
-	  this.max = max;
-	};
-	/**
-	 * Set the jitter
-	 *
-	 * @api public
-	 */
-  
-  
-	Backoff.prototype.setJitter = function (jitter) {
-	  this.jitter = jitter;
-	};
-  
-	var Manager = /*#__PURE__*/function (_Emitter) {
-	  _inherits(Manager, _Emitter);
-  
-	  var _super = _createSuper(Manager);
-  
-	  function Manager(uri, opts) {
-		var _this;
-  
-		_classCallCheck(this, Manager);
-  
-		var _a;
-  
-		_this = _super.call(this);
-		_this.nsps = {};
-		_this.subs = [];
-  
-		if (uri && "object" === _typeof(uri)) {
-		  opts = uri;
-		  uri = undefined;
-		}
-  
-		opts = opts || {};
-		opts.path = opts.path || "/socket.io";
-		_this.opts = opts;
-		installTimerFunctions(_assertThisInitialized(_this), opts);
-  
-		_this.reconnection(opts.reconnection !== false);
-  
-		_this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
-  
-		_this.reconnectionDelay(opts.reconnectionDelay || 1000);
-  
-		_this.reconnectionDelayMax(opts.reconnectionDelayMax || 5000);
-  
-		_this.randomizationFactor((_a = opts.randomizationFactor) !== null && _a !== void 0 ? _a : 0.5);
-  
-		_this.backoff = new Backoff({
-		  min: _this.reconnectionDelay(),
-		  max: _this.reconnectionDelayMax(),
-		  jitter: _this.randomizationFactor()
-		});
-  
-		_this.timeout(null == opts.timeout ? 20000 : opts.timeout);
-  
-		_this._readyState = "closed";
-		_this.uri = uri;
-  
-		var _parser = opts.parser || parser;
-  
-		_this.encoder = new _parser.Encoder();
-		_this.decoder = new _parser.Decoder();
-		_this._autoConnect = opts.autoConnect !== false;
-		if (_this._autoConnect) _this.open();
-		return _this;
-	  }
-  
-	  _createClass(Manager, [{
-		key: "reconnection",
-		value: function reconnection(v) {
-		  if (!arguments.length) return this._reconnection;
-		  this._reconnection = !!v;
-		  return this;
-		}
-	  }, {
-		key: "reconnectionAttempts",
-		value: function reconnectionAttempts(v) {
-		  if (v === undefined) return this._reconnectionAttempts;
-		  this._reconnectionAttempts = v;
-		  return this;
-		}
-	  }, {
-		key: "reconnectionDelay",
-		value: function reconnectionDelay(v) {
-		  var _a;
-  
-		  if (v === undefined) return this._reconnectionDelay;
-		  this._reconnectionDelay = v;
-		  (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMin(v);
-		  return this;
-		}
-	  }, {
-		key: "randomizationFactor",
-		value: function randomizationFactor(v) {
-		  var _a;
-  
-		  if (v === undefined) return this._randomizationFactor;
-		  this._randomizationFactor = v;
-		  (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setJitter(v);
-		  return this;
-		}
-	  }, {
-		key: "reconnectionDelayMax",
-		value: function reconnectionDelayMax(v) {
-		  var _a;
-  
-		  if (v === undefined) return this._reconnectionDelayMax;
-		  this._reconnectionDelayMax = v;
-		  (_a = this.backoff) === null || _a === void 0 ? void 0 : _a.setMax(v);
-		  return this;
-		}
-	  }, {
-		key: "timeout",
-		value: function timeout(v) {
-		  if (!arguments.length) return this._timeout;
-		  this._timeout = v;
-		  return this;
-		}
-		/**
-		 * Starts trying to reconnect if reconnection is enabled and we have not
-		 * started reconnecting yet
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "maybeReconnectOnOpen",
-		value: function maybeReconnectOnOpen() {
-		  // Only try to reconnect if it's the first time we're connecting
-		  if (!this._reconnecting && this._reconnection && this.backoff.attempts === 0) {
-			// keeps reconnection from firing twice for the same reconnection loop
-			this.reconnect();
-		  }
-		}
-		/**
-		 * Sets the current transport `socket`.
-		 *
-		 * @param {Function} fn - optional, callback
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "open",
-		value: function open(fn) {
-		  var _this2 = this;
-  
-		  if (~this._readyState.indexOf("open")) return this;
-		  this.engine = new Socket$1(this.uri, this.opts);
-		  var socket = this.engine;
-		  var self = this;
-		  this._readyState = "opening";
-		  this.skipReconnect = false; // emit `open`
-  
-		  var openSubDestroy = on(socket, "open", function () {
-			self.onopen();
-			fn && fn();
-		  }); // emit `error`
-  
-		  var errorSub = on(socket, "error", function (err) {
-			self.cleanup();
-			self._readyState = "closed";
-  
-			_this2.emitReserved("error", err);
-  
-			if (fn) {
-			  fn(err);
-			} else {
-			  // Only do this if there is no fn to handle the error
-			  self.maybeReconnectOnOpen();
-			}
-		  });
-  
-		  if (false !== this._timeout) {
-			var timeout = this._timeout;
-  
-			if (timeout === 0) {
-			  openSubDestroy(); // prevents a race condition with the 'open' event
-			} // set timer
-  
-  
-			var timer = this.setTimeoutFn(function () {
-			  openSubDestroy();
-			  socket.close(); // @ts-ignore
-  
-			  socket.emit("error", new Error("timeout"));
-			}, timeout);
-  
-			if (this.opts.autoUnref) {
-			  timer.unref();
-			}
-  
-			this.subs.push(function subDestroy() {
-			  clearTimeout(timer);
-			});
-		  }
-  
-		  this.subs.push(openSubDestroy);
-		  this.subs.push(errorSub);
-		  return this;
-		}
-		/**
-		 * Alias for open()
-		 *
-		 * @return self
-		 * @public
-		 */
-  
-	  }, {
-		key: "connect",
-		value: function connect(fn) {
-		  return this.open(fn);
-		}
-		/**
-		 * Called upon transport open.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onopen",
-		value: function onopen() {
-		  // clear old subs
-		  this.cleanup(); // mark as open
-  
-		  this._readyState = "open";
-		  this.emitReserved("open"); // add new subs
-  
-		  var socket = this.engine;
-		  this.subs.push(on(socket, "ping", this.onping.bind(this)), on(socket, "data", this.ondata.bind(this)), on(socket, "error", this.onerror.bind(this)), on(socket, "close", this.onclose.bind(this)), on(this.decoder, "decoded", this.ondecoded.bind(this)));
-		}
-		/**
-		 * Called upon a ping.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onping",
-		value: function onping() {
-		  this.emitReserved("ping");
-		}
-		/**
-		 * Called with data.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "ondata",
-		value: function ondata(data) {
-		  this.decoder.add(data);
-		}
-		/**
-		 * Called when parser fully decodes a packet.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "ondecoded",
-		value: function ondecoded(packet) {
-		  this.emitReserved("packet", packet);
-		}
-		/**
-		 * Called upon socket error.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onerror",
-		value: function onerror(err) {
-		  this.emitReserved("error", err);
-		}
-		/**
-		 * Creates a new socket for the given `nsp`.
-		 *
-		 * @return {Socket}
-		 * @public
-		 */
-  
-	  }, {
-		key: "socket",
-		value: function socket(nsp, opts) {
-		  var socket = this.nsps[nsp];
-  
-		  if (!socket) {
-			socket = new Socket(this, nsp, opts);
-			this.nsps[nsp] = socket;
-		  }
-  
-		  return socket;
-		}
-		/**
-		 * Called upon a socket close.
-		 *
-		 * @param socket
-		 * @private
-		 */
-  
-	  }, {
-		key: "_destroy",
-		value: function _destroy(socket) {
-		  var nsps = Object.keys(this.nsps);
-  
-		  for (var _i = 0, _nsps = nsps; _i < _nsps.length; _i++) {
-			var nsp = _nsps[_i];
-			var _socket = this.nsps[nsp];
-  
-			if (_socket.active) {
-			  return;
-			}
-		  }
-  
-		  this._close();
-		}
-		/**
-		 * Writes a packet.
-		 *
-		 * @param packet
-		 * @private
-		 */
-  
-	  }, {
-		key: "_packet",
-		value: function _packet(packet) {
-		  var encodedPackets = this.encoder.encode(packet);
-  
-		  for (var i = 0; i < encodedPackets.length; i++) {
-			this.engine.write(encodedPackets[i], packet.options);
-		  }
-		}
-		/**
-		 * Clean up transport subscriptions and packet buffer.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "cleanup",
-		value: function cleanup() {
-		  this.subs.forEach(function (subDestroy) {
-			return subDestroy();
-		  });
-		  this.subs.length = 0;
-		  this.decoder.destroy();
-		}
-		/**
-		 * Close the current socket.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "_close",
-		value: function _close() {
-		  this.skipReconnect = true;
-		  this._reconnecting = false;
-		  this.onclose("forced close");
-		  if (this.engine) this.engine.close();
-		}
-		/**
-		 * Alias for close()
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "disconnect",
-		value: function disconnect() {
-		  return this._close();
-		}
-		/**
-		 * Called upon engine close.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onclose",
-		value: function onclose(reason, description) {
-		  this.cleanup();
-		  this.backoff.reset();
-		  this._readyState = "closed";
-		  this.emitReserved("close", reason, description);
-  
-		  if (this._reconnection && !this.skipReconnect) {
-			this.reconnect();
-		  }
-		}
-		/**
-		 * Attempt a reconnection.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "reconnect",
-		value: function reconnect() {
-		  var _this3 = this;
-  
-		  if (this._reconnecting || this.skipReconnect) return this;
-		  var self = this;
-  
-		  if (this.backoff.attempts >= this._reconnectionAttempts) {
-			this.backoff.reset();
-			this.emitReserved("reconnect_failed");
-			this._reconnecting = false;
-		  } else {
-			var delay = this.backoff.duration();
-			this._reconnecting = true;
-			var timer = this.setTimeoutFn(function () {
-			  if (self.skipReconnect) return;
-  
-			  _this3.emitReserved("reconnect_attempt", self.backoff.attempts); // check again for the case socket closed in above events
-  
-  
-			  if (self.skipReconnect) return;
-			  self.open(function (err) {
-				if (err) {
-				  self._reconnecting = false;
-				  self.reconnect();
-  
-				  _this3.emitReserved("reconnect_error", err);
-				} else {
-				  self.onreconnect();
-				}
-			  });
-			}, delay);
-  
-			if (this.opts.autoUnref) {
-			  timer.unref();
-			}
-  
-			this.subs.push(function subDestroy() {
-			  clearTimeout(timer);
-			});
-		  }
-		}
-		/**
-		 * Called upon successful reconnect.
-		 *
-		 * @private
-		 */
-  
-	  }, {
-		key: "onreconnect",
-		value: function onreconnect() {
-		  var attempt = this.backoff.attempts;
-		  this._reconnecting = false;
-		  this.backoff.reset();
-		  this.emitReserved("reconnect", attempt);
-		}
-	  }]);
-  
-	  return Manager;
-	}(Emitter);
-  
-	/**
-	 * Managers cache.
-	 */
-  
-	var cache = {};
-  
-	function lookup(uri, opts) {
-	  if (_typeof(uri) === "object") {
-		opts = uri;
-		uri = undefined;
-	  }
-  
-	  opts = opts || {};
-	  var parsed = url(uri, opts.path || "/socket.io");
-	  var source = parsed.source;
-	  var id = parsed.id;
-	  var path = parsed.path;
-	  var sameNamespace = cache[id] && path in cache[id]["nsps"];
-	  var newConnection = opts.forceNew || opts["force new connection"] || false === opts.multiplex || sameNamespace;
-	  var io;
-  
-	  if (newConnection) {
-		io = new Manager(source, opts);
-	  } else {
-		if (!cache[id]) {
-		  cache[id] = new Manager(source, opts);
-		}
-  
-		io = cache[id];
-	  }
-  
-	  if (parsed.query && !opts.query) {
-		opts.query = parsed.queryKey;
-	  }
-  
-	  return io.socket(parsed.path, opts);
-	} // so that "lookup" can be used both as a function (e.g. `io(...)`) and as a
-	// namespace (e.g. `io.connect(...)`), for backward compatibility
-  
-  
-	_extends(lookup, {
-	  Manager: Manager,
-	  Socket: Socket,
-	  io: lookup,
-	  connect: lookup
-	});
-  
-	return lookup;
-  
-  }));
-  //# sourceMappingURL=socket.io.js.map
+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).io=e()}(this,(function(){"use strict";function t(e){return t="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},t(e)}function e(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function n(t,e){for(var n=0;n<e.length;n++){var r=e[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(t,r.key,r)}}function r(t,e,r){return e&&n(t.prototype,e),r&&n(t,r),t}function i(){return i=Object.assign||function(t){for(var e=1;e<arguments.length;e++){var n=arguments[e];for(var r in n)Object.prototype.hasOwnProperty.call(n,r)&&(t[r]=n[r])}return t},i.apply(this,arguments)}function 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Error("probe error");i.transport=n.name,e.emitReserved("upgradeError",i)}})))};function o(){r||(r=!0,f(),n.close(),n=null)}var s=function(t){var r=new Error("probe error: "+t);r.transport=n.name,o(),e.emitReserved("upgradeError",r)};function c(){s("transport closed")}function u(){s("socket closed")}function h(t){n&&t.name!==n.name&&o()}var f=function(){n.removeListener("open",i),n.removeListener("error",s),n.removeListener("close",c),e.off("close",u),e.off("upgrading",h)};n.once("open",i),n.once("error",s),n.once("close",c),this.once("close",u),this.once("upgrading",h),n.open()}},{key:"onOpen",value:function(){if(this.readyState="open",a.priorWebsocketSuccess="websocket"===this.transport.name,this.emitReserved("open"),this.flush(),"open"===this.readyState&&this.opts.upgrade&&this.transport.pause)for(var t=0,e=this.upgrades.length;t<e;t++)this.probe(this.upgrades[t])}},{key:"onPacket",value:function(t){if("opening"===this.readyState||"open"===this.readyState||"closing"===this.readyState)switch(this.emitReserved("packet",t),this.emitReserved("heartbeat"),t.type){case"open":this.onHandshake(JSON.parse(t.data));break;case"ping":this.resetPingTimeout(),this.sendPacket("pong"),this.emitReserved("ping"),this.emitReserved("pong");break;case"error":var e=new Error("server error");e.code=t.data,this.onError(e);break;case"message":this.emitReserved("data",t.data),this.emitReserved("message",t.data)}}},{key:"onHandshake",value:function(t){this.emitReserved("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.maxPayload=t.maxPayload,this.onOpen(),"closed"!==this.readyState&&this.resetPingTimeout()}},{key:"resetPingTimeout",value:function(){var t=this;this.clearTimeoutFn(this.pingTimeoutTimer),this.pingTimeoutTimer=this.setTimeoutFn((function(){t.onClose("ping timeout")}),this.pingInterval+this.pingTimeout),this.opts.autoUnref&&this.pingTimeoutTimer.unref()}},{key:"onDrain",value:function(){this.writeBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0===this.writeBuffer.length?this.emitReserved("drain"):this.flush()}},{key:"flush",value:function(){if("closed"!==this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length){var t=this.getWritablePackets();this.transport.send(t),this.prevBufferLen=t.length,this.emitReserved("flush")}}},{key:"getWritablePackets",value:function(){if(!(this.maxPayload&&"polling"===this.transport.name&&this.writeBuffer.length>1))return this.writeBuffer;for(var t,e=1,n=0;n<this.writeBuffer.length;n++){var r=this.writeBuffer[n].data;if(r&&(e+="string"==typeof(t=r)?function(t){for(var e=0,n=0,r=0,i=t.length;r<i;r++)(e=t.charCodeAt(r))<128?n+=1:e<2048?n+=2:e<55296||e>=57344?n+=3:(r++,n+=4);return n}(t):Math.ceil(1.33*(t.byteLength||t.size))),n>0&&e>this.maxPayload)return this.writeBuffer.slice(0,n);e+=2}return this.writeBuffer}},{key:"write",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"send",value:function(t,e,n){return this.sendPacket("message",t,e,n),this}},{key:"sendPacket",value:function(t,e,n,r){if("function"==typeof e&&(r=e,e=void 0),"function"==typeof n&&(r=n,n=null),"closing"!==this.readyState&&"closed"!==this.readyState){(n=n||{}).compress=!1!==n.compress;var i={type:t,data:e,options:n};this.emitReserved("packetCreate",i),this.writeBuffer.push(i),r&&this.once("flush",r),this.flush()}}},{key:"close",value:function(){var t=this,e=function(){t.onClose("forced close"),t.transport.close()},n=function n(){t.off("upgrade",n),t.off("upgradeError",n),e()},r=function(){t.once("upgrade",n),t.once("upgradeError",n)};return"opening"!==this.readyState&&"open"!==this.readyState||(this.readyState="closing",this.writeBuffer.length?this.once("drain",(function(){t.upgrading?r():e()})):this.upgrading?r():e()),this}},{key:"onError",value:function(t){a.priorWebsocketSuccess=!1,this.emitReserved("error",t),this.onClose("transport error",t)}},{key:"onClose",value:function(t,e){"opening"!==this.readyState&&"open"!==this.readyState&&"closing"!==this.readyState||(this.clearTimeoutFn(this.pingTimeoutTimer),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),"function"==typeof removeEventListener&&removeEventListener("offline",this.offlineEventListener,!1),this.readyState="closed",this.id=null,this.emitReserved("close",t,e),this.writeBuffer=[],this.prevBufferLen=0)}},{key:"filterUpgrades",value:function(t){for(var e=[],n=0,r=t.length;n<r;n++)~this.transports.indexOf(t[n])&&e.push(t[n]);return e}}]),a}(x);ft.protocol=4;var lt="function"==typeof ArrayBuffer,pt=Object.prototype.toString,dt="function"==typeof Blob||"undefined"!=typeof Blob&&"[object BlobConstructor]"===pt.call(Blob),yt="function"==typeof File||"undefined"!=typeof File&&"[object FileConstructor]"===pt.call(File);function vt(t){return lt&&(t instanceof ArrayBuffer||function(t){return"function"==typeof ArrayBuffer.isView?ArrayBuffer.isView(t):t.buffer instanceof ArrayBuffer}(t))||dt&&t instanceof Blob||yt&&t instanceof File}function gt(e,n){if(!e||"object"!==t(e))return!1;if(Array.isArray(e)){for(var r=0,i=e.length;r<i;r++)if(gt(e[r]))return!0;return!1}if(vt(e))return!0;if(e.toJSON&&"function"==typeof e.toJSON&&1===arguments.length)return gt(e.toJSON(),!0);for(var o in e)if(Object.prototype.hasOwnProperty.call(e,o)&&gt(e[o]))return!0;return!1}function mt(t){var e=[],n=t.data,r=t;return r.data=kt(n,e),r.attachments=e.length,{packet:r,buffers:e}}function kt(e,n){if(!e)return e;if(vt(e)){var r={_placeholder:!0,num:n.length};return n.push(e),r}if(Array.isArray(e)){for(var i=new Array(e.length),o=0;o<e.length;o++)i[o]=kt(e[o],n);return i}if("object"===t(e)&&!(e instanceof Date)){var s={};for(var a in e)Object.prototype.hasOwnProperty.call(e,a)&&(s[a]=kt(e[a],n));return s}return e}function bt(t,e){return t.data=wt(t.data,e),t.attachments=void 0,t}function wt(e,n){if(!e)return e;if(e&&e._placeholder)return n[e.num];if(Array.isArray(e))for(var r=0;r<e.length;r++)e[r]=wt(e[r],n);else if("object"===t(e))for(var i in e)Object.prototype.hasOwnProperty.call(e,i)&&(e[i]=wt(e[i],n));return e}var _t;!function(t){t[t.CONNECT=0]="CONNECT",t[t.DISCONNECT=1]="DISCONNECT",t[t.EVENT=2]="EVENT",t[t.ACK=3]="ACK",t[t.CONNECT_ERROR=4]="CONNECT_ERROR",t[t.BINARY_EVENT=5]="BINARY_EVENT",t[t.BINARY_ACK=6]="BINARY_ACK"}(_t||(_t={}));var At=function(){function t(n){e(this,t),this.replacer=n}return r(t,[{key:"encode",value:function(t){return t.type!==_t.EVENT&&t.type!==_t.ACK||!gt(t)?[this.encodeAsString(t)]:(t.type=t.type===_t.EVENT?_t.BINARY_EVENT:_t.BINARY_ACK,this.encodeAsBinary(t))}},{key:"encodeAsString",value:function(t){var e=""+t.type;return t.type!==_t.BINARY_EVENT&&t.type!==_t.BINARY_ACK||(e+=t.attachments+"-"),t.nsp&&"/"!==t.nsp&&(e+=t.nsp+","),null!=t.id&&(e+=t.id),null!=t.data&&(e+=JSON.stringify(t.data,this.replacer)),e}},{key:"encodeAsBinary",value:function(t){var e=mt(t),n=this.encodeAsString(e.packet),r=e.buffers;return r.unshift(n),r}}]),t}(),Et=function(n){o(a,n);var i=p(a);function a(t){var n;return e(this,a),(n=i.call(this)).reviver=t,n}return r(a,[{key:"add",value:function(t){var e;if("string"==typeof t)(e=this.decodeString(t)).type===_t.BINARY_EVENT||e.type===_t.BINARY_ACK?(this.reconstructor=new Ot(e),0===e.attachments&&d(s(a.prototype),"emitReserved",this).call(this,"decoded",e)):d(s(a.prototype),"emitReserved",this).call(this,"decoded",e);else{if(!vt(t)&&!t.base64)throw new Error("Unknown type: "+t);if(!this.reconstructor)throw new Error("got binary data when not reconstructing a packet");(e=this.reconstructor.takeBinaryData(t))&&(this.reconstructor=null,d(s(a.prototype),"emitReserved",this).call(this,"decoded",e))}}},{key:"decodeString",value:function(t){var e=0,n={type:Number(t.charAt(0))};if(void 0===_t[n.type])throw new Error("unknown packet type "+n.type);if(n.type===_t.BINARY_EVENT||n.type===_t.BINARY_ACK){for(var r=e+1;"-"!==t.charAt(++e)&&e!=t.length;);var i=t.substring(r,e);if(i!=Number(i)||"-"!==t.charAt(e))throw new Error("Illegal attachments");n.attachments=Number(i)}if("/"===t.charAt(e+1)){for(var o=e+1;++e;){if(","===t.charAt(e))break;if(e===t.length)break}n.nsp=t.substring(o,e)}else n.nsp="/";var s=t.charAt(e+1);if(""!==s&&Number(s)==s){for(var c=e+1;++e;){var u=t.charAt(e);if(null==u||Number(u)!=u){--e;break}if(e===t.length)break}n.id=Number(t.substring(c,e+1))}if(t.charAt(++e)){var h=this.tryParse(t.substr(e));if(!a.isPayloadValid(n.type,h))throw new Error("invalid payload");n.data=h}return n}},{key:"tryParse",value:function(t){try{return JSON.parse(t,this.reviver)}catch(t){return!1}}},{key:"destroy",value:function(){this.reconstructor&&this.reconstructor.finishedReconstruction()}}],[{key:"isPayloadValid",value:function(e,n){switch(e){case _t.CONNECT:return"object"===t(n);case _t.DISCONNECT:return void 0===n;case _t.CONNECT_ERROR:return"string"==typeof n||"object"===t(n);case _t.EVENT:case _t.BINARY_EVENT:return Array.isArray(n)&&n.length>0;case _t.ACK:case _t.BINARY_ACK:return Array.isArray(n)}}}]),a}(x),Ot=function(){function t(n){e(this,t),this.packet=n,this.buffers=[],this.reconPack=n}return r(t,[{key:"takeBinaryData",value:function(t){if(this.buffers.push(t),this.buffers.length===this.reconPack.attachments){var e=bt(this.reconPack,this.buffers);return this.finishedReconstruction(),e}return null}},{key:"finishedReconstruction",value:function(){this.reconPack=null,this.buffers=[]}}]),t}(),Rt=Object.freeze({__proto__:null,protocol:5,get PacketType(){return _t},Encoder:At,Decoder:Et});function Tt(t,e,n){return t.on(e,n),function(){t.off(e,n)}}var Ct=Object.freeze({connect:1,connect_error:1,disconnect:1,disconnecting:1,newListener:1,removeListener:1}),Bt=function(t){o(i,t);var n=p(i);function i(t,r,o){var s;return e(this,i),(s=n.call(this)).connected=!1,s.receiveBuffer=[],s.sendBuffer=[],s.ids=0,s.acks={},s.flags={},s.io=t,s.nsp=r,o&&o.auth&&(s.auth=o.auth),s.io._autoConnect&&s.open(),s}return r(i,[{key:"disconnected",get:function(){return!this.connected}},{key:"subEvents",value:function(){if(!this.subs){var t=this.io;this.subs=[Tt(t,"open",this.onopen.bind(this)),Tt(t,"packet",this.onpacket.bind(this)),Tt(t,"error",this.onerror.bind(this)),Tt(t,"close",this.onclose.bind(this))]}}},{key:"active",get:function(){return!!this.subs}},{key:"connect",value:function(){return this.connected||(this.subEvents(),this.io._reconnecting||this.io.open(),"open"===this.io._readyState&&this.onopen()),this}},{key:"open",value:function(){return this.connect()}},{key:"send",value:function(){for(var t=arguments.length,e=new Array(t),n=0;n<t;n++)e[n]=arguments[n];return e.unshift("message"),this.emit.apply(this,e),this}},{key:"emit",value:function(t){if(Ct.hasOwnProperty(t))throw new Error('"'+t+'" is a reserved event name');for(var e=arguments.length,n=new Array(e>1?e-1:0),r=1;r<e;r++)n[r-1]=arguments[r];n.unshift(t);var i={type:_t.EVENT,data:n,options:{}};if(i.options.compress=!1!==this.flags.compress,"function"==typeof n[n.length-1]){var o=this.ids++,s=n.pop();this._registerAckCallback(o,s),i.id=o}var a=this.io.engine&&this.io.engine.transport&&this.io.engine.transport.writable,c=this.flags.volatile&&(!a||!this.connected);return c||(this.connected?(this.notifyOutgoingListeners(i),this.packet(i)):this.sendBuffer.push(i)),this.flags={},this}},{key:"_registerAckCallback",value:function(t,e){var n=this,r=this.flags.timeout;if(void 0!==r){var i=this.io.setTimeoutFn((function(){delete n.acks[t];for(var r=0;r<n.sendBuffer.length;r++)n.sendBuffer[r].id===t&&n.sendBuffer.splice(r,1);e.call(n,new Error("operation has timed out"))}),r);this.acks[t]=function(){n.io.clearTimeoutFn(i);for(var t=arguments.length,r=new Array(t),o=0;o<t;o++)r[o]=arguments[o];e.apply(n,[null].concat(r))}}else this.acks[t]=e}},{key:"packet",value:function(t){t.nsp=this.nsp,this.io._packet(t)}},{key:"onopen",value:function(){var t=this;"function"==typeof this.auth?this.auth((function(e){t.packet({type:_t.CONNECT,data:e})})):this.packet({type:_t.CONNECT,data:this.auth})}},{key:"onerror",value:function(t){this.connected||this.emitReserved("connect_error",t)}},{key:"onclose",value:function(t,e){this.connected=!1,delete this.id,this.emitReserved("disconnect",t,e)}},{key:"onpacket",value:function(t){if(t.nsp===this.nsp)switch(t.type){case _t.CONNECT:if(t.data&&t.data.sid){var e=t.data.sid;this.onconnect(e)}else this.emitReserved("connect_error",new Error("It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https://socket.io/docs/v3/migrating-from-2-x-to-3-0/)"));break;case _t.EVENT:case _t.BINARY_EVENT:this.onevent(t);break;case _t.ACK:case _t.BINARY_ACK:this.onack(t);break;case _t.DISCONNECT:this.ondisconnect();break;case _t.CONNECT_ERROR:this.destroy();var n=new Error(t.data.message);n.data=t.data.data,this.emitReserved("connect_error",n)}}},{key:"onevent",value:function(t){var e=t.data||[];null!=t.id&&e.push(this.ack(t.id)),this.connected?this.emitEvent(e):this.receiveBuffer.push(Object.freeze(e))}},{key:"emitEvent",value:function(t){if(this._anyListeners&&this._anyListeners.length){var e,n=v(this._anyListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t)}}catch(t){n.e(t)}finally{n.f()}}d(s(i.prototype),"emit",this).apply(this,t)}},{key:"ack",value:function(t){var e=this,n=!1;return function(){if(!n){n=!0;for(var r=arguments.length,i=new Array(r),o=0;o<r;o++)i[o]=arguments[o];e.packet({type:_t.ACK,id:t,data:i})}}}},{key:"onack",value:function(t){var e=this.acks[t.id];"function"==typeof e&&(e.apply(this,t.data),delete this.acks[t.id])}},{key:"onconnect",value:function(t){this.id=t,this.connected=!0,this.emitBuffered(),this.emitReserved("connect")}},{key:"emitBuffered",value:function(){var t=this;this.receiveBuffer.forEach((function(e){return t.emitEvent(e)})),this.receiveBuffer=[],this.sendBuffer.forEach((function(e){t.notifyOutgoingListeners(e),t.packet(e)})),this.sendBuffer=[]}},{key:"ondisconnect",value:function(){this.destroy(),this.onclose("io server disconnect")}},{key:"destroy",value:function(){this.subs&&(this.subs.forEach((function(t){return t()})),this.subs=void 0),this.io._destroy(this)}},{key:"disconnect",value:function(){return this.connected&&this.packet({type:_t.DISCONNECT}),this.destroy(),this.connected&&this.onclose("io client disconnect"),this}},{key:"close",value:function(){return this.disconnect()}},{key:"compress",value:function(t){return this.flags.compress=t,this}},{key:"volatile",get:function(){return this.flags.volatile=!0,this}},{key:"timeout",value:function(t){return this.flags.timeout=t,this}},{key:"onAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.push(t),this}},{key:"prependAny",value:function(t){return this._anyListeners=this._anyListeners||[],this._anyListeners.unshift(t),this}},{key:"offAny",value:function(t){if(!this._anyListeners)return this;if(t){for(var e=this._anyListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyListeners=[];return this}},{key:"listenersAny",value:function(){return this._anyListeners||[]}},{key:"onAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.push(t),this}},{key:"prependAnyOutgoing",value:function(t){return this._anyOutgoingListeners=this._anyOutgoingListeners||[],this._anyOutgoingListeners.unshift(t),this}},{key:"offAnyOutgoing",value:function(t){if(!this._anyOutgoingListeners)return this;if(t){for(var e=this._anyOutgoingListeners,n=0;n<e.length;n++)if(t===e[n])return e.splice(n,1),this}else this._anyOutgoingListeners=[];return this}},{key:"listenersAnyOutgoing",value:function(){return this._anyOutgoingListeners||[]}},{key:"notifyOutgoingListeners",value:function(t){if(this._anyOutgoingListeners&&this._anyOutgoingListeners.length){var e,n=v(this._anyOutgoingListeners.slice());try{for(n.s();!(e=n.n()).done;){e.value.apply(this,t.data)}}catch(t){n.e(t)}finally{n.f()}}}}]),i}(x);function St(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}St.prototype.duration=function(){var t=this.ms*Math.pow(this.factor,this.attempts++);if(this.jitter){var e=Math.random(),n=Math.floor(e*this.jitter*t);t=0==(1&Math.floor(10*e))?t-n:t+n}return 0|Math.min(t,this.max)},St.prototype.reset=function(){this.attempts=0},St.prototype.setMin=function(t){this.ms=t},St.prototype.setMax=function(t){this.max=t},St.prototype.setJitter=function(t){this.jitter=t};var Nt=function(n){o(s,n);var i=p(s);function s(n,r){var o,a;e(this,s),(o=i.call(this)).nsps={},o.subs=[],n&&"object"===t(n)&&(r=n,n=void 0),(r=r||{}).path=r.path||"/socket.io",o.opts=r,I(f(o),r),o.reconnection(!1!==r.reconnection),o.reconnectionAttempts(r.reconnectionAttempts||1/0),o.reconnectionDelay(r.reconnectionDelay||1e3),o.reconnectionDelayMax(r.reconnectionDelayMax||5e3),o.randomizationFactor(null!==(a=r.randomizationFactor)&&void 0!==a?a:.5),o.backoff=new St({min:o.reconnectionDelay(),max:o.reconnectionDelayMax(),jitter:o.randomizationFactor()}),o.timeout(null==r.timeout?2e4:r.timeout),o._readyState="closed",o.uri=n;var c=r.parser||Rt;return o.encoder=new c.Encoder,o.decoder=new c.Decoder,o._autoConnect=!1!==r.autoConnect,o._autoConnect&&o.open(),o}return r(s,[{key:"reconnection",value:function(t){return arguments.length?(this._reconnection=!!t,this):this._reconnection}},{key:"reconnectionAttempts",value:function(t){return void 0===t?this._reconnectionAttempts:(this._reconnectionAttempts=t,this)}},{key:"reconnectionDelay",value:function(t){var e;return void 0===t?this._reconnectionDelay:(this._reconnectionDelay=t,null===(e=this.backoff)||void 0===e||e.setMin(t),this)}},{key:"randomizationFactor",value:function(t){var e;return void 0===t?this._randomizationFactor:(this._randomizationFactor=t,null===(e=this.backoff)||void 0===e||e.setJitter(t),this)}},{key:"reconnectionDelayMax",value:function(t){var e;return void 0===t?this._reconnectionDelayMax:(this._reconnectionDelayMax=t,null===(e=this.backoff)||void 0===e||e.setMax(t),this)}},{key:"timeout",value:function(t){return arguments.length?(this._timeout=t,this):this._timeout}},{key:"maybeReconnectOnOpen",value:function(){!this._reconnecting&&this._reconnection&&0===this.backoff.attempts&&this.reconnect()}},{key:"open",value:function(t){var e=this;if(~this._readyState.indexOf("open"))return this;this.engine=new ft(this.uri,this.opts);var n=this.engine,r=this;this._readyState="opening",this.skipReconnect=!1;var i=Tt(n,"open",(function(){r.onopen(),t&&t()})),o=Tt(n,"error",(function(n){r.cleanup(),r._readyState="closed",e.emitReserved("error",n),t?t(n):r.maybeReconnectOnOpen()}));if(!1!==this._timeout){var s=this._timeout;0===s&&i();var a=this.setTimeoutFn((function(){i(),n.close(),n.emit("error",new Error("timeout"))}),s);this.opts.autoUnref&&a.unref(),this.subs.push((function(){clearTimeout(a)}))}return this.subs.push(i),this.subs.push(o),this}},{key:"connect",value:function(t){return this.open(t)}},{key:"onopen",value:function(){this.cleanup(),this._readyState="open",this.emitReserved("open");var t=this.engine;this.subs.push(Tt(t,"ping",this.onping.bind(this)),Tt(t,"data",this.ondata.bind(this)),Tt(t,"error",this.onerror.bind(this)),Tt(t,"close",this.onclose.bind(this)),Tt(this.decoder,"decoded",this.ondecoded.bind(this)))}},{key:"onping",value:function(){this.emitReserved("ping")}},{key:"ondata",value:function(t){this.decoder.add(t)}},{key:"ondecoded",value:function(t){this.emitReserved("packet",t)}},{key:"onerror",value:function(t){this.emitReserved("error",t)}},{key:"socket",value:function(t,e){var n=this.nsps[t];return n||(n=new Bt(this,t,e),this.nsps[t]=n),n}},{key:"_destroy",value:function(t){for(var e=0,n=Object.keys(this.nsps);e<n.length;e++){var r=n[e];if(this.nsps[r].active)return}this._close()}},{key:"_packet",value:function(t){for(var e=this.encoder.encode(t),n=0;n<e.length;n++)this.engine.write(e[n],t.options)}},{key:"cleanup",value:function(){this.subs.forEach((function(t){return t()})),this.subs.length=0,this.decoder.destroy()}},{key:"_close",value:function(){this.skipReconnect=!0,this._reconnecting=!1,this.onclose("forced close"),this.engine&&this.engine.close()}},{key:"disconnect",value:function(){return this._close()}},{key:"onclose",value:function(t,e){this.cleanup(),this.backoff.reset(),this._readyState="closed",this.emitReserved("close",t,e),this._reconnection&&!this.skipReconnect&&this.reconnect()}},{key:"reconnect",value:function(){var t=this;if(this._reconnecting||this.skipReconnect)return this;var e=this;if(this.backoff.attempts>=this._reconnectionAttempts)this.backoff.reset(),this.emitReserved("reconnect_failed"),this._reconnecting=!1;else{var n=this.backoff.duration();this._reconnecting=!0;var r=this.setTimeoutFn((function(){e.skipReconnect||(t.emitReserved("reconnect_attempt",e.backoff.attempts),e.skipReconnect||e.open((function(n){n?(e._reconnecting=!1,e.reconnect(),t.emitReserved("reconnect_error",n)):e.onreconnect()})))}),n);this.opts.autoUnref&&r.unref(),this.subs.push((function(){clearTimeout(r)}))}}},{key:"onreconnect",value:function(){var t=this.backoff.attempts;this._reconnecting=!1,this.backoff.reset(),this.emitReserved("reconnect",t)}}]),s}(x),xt={};function Lt(e,n){"object"===t(e)&&(n=e,e=void 0);var r,i=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",n=arguments.length>2?arguments[2]:void 0,r=t;n=n||"undefined"!=typeof location&&location,null==t&&(t=n.protocol+"//"+n.host),"string"==typeof t&&("/"===t.charAt(0)&&(t="/"===t.charAt(1)?n.protocol+t:n.host+t),/^(https?|wss?):\/\//.test(t)||(t=void 0!==n?n.protocol+"//"+t:"https://"+t),r=ht(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+e,r.href=r.protocol+"://"+i+(n&&n.port===r.port?"":":"+r.port),r}(e,(n=n||{}).path||"/socket.io"),o=i.source,s=i.id,a=i.path,c=xt[s]&&a in xt[s].nsps;return n.forceNew||n["force new connection"]||!1===n.multiplex||c?r=new Nt(o,n):(xt[s]||(xt[s]=new Nt(o,n)),r=xt[s]),i.query&&!n.query&&(n.query=i.queryKey),r.socket(i.path,n)}return i(Lt,{Manager:Nt,Socket:Bt,io:Lt,connect:Lt}),Lt}));
 
 
 const socket=io({transports: ["websocket"]})
diff --git a/files/templates/chat.html b/files/templates/chat.html
index d8855c3f1..f3d66b8d6 100644
--- a/files/templates/chat.html
+++ b/files/templates/chat.html
@@ -214,6 +214,6 @@
 <script src="{{asset('js/lozad.js')}}"></script>
 <script src="/assets/js/lite-youtube.js?v=241"></script>
 
-<script src="/chat.js?v=3025"></script>
+<script src="/chat.js?v=3026"></script>
 
 </body>
\ No newline at end of file