From 9c2ffee7d001306c646000ff143bba12ae889f68 Mon Sep 17 00:00:00 2001
From: Mattias Erming <mattias@mattiaserming.com>
Date: Mon, 7 Jul 2014 14:42:46 +0200
Subject: [PATCH] Updated chat rendering

---
 client/components/jquery/stickyscroll.js |   9 +-
 client/css/style.css                     |  96 ++++++++---------
 client/index.html                        |  40 ++++---
 client/js/chat.js                        | 130 ++++++++++-------------
 client/js/components.min.js              |   2 +-
 5 files changed, 137 insertions(+), 140 deletions(-)

diff --git a/client/components/jquery/stickyscroll.js b/client/components/jquery/stickyscroll.js
index 0c93a597..c73b16e8 100644
--- a/client/components/jquery/stickyscroll.js
+++ b/client/components/jquery/stickyscroll.js
@@ -11,14 +11,17 @@
 			});
 		}
 		
+		console.log("YES");
+		
 		var isBottom = false;
 		var self = this;
 		
-		this.on("beforeAppend", function() {
+		this.unbind(".sticky");
+		this.on("beforeAppend.sticky", function() {
 			isBottom = isScrollBottom.call(self);
 		});
 		
-		this.on("afterAppend", function() {
+		this.on("afterAppend.sticky", function() {
 			if (isBottom) {
 				self.scrollBottom();
 			}
@@ -32,6 +35,8 @@
 			"overflow-y": overflow
 		});
 		
+		
+		this.scrollBottom();
 		return this;
 	};
 
diff --git a/client/css/style.css b/client/css/style.css
index c1bcf667..01ee3686 100644
--- a/client/css/style.css
+++ b/client/css/style.css
@@ -1,5 +1,5 @@
 @import url(
-	http://fonts.googleapis.com/css?family=Lato:300,400,700
+	http://fonts.googleapis.com/css?family=Lato:400,700
 );
 @font-face {
 	font-family: "Octicons";
@@ -29,10 +29,6 @@ h2 {
 	line-height: inherit;
 	margin: 0;
 }
-h1 {
-	color: #2c3e50;
-	font: 300 48px Lato, sans-serif;
-}
 button {
 	background: 0;
 	border: none;
@@ -75,15 +71,14 @@ button {
 	background: #323841;
 	color: #fff;
 }
-#networks {
-	display: none;
+#sidebar .networks {
 	min-height: 100%;
 	padding: 30px 40px 80px;
 }
-#networks .network + .network {
+#sidebar .network + .network {
 	margin-top: 30px;
 }
-#networks .chan {
+#sidebar .chan {
 	display: block;
 	margin: 1px -10px;
 	padding: 6px 10px 8px;
@@ -92,12 +87,12 @@ button {
 	transition: all .2s;
 	width: 160px;
 }
-#networks .chan:first-child {
+#sidebar .chan:first-child {
 	color: #84d1ff;
 	font-size: 15px;
 	font-weight: bold;
 }
-#networks .badge {
+#sidebar .badge {
 	background: rgba(255, 255, 255, .06);
 	border-radius: 3px;
 	color: #afb6c0;
@@ -108,7 +103,7 @@ button {
 	right: 10px;
 	transition: all .1s;
 }
-#networks .badge:empty {
+#sidebar .badge:empty {
 	display: none;
 }
 #footer {
@@ -176,8 +171,14 @@ button {
 	top: 0px;
 	width: 100%;
 }
-#windows > div {
-	display: none;
+#windows > div,
+#windows .chan {
+	background: #fff;
+	bottom: 0;
+	left: 0;
+	position: absolute;
+	right: 0;
+	top: 0;
 }
 #chat {
 	font: 13px Consolas, monospace;
@@ -188,7 +189,7 @@ button {
 #chat button:hover {
 	opacity: .6;
 }
-#chat .window {
+#chat .chat {
 	bottom: 0;
 	left: 0;
 	overflow: auto;
@@ -206,37 +207,36 @@ button {
 	right: 0;
 	top: 0;
 	width: 180px;
-	z-index: 1;
 }
-#messages {
+#chat .messages {
 	display: table;
 	table-layout: fixed;
 	height: 100%;
 	width: 100%;
 }
-#messages .msg {
+#chat .msg {
 	display: table-row;
 	word-wrap: break-word;
 }
-#messages .msg:last-child {
+#chat .msg:last-child {
 	height: 100%;
 }
-#messages .msg:last-child .text {
+#chat .msg:last-child .text {
 	padding-bottom: 5px;
 }
-#messages .time,
-#messages .from,
-#messages .text {
+#chat .time,
+#chat .from,
+#chat .text {
 	display: table-cell;
 	padding: 5px 0 0;
 }
-#messages .time {
+#chat .time {
 	background: #f9f9f9;
 	color: #ddd;
 	text-align: right;
 	width: 46px;
 }
-#messages .from {
+#chat .from {
 	background: #f9f9f9;
 	border-right: 1px solid #f4f4f4;
 	color: #ddd;
@@ -244,46 +244,46 @@ button {
 	text-align: right;
 	width: 134px;
 }
-#messages a,
-#messages .from button {
+#chat a,
+#chat .from button {
 	color: #33b0f7;
 }
-#messages .text {
+#chat .text {
 	padding-left: 10px;
 	padding-right: 6px;
 }
-#messages .text a {
+#chat .text a {
 	word-break: break-all;
 }
-#messages .type {
+#chat .type {
 	color: #ccc;
 	display: none;
 }
-#messages .join .type,
-#messages .part .type,
-#messages .mode .type,
-#messages .nick .type,
-#messages .kick .type,
-#messages .quit .type,
-#messages .quit .type,
-#messages .notice .type,
-#messages .topic .type {
+#chat .join .type,
+#chat .part .type,
+#chat .mode .type,
+#chat .nick .type,
+#chat .kick .type,
+#chat .quit .type,
+#chat .quit .type,
+#chat .notice .type,
+#chat .topic .type {
 	display: inline;
 }
-#meta {
+#chat .meta {
 	
 	height: 80px;
 	padding: 25px 0 0 20px;
 }
-#meta h1 {
+#chat .meta h1 {
 	color: #222;
 	font-size: 15px;
 }
-#meta .type {
+#chat .meta .type {
 	color: #ccc;
 	text-transform: capitalize;
 }
-#count {
+#chat .count {
 	background: #f9f9f9;
 	border-top: 1px dashed #e9ecef;
 	border-bottom: 1px solid #e9ecef;
@@ -293,7 +293,7 @@ button {
 	right: 0;
 	top: 80px;
 }
-#count:before {
+#chat .count:before {
 	color: #eee;
 	font: 16px Octicons;
 	content: "\f02e";
@@ -301,8 +301,9 @@ button {
 	right: 18px;
 	line-height: 40px;
 	transition: color .2s;
+	z-index: -1;
 }
-#search {
+#chat .search {
 	color: #222;
 	border: 0;
 	background: none;
@@ -311,9 +312,8 @@ button {
 	padding: 12px 20px;
 	position: relative;
 	width: 100%;
-	z-index: 2;
 }
-#users {
+#chat .names {
 	bottom: 0;
 	overflow: auto;
 	-webkit-overflow-scrolling: touch;
@@ -322,7 +322,7 @@ button {
 	top: 120px;
 	width: 100%;
 }
-#users button {
+#chat .names button {
 	display: block;
 	line-height: 1.6em;
 }
diff --git a/client/index.html b/client/index.html
index c44d92c1..2d337f79 100644
--- a/client/index.html
+++ b/client/index.html
@@ -18,7 +18,7 @@
 	<body>
 	
 	<aside id="sidebar">
-		<div id="networks"></div>
+		<div class="networks"></div>
 		<footer id="footer">
 			<button id="btn-1" data-target="#connect"></button>
 			<button id="btn-2" data-target="#settings"></button>
@@ -32,19 +32,23 @@
 		</header> 
 		<div id="windows">
 			<div id="chat"></div>
-			<div id="connect" class="container">
+			<div id="connect">
+				<div class="container">
 				<div class="row">
 					<div class="col-sm-12">
 						<h1>Connect</h1>
 					</div>
 				</div>
+				</div>
 			</div>
-			<div id="settings" class="container">
+			<div id="settings">
+				<div class="container">
 				<div class="row">
 					<div class="col-sm-12">
 						<h1>Settings</h1>
 					</div>
 				</div>
+				</div>
 			</div>
 		</div>
 		<form id="form" action="">
@@ -64,7 +68,7 @@
 		
 		<script type="text/html" class="channels">
 		{{#each channels}}
-		<button id="chan-{{id}}" class="chan" data-type="{{type}}">
+		<button data-id="{{id}}" data-target="#chan-{{id}}" class="chan">
 			<span class="badge"></span>
 			{{name}}
 		</button>
@@ -72,29 +76,33 @@
 		</script>
 		
 		<script type="text/html" class="chat">
-			<div class="window">
-				<div id="messages">
+		{{#each channels}}
+		<div id="chan-{{id}}" data-type="{{type}}" class="chan">
+			<div class="chat">
+				<div class="messages">
 					{{partial "messages"}}
 				</div>
 			</div>
 			<aside class="sidebar">
-				{{partial "users"}}
+				<div class="meta">
+					<h1>{{name}}</h1>
+					<span class="type">{{type}}</span>
+				</div>
+				<div class="users">
+					{{partial "users"}}
+				</div>
 			</aside>
+		</div>
+		{{/each}}
 		</script>
 		
 		<script type="text/html" class="users">
-		<div id="meta">
-			<h1>{{name}}</h1>
-			<span class="type">
-				{{type}}
-			</span>
-		</div>
 		{{#if users.length}}
-		<div id="count">
-			<input id="search" placeholder="{{users.length}} users">
+		<div class="count">
+			<input class="search" placeholder="{{users.length}} users">
 		</div>
 		{{/if}}
-		<div id="users">
+		<div class="names">
 			{{#each users}}
 			<button class="user">{{mode}}{{name}}</button>
 			{{/each}}
diff --git a/client/js/chat.js b/client/js/chat.js
index 75c3305f..40d022cf 100644
--- a/client/js/chat.js
+++ b/client/js/chat.js
@@ -34,10 +34,6 @@ $(function() {
 	var sidebar = $("#sidebar");
 	var chat = $("#chat");
 	
-	var networks = $("#networks");
-	var channels = [];
-	var active = null;
-	
 	var tpl = [];
 	function render(name, data) {
 		tpl[name] = tpl[name] || Handlebars.compile($("#templates ." + name).html());
@@ -49,59 +45,61 @@ $(function() {
 	});
 	
 	socket.on("init", function(data) {
-		networks.empty();
-		channels = $.map(data.networks, function(n) {
+		var channels = $.map(data.networks, function(n) {
 			return n.channels;
 		});
-		networks.append(
+		sidebar.find(".networks").html(
 			render("networks", {
 				networks: data.networks
 			})
-		).fadeIn();
-		var active = $($.cookie("active"));
-		if (active.length === 0) {
-			active = networks.find(".chan").eq(0);
+		);
+		chat.html(
+			render("chat", {
+				channels: channels
+			})
+		);
+		var id = $.cookie("target");
+		var target = sidebar.find("[data-target=" + id + "]");
+		if (target.length !== 0) {
+			target.trigger("click");
+		} else {
+			sidebar.find(".chan")
+				.eq(0)
+				.trigger("click");
 		}
-		active.trigger("click");
 	});
 	
 	socket.on("join", function(data) {
-		channels.push(data.chan);
 		var id = data.network;
-		var network = networks
-			.find("#network-" + id)
-			.eq(0);
+		var network = sidebar.find("#network-" + id);
 		network.append(
 			render("channels", {
 				channels: [data.chan]
 			})
 		);
-		network.find(".chan")
+		chat.append(
+			render("chat", {
+				channels: [data.chan]
+			})
+		);
+		sidebar.find(".chan")
 			.last()
 			.trigger("click");
 	});
 	
 	socket.on("msg", function(data) {
-		var chan = find(data.chan);
-		if (typeof chan !== "undefined") {
-			chan.messages.push(data.msg);
-			if (isActive(chan)) {
-				chat.find("#messages").append(
-					render("messages", {messages: [data.msg]})
-				);
-			}
-		}
+		chat.find("#chan-" + data.chan)
+			.find(".messages")
+			.append(render("messages", {messages: [data.msg]}));
 	});
 	
 	socket.on("network", function(data) {
-		var lobby = data.network.channels[0];
-		channels.push(lobby);
-		networks.append(
+		sidebar.find(".networks").append(
 			render("networks", {
 				networks: [data.network]
 			})
 		);
-		networks.find(".chan")
+		sidebar.find(".chan")
 			.last()
 			.trigger("click");
 	});
@@ -112,7 +110,7 @@ $(function() {
 	
 	socket.on("part", function(data) {
 		var id = data.chan;
-		networks.find("#chan-" + id)
+		sidebar.find("[data-target=#chan-" + id + "]")
 			.remove()
 			.end()
 			.find(".chan")
@@ -122,7 +120,7 @@ $(function() {
 	
 	socket.on("quit", function(data) {
 		var id = data.network;
-		networks.find("#network-" + id)
+		sidebar.find("#network-" + id)
 			.remove()
 			.end()
 			.find(".chan")
@@ -131,13 +129,9 @@ $(function() {
 	});
 	
 	socket.on("users", function(data) {
-		var chan = find(data.chan);
-		if (typeof chan !== "undefined") {
-			chan.users = data.users;
-			if (isActive(chan)) {
-				chat.find(".sidebar").html(render("users", chan));
-			}
-		}
+		chat.find("#chan-" + data.chan)
+			.find(".users")
+			.html(render("users", data));
 	});
 	
 	var input = $("#input")
@@ -149,45 +143,41 @@ $(function() {
 		var value = input.val();
 		input.val("");
 		socket.emit("input", {
-			target: active.id || -1,
+			target: chat.data("id"),
 			text: value
 		});
 	});
 	
+	var top = 1;
 	sidebar.on("click", "button:not(.active)", function() {
-		var btn = $(this);
-		var id = "#" + btn.attr("id");
+		var self = $(this);
+		var target = self.data("target");
+		if (!target) {
+			return;
+		}
 		
-		$.cookie("active", id);
+		$.cookie("target", target);
+		chat.data(
+			"id",
+			self.data("id")
+		);
 		
 		sidebar.find(".active").removeClass("active");
-		btn.addClass("active");
+		self.addClass("active")
+			.find(".badge")
+			.removeClass("highlight")
+			.empty();
 		
-		active = null;
-		if (btn.hasClass("chan")) {
-			var chan = find(id.replace("#chan-", ""));
-			if (typeof chan !== "undefined") {
-				active = chan;
-				chat.fadeIn();
-				chat.siblings().hide();
-				chat.html(render("chat", chan));
-				chat.find(".window")
-					.sticky()
-					.scrollBottom();
-			}
-		} else {
-			chat.empty();
-			var target = $(btn.data("target"));
-			if (target.length !== 0) {
-				target.fadeIn();
-				target.siblings().hide();
-			}
-		}
+		var chan = $(target)
+			.css("z-index", top++)
+			.find(".chat")
+			.sticky();
 	});
 	
-	chat.on("input", "#search", function() {
+	chat.on("input", ".search", function() {
 		var val = $(this).val();
-		$("#users").find("button").each(function() {
+		var names = $(this).closest(".users").find(".names");
+		names.find("button").each(function() {
 			var btn = $(this);
 			if (btn.text().toLowerCase().indexOf(val) === 0) {
 				btn.show();
@@ -203,7 +193,7 @@ $(function() {
 			return;
 		}
 		socket.emit("input", {
-			target: active.id || -1,
+			target: active,
 			text: "/whois " + user
 		});
 	});
@@ -212,12 +202,6 @@ $(function() {
 		return active !== null && chan == active;
 	}
 	
-	function find(id) {
-		return $.grep(channels, function(c) {
-			return c.id == id;
-		})[0];
-	}
-	
 	function complete(word) {
 		return $.grep(
 			commands,
diff --git a/client/js/components.min.js b/client/js/components.min.js
index 77148179..a0b4923e 100644
--- a/client/js/components.min.js
+++ b/client/js/components.min.js
@@ -4,4 +4,4 @@ this.Handlebars=function(){var a=function(){"use strict";function a(a){this.stri
 },stopPropagation:function(){var a=this.originalEvent;this.isPropagationStopped=j,a&&a.stopPropagation&&a.stopPropagation()},stopImmediatePropagation:function(){var a=this.originalEvent;this.isImmediatePropagationStopped=j,a&&a.stopImmediatePropagation&&a.stopImmediatePropagation(),this.stopPropagation()}},_.each({mouseenter:"mouseover",mouseleave:"mouseout",pointerenter:"pointerover",pointerleave:"pointerout"},function(a,b){_.event.special[a]={delegateType:b,bindType:b,handle:function(a){var c,d=this,e=a.relatedTarget,f=a.handleObj;return(!e||e!==d&&!_.contains(d,e))&&(a.type=f.origType,c=f.handler.apply(this,arguments),a.type=b),c}}}),Y.focusinBubbles||_.each({focus:"focusin",blur:"focusout"},function(a,b){var c=function(a){_.event.simulate(b,a.target,_.event.fix(a),!0)};_.event.special[b]={setup:function(){var d=this.ownerDocument||this,e=rb.access(d,b);e||d.addEventListener(a,c,!0),rb.access(d,b,(e||0)+1)},teardown:function(){var d=this.ownerDocument||this,e=rb.access(d,b)-1;e?rb.access(d,b,e):(d.removeEventListener(a,c,!0),rb.remove(d,b))}}}),_.fn.extend({on:function(a,b,c,d,e){var f,g;if("object"==typeof a){"string"!=typeof b&&(c=c||b,b=void 0);for(g in a)this.on(g,b,c,a[g],e);return this}if(null==c&&null==d?(d=b,c=b=void 0):null==d&&("string"==typeof b?(d=c,c=void 0):(d=c,c=b,b=void 0)),d===!1)d=k;else if(!d)return this;return 1===e&&(f=d,d=function(a){return _().off(a),f.apply(this,arguments)},d.guid=f.guid||(f.guid=_.guid++)),this.each(function(){_.event.add(this,a,d,c,b)})},one:function(a,b,c,d){return this.on(a,b,c,d,1)},off:function(a,b,c){var d,e;if(a&&a.preventDefault&&a.handleObj)return d=a.handleObj,_(a.delegateTarget).off(d.namespace?d.origType+"."+d.namespace:d.origType,d.selector,d.handler),this;if("object"==typeof a){for(e in a)this.off(e,b,a[e]);return this}return(b===!1||"function"==typeof b)&&(c=b,b=void 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e=h(b,"open",function(){c.onopen(),a&&a()}),f=h(b,"error",function(b){if(j("connect_error"),c.cleanup(),c.readyState="closed",c.emitAll("connect_error",b),a){var d=new Error("Connection error");d.data=b,a(d)}c.maybeReconnectOnOpen()});if(!1!==this._timeout){var g=this._timeout;j("connect attempt will timeout after %d",g);var i=setTimeout(function(){j("connect attempt timed out after %d",g),e.destroy(),b.close(),b.emit("error","timeout"),c.emitAll("connect_timeout",g)},g);this.subs.push({destroy:function(){clearTimeout(i)}})}return this.subs.push(e),this.subs.push(f),this},c.prototype.onopen=function(){j("open"),this.cleanup(),this.readyState="open",this.emit("open");var a=this.engine;this.subs.push(h(a,"data",i(this,"ondata"))),this.subs.push(h(this.decoder,"decoded",i(this,"ondecoded"))),this.subs.push(h(a,"error",i(this,"onerror"))),this.subs.push(h(a,"close",i(this,"onclose")))},c.prototype.ondata=function(a){this.decoder.add(a)},c.prototype.ondecoded=function(a){this.emit("packet",a)},c.prototype.onerror=function(a){j("error",a),this.emitAll("error",a)},c.prototype.socket=function(a){var b=this.nsps[a];if(!b){b=new e(this,a),this.nsps[a]=b;var c=this;b.on("connect",function(){c.connected++})}return b},c.prototype.destroy=function(){--this.connected||this.close()},c.prototype.packet=function(a){j("writing packet %j",a);var b=this;b.encoding?b.packetBuffer.push(a):(b.encoding=!0,this.encoder.encode(a,function(a){for(var c=0;c<a.length;c++)b.engine.write(a[c]);b.encoding=!1,b.processPacketQueue()}))},c.prototype.processPacketQueue=function(){if(this.packetBuffer.length>0&&!this.encoding){var a=this.packetBuffer.shift();this.packet(a)}},c.prototype.cleanup=function(){for(var a;a=this.subs.shift();)a.destroy();this.packetBuffer=[],this.encoding=!1,this.decoder.destroy()},c.prototype.close=c.prototype.disconnect=function(){this.skipReconnect=!0,this.engine.close()},c.prototype.onclose=function(a){j("close"),this.cleanup(),this.readyState="closed",this.emit("close",a),this._reconnection&&!this.skipReconnect&&this.reconnect()},c.prototype.reconnect=function(){if(this.reconnecting)return this;var a=this;if(this.attempts++,this.attempts>this._reconnectionAttempts)j("reconnect failed"),this.emitAll("reconnect_failed"),this.reconnecting=!1;else{var b=this.attempts*this.reconnectionDelay();b=Math.min(b,this.reconnectionDelayMax()),j("will wait %dms before reconnect attempt",b),this.reconnecting=!0;var c=setTimeout(function(){j("attempting reconnect"),a.emitAll("reconnect_attempt",a.attempts),a.emitAll("reconnecting",a.attempts),a.open(function(b){b?(j("reconnect attempt error"),a.reconnecting=!1,a.reconnect(),a.emitAll("reconnect_error",b.data)):(j("reconnect success"),a.onreconnect())})},b);this.subs.push({destroy:function(){clearTimeout(c)}})}},c.prototype.onreconnect=function(){var a=this.attempts;this.attempts=0,this.reconnecting=!1,this.emitAll("reconnect",a)}},{"./on":4,"./socket":5,"./url":6,"component-bind":7,"component-emitter":8,debug:9,"engine.io-client":11,"object-component":37,"socket.io-parser":40}],4:[function(a,b){function c(a,b,c){return a.on(b,c),{destroy:function(){a.removeListener(b,c)}}}b.exports=c},{}],5:[function(a,b,c){function d(a,b){this.io=a,this.nsp=b,this.json=this,this.ids=0,this.acks={},this.open(),this.receiveBuffer=[],this.sendBuffer=[],this.connected=!1,this.disconnected=!0,this.subEvents()}{var e=a("socket.io-parser"),f=a("component-emitter"),g=a("to-array"),h=a("./on"),i=a("component-bind"),j=a("debug")("socket.io-client:socket"),k=a("has-binary-data");a("indexof")}b.exports=c=d;var l={connect:1,connect_error:1,connect_timeout:1,disconnect:1,error:1,reconnect:1,reconnect_attempt:1,reconnect_failed:1,reconnect_error:1,reconnecting:1},m=f.prototype.emit;f(d.prototype),d.prototype.subEvents=function(){var a=this.io;this.subs=[h(a,"open",i(this,"onopen")),h(a,"packet",i(this,"onpacket")),h(a,"close",i(this,"onclose"))]},d.prototype.open=d.prototype.connect=function(){return this.connected?this:(this.io.open(),"open"==this.io.readyState&&this.onopen(),this)},d.prototype.send=function(){var a=g(arguments);return a.unshift("message"),this.emit.apply(this,a),this},d.prototype.emit=function(a){if(l.hasOwnProperty(a))return m.apply(this,arguments),this;var b=g(arguments),c=e.EVENT;k(b)&&(c=e.BINARY_EVENT);var d={type:c,data:b};return"function"==typeof b[b.length-1]&&(j("emitting packet with ack id %d",this.ids),this.acks[this.ids]=b.pop(),d.id=this.ids++),this.connected?this.packet(d):this.sendBuffer.push(d),this},d.prototype.packet=function(a){a.nsp=this.nsp,this.io.packet(a)},d.prototype.onopen=function(){j("transport is open - connecting"),"/"!=this.nsp&&this.packet({type:e.CONNECT})},d.prototype.onclose=function(a){j("close (%s)",a),this.connected=!1,this.disconnected=!0,this.emit("disconnect",a)},d.prototype.onpacket=function(a){if(a.nsp==this.nsp)switch(a.type){case e.CONNECT:this.onconnect();break;case e.EVENT:this.onevent(a);break;case e.BINARY_EVENT:this.onevent(a);break;case e.ACK:this.onack(a);break;case e.BINARY_ACK:this.onack(a);break;case e.DISCONNECT:this.ondisconnect();break;case e.ERROR:this.emit("error",a.data)}},d.prototype.onevent=function(a){var b=a.data||[];j("emitting event %j",b),null!=a.id&&(j("attaching ack callback to event"),b.push(this.ack(a.id))),this.connected?m.apply(this,b):this.receiveBuffer.push(b)},d.prototype.ack=function(a){var b=this,c=!1;return function(){if(!c){c=!0;var d=g(arguments);j("sending ack %j",d);var f=k(d)?e.BINARY_ACK:e.ACK;b.packet({type:f,id:a,data:d})}}},d.prototype.onack=function(a){j("calling ack %s with %j",a.id,a.data);var b=this.acks[a.id];b.apply(this,a.data),delete this.acks[a.id]},d.prototype.onconnect=function(){this.connected=!0,this.disconnected=!1,this.emit("connect"),this.emitBuffered()},d.prototype.emitBuffered=function(){var a;for(a=0;a<this.receiveBuffer.length;a++)m.apply(this,this.receiveBuffer[a]);for(this.receiveBuffer=[],a=0;a<this.sendBuffer.length;a++)this.packet(this.sendBuffer[a]);this.sendBuffer=[]},d.prototype.ondisconnect=function(){j("server disconnect (%s)",this.nsp),this.destroy(),this.onclose("io server disconnect")},d.prototype.destroy=function(){for(var a=0;a<this.subs.length;a++)this.subs[a].destroy();this.io.destroy(this)},d.prototype.close=d.prototype.disconnect=function(){return this.connected?(j("performing disconnect (%s)",this.nsp),this.packet({type:e.DISCONNECT}),this.destroy(),this.onclose("io client disconnect"),this):this}},{"./on":4,"component-bind":7,"component-emitter":8,debug:9,"has-binary-data":32,indexof:36,"socket.io-parser":40,"to-array":43}],6:[function(a,b){function c(a,b){var c=a,b=b||d.location;return null==a&&(a=b.protocol+"//"+b.hostname),"string"==typeof a&&("/"==a.charAt(0)&&"undefined"!=typeof b&&(a=b.hostname+a),/^(https?|wss?):\/\//.test(a)||(f("protocol-less url %s",a),a="undefined"!=typeof b?b.protocol+"//"+a:"https://"+a),f("parse %s",a),c=e(a)),c.port||(/^(http|ws)$/.test(c.protocol)?c.port="80":/^(http|ws)s$/.test(c.protocol)&&(c.port="443")),c.path=c.path||"/",c.id=c.protocol+"://"+c.host+":"+c.port,c.href=c.protocol+"://"+c.host+(b&&b.port==c.port?"":":"+c.port),c}var d="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},e=a("parseuri"),f=a("debug")("socket.io-client:url");b.exports=c},{debug:9,parseuri:38}],7:[function(a,b){var c=[].slice;b.exports=function(a,b){if("string"==typeof b&&(b=a[b]),"function"!=typeof b)throw new Error("bind() requires a function");var d=c.call(arguments,2);return function(){return b.apply(a,d.concat(c.call(arguments)))}}},{}],8:[function(a,b){function c(a){return a?d(a):void 0}function d(a){for(var b in c.prototype)a[b]=c.prototype[b];return a}b.exports=c,c.prototype.on=c.prototype.addEventListener=function(a,b){return this._callbacks=this._callbacks||{},(this._callbacks[a]=this._callbacks[a]||[]).push(b),this},c.prototype.once=function(a,b){function c(){d.off(a,c),b.apply(this,arguments)}var d=this;return this._callbacks=this._callbacks||{},c.fn=b,this.on(a,c),this},c.prototype.off=c.prototype.removeListener=c.prototype.removeAllListeners=c.prototype.removeEventListener=function(a,b){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var c=this._callbacks[a];if(!c)return this;if(1==arguments.length)return delete this._callbacks[a],this;for(var d,e=0;e<c.length;e++)if(d=c[e],d===b||d.fn===b){c.splice(e,1);break}return this},c.prototype.emit=function(a){this._callbacks=this._callbacks||{};var b=[].slice.call(arguments,1),c=this._callbacks[a];if(c){c=c.slice(0);for(var d=0,e=c.length;e>d;++d)c[d].apply(this,b)}return this},c.prototype.listeners=function(a){return this._callbacks=this._callbacks||{},this._callbacks[a]||[]},c.prototype.hasListeners=function(a){return!!this.listeners(a).length}},{}],9:[function(a,b){function c(a){return c.enabled(a)?function(b){b=d(b);var e=new Date,f=e-(c[a]||e);c[a]=e,b=a+" "+b+" +"+c.humanize(f),window.console&&console.log&&Function.prototype.apply.call(console.log,console,arguments)}:function(){}}function d(a){return a instanceof Error?a.stack||a.message:a}b.exports=c,c.names=[],c.skips=[],c.enable=function(a){try{localStorage.debug=a}catch(b){}for(var d=(a||"").split(/[\s,]+/),e=d.length,f=0;e>f;f++)a=d[f].replace("*",".*?"),"-"===a[0]?c.skips.push(new RegExp("^"+a.substr(1)+"$")):c.names.push(new RegExp("^"+a+"$"))},c.disable=function(){c.enable("")},c.humanize=function(a){var b=1e3,c=6e4,d=60*c;return a>=d?(a/d).toFixed(1)+"h":a>=c?(a/c).toFixed(1)+"m":a>=b?(a/b|0)+"s":a+"ms"},c.enabled=function(a){for(var b=0,d=c.skips.length;d>b;b++)if(c.skips[b].test(a))return!1;for(var b=0,d=c.names.length;d>b;b++)if(c.names[b].test(a))return!0;return!1};try{window.localStorage&&c.enable(localStorage.debug)}catch(e){}},{}],10:[function(a,b){function c(a){return a?d(a):void 0}function d(a){for(var b in c.prototype)a[b]=c.prototype[b];return a}var e=a("indexof");b.exports=c,c.prototype.on=function(a,b){return this._callbacks=this._callbacks||{},(this._callbacks[a]=this._callbacks[a]||[]).push(b),this},c.prototype.once=function(a,b){function c(){d.off(a,c),b.apply(this,arguments)}var d=this;return this._callbacks=this._callbacks||{},b._off=c,this.on(a,c),this},c.prototype.off=c.prototype.removeListener=c.prototype.removeAllListeners=function(a,b){if(this._callbacks=this._callbacks||{},0==arguments.length)return this._callbacks={},this;var c=this._callbacks[a];if(!c)return this;if(1==arguments.length)return delete this._callbacks[a],this;var d=e(c,b._off||b);return~d&&c.splice(d,1),this},c.prototype.emit=function(a){this._callbacks=this._callbacks||{};var b=[].slice.call(arguments,1),c=this._callbacks[a];if(c){c=c.slice(0);for(var d=0,e=c.length;e>d;++d)c[d].apply(this,b)}return this},c.prototype.listeners=function(a){return this._callbacks=this._callbacks||{},this._callbacks[a]||[]},c.prototype.hasListeners=function(a){return!!this.listeners(a).length}},{indexof:36}],11:[function(a,b){b.exports=a("./lib/")},{"./lib/":12}],12:[function(a,b){b.exports=a("./socket"),b.exports.parser=a("engine.io-parser")},{"./socket":13,"engine.io-parser":22}],13:[function(a,b){function c(a,b){if(!(this instanceof c))return new c(a,b);if(b=b||{},a&&"object"==typeof a&&(b=a,a=null),a&&(a=k(a),b.host=a.host,b.secure="https"==a.protocol||"wss"==a.protocol,b.port=a.port,a.query&&(b.query=a.query)),this.secure=null!=b.secure?b.secure:e.location&&"https:"==location.protocol,b.host){var d=b.host.split(":");b.hostname=d.shift(),d.length&&(b.port=d.pop())}this.agent=b.agent||!1,this.hostname=b.hostname||(e.location?location.hostname:"localhost"),this.port=b.port||(e.location&&location.port?location.port:this.secure?443:80),this.query=b.query||{},"string"==typeof this.query&&(this.query=m.decode(this.query)),this.upgrade=!1!==b.upgrade,this.path=(b.path||"/engine.io").replace(/\/$/,"")+"/",this.forceJSONP=!!b.forceJSONP,this.forceBase64=!!b.forceBase64,this.timestampParam=b.timestampParam||"t",this.timestampRequests=b.timestampRequests,this.transports=b.transports||["polling","websocket"],this.readyState="",this.writeBuffer=[],this.callbackBuffer=[],this.policyPort=b.policyPort||843,this.rememberUpgrade=b.rememberUpgrade||!1,this.open(),this.binaryType=null,this.onlyBinaryUpgrades=b.onlyBinaryUpgrades}function d(a){var b={};for(var c in a)a.hasOwnProperty(c)&&(b[c]=a[c]);return b}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("./transports"),g=a("component-emitter"),h=a("debug")("engine.io-client:socket"),i=a("indexof"),j=a("engine.io-parser"),k=a("parseuri"),l=a("parsejson"),m=a("parseqs");b.exports=c,c.priorWebsocketSuccess=!1,g(c.prototype),c.protocol=j.protocol,c.Socket=c,c.Transport=a("./transport"),c.transports=a("./transports"),c.parser=a("engine.io-parser"),c.prototype.createTransport=function(a){h('creating transport "%s"',a);var b=d(this.query);b.EIO=j.protocol,b.transport=a,this.id&&(b.sid=this.id);var c=new f[a]({agent:this.agent,hostname:this.hostname,port:this.port,secure:this.secure,path:this.path,query:b,forceJSONP:this.forceJSONP,forceBase64:this.forceBase64,timestampRequests:this.timestampRequests,timestampParam:this.timestampParam,policyPort:this.policyPort,socket:this});return c},c.prototype.open=function(){var a;a=this.rememberUpgrade&&c.priorWebsocketSuccess&&-1!=this.transports.indexOf("websocket")?"websocket":this.transports[0],this.readyState="opening";var a=this.createTransport(a);a.open(),this.setTransport(a)},c.prototype.setTransport=function(a){h("setting transport %s",a.name);var b=this;this.transport&&(h("clearing existing transport %s",this.transport.name),this.transport.removeAllListeners()),this.transport=a,a.on("drain",function(){b.onDrain()}).on("packet",function(a){b.onPacket(a)}).on("error",function(a){b.onError(a)}).on("close",function(){b.onClose("transport close")})},c.prototype.probe=function(a){function b(){if(m.onlyBinaryUpgrades){var b=!this.supportsBinary&&m.transport.supportsBinary;l=l||b}l||(h('probe transport "%s" opened',a),k.send([{type:"ping",data:"probe"}]),k.once("packet",function(b){if(!l)if("pong"==b.type&&"probe"==b.data)h('probe transport "%s" pong',a),m.upgrading=!0,m.emit("upgrading",k),c.priorWebsocketSuccess="websocket"==k.name,h('pausing current transport "%s"',m.transport.name),m.transport.pause(function(){l||"closed"!=m.readyState&&"closing"!=m.readyState&&(h("changing transport and sending upgrade packet"),j(),m.setTransport(k),k.send([{type:"upgrade"}]),m.emit("upgrade",k),k=null,m.upgrading=!1,m.flush())});else{h('probe transport "%s" failed',a);var d=new Error("probe error");d.transport=k.name,m.emit("upgradeError",d)}}))}function d(){l||(l=!0,j(),k.close(),k=null)}function e(b){var c=new Error("probe error: "+b);c.transport=k.name,d(),h('probe transport "%s" failed because of error: %s',a,b),m.emit("upgradeError",c)}function f(){e("transport closed")}function g(){e("socket closed")}function i(a){k&&a.name!=k.name&&(h('"%s" works - aborting "%s"',a.name,k.name),d())}function j(){k.removeListener("open",b),k.removeListener("error",e),k.removeListener("close",f),m.removeListener("close",g),m.removeListener("upgrading",i)}h('probing transport "%s"',a);var k=this.createTransport(a,{probe:1}),l=!1,m=this;c.priorWebsocketSuccess=!1,k.once("open",b),k.once("error",e),k.once("close",f),this.once("close",g),this.once("upgrading",i),k.open()},c.prototype.onOpen=function(){if(h("socket open"),this.readyState="open",c.priorWebsocketSuccess="websocket"==this.transport.name,this.emit("open"),this.flush(),"open"==this.readyState&&this.upgrade&&this.transport.pause){h("starting upgrade probes");for(var a=0,b=this.upgrades.length;b>a;a++)this.probe(this.upgrades[a])}},c.prototype.onPacket=function(a){if("opening"==this.readyState||"open"==this.readyState)switch(h('socket receive: type "%s", data "%s"',a.type,a.data),this.emit("packet",a),this.emit("heartbeat"),a.type){case"open":this.onHandshake(l(a.data));break;case"pong":this.setPing();break;case"error":var b=new Error("server error");b.code=a.data,this.emit("error",b);break;case"message":this.emit("data",a.data),this.emit("message",a.data)}else h('packet received with socket readyState "%s"',this.readyState)},c.prototype.onHandshake=function(a){this.emit("handshake",a),this.id=a.sid,this.transport.query.sid=a.sid,this.upgrades=this.filterUpgrades(a.upgrades),this.pingInterval=a.pingInterval,this.pingTimeout=a.pingTimeout,this.onOpen(),"closed"!=this.readyState&&(this.setPing(),this.removeListener("heartbeat",this.onHeartbeat),this.on("heartbeat",this.onHeartbeat))},c.prototype.onHeartbeat=function(a){clearTimeout(this.pingTimeoutTimer);var b=this;b.pingTimeoutTimer=setTimeout(function(){"closed"!=b.readyState&&b.onClose("ping timeout")},a||b.pingInterval+b.pingTimeout)},c.prototype.setPing=function(){var a=this;clearTimeout(a.pingIntervalTimer),a.pingIntervalTimer=setTimeout(function(){h("writing ping packet - expecting pong within %sms",a.pingTimeout),a.ping(),a.onHeartbeat(a.pingTimeout)},a.pingInterval)},c.prototype.ping=function(){this.sendPacket("ping")},c.prototype.onDrain=function(){for(var a=0;a<this.prevBufferLen;a++)this.callbackBuffer[a]&&this.callbackBuffer[a]();this.writeBuffer.splice(0,this.prevBufferLen),this.callbackBuffer.splice(0,this.prevBufferLen),this.prevBufferLen=0,0==this.writeBuffer.length?this.emit("drain"):this.flush()},c.prototype.flush=function(){"closed"!=this.readyState&&this.transport.writable&&!this.upgrading&&this.writeBuffer.length&&(h("flushing %d packets in socket",this.writeBuffer.length),this.transport.send(this.writeBuffer),this.prevBufferLen=this.writeBuffer.length,this.emit("flush"))},c.prototype.write=c.prototype.send=function(a,b){return this.sendPacket("message",a,b),this},c.prototype.sendPacket=function(a,b,c){var d={type:a,data:b};this.emit("packetCreate",d),this.writeBuffer.push(d),this.callbackBuffer.push(c),this.flush()},c.prototype.close=function(){return("opening"==this.readyState||"open"==this.readyState)&&(this.onClose("forced close"),h("socket closing - telling transport to close"),this.transport.close()),this},c.prototype.onError=function(a){h("socket error %j",a),c.priorWebsocketSuccess=!1,this.emit("error",a),this.onClose("transport error",a)},c.prototype.onClose=function(a,b){if("opening"==this.readyState||"open"==this.readyState){h('socket close with reason: "%s"',a);var c=this;clearTimeout(this.pingIntervalTimer),clearTimeout(this.pingTimeoutTimer),setTimeout(function(){c.writeBuffer=[],c.callbackBuffer=[],c.prevBufferLen=0},0),this.transport.removeAllListeners("close"),this.transport.close(),this.transport.removeAllListeners(),this.readyState="closed",this.id=null,this.emit("close",a,b)}},c.prototype.filterUpgrades=function(a){for(var b=[],c=0,d=a.length;d>c;c++)~i(this.transports,a[c])&&b.push(a[c]);return b}},{"./transport":14,"./transports":15,"component-emitter":8,debug:9,"engine.io-parser":22,indexof:36,parsejson:29,parseqs:30,parseuri:38}],14:[function(a,b){function c(a){this.path=a.path,this.hostname=a.hostname,this.port=a.port,this.secure=a.secure,this.query=a.query,this.timestampParam=a.timestampParam,this.timestampRequests=a.timestampRequests,this.readyState="",this.agent=a.agent||!1,this.socket=a.socket}var d=a("engine.io-parser"),e=a("component-emitter");b.exports=c,e(c.prototype),c.timestamps=0,c.prototype.onError=function(a,b){var c=new Error(a);return c.type="TransportError",c.description=b,this.emit("error",c),this},c.prototype.open=function(){return("closed"==this.readyState||""==this.readyState)&&(this.readyState="opening",this.doOpen()),this},c.prototype.close=function(){return("opening"==this.readyState||"open"==this.readyState)&&(this.doClose(),this.onClose()),this},c.prototype.send=function(a){if("open"!=this.readyState)throw new Error("Transport not open");this.write(a)},c.prototype.onOpen=function(){this.readyState="open",this.writable=!0,this.emit("open")},c.prototype.onData=function(a){try{var b=d.decodePacket(a,this.socket.binaryType);this.onPacket(b)}catch(c){c.data=a,this.onError("parser decode error",c)}},c.prototype.onPacket=function(a){this.emit("packet",a)},c.prototype.onClose=function(){this.readyState="closed",this.emit("close")}},{"component-emitter":8,"engine.io-parser":22}],15:[function(a,b,c){function d(a){var b,c=!1;if(e.location){var d="https:"==location.protocol,i=location.port;i||(i=d?443:80),c=a.hostname!=location.hostname||i!=a.port}return a.xdomain=c,b=new f(a),"open"in b&&!a.forceJSONP?new g(a):new h(a)}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("xmlhttprequest"),g=a("./polling-xhr"),h=a("./polling-jsonp"),i=a("./websocket");c.polling=d,c.websocket=i},{"./polling-jsonp":16,"./polling-xhr":17,"./websocket":19,xmlhttprequest:20}],16:[function(a,b){function c(){}function d(a){f.call(this,a),this.query=this.query||{},h||(e.___eio||(e.___eio=[]),h=e.___eio),this.index=h.length;var b=this;h.push(function(a){b.onData(a)}),this.query.j=this.index,e.document&&e.addEventListener&&e.addEventListener("beforeunload",function(){b.script&&(b.script.onerror=c)})}var e="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},f=a("./polling"),g=a("component-inherit");b.exports=d;var h,i=/\n/g,j=/\\n/g;g(d,f),d.prototype.supportsBinary=!1,d.prototype.doClose=function(){this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),this.form&&(this.form.parentNode.removeChild(this.form),this.form=null),f.prototype.doClose.call(this)},d.prototype.doPoll=function(){var a=this,b=document.createElement("script");this.script&&(this.script.parentNode.removeChild(this.script),this.script=null),b.async=!0,b.src=this.uri(),b.onerror=function(b){a.onError("jsonp poll error",b)};var c=document.getElementsByTagName("script")[0];c.parentNode.insertBefore(b,c),this.script=b;var d="undefined"!=typeof navigator&&/gecko/i.test(navigator.userAgent);d&&setTimeout(function(){var a=document.createElement("iframe");document.body.appendChild(a),document.body.removeChild(a)},100)},d.prototype.doWrite=function(a,b){function c(){d(),b()}function d(){if(e.iframe)try{e.form.removeChild(e.iframe)}catch(a){e.onError("jsonp polling iframe removal error",a)}try{var b='<iframe src="javascript:0" name="'+e.iframeId+'">';f=document.createElement(b)}catch(a){f=document.createElement("iframe"),f.name=e.iframeId,f.src="javascript:0"}f.id=e.iframeId,e.form.appendChild(f),e.iframe=f}var e=this;if(!this.form){var f,g=document.createElement("form"),h=document.createElement("textarea"),k=this.iframeId="eio_iframe_"+this.index;g.className="socketio",g.style.position="absolute",g.style.top="-1000px",g.style.left="-1000px",g.target=k,g.method="POST",g.setAttribute("accept-charset","utf-8"),h.name="d",g.appendChild(h),document.body.appendChild(g),this.form=g,this.area=h}this.form.action=this.uri(),d(),a=a.replace(j,"\\\n"),this.area.value=a.replace(i,"\\n");try{this.form.submit()}catch(l){}this.iframe.attachEvent?this.iframe.onreadystatechange=function(){"complete"==e.iframe.readyState&&c()}:this.iframe.onload=c}},{"./polling":18,"component-inherit":21}],17:[function(a,b){function c(){}function d(a){if(i.call(this,a),g.location){var b="https:"==location.protocol,c=location.port;c||(c=b?443:80),this.xd=a.hostname!=g.location.hostname||c!=a.port}}function e(a){this.method=a.method||"GET",this.uri=a.uri,this.xd=!!a.xd,this.async=!1!==a.async,this.data=void 0!=a.data?a.data:null,this.agent=a.agent,this.create(a.isBinary,a.supportsBinary)}function f(){for(var a in e.requests)e.requests.hasOwnProperty(a)&&e.requests[a].abort()}var g="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},h=a("xmlhttprequest"),i=a("./polling"),j=a("component-emitter"),k=a("component-inherit"),l=a("debug")("engine.io-client:polling-xhr");b.exports=d,b.exports.Request=e,k(d,i),d.prototype.supportsBinary=!0,d.prototype.request=function(a){return a=a||{},a.uri=this.uri(),a.xd=this.xd,a.agent=this.agent||!1,a.supportsBinary=this.supportsBinary,new e(a)},d.prototype.doWrite=function(a,b){var c="string"!=typeof a&&void 0!==a,d=this.request({method:"POST",data:a,isBinary:c}),e=this;d.on("success",b),d.on("error",function(a){e.onError("xhr post error",a)}),this.sendXhr=d},d.prototype.doPoll=function(){l("xhr poll");var a=this.request(),b=this;a.on("data",function(a){b.onData(a)}),a.on("error",function(a){b.onError("xhr poll error",a)}),this.pollXhr=a},j(e.prototype),e.prototype.create=function(a,b){var c=this.xhr=new h({agent:this.agent,xdomain:this.xd}),d=this;try{if(l("xhr open %s: %s",this.method,this.uri),c.open(this.method,this.uri,this.async),b&&(c.responseType="arraybuffer"),"POST"==this.method)try{a?c.setRequestHeader("Content-type","application/octet-stream"):c.setRequestHeader("Content-type","text/plain;charset=UTF-8")}catch(f){}"withCredentials"in c&&(c.withCredentials=!0),c.onreadystatechange=function(){var a;try{if(4!=c.readyState)return;if(200==c.status||1223==c.status){var e=c.getResponseHeader("Content-Type");a="application/octet-stream"===e?c.response:b?"ok":c.responseText}else setTimeout(function(){d.onError(c.status)},0)}catch(f){d.onError(f)}null!=a&&d.onData(a)},l("xhr data %s",this.data),c.send(this.data)}catch(f){return void setTimeout(function(){d.onError(f)},0)}g.document&&(this.index=e.requestsCount++,e.requests[this.index]=this)},e.prototype.onSuccess=function(){this.emit("success"),this.cleanup()},e.prototype.onData=function(a){this.emit("data",a),this.onSuccess()},e.prototype.onError=function(a){this.emit("error",a),this.cleanup()},e.prototype.cleanup=function(){if("undefined"!=typeof this.xhr&&null!==this.xhr){this.xhr.onreadystatechange=c;try{this.xhr.abort()}catch(a){}g.document&&delete e.requests[this.index],this.xhr=null}},e.prototype.abort=function(){this.cleanup()},g.document&&(e.requestsCount=0,e.requests={},g.attachEvent?g.attachEvent("onunload",f):g.addEventListener&&g.addEventListener("beforeunload",f))},{"./polling":18,"component-emitter":8,"component-inherit":21,debug:9,xmlhttprequest:20}],18:[function(a,b){function c(a){var b=a&&a.forceBase64;(!i||b)&&(this.supportsBinary=!1),d.call(this,a)}var d=a("../transport"),e=a("parseqs"),f=a("engine.io-parser"),g=a("component-inherit"),h=a("debug")("engine.io-client:polling");b.exports=c;var i=function(){var b=a("xmlhttprequest"),c=new b({agent:this.agent,xdomain:!1});return null!=c.responseType}();g(c,d),c.prototype.name="polling",c.prototype.doOpen=function(){this.poll()},c.prototype.pause=function(a){function b(){h("paused"),c.readyState="paused",a()}var c=this;if(this.readyState="pausing",this.polling||!this.writable){var d=0;this.polling&&(h("we are currently polling - waiting to pause"),d++,this.once("pollComplete",function(){h("pre-pause polling complete"),--d||b()
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c=function(){b.writable=!0,b.emit("drain")},b=this;f.encodePayload(a,this.supportsBinary,function(a){b.doWrite(a,c)})},c.prototype.uri=function(){var a=this.query||{},b=this.secure?"https":"http",c="";return!1!==this.timestampRequests&&(a[this.timestampParam]=+new Date+"-"+d.timestamps++),this.supportsBinary||a.sid||(a.b64=1),a=e.encode(a),this.port&&("https"==b&&443!=this.port||"http"==b&&80!=this.port)&&(c=":"+this.port),a.length&&(a="?"+a),b+"://"+this.hostname+c+this.path+a}},{"../transport":14,"component-inherit":21,debug:9,"engine.io-parser":22,parseqs:30,xmlhttprequest:20}],19:[function(a,b){function c(a){var b=a&&a.forceBase64;b&&(this.supportsBinary=!1),d.call(this,a)}var d=a("../transport"),e=a("engine.io-parser"),f=a("parseqs"),g=a("component-inherit"),h=a("debug")("engine.io-client:websocket"),i=a("ws");b.exports=c,g(c,d),c.prototype.name="websocket",c.prototype.supportsBinary=!0,c.prototype.doOpen=function(){if(this.check()){var a=this.uri(),b=void 0,c={agent:this.agent};this.ws=new i(a,b,c),void 0===this.ws.binaryType&&(this.supportsBinary=!1),this.ws.binaryType="arraybuffer",this.addEventListeners()}},c.prototype.addEventListeners=function(){var a=this;this.ws.onopen=function(){a.onOpen()},this.ws.onclose=function(){a.onClose()},this.ws.onmessage=function(b){a.onData(b.data)},this.ws.onerror=function(b){a.onError("websocket error",b)}},"undefined"!=typeof navigator&&/iPad|iPhone|iPod/i.test(navigator.userAgent)&&(c.prototype.onData=function(a){var b=this;setTimeout(function(){d.prototype.onData.call(b,a)},0)}),c.prototype.write=function(a){function b(){c.writable=!0,c.emit("drain")}var c=this;this.writable=!1;for(var d=0,f=a.length;f>d;d++)e.encodePacket(a[d],this.supportsBinary,function(a){try{c.ws.send(a)}catch(b){h("websocket closed before onclose event")}});setTimeout(b,0)},c.prototype.onClose=function(){d.prototype.onClose.call(this)},c.prototype.doClose=function(){"undefined"!=typeof this.ws&&this.ws.close()},c.prototype.uri=function(){var a=this.query||{},b=this.secure?"wss":"ws",c="";return this.port&&("wss"==b&&443!=this.port||"ws"==b&&80!=this.port)&&(c=":"+this.port),this.timestampRequests&&(a[this.timestampParam]=+new Date),this.supportsBinary||(a.b64=1),a=f.encode(a),a.length&&(a="?"+a),b+"://"+this.hostname+c+this.path+a},c.prototype.check=function(){return!(!i||"__initialize"in i&&this.name===c.prototype.name)}},{"../transport":14,"component-inherit":21,debug:9,"engine.io-parser":22,parseqs:30,ws:31}],20:[function(a,b){var c=a("has-cors");b.exports=function(a){var b=a.xdomain;try{if("undefined"!=typeof XMLHttpRequest&&(!b||c))return new XMLHttpRequest}catch(d){}if(!b)try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(d){}}},{"has-cors":34}],21:[function(a,b){b.exports=function(a,b){var c=function(){};c.prototype=b.prototype,a.prototype=new c,a.prototype.constructor=a}},{}],22:[function(a,b,c){function d(a,b,d){if(!b)return c.encodeBase64Packet(a,d);var e=a.data,f=new Uint8Array(e),g=new Uint8Array(1+e.byteLength);g[0]=o[a.type];for(var h=0;h<f.length;h++)g[h+1]=f[h];return d(g.buffer)}function e(a,b,d){if(!b)return c.encodeBase64Packet(a,d);var e=new FileReader;return e.onload=function(){a.data=e.result,c.encodePacket(a,b,d)},e.readAsArrayBuffer(a.data)}function f(a,b,d){if(!b)return c.encodeBase64Packet(a,d);if(n)return e(a,b,d);var f=new Uint8Array(1);f[0]=o[a.type];var g=new r([f.buffer,a.data]);return d(g)}function g(a,b,c){for(var d=new Array(a.length),e=l(a.length,c),f=function(a,c,e){b(c,function(b,c){d[a]=c,e(b,d)})},g=0;g<a.length;g++)f(g,a[g],e)}var h="undefined"!=typeof self?self:"undefined"!=typeof window?window:{},i=a("./keys"),j=a("arraybuffer.slice"),k=a("base64-arraybuffer"),l=a("after"),m=a("utf8"),n=navigator.userAgent.match(/Android/i);c.protocol=2;var o=c.packets={open:0,close:1,ping:2,pong:3,message:4,upgrade:5,noop:6},p=i(o),q={type:"error",data:"parser error"},r=a("blob");c.encodePacket=function(a,b,c){"function"==typeof b&&(c=b,b=!1);var e=void 0===a.data?void 0:a.data.buffer||a.data;if(h.ArrayBuffer&&e instanceof ArrayBuffer)return d(a,b,c);if(r&&e instanceof h.Blob)return f(a,b,c);var g=o[a.type];return void 0!==a.data&&(g+=m.encode(String(a.data))),c(""+g)},c.encodeBase64Packet=function(a,b){var d="b"+c.packets[a.type];if(r&&a.data instanceof r){var e=new FileReader;return e.onload=function(){var a=e.result.split(",")[1];b(d+a)},e.readAsDataURL(a.data)}var f;try{f=String.fromCharCode.apply(null,new Uint8Array(a.data))}catch(g){for(var i=new Uint8Array(a.data),j=new Array(i.length),k=0;k<i.length;k++)j[k]=i[k];f=String.fromCharCode.apply(null,j)}return d+=h.btoa(f),b(d)},c.decodePacket=function(a,b){if("string"==typeof a||void 0===a){if("b"==a.charAt(0))return c.decodeBase64Packet(a.substr(1),b);a=m.decode(a);var d=a.charAt(0);return Number(d)==d&&p[d]?a.length>1?{type:p[d],data:a.substring(1)}:{type:p[d]}:q}var e=new Uint8Array(a),d=e[0],f=j(a,1);return r&&"blob"===b&&(f=new r([f])),{type:p[d],data:f}},c.decodeBase64Packet=function(a,b){var c=p[a.charAt(0)];if(!h.ArrayBuffer)return{type:c,data:{base64:!0,data:a.substr(1)}};var d=k.decode(a.substr(1));return"blob"===b&&r&&(d=new r([d])),{type:c,data:d}},c.encodePayload=function(a,b,d){function e(a){return a.length+":"+a}function f(a,d){c.encodePacket(a,b,function(a){d(null,e(a))})}return"function"==typeof b&&(d=b,b=null),b?r&&!n?c.encodePayloadAsBlob(a,d):c.encodePayloadAsArrayBuffer(a,d):a.length?void g(a,f,function(a,b){return d(b.join(""))}):d("0:")},c.decodePayload=function(a,b,d){if("string"!=typeof a)return c.decodePayloadAsBinary(a,b,d);"function"==typeof b&&(d=b,b=null);var e;if(""==a)return d(q,0,1);for(var f,g,h="",i=0,j=a.length;j>i;i++){var k=a.charAt(i);if(":"!=k)h+=k;else{if(""==h||h!=(f=Number(h)))return d(q,0,1);if(g=a.substr(i+1,f),h!=g.length)return d(q,0,1);if(g.length){if(e=c.decodePacket(g,b),q.type==e.type&&q.data==e.data)return d(q,0,1);var l=d(e,i+f,j);if(!1===l)return}i+=f,h=""}}return""!=h?d(q,0,1):void 0},c.encodePayloadAsArrayBuffer=function(a,b){function d(a,b){c.encodePacket(a,!0,function(a){return b(null,a)})}return a.length?void g(a,d,function(a,c){var d=c.reduce(function(a,b){var c;return c="string"==typeof b?b.length:b.byteLength,a+c.toString().length+c+2},0),e=new Uint8Array(d),f=0;return c.forEach(function(a){var b="string"==typeof a,c=a;if(b){for(var d=new Uint8Array(a.length),g=0;g<a.length;g++)d[g]=a.charCodeAt(g);c=d.buffer}e[f++]=b?0:1;for(var h=c.byteLength.toString(),g=0;g<h.length;g++)e[f++]=parseInt(h[g]);e[f++]=255;for(var d=new Uint8Array(c),g=0;g<d.length;g++)e[f++]=d[g]}),b(e.buffer)}):b(new ArrayBuffer(0))},c.encodePayloadAsBlob=function(a,b){function d(a,b){c.encodePacket(a,!0,function(a){var c=new Uint8Array(1);if(c[0]=1,"string"==typeof a){for(var d=new 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