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              <html ng-app="twitchClient">
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
	<link type="text/css" rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/materialize/0.97.6/css/materialize.min.css"  media="screen,projection"/>
	<link href="https://cdnjs.cloudflare.com/ajax/libs/typicons/2.0.7/typicons.min.css" rel="stylesheet" />
	<link href="https://fonts.googleapis.com/css?family=Inconsolata" rel="stylesheet" type="text/css" />
	<div ng-controller="TwitchClientController as twitchClient">
		<div class="row">
			<div class="spinner" ng-show="!isLoaded">
			  <div class="rect1"></div>
			  <div class="rect2"></div>
			  <div class="rect3"></div>
			  <div class="rect4"></div>
			  <div class="rect5"></div>
		<div class="row" ng-show="isLoaded" ng-cloak>
			<div class="content col s12 m8 l6 offset-l3 offset-m2">
						<div class="nav-wrapper">
							<a href="#" class="brand-logo"><h4>Twitch.tv Streamers</h4></a>
				<main class="site-content">	
					<ul class="collection with-header" ng-hide="users == null">
						<li class="collection-header left-align">
								<input name="statusgroup" type="radio" id="statusall" ng-model="statusFilter" value="all" />
								<label for="statusall">All</label>

								<input name="statusgroup" type="radio" id="statuson" ng-model="statusFilter" value="online" />
								<label for="statuson">Online</label>

								<input class="with-gap" name="statusgroup" type="radio" id="statusoff" ng-model="statusFilter" value="offline" />
								<label for="statusoff">Offline</label>

								<input name="statusgroup" type="radio" id="statusradio" disabled="disabled" ng-model="statusFilter" />
						<li class="collection-item avatar" ng-repeat="user in users | orderBy:['!isOnline', '!isAccountExists', 'displayName']" ng-hide="hideByStatus(user)">
							<a ng-href="{{user.url}}" class="center-align" target="_blank">
								<img ng-src="{{user.logo}}" alt="" class="circle">
							<span class="title">{{user.displayName}}</span>
							<span class="secondary-content">
								<div ng-hide="!user.isAccountExists">
									<i ng-hide="user.isOnline" class="typcn typcn-lock-closed"></i>
									<i ng-hide="!user.isOnline" class="typcn typcn-lock-open-outline"></i>
								<div ng-hide="user.isAccountExists">
									<i class="typcn typcn-cancel"></i>
							<br />
							<span class="stream" ng-hide="!user.isOnline">
								{{user.streamGame}}<span ng-hide="user.status == null">: </span>{{user.status}} 
							<span class="stream" ng-hide="user.isOnline">
								<span ng-hide="user.isAccountExists" class="red-text lighten-1">Invalid user</span>
								<span ng-hide="!user.isAccountExists">Offline</span>
							<!--<span class="secondary-content"><i class="material-icons">grade</i></a>-->
				<footer class="page-footer">
					<div class="container">
						<div class="row ">
							<div class="col l12 s12">
								<p class="grey-text text-lighten-4">Twitch.tv JSON API client done for freecodecamp.org.</p>
								<p class="grey-text text-lighten-4"> Built with AngularJS, Materialize CSS, SpinKit and Typicons.</p>
						<div class="footer-copyright">
							<div class="container">

								<a class="grey-text text-lighten-4 right" href="https://twitter.com/nickrfer" target='_blank'>
									<i class="typcn typcn-social-twitter"></i>
								<a class="grey-text text-lighten-4 right" href="https://codepen.io/nickrfer" target='_blank'>
									<i class="typcn typcn-code"></i>
								<a class="grey-text text-lighten-4 right" href="https://www.freecodecamp.com/nickrfer" target='_blank'>
									<i class="typcn typcn-chart-area"></i>
								<a class="grey-text text-lighten-4 right" href="https://www.linkedin.com/in/nickrfer" target='_blank'>
									<i class="typcn typcn-social-linkedin"></i>
								<a class="grey-text text-lighten-4 right"  href="https://github.com/nickrfer" target='_blank'>
									<i class="typcn typcn-social-github"></i>
								<span class="grey-text text-lighten-4 right">by nickrfer</span>

			<script type="text/javascript" src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
			<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/materialize/0.97.6/js/materialize.min.js"></script>
			<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.6/angular.min.js"></script>

              html {
	font-family: 'Inconsolata', Monaco, Consolas, 'Andale Mono', monospace;
.nav-wrapper {
	padding-left: 27%;
	background-color: #540D6E;
.stream {
	font-size: 10px;
	font-style: italic;
footer {
	text-align: center;
footer p i {
	font-size: 12px;
a:hover {
	text-decoration: none !important;
.page-footer {
	background-color: #540D6E !important;
.typcn {
	font-size: 40px;
	margin-right: 5px;
.footer-copyright .typcn {
	font-size: 20px;

.secondary-content {
	position: static !important;
	margin-top: 20px;

[ng\:cloak], [ng-cloak], [data-ng-cloak], [x-ng-cloak], .ng-cloak, .x-ng-cloak {
  display: none !important;
.spinner {
  margin: 100px auto;
  width: 50px;
  height: 40px;
  text-align: center;
  font-size: 10px;
  position: static;
  margin-top: 20em;
.spinner > div {
  background-color: #333;
  height: 100%;
  width: 6px;
  display: inline-block;
  -webkit-animation: sk-stretchdelay 1.2s infinite ease-in-out;
  animation: sk-stretchdelay 1.2s infinite ease-in-out;

.spinner .rect2 {
  -webkit-animation-delay: -1.1s;
  animation-delay: -1.1s;

.spinner .rect3 {
  -webkit-animation-delay: -1.0s;
  animation-delay: -1.0s;

.spinner .rect4 {
  -webkit-animation-delay: -0.9s;
  animation-delay: -0.9s;

.spinner .rect5 {
  -webkit-animation-delay: -0.8s;
  animation-delay: -0.8s;

@-webkit-keyframes sk-stretchdelay {
  0%, 40%, 100% { -webkit-transform: scaleY(0.4) }  
  20% { -webkit-transform: scaleY(1.0) }

@keyframes sk-stretchdelay {
  0%, 40%, 100% { 
    transform: scaleY(0.4);
    -webkit-transform: scaleY(0.4);
  }  20% { 
    transform: scaleY(1.0);
    -webkit-transform: scaleY(1.0);
              var app = angular.module('twitchClient', []);
var streamApiUrl = 'https://api.twitch.tv/kraken/streams/';
var channelApiUrl = 'https://api.twitch.tv/kraken/channels/';

app.controller('TwitchClientController', [ '$scope', '$http', '$timeout',
  function($scope, $http, $timeout) {
    $scope.statusFilter = "all";
    $scope.users = [];

    $scope.hideByStatus = function(user) {
      if (user.isOnline && $scope.statusFilter == 'offline') {
        return true;
      } else if ($scope.statusFilter != 'all' && !user.isAccountExists || (!user.isOnline && $scope.statusFilter == 'online')) {
        return true;
      return false;

    var createUser = function(streamData, channelData, channel) {
      var user;
      if (streamData != null) {
        user = new TwitchUser(streamData.channel, streamData);
      } else if (channelData != null) {
        user = new TwitchUser(channelData.data);
      } else {
        user = new TwitchUser();
        user.displayName = channel;
      if (channelArr.length == $scope.users.length) {
        $scope.isLoaded = true;

    $scope.fetchChannel = function(channel) {
      $http.get(channelApiUrl+channel).then(function(channelResponse) {
        createUser(null, channelResponse);

    channelArr.forEach(function(channel) {
      $http.get(streamApiUrl+channel).success(function(streamResponse) {
        if (streamResponse.stream == null) {
        } else {
      .error(function(streamResponse) {
        createUser(null, null, channel);


var TwitchUser = function(channel, streamData) {
  this.isOnline = false;
  this.isAccountExists = false;
  if (channel != null) {
    this.isAccountExists = true;
    this.logo = channel.logo;
    this.url = channel.url;
    this.displayName = channel.display_name;
    this.status = channel.status;

    if (streamData != null) {
      this.isOnline = true;
      this.streamGame = streamData.game;

var channelArr = [
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