angular.module('plunker', ['ngRoute'])
  .config(function ($routeProvider) {
		var routeConfig = {
			controller: 'TodoCtrl',
			templateUrl: 'todos.html',
		};

		$routeProvider
			.when('/', routeConfig)
			.when('/:status', routeConfig)
			.otherwise({
				redirectTo: '/'
			});
	})
	
	.factory('store', function($http) {
	  var store = {
			todos: [],

			clearCompleted: function () {
				var originalTodos = store.todos.slice(0);

				var completeTodos = [];
				var incompleteTodos = [];
				store.todos.forEach(function (todo) {
					if (todo.completed) {
						completeTodos.push(todo);
					} else {
						incompleteTodos.push(todo);
					}
				});

				angular.copy(incompleteTodos, store.todos);

				return $http.delete('/api/todos')
					.then(function success() {
						return store.todos;
					}, function error() {
						angular.copy(originalTodos, store.todos);
						return originalTodos;
					});
			},

			delete: function (todo) {
				var originalTodos = store.todos.slice(0);

				store.todos.splice(store.todos.indexOf(todo), 1);

				return $http.delete('/api/todos/' + todo.id)
					.then(function success() {
						return store.todos;
					}, function error() {
						angular.copy(originalTodos, store.todos);
						return originalTodos;
					});
			},

			get: function () {
				return $http.get('/api/todos')
					.then(function (resp) {
						angular.copy(resp.data, store.todos);
						return store.todos;
					});
			},

			insert: function (todo) {
				var originalTodos = store.todos.slice(0);

				return $http.post('/api/todos', todo)
					.then(function success(resp) {
						todo.id = resp.data.id;
						store.todos.push(todo);
						return store.todos;
					}, function error() {
						angular.copy(originalTodos, store.todos);
						return store.todos;
					});
			},

			put: function (todo) {
				var originalTodos = store.todos.slice(0);

				return $http.put('/api/todos/' + todo.id, todo)
					.then(function success() {
						return store.todos;
					}, function error() {
						angular.copy(originalTodos, store.todos);
						return originalTodos;
					});
			}
		};

		return store;
	})
	
	.controller('TodoCtrl', function TodoCtrl($scope, $routeParams, $filter, store) {
		'use strict';

		var todos = $scope.todos = store.todos;

		$scope.newTodo = '';
		$scope.editedTodo = null;

		$scope.$watch('todos', function () {
			$scope.remainingCount = $filter('filter')(todos, { completed: false }).length;
			$scope.completedCount = todos.length - $scope.remainingCount;
			$scope.allChecked = !$scope.remainingCount;
		}, true);
		
		store.get();

		// Monitor the current route for changes and adjust the filter accordingly.
		$scope.$on('$routeChangeSuccess', function () {
			var status = $scope.status = $routeParams.status || '';

			$scope.statusFilter = (status === 'active') ?
				{ completed: false } : (status === 'completed') ?
				{ completed: true } : null;
		});

		$scope.addTodo = function () {
			var newTodo = {
				title: $scope.newTodo.trim(),
				completed: false
			};

			if (!newTodo.title) {
				return;
			}

			$scope.saving = true;
			store.insert(newTodo)
				.then(function success() {
					$scope.newTodo = '';
				})
				.finally(function () {
					$scope.saving = false;
				});
		};

		$scope.editTodo = function (todo) {
			$scope.editedTodo = todo;
			// Clone the original todo to restore it on demand.
			$scope.originalTodo = angular.extend({}, todo);
		};

		$scope.saveEdits = function (todo, event) {
			// Blur events are automatically triggered after the form submit event.
			// This does some unfortunate logic handling to prevent saving twice.
			if (event === 'blur' && $scope.saveEvent === 'submit') {
				$scope.saveEvent = null;
				return;
			}

			$scope.saveEvent = event;

			if ($scope.reverted) {
				// Todo edits were reverted-- don't save.
				$scope.reverted = null;
				return;
			}

			todo.title = todo.title.trim();

			if (todo.title === $scope.originalTodo.title) {
				return;
			}

			store[todo.title ? 'put' : 'delete'](todo)
				.then(function success() {}, function error() {
					todo.title = $scope.originalTodo.title;
				})
				.finally(function () {
					$scope.editedTodo = null;
				});
		};

		$scope.revertEdits = function (todo) {
			todos[todos.indexOf(todo)] = $scope.originalTodo;
			$scope.editedTodo = null;
			$scope.originalTodo = null;
			$scope.reverted = true;
		};

		$scope.removeTodo = function (todo) {
			store.delete(todo);
		};

		$scope.saveTodo = function (todo) {
			store.put(todo);
		};

		$scope.toggleCompleted = function (todo, completed) {
			if (angular.isDefined(completed)) {
				todo.completed = completed;
			}
			store.put(todo, todos.indexOf(todo))
				.then(function success() {}, function error() {
					todo.completed = !todo.completed;
				});
		};

		$scope.clearCompletedTodos = function () {
			store.clearCompleted();
		};

		$scope.markAll = function (completed) {
			todos.forEach(function (todo) {
				if (todo.completed !== completed) {
					$scope.toggleCompleted(todo, completed);
				}
			});
		};
	});
<!DOCTYPE html>
<html ng-app="plunker">

  <head>
    <meta charset="utf-8" />
    <title>AngularJS Plunker</title>
    <script>document.write('<base href="' + document.location + '" />');</script>
    <link rel="stylesheet" href="style.css" />
    <script data-require="angular.js@1.2.x" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.7/angular.js" data-semver="1.3.7"></script>
    <script data-require="angular.js@1.2.x" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.7/angular-route.js" data-semver="1.3.7"></script>
    <script data-require="angular-mocks@*" data-semver="1.3.5" src="https://code.angularjs.org/1.3.7/angular-mocks.js"></script>
    <script src="app.js"></script>
    <script src="backend.js"></script>
  </head>

  <body>
    <div ng-view></div>
  </body>

</html>
/* Put your css in here */

html,
body {
	margin: 0;
	padding: 0;
}

button {
	margin: 0;
	padding: 0;
	border: 0;
	background: none;
	font-size: 100%;
	vertical-align: baseline;
	font-family: inherit;
	color: inherit;
	-webkit-appearance: none;
	-ms-appearance: none;
	-o-appearance: none;
	appearance: none;
}

body {
	font: 14px 'Helvetica Neue', Helvetica, Arial, sans-serif;
	line-height: 1.4em;
	background: #eaeaea url('bg.png');
	color: #4d4d4d;
	width: 550px;
	margin: 0 auto;
	-webkit-font-smoothing: antialiased;
	-moz-font-smoothing: antialiased;
	-ms-font-smoothing: antialiased;
	-o-font-smoothing: antialiased;
	font-smoothing: antialiased;
}

button,
input[type="checkbox"] {
  outline: none;
}

#todoapp {
	background: #fff;
	background: rgba(255, 255, 255, 0.9);
	margin: 130px 0 40px 0;
	border: 1px solid #ccc;
	position: relative;
	border-top-left-radius: 2px;
	border-top-right-radius: 2px;
	box-shadow: 0 2px 6px 0 rgba(0, 0, 0, 0.2),
				0 25px 50px 0 rgba(0, 0, 0, 0.15);
}

#todoapp:before {
	content: '';
	border-left: 1px solid #f5d6d6;
	border-right: 1px solid #f5d6d6;
	width: 2px;
	position: absolute;
	top: 0;
	left: 40px;
	height: 100%;
}

#todoapp input::-webkit-input-placeholder {
	font-style: italic;
}

#todoapp input::-moz-placeholder {
	font-style: italic;
	color: #a9a9a9;
}

#todoapp h1 {
	position: absolute;
	top: -120px;
	width: 100%;
	font-size: 70px;
	font-weight: bold;
	text-align: center;
	color: #b3b3b3;
	color: rgba(255, 255, 255, 0.3);
	text-shadow: -1px -1px rgba(0, 0, 0, 0.2);
	-webkit-text-rendering: optimizeLegibility;
	-moz-text-rendering: optimizeLegibility;
	-ms-text-rendering: optimizeLegibility;
	-o-text-rendering: optimizeLegibility;
	text-rendering: optimizeLegibility;
}

#header {
	padding-top: 15px;
	border-radius: inherit;
}

#header:before {
	content: '';
	position: absolute;
	top: 0;
	right: 0;
	left: 0;
	height: 15px;
	z-index: 2;
	border-bottom: 1px solid #6c615c;
	background: #8d7d77;
	background: -webkit-gradient(linear, left top, left bottom, from(rgba(132, 110, 100, 0.8)),to(rgba(101, 84, 76, 0.8)));
	background: -webkit-linear-gradient(top, rgba(132, 110, 100, 0.8), rgba(101, 84, 76, 0.8));
	background: linear-gradient(top, rgba(132, 110, 100, 0.8), rgba(101, 84, 76, 0.8));
	filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0,StartColorStr='#9d8b83', EndColorStr='#847670');
	border-top-left-radius: 1px;
	border-top-right-radius: 1px;
}

#new-todo,
.edit {
	position: relative;
	margin: 0;
	width: 100%;
	font-size: 24px;
	font-family: inherit;
	line-height: 1.4em;
	border: 0;
	outline: none;
	color: inherit;
	padding: 6px;
	border: 1px solid #999;
	box-shadow: inset 0 -1px 5px 0 rgba(0, 0, 0, 0.2);
	-moz-box-sizing: border-box;
	-ms-box-sizing: border-box;
	-o-box-sizing: border-box;
	box-sizing: border-box;
	-webkit-font-smoothing: antialiased;
	-moz-font-smoothing: antialiased;
	-ms-font-smoothing: antialiased;
	-o-font-smoothing: antialiased;
	font-smoothing: antialiased;
}

#new-todo {
	padding: 16px 16px 16px 60px;
	border: none;
	background: rgba(0, 0, 0, 0.02);
	z-index: 2;
	box-shadow: none;
}

#main {
	position: relative;
	z-index: 2;
	border-top: 1px dotted #adadad;
}

label[for='toggle-all'] {
	display: none;
}

#toggle-all {
	position: absolute;
	top: -42px;
	left: -4px;
	width: 40px;
	text-align: center;
	/* Mobile Safari */
	border: none;
}

#toggle-all:before {
	content: '»';
	font-size: 28px;
	color: #d9d9d9;
	padding: 0 25px 7px;
}

#toggle-all:checked:before {
	color: #737373;
}

#todo-list {
	margin: 0;
	padding: 0;
	list-style: none;
}

#todo-list li {
	position: relative;
	font-size: 24px;
	border-bottom: 1px dotted #ccc;
}

#todo-list li:last-child {
	border-bottom: none;
}

#todo-list li.editing {
	border-bottom: none;
	padding: 0;
}

#todo-list li.editing .edit {
	display: block;
	width: 506px;
	padding: 13px 17px 12px 17px;
	margin: 0 0 0 43px;
}

#todo-list li.editing .view {
	display: none;
}

#todo-list li .toggle {
	text-align: center;
	width: 40px;
	/* auto, since non-WebKit browsers doesn't support input styling */
	height: auto;
	position: absolute;
	top: 0;
	bottom: 0;
	margin: auto 0;
	/* Mobile Safari */
	border: none;
	-webkit-appearance: none;
	-ms-appearance: none;
	-o-appearance: none;
	appearance: none;
}

#todo-list li .toggle:after {
	content: '✔';
	/* 40 + a couple of pixels visual adjustment */
	line-height: 43px;
	font-size: 20px;
	color: #d9d9d9;
	text-shadow: 0 -1px 0 #bfbfbf;
}

#todo-list li .toggle:checked:after {
	color: #85ada7;
	text-shadow: 0 1px 0 #669991;
	bottom: 1px;
	position: relative;
}

#todo-list li label {
	white-space: pre;
	word-break: break-word;
	padding: 15px 60px 15px 15px;
	margin-left: 45px;
	display: block;
	line-height: 1.2;
	-webkit-transition: color 0.4s;
	transition: color 0.4s;
}

#todo-list li.completed label {
	color: #a9a9a9;
	text-decoration: line-through;
}

#todo-list li .destroy {
	display: none;
	position: absolute;
	top: 0;
	right: 10px;
	bottom: 0;
	width: 40px;
	height: 40px;
	margin: auto 0;
	font-size: 22px;
	color: #a88a8a;
	-webkit-transition: all 0.2s;
	transition: all 0.2s;
}

#todo-list li .destroy:hover {
	text-shadow: 0 0 1px #000,
				 0 0 10px rgba(199, 107, 107, 0.8);
	-webkit-transform: scale(1.3);
	transform: scale(1.3);
}

#todo-list li .destroy:after {
	content: '✖';
}

#todo-list li:hover .destroy {
	display: block;
}

#todo-list li .edit {
	display: none;
}

#todo-list li.editing:last-child {
	margin-bottom: -1px;
}

#footer {
	color: #777;
	padding: 0 15px;
	position: absolute;
	right: 0;
	bottom: -31px;
	left: 0;
	height: 20px;
	z-index: 1;
	text-align: center;
}

#footer:before {
	content: '';
	position: absolute;
	right: 0;
	bottom: 31px;
	left: 0;
	height: 50px;
	z-index: -1;
	box-shadow: 0 1px 1px rgba(0, 0, 0, 0.3),
				0 6px 0 -3px rgba(255, 255, 255, 0.8),
				0 7px 1px -3px rgba(0, 0, 0, 0.3),
				0 43px 0 -6px rgba(255, 255, 255, 0.8),
				0 44px 2px -6px rgba(0, 0, 0, 0.2);
}

#todo-count {
	float: left;
	text-align: left;
}

#filters {
	margin: 0;
	padding: 0;
	list-style: none;
	position: absolute;
	right: 0;
	left: 0;
}

#filters li {
	display: inline;
}

#filters li a {
	color: #83756f;
	margin: 2px;
	text-decoration: none;
}

#filters li a.selected {
	font-weight: bold;
}

#clear-completed {
	float: right;
	position: relative;
	line-height: 20px;
	text-decoration: none;
	background: rgba(0, 0, 0, 0.1);
	font-size: 11px;
	padding: 0 10px;
	border-radius: 3px;
	box-shadow: 0 -1px 0 0 rgba(0, 0, 0, 0.2);
}

#clear-completed:hover {
	background: rgba(0, 0, 0, 0.15);
	box-shadow: 0 -1px 0 0 rgba(0, 0, 0, 0.3);
}

#info {
	margin: 65px auto 0;
	color: #a6a6a6;
	font-size: 12px;
	text-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
	text-align: center;
}

#info a {
	color: inherit;
}

/*
	Hack to remove background from Mobile Safari.
	Can't use it globally since it destroys checkboxes in Firefox and Opera
*/

@media screen and (-webkit-min-device-pixel-ratio:0) {
	#toggle-all,
	#todo-list li .toggle {
		background: none;
	}

	#todo-list li .toggle {
		height: 40px;
	}

	#toggle-all {
		top: -56px;
		left: -15px;
		width: 65px;
		height: 41px;
		-webkit-transform: rotate(90deg);
		transform: rotate(90deg);
		-webkit-appearance: none;
		appearance: none;
	}
}

.hidden {
	display: none;
}

hr {
	margin: 20px 0;
	border: 0;
	border-top: 1px dashed #C5C5C5;
	border-bottom: 1px dashed #F7F7F7;
}

.learn a {
	font-weight: normal;
	text-decoration: none;
	color: #b83f45;
}

.learn a:hover {
	text-decoration: underline;
	color: #787e7e;
}

.learn h3,
.learn h4,
.learn h5 {
	margin: 10px 0;
	font-weight: 500;
	line-height: 1.2;
	color: #000;
}

.learn h3 {
	font-size: 24px;
}

.learn h4 {
	font-size: 18px;
}

.learn h5 {
	margin-bottom: 0;
	font-size: 14px;
}

.learn ul {
	padding: 0;
	margin: 0 0 30px 25px;
}

.learn li {
	line-height: 20px;
}

.learn p {
	font-size: 15px;
	font-weight: 300;
	line-height: 1.3;
	margin-top: 0;
	margin-bottom: 0;
}

.quote {
	border: none;
	margin: 20px 0 60px 0;
}

.quote p {
	font-style: italic;
}

.quote p:before {
	content: '“';
	font-size: 50px;
	opacity: .15;
	position: absolute;
	top: -20px;
	left: 3px;
}

.quote p:after {
	content: '”';
	font-size: 50px;
	opacity: .15;
	position: absolute;
	bottom: -42px;
	right: 3px;
}

.quote footer {
	position: absolute;
	bottom: -40px;
	right: 0;
}

.quote footer img {
	border-radius: 3px;
}

.quote footer a {
	margin-left: 5px;
	vertical-align: middle;
}

.speech-bubble {
	position: relative;
	padding: 10px;
	background: rgba(0, 0, 0, .04);
	border-radius: 5px;
}

.speech-bubble:after {
	content: '';
	position: absolute;
	top: 100%;
	right: 30px;
	border: 13px solid transparent;
	border-top-color: rgba(0, 0, 0, .04);
}

.learn-bar > .learn {
	position: absolute;
	width: 272px;
	top: 8px;
	left: -300px;
	padding: 10px;
	border-radius: 5px;
	background-color: rgba(255, 255, 255, .6);
	-webkit-transition-property: left;
	transition-property: left;
	-webkit-transition-duration: 500ms;
	transition-duration: 500ms;
}

@media (min-width: 899px) {
	.learn-bar {
		width: auto;
		margin: 0 0 0 300px;
	}

	.learn-bar > .learn {
		left: 8px;
	}

	.learn-bar #todoapp {
		width: 550px;
		margin: 130px auto 40px auto;
	}
}
angular.module('plunker')

  .config(function($provide) {
    $provide.decorator('$httpBackend', angular.mock.e2e.$httpBackendDecorator);
  })
  .run(function($httpBackend) {
    var things = [
      {
        id: 0,
        title: 'Finish fake backend',
        completed: true
      },
      {
        id: 1,
        title: 'Make some cool stuff',
        completed: false
      },
      {
        id: 2,
        title: 'Brainstorm new projects',
        completed: false
      }
    ];
    
    $httpBackend.whenGET('/api/todos').respond(200, things);
    
    $httpBackend.whenPOST('/api/todos').respond(function(method, url, data, headers) {
      var newItem = JSON.parse(data);
      newItem.id = things.length;
      things.push(newItem);
      
      return [201, newItem];
    });
    
    $httpBackend.whenPUT(/^\/api\/todos\/\d+$/).respond(function(method, url, data, headers) {
      var item = JSON.parse(data);
      for (var i = 0, l = things.length; i < l; i++) {
        if (things[i].id === item.id) {
          things[i] = item;
          break;
        }
      }
      
      return [200, item];
    });
    
    $httpBackend.whenDELETE(/^\/api\/todos\/\d+$/).respond(function(method, url, data, headers) {
      var regex = /^\/api\/todos\/(\d+)/g;
      
      var id = regex.exec(url)[1]; // First match on the second item.
      
      for (var i = 0, l = things.length; i < l; i++) {
        if (things[i].id === id) {
          var index = things.indexOf(things[id]);
          things.splice(index, 1);
          break;
        }
      }
      
      return [204];
    });
    
    $httpBackend.whenGET(/\.html/).passThrough();
  });
<section id="todoapp">
	<header id="header">
		<h1>todos</h1>
		<form id="todo-form" ng-submit="addTodo()">
			<input id="new-todo" placeholder="What needs to be done?" ng-model="newTodo" ng-disabled="saving" autofocus>
		</form>
	</header>
	<section id="main" ng-show="todos.length" ng-cloak>
		<input id="toggle-all" type="checkbox" ng-model="allChecked" ng-click="markAll(allChecked)">
		<label for="toggle-all">Mark all as complete</label>
		<ul id="todo-list">
			<li ng-repeat="todo in todos | filter:statusFilter track by $index" ng-class="{completed: todo.completed, editing: todo == editedTodo}">
				<div class="view">
					<input class="toggle" type="checkbox" ng-model="todo.completed" ng-change="toggleCompleted(todo)">
					<label ng-dblclick="editTodo(todo)">{{todo.title}}</label>
					<button class="destroy" ng-click="removeTodo(todo)"></button>
				</div>
				<form ng-submit="saveEdits(todo, 'submit')">
					<input class="edit" ng-trim="false" ng-model="todo.title" todo-escape="revertEdits(todo)" ng-blur="saveEdits(todo, 'blur')" todo-focus="todo == editedTodo">
				</form>
			</li>
		</ul>
	</section>
	<footer id="footer" ng-show="todos.length" ng-cloak>
		<span id="todo-count"><strong>{{remainingCount}}</strong>
			<ng-pluralize count="remainingCount" when="{ one: 'item left', other: 'items left' }"></ng-pluralize>
		</span>
		<ul id="filters">
			<li>
				<a ng-class="{selected: status == ''} " href="#/">All</a>
			</li>
			<li>
				<a ng-class="{selected: status == 'active'}" href="#/active">Active</a>
			</li>
			<li>
				<a ng-class="{selected: status == 'completed'}" href="#/completed">Completed</a>
			</li>
		</ul>
		<button id="clear-completed" ng-click="clearCompletedTodos()" ng-show="completedCount">Clear completed ({{completedCount}})</button>
	</footer>
</section>
<footer id="info">
	<p>Double-click to edit a todo</p>
	<p>Credits:
		<a href="http://twitter.com/cburgdorf">Christoph Burgdorf</a>,
		<a href="http://ericbidelman.com">Eric Bidelman</a>,
		<a href="http://jacobmumm.com">Jacob Mumm</a> and
		<a href="http://igorminar.com">Igor Minar</a>
	</p>
	<p>Part of <a href="http://todomvc.com">TodoMVC</a></p>
</footer>