New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  coverageAreas: [
    { 'code': 1, slug: 'worldwide', name: 'Worldwide', selected: true },
    { 'code': 2, slug: 'worldwide-ex-usa', name: 'Worldwide ex-USA' },
    { 'code': 3, slug: 'worldwide-ex-north-america', name: 'Worldwide ex-North America' },
    { 'code': 4, slug: 'middle-east-and-north-america', name: 'Middle East & North America' },
    { 'code': 5, slug: 'gcc', name: 'GCC'},
    { 'code': 8, slug: 'southeast-asia', name: 'Southeast Asia'}
	],
  filteredAreas: Ember.computed.filter('coverageAreas', function(area, index, coverageAreas) {
    return ['worldwide', 'gcc'].contains(area.slug);
  })
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>

{{outlet}}

<h1>All</h1>

<ul>
  {{#each coverageAreas as |area|}}
    <li>{{area.name}}</li>
  {{/each}}
</ul>

<h1>Filtered</h1>

<ul>
  {{#each filteredAreas as |area|}}
    <li>{{area.name}}</li>
  {{/each}}
</ul>

twiddle.json

{
  "version": "0.7.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.3/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember-template-compiler.js"
  }
}