New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

routes.application.js

import Ember from 'ember';

const ORANGE = {
  id: '6aefd2842be62cd470709b27aedc7db7',
  name: 'Orange'
};

const BANANA = {
  id: 'df3e129a722a865cc3539b4e69507bad',
  name: 'Banana'
};

const APPLE = {
  id: '30c6677b833454ad2df762d3c98d2409',
  name: 'Apple'
};

const MODEL = {
  fruits: [
    ORANGE,
    APPLE,
    BANANA
  ]
};

export default Ember.Route.extend({
  model() {
    console.log('here');
    Ember.run.schedule('afterRender', () => {
      // pollute rendering with ids to show item is const with key
      MODEL.fruits.forEach(fruit => {
        document.getElementById(fruit.id).textContent = fruit.id;
      });
    });
  	return MODEL;
  }
});

setInterval(() => {
  let first = MODEL.fruits[0];
  let last = MODEL.fruits[2];
  Ember.set(MODEL, 'fruits', [last, APPLE, first]);
}, 1000);

templates.application.hbs

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

<ul>
{{#each model.fruits key="id" as |fruit index|}}
  <li><span>{{index}}</span> <span id="{{fruit.id}}"></span>: <span>{{fruit.name}}</span></li>
{{/each}}
</ul>

twiddle.json

{
  "version": "0.8.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  }
}