New Twiddle

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  queryParams: {
  	locale: {
    	refreshModel: true
    }
  },
  locale: null
});

application.route.js

import Ember from 'ember';

export default Ember.Route.extend({
  beforeModel(transition) {
    console.log('before model');
    if (transition.queryParams.locale == null) {
      Ember.run.next(() => transition.send('switchLocale', 'en'));
    }
  },
  actions: {
    switchLocale(locale) {
      this.controllerFor('application').set('locale', locale);
      this.refresh();
    }
  }
});

application.template.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
Locale: `{{locale}}` <br/>
{{#link-to 'foo.bar'}}Go to foo bar{{/link-to}}
{{outlet}}
<br>
<br>

router.js

import Ember from 'ember';
import config from './config/environment';

const Router = Ember.Router.extend({
  location: config.locationType
});

Router.map(function() {
  this.route('foo', function() {
  	this.route('bar');
  });
});

export default Router;

twiddle.json

{
  "version": "0.5.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "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/2.2.0/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.2.0/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.2.0/ember-template-compiler.js"
  }
}