New Twiddle

components.feed-preview.js

import Ember from 'ember';

export default Ember.Component.extend({
  options: null,
  feed: null
});

components.subscription-options.js

import Ember from 'ember';

export default Ember.Component.extend({
  model: null,
  
  toggleIncludeTitle() {
    this.get('model').set('include-title', true);
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',

});

models.subscription.js

import Model from "ember-data/model";
import attr from "ember-data/attr";
import { belongsTo, hasMany } from "ember-data/relationships";

export default Model.extend({
  feedId: attr(),
  includeTitle: attr('boolean', {
  defaultValue: false
  }),
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
    
  model() {
    return this.get('store').createRecord('subscription', {});
  }
});

templates.application.hbs

<div>
  <h3>Feed Preview</h3>
  {{feed-preview model=model}}
</div>

<div>
  <h3>Subscription Options</h3>
  {{subscription-options model=model}}
</div>

{{model.includeTitle}}

templates.components.feed-preview.hbs

{{#if model.includeTitle}}
	Include title
{{else}}
  Do not include title
{{/if}}

templates.components.subscription-options.hbs

<label>
{{input type="checkbox" name="optionA" checked=model.includeTitle}}
Include Title?
</label>

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1"
  }
}