Relationships

controllers.application.js

import Ember from 'ember';

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

models.post.js

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

export default Model.extend({
  title: attr(),
  user: belongsTo('user')
});

models.user.js

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

export default Model.extend({
  name: attr(),
  posts: hasMany('post')
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model() {
  	this.get('store').createRecord('user', {
    	name: 'Tom'
    }).save();
    
    this.get('store').createRecord('post', {
    	title: 'first',
      userId: 1
    }).save();
    
    this.get('store').createRecord('post', {
    	title: 'second',
      userId: 1
    }).save();
    
    debugger;
    
    return Ember.RSVP.hash({
    	users: this.get('store').findAll('user'),
      posts: this.get('store').findAll('post');
    })
  
  },
  
  afterModel(model) {

  }
});

styles.app.css

body {
  margin: 12px 16px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 12pt;
}

templates.application.hbs

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

<h4>Users</h4>
<ul>
	{{#each model.user as |user|}}
  	<li>{{user.name}}</li>
    <ul>
    	{{#each user.posts as |post|}}
      	<li>{{post.title}}</li>
      {{/each}}
    </ul>
  {{/each}}
</ul>

<h4>Posts</h4>

{{#each model.post as |post|}}
  <li>{{post.tile}}</li>
{{/each}}

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"
  }
}