master-detail-view

controllers.application.js

import Ember from 'ember';

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

controllers.items.js

import Ember from 'ember';

export default Ember.Controller.extend({
  
  subItemService: Ember.inject.service('subItem')
  
});

router.js

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

const Router = Ember.Router.extend({
  location: 'none',
  rootURL: config.rootURL
});

Router.map(function() {
  this.route('items', function() {
  	this.route('item', {path: ':item_id/view'});
  });
});

export default Router;

routes.items.js

import Ember from 'ember';

export default Ember.Route.extend({
  
  model() {
  	return [
      {id: 1, name: 'Red', detail: 'Red info'},
      {id: 2, name: 'Green', detail: 'Green info'},
      {id: 3, name: 'Blue', detail: 'Blue info'}
    ]
  }
  
});

services.sub-item.js

import Ember from 'ember';

export default Ember.Service.extend({
});

styles.app.css

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

.container {
  display: flex;
  border: 1px solid;
  padding: 16px;
  height: 150px;
}

.items-master {
  flex: 1 0 auto;
  border: 1px solid;
  padding 8px;
}

.item-view {
  flex: 1 0 auto;
  border: 1px solid;
  padding: 8px;
}

.item-sub-view {
  flex: 1 0 auto;
  border: 1px solid;
  padding: 8px;
}

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{link-to "Items" "items"}}

{{outlet}}
<br>
<br>

templates.components.item-detail.hbs

{{detail}}

templates.items.hbs

<div class="container">
  <div class="items-master">
    {{#each model as |item|}}
      <li>{{link-to item.name 'items.item' item}}</li>
    {{/each}}
  </div>
  <div class="item-view">
    {{outlet}}
  </div>
 </div>
 <div class="container">
  <div class="item-sub-view">
    {{from-elsewhere name="sub-item-detail"}}
  </div>
 </div>

templates.items.item.hbs

{{model.name}}

{{to-elsewhere
  named="sub-item-detail"
  send=(component "item-detail" detail=model.detail)
}}

twiddle.json

{
  "version": "0.10.4",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.6.0",
    "ember-data": "2.7.0",
    "ember-template-compiler": "2.6.0"
  },
  "addons": {
    "ember-elsewhere": "0.3.0"
  }
}