Multiselect-toggle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  selectedIndex:null,
  appName: 'Ember Twiddle',
   actions:{
    select:function(index){
     console.log('index is', index );
    }
  }
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model(){
  	return ["apple","orange","mango","papaya","pineapple", "gova","orange"];
  }
});

styles.app.css

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

li.active{
  border:1px solid red;
}

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
<ul>
	{{#each model as |fruit index|}}
  	<li {{action 'select' index }} >{{fruit}}</li>
  {{/each}}
</ul>
<br>
<br>

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"
  }
}