New Twiddle

components.alert-msg.js

import Ember from 'ember';

export default Ember.Component.extend({
 
 actions:{ 
    alertMe(){
      alert('Initiated!');
      
      Ember.run.later( ()=>{
        alert('Done..!')
      },5000);
      
    }
 }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  alert: false,
  
  actions: {
    
  	toggleComponent(){
    	this.toggleProperty('alert');
    }
    
  }
  
});

templates.application.hbs

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

{{#if alert}}
	{{alert-msg}}
{{/if}}

<br><br><br>

<button {{action 'toggleComponent'}}> Toggle Component! </button>

{{outlet}}
<br>
<br>

templates.components.alert-msg.hbs

<button {{action 'alertMe'}} >Click me..</button>

{{yield}}

twiddle.json

{
  "version": "0.9.2",
  "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": "2.6.0",
    "ember-template-compiler": "2.6.0"
  }
}