closure action rocks!!!

components.dummy-photo-retriever.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {    
    onFetchPhoto() {
      this.set('errorOccurred', false);
      this.get('retrievePhoto')(this.get('photoId')).then((result)=>	{
        this.set('errorOccurred', result);
      });
    }
  }
});

components.photo-component.js

import Ember from 'ember';

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

controllers.application.js

import Ember from 'ember';

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

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('index', { path: '/' });
  this.route('photo-detail', { path: '/photo-detail/:id' });
});

export default Router;

routes.index.js

import Ember from 'ember';

export default Ember.Route.extend({  
  actions: {
    retrievePhoto: function(id) {
      let requestParams = {url: `https://jsonplaceholder.typicode.com/photos/${id}`,
     		type: 'GET', contentType: 'application/json', dataType:'json'};

      return Ember.$.ajax(requestParams).then((json)=>{
        // Only let for transitions if name of title of the photo is consonant
        let isFirstCharVowel =(/^[aeiou]$/i).test(json['title'].substring(0,1));
        if (isFirstCharVowel) {
        	return true;
      	} else {
          this.transitionTo('photo-detail', json);
          return false;
        }
      }, ()=>{console.log('here');return true;});
    }
  }
});

routes.photo-detail.js

import Ember from 'ember';

export default Ember.Route.extend({
    model(params) {
       let requestParams = {url: `https://jsonplaceholder.typicode.com/photos/${params['id']}`,
     		type: 'GET', contentType: 'application/json', dataType:'json'};

      return Ember.$.ajax(requestParams);
  	}
});

templates.application.hbs

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

templates.components.dummy-photo-retriever.hbs

{{yield}}
<br> Please enter a photo id between 1-5000 to be retrieved <br>
{{input type="text" value=photoId}}
<button {{action 'onFetchPhoto'}}>Show photo detail</button>
{{#if errorOccurred}}
<br>
<label style="color: red">The photo id you entered resulted in a forbidden photo! Please try agin!</label>
{{/if}}

templates.components.photo-component.hbs

{{yield}}
Album No: {{photo.albumId}}<br>
Photo Title: {{photo.title}} <br>
Thumbnail: <br>
<img src={{photo.thumbnailUrl}}><br>

templates.index.hbs

{{dummy-photo-retriever retrievePhoto=(route-action "retrievePhoto")}}

templates.photo-detail.hbs

{{#link-to 'index'}}Back to search{{/link-to}}
{{photo-component photo=model}}
{{yield}}

twiddle.json

{
  "version": "0.10.7",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.10.0",
    "ember-data": "2.10.0",
    "ember-template-compiler": "2.10.0",
    "ember-testing": "2.10.0"
  },
  "addons": {
    "ember-route-action-helper": "2.0.1"
  }
}