Ember Route Lifecycle Hooks

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('my-route');
});

export default Router;

routes.index.js

import Ember from 'ember';

function doHeavySyncWork() {
  var i = 3000000000; // 3 billion
  
  console.log('=> start heavy operation');
  for(i; i>0; i-=1){i;}
  console.log('<= end heavy operation');
}

export default Ember.Route.extend({
  init() {
    this._super(...arguments);
    console.log('index: init');
  },
  beforeModel() {
    console.log('index: beforeModel');
  },
  model() {
    console.log('index: model');
  },
  afterModel() {
    console.log('index: afterModel');
    // doHeavySyncWork(); // prevents everything below from executing
  },
  redirect() {
    console.log('index: redirect');
  },
  resetController(controller, isExiting, transition) {
    console.log('index: resetController');
  },
  deactivate() {
    console.log('index: deactivate');
  },
  activate() {
    console.log('index: activate');
  },
  setupController() {
    this._super(...arguments);
    console.log('index: setupController');
  },
  renderTemplate() {
    this._super(...arguments);
    console.log('index: renderTemplate');
  },
  
  actions: {
    willTransition() {
      console.log('index: actions.willTransition');
    },
    
    didTransition() {
      console.log('index: actions.didTransition');
      // doHeavySyncWork(); // prevents rendering of template
      return true; // bubble up to parent routes
    }
  }
});

routes.my-route.js

import Ember from 'ember';

export default Ember.Route.extend({
  init() {
    this._super(...arguments);
    console.log('my-route: init');
  },
  beforeModel(transition) {
    console.log('my-route: beforeModel');
  },
  model(params, transition) {
    console.log('my-route: model');
  },
  afterModel(resolvedModel, transition) {
    console.log('my-route: afterModel');
  },
  redirect(model, transition) {
    console.log('my-route: redirect');
  },
  resetController(controller, isExiting, transition) {
    console.log('my-route: resetController');
  },
  deactivate() {
    console.log('my-route: deactivate');
  },
  activate() {
    console.log('my-route: activate');
  },
  setupController() {
    this._super(...arguments);
    console.log('my-route: setupController');
  },
  renderTemplate(controller, model) {
    this._super(...arguments);
    console.log('my-route: renderTemplate');
  },
  
  actions: {
    willTransition(transition) {
      console.log('my-route: actions.willTransition');
    },
    
    didTransition() {
      console.log('my-route: actions.didTransition');
      return true; // bubble up to parent route handlers
    }
  }
});

templates.application.hbs

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

templates.index.hbs

<em>index here...</em>
{{log 'index: template rendered'}}

templates.my-route.hbs

<em>my-route here...</em>
{{log 'my-route: template rendered'}}

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"
  }
}