New Twiddle

components.standard-table.js

import Ember from 'ember';

export default Ember.Component.extend({
  model: [],
  
  hasData: Ember.computed('model', {
    get() {
    	let model = this.get('model');
    	return !Ember.isEmpty(model) && 
    		!(Ember.get(model, 'message') === 'no_data');
    }
  }),
  
  tableHeadRows: Ember.computed('model', {
		get() {
      if (this.get('hasData')) {
        return this.get('model').headerRow;
      } else {
        return []; 
      }
    }
  }),
  
  tableBodyRows: Ember.computed('model', {
		get() {
      if (this.get('hasData')) {
        return this.get('model').bodyRows;
      } else {
        return []; 
      }
    }
  }),
  
  init() {
    this._super(...arguments);
    Ember.Logger.debug('standard-table init...');
  },
  didUpdateAttrs(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table didUpdateAttrs...');
  }, 
  didReceiveAttrs(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table didReceiveAttrs...');
  }, 
  willUpdate(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table willUpdate...');
  }, 
  willRender(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table willRender...');
  }, 
  didUpdate(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table didUpdate...');
  }, 
  didRender(){
    this._super(...arguments);
    Ember.Logger.debug('standard-table didRender...', ...arguments);
    Ember.Logger.debug('---------------------------', ...arguments);
  }
});

controllers.application.js

import Ember from 'ember';

function getData () {
  let time = (new Date()).getTime();
  return {
    headerRow: [[
      {value: 'Header 1 - '}, 
      {value: 'Header 2'}
    ]],
    bodyRows: [[
      {value: 'Cell 1 - ' + time}, 
      {value: 'Cell 2 - ' + time}
    ]]
  };
}

export default Ember.Controller.extend({
  isLoading: false,
  model: {},
  actions: {
    refreshData() {
      this.set('isLoading', true);
      Ember.run.later(this, function () {
        this.set('model', getData());
        this.set('isLoading', false);
      }, 1000);
    }
  }
});

templates.application.hbs

<div class="{{if isLoading 'loading'}}"></div>

<p>See output in the console.  standard-table component life cycle happens twice after the second button click.</p>

<button {{action 'refreshData'}} disabled={{if isLoading 'disabled'}}>Refresh Data</button>

{{standard-table model=model}}

templates.components.standard-table.hbs

<table>
	<thead>
  	<tr>
  		{{#each tableHeadRows as |row|}}
        {{#each row as |th|}}
      	  <th>{{th.value}}</th>
        {{/each}}
    	{{/each}}
    </tr>
  </thead>
  <tbody>
    {{#each tableBodyRows as |row|}}
      {{#each row as |td|}}  
        <td>{{td.value}}</td>
      {{/each}}
    {{/each}}
  </tbody>
 </table>

twiddle.json

{
  "version": "0.10.5",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.8.0",
    "ember-data": "2.8.0",
    "ember-template-compiler": "2.8.0",
    "ember-testing": "2.8.0"
  },
  "addons": {}
}