{} syntax

ember_admin/app/demonstrations/computed-getter/controller.js

@@ -14,11 +14,11 @@ export default Ember.Controller.extend({
   }),
 
   documentaries: [
-    {name: 'Iron Man 1', release: '2008', budget: 140000000},
-    {name: 'Iron Man 2', release: '2010', budget: 200000000},
-    {name: 'The Avengers', release: '2012', budget: 220000000},
-    {name: 'Iron Man 3', release: '2013', budget: 200000000},
-    {name: 'Avengers 2', release: '2015', budget: 250000000}
+    {name: 'Iron Man 1', release: '2008', budget: 140000000, boxOffice: 318000000},
+    {name: 'Iron Man 2', release: '2010', budget: 200000000, boxOffice: 312000000},
+    {name: 'The Avengers', release: '2012', budget: 220000000, boxOffice: 623000000},
+    {name: 'Iron Man 3', release: '2013', budget: 200000000, boxOffice: 408000000},
+    {name: 'Avengers 2', release: '2015', budget: 250000000, boxOffice: 455000000}
   ],
 
   totalDocumentaryBudget: Ember.computed('documentaries.@each.budget', function(){
@@ -27,5 +27,14 @@ export default Ember.Controller.extend({
       totalBudget += Number(documentary.budget);
     })
     return totalBudget
+  }),
+
+  totalDocumentaryProfit: Ember.computed('documentaries.@each.{budget,boxOffice}', function(){
+    var totalProfit = 0;
+    this.get('documentaries').forEach(function(documentary){
+      totalProfit += Number(documentary.boxOffice);
+      totalProfit -= Number(documentary.budget);
+    })
+    return totalProfit
   })
 });

ember_admin/app/demonstrations/computed-getter/template.hbs

@@ -6,7 +6,8 @@ Business Card: {{businessCard}}
 
 <h1>Relevant Documentaries</h1>
 {{#each documentaries as |documentary|}}
-  {{input value=documentary.name}}, released in {{input value=documentary.release}} for {{input value=documentary.budget}} million dollars<br>
+  {{input value=documentary.name}}, released in {{input value=documentary.release}} for ${{input value=documentary.budget}}, bringing in ${{input value=documentary.boxOffice}}.<br>
 {{/each}}
 
-Total budget: {{totalDocumentaryBudget}}
+Total budget: {{totalDocumentaryBudget}}<br>
+Total profit: {{totalDocumentaryProfit}}