EmberJS-Models JSON Conventions



Description

The REST adapter uses JSON representation of the record that has requested from a server.

Format

{
   "person": {
      "firstName": "Starc",
      "lastName": "Mack"
   }
}

Example

<!DOCTYPE html>
<html>
   <head>
      <title>Emberjs JSON Conventions</title>
      <!-- CDN's -->
      <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/3.0.1/handlebars.min.js"></script>
      <script src="https://code.jquery.com/jquery-2.1.3.min.js"></script>
      <script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.min.js"></script>
      <!--Mockjax CDN-->
      <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-mockjax/1.6.2/jquery.mockjax.js"></script>
      <script src="https://builds.emberjs.com/tags/v1.10.0-beta.3/ember-template-compiler.js"></script>
      <script src="https://builds.emberjs.com/release/ember.debug.js"></script>
      <script src="https://builds.emberjs.com/beta/ember-data.js"></script>
   </head>
   <body>
      <script type="text/x-handlebars">
         {{outlet}}
      </script>

      <script type="text/x-handlebars" data-template-name="index">
         <h2>Authors Info: </h2>
         {{#each author in controller}}
            <section>
               <h3>{{author.name}}</h3>
               <ul>
                  <li><b>Hobby:</b> {{author.authorAttributes.hobby}}</li>
                  <li> <b>Book: </b> {{author.authorAttributes.books}} </li>
               </ul>
            </section>
         {{/each}}
      </script>

      <script type="text/javascript">
         App = Ember.Application.create();

         App.IndexRoute = Ember.Route.extend({
            model: function() {
               return this.get('store').find('author');
            }
         });

         App.ApplicationAdapter= DS.ActiveModelAdapter;

         App.Author = DS.Model.extend({
            //data model
            name: DS.attr('string'),
            authorAttributes: DS.attr()
         });

         App.Book = DS.Model.extend({
            //data model
            title: DS.attr('string'),
            //belongsTo relationships in the JSON representation should be the camelized version of the Ember Data
            author: DS.belongsTo('author')
         });

         //static JSON format for emberjs
         $.mockjax({
            type: 'GET',
            url: '/authors',
            status: '200',
            dataType: 'json',
            responseText: {
               authors:[{
                  id: 1,
                  name: "Herbert Schildt",
                  authorAttributes: {
                     hobby: "Writing",
                     books: "C++"
                  }
                  },{
                     id: 2,
                      name: "Balaguruswamy",
                     //Sideloaded Relationships
                     authorAttributes: {
                        hobby: "Writing",
                        books: "Java"
                     }
                  }
               ]
            }
         });
      </script>
   </body>
</html>

Output

Let's carry out the following steps to see how above code works −

  • Save above code in models_json.htm file

  • Open this HTML file in a browser.

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