New Twiddle

models.account.js

import Model from "ember-data/model";
import attr from "ember-data/attr";
import { belongsTo, hasMany } from "ember-data/relationships";

export default Model.extend({
  invoices: hasMany(),
  name: attr('string')
});

models.invoice.js

import Model from "ember-data/model";
import attr from "ember-data/attr";
import { belongsTo, hasMany } from "ember-data/relationships";

export default Model.extend({
  title: attr('string'),
  account: belongsTo()
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model() {
    this.store.pushPayload({
      data: {
        type: "accounts",
        id: 1,
        attributes: {
          name: 'my account'
        }
      }
    });
    
    return this.store.peekRecord('account', 1);
  },
  
  loadAnInvoice() {
    this.store.pushPayload({
      data: {
        type: "invoices",
        id: Math.random().toString(),
        attributes: {
          title: `Invoice ${Math.random().toString()}`
        },
        relationships: {
          account: {
            data: {
              type: 'accounts',
              id: '1'
            }
          }
        }
      }
    });
  },
 
  
  actions: {
    nextPage() {
      for(let i = 0; i < 10; i++) {
        this.loadAnInvoice();
      }
    }
  }
});

templates.application.hbs

<h1>{{model.name}}</h1>


<button {{action 'nextPage'}}>Next Page</button>

<h2>Invoices: {{model.invoices.length}}</h2>
<ul>
  {{#each model.invoices as |invoice|}}
		<li>{{invoice.title}}</li>
  {{/each}}
</ul>

twiddle.json

{
  "version": "0.9.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.6.0",
    "ember-data": "2.6.0",
    "ember-template-compiler": "2.6.0"
  }
}