Fileter

adapters.person.js

import Ember from 'ember';
import DS from 'ember-data';

export default DS.Adapter.extend({
  findAll(store, type, sinceToken) {
    let query = { since: sinceToken };

    return new Ember.RSVP.Promise(function(resolve, reject) {
      Ember.$.getJSON(`https://swapi.co/api/people/`).then(function(data) {
        resolve(data.results.map((i,x) => Object.assign(i, {id: x})));
      }, function(jqXHR) {
        reject(jqXHR);
      });
    });
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  filteredModel: Ember.computed.filterBy('model', 'gender', 'male')
});

models.person.js

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

export default Model.extend({
  name: attr(''),
  gender: attr('')
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model() {
    return this.get('store').findAll('person');
  }
});

templates.application.hbs

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

<h3>All:</h3>
{{#each model as |person| }}
	{{person.name}} <br/> 
{{/each}}
<br>
<br>

<h3>Males:</h3>
{{#each filteredModel as |person| }}
	{{person.name}} <br/> 
{{/each}}
<br>
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.13.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.16.2",
    "ember-template-compiler": "2.16.2",
    "ember-testing": "2.16.2"
  },
  "addons": {
    "ember-data": "2.16.3"
  }
}