Ember Data Set & Load

controllers.application.js

import Ember from 'ember';
import { inject as service } from '@ember/service';

export default Ember.Controller.extend({
  store: service(),
  appName: 'Ember Twiddle',
  logs: Ember.A([]),
  
  init() {
    // Add an example record
    this.loadDog();
    this.logDog(1);
    
    // Update the example model locally
    this.log("Setting dog name locally");
    let dog = this.store.peekRecord("dog", 1);
    dog.set("name", "Local Dog");
    this.logDog(1);
    
    // Update the server via the remote again
    this.loadDog();
    this.logDog(1);
    
    this.log("Unloading dog=1 from store");
    dog.unloadRecord();
    this.loadDog();
    this.logDog(1);
  },
  
  log(line) {
  	this.logs.push(line); 
  },
  
  logDog(dogId) {
    let dog = this.store.peekRecord("dog", dogId);
  	this.log(`peekRecord('dog', ${dogId}) = Dog{id=${dog.id} name=${dog.name}}`); 
  },
  
  loadDog() {
    this.log("Loading dog 1 from server");
  	this.store.push({
      data: [{
        type: "dog",
        id: 1,
        attributes: {
          name: "Remote Dog",
        },
      }],
    }); 
  }
});

models.dog.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(),
});

templates.application.hbs

{{#each logs as |line index|}}
<p><code>{{index}}: {{line}}</code></p>
{{/each}}

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.4.3",
    "ember-template-compiler": "3.4.3",
    "ember-testing": "3.4.3"
  },
  "addons": {
    "ember-data": "3.4.2"
  }
}