at represents the items currently in the shopping cart.</p>
<div class="filename javascript"><div class="ribbon"></div><span>app/services/shopping-cart.js</span><pre class="language-javascript line-numbers"><code class="javascript language-javascript"><span class="token keyword">import</span> <span class="token punctuation">{</span> <span class="token constant">A</span> <span class="token punctuation">}</span> <span class="token keyword">from</span> <span class="token string">'@ember/array'</span><span clas