https://notes.burelli.xyz/tags/api-client/Recent content in Api-Client on Buro notesHugoen-usSun, 25 Oct 2026 15:05:08 +0100https://notes.burelli.xyz/posts/engineering/elixir/external-api-client/Sun, 25 Oct 2026 14:34:31 +0100https://notes.burelli.xyz/posts/engineering/elixir/external-api-client/<h1 id="how-i-write-a-client-for-an-external-api-in-elixir">How I write a client for an external API in Elixir</h1> <p>The pattern I use for every external API (Stripe, Shopify, &hellip;): one module per API, a root <code>Api</code> module with the shared utilities, a test fixture with its mocks.</p> <h2 id="the-api-module">The Api module</h2> <p>One module per API, inside the folder of its feature or context: <code>Feature.Api</code>, or <code>Feature.&lt;Name&gt;Api</code> when a service has more than one API.</p> <ul> <li><code>Stripe.Api</code></li> <li><code>Shopify.AdminApi</code>, <code>Shopify.PartnerApi</code></li> </ul> <h3 id="get_req0"><code>get_req/0</code></h3> <p>Builds the <code>Req</code> for this API: base URL, credentials and options from the application config.</p>