Examples for presentation.

sources/Example/Good/Controller.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Example\Good;
+
+use Psr\Http\Message\RequestInterface;
+
+class Controller
+{
+    private ApiClient $apiClient;
+    private Repository $repository;
+    private VATCalculator $vatCalculator;
+
+    public function __construct(ApiClient $apiClient, Repository $repository, VATCalculator $vatCalculator)
+    {
+        $this->apiClient = $apiClient;
+        $this->repository = $repository;
+        $this->vatCalculator = $vatCalculator;
+    }
+
+
+    /**
+     * @return Product[]
+     */
+    public function getProducts(RequestInterface $request) : array {
+        $params = $request->getBody();
+
+        $products = $this->apiClient->getProducts($params);
+
+        $skus = [];
+        foreach ($products as $product) {
+            $skus[] = $product->sku;
+        }
+
+        $dbProducts = $this->repository->getProducts($skus);
+
+        Product::copyQuantities($dbProducts, $products);
+
+        $this->vatCalculator->applyVat($dbProducts);
+
+        return $dbProducts;
+    }
+
+}