Step 04 — OHS (Sales)

- OrderController OHS versionné sous /api/sales/v1/
- OrderViewAssembler : assemble le modèle interne → OrderView (Published Language)
- Endpoints : POST /orders, GET /orders/{id}, POST /orders/{id}/confirm, GET /customers/{id}/orders
- Tests vérifiant que les modèles internes ne sont jamais exposés

src/Sales/Interfaces/Http/Api/V1/OrderViewAssembler.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace MiniShop\Sales\Interfaces\Http\Api\V1;
+
+use MiniShop\Contracts\Sales\V1\Api\OrderView;
+use MiniShop\Sales\Domain\Model\Order;
+use MiniShop\Sales\Domain\Model\OrderLine;
+
+/**
+ * Assemble le modele interne Order vers le DTO public OrderView (sales.v1).
+ * Les modeles internes de Sales ne sont jamais exposes directement.
+ */
+final class OrderViewAssembler
+{
+    public function toView(Order $order): OrderView
+    {
+        return new OrderView(
+            orderId: $order->id->toString(),
+            customerId: $order->customerId->toString(),
+            status: $order->status()->value,
+            totalInCents: $order->total()->amount,
+            currency: $order->total()->currency,
+            lines: array_map(
+                static fn (OrderLine $line): array => [
+                    'productName' => $line->productName,
+                    'quantity' => $line->quantity,
+                    'unitPriceInCents' => $line->unitPrice->amount,
+                    'currency' => $line->unitPrice->currency,
+                    'lineTotalInCents' => $line->lineTotal()->amount,
+                ],
+                $order->lines(),
+            ),
+        );
+    }
+}