feat(cart): implement cart management with add, update, and remove item functionalities

app/Domains/Cart/Controllers/CartController.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace App\Domains\Cart\Controllers;
+
+use App\Domains\Cart\Requests\AddCartItemRequest;
+use App\Domains\Cart\Requests\UpdateCartItemQuantityRequest;
+use App\Domains\Cart\Resources\CartResource;
+use App\Domains\Cart\Services\CartService;
+use App\Domains\Catalog\Models\ProductVariant;
+use App\Domains\Tenant\Models\Tenant;
+use App\Http\Controllers\Controller;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+
+class CartController extends Controller
+{
+    public function __construct(
+        protected CartService $cartService,
+    ) {
+    }
+
+    public function show(Request $request, Tenant $tenant): CartResource
+    {
+        return CartResource::make($this->cartService->show($tenant, $request));
+    }
+
+    public function addItem(AddCartItemRequest $request, Tenant $tenant): JsonResponse
+    {
+        $result = $this->cartService->addItem(
+            $tenant,
+            $request,
+            (int) $request->validated('product_variant_id'),
+            (int) $request->validated('cantidad'),
+        );
+
+        $response = CartResource::make($result['cart'])->response();
+
+        if ($result['guest_token'] !== null) {
+            $response->withCookie($this->cartService->makeGuestTokenCookie($result['guest_token']));
+        }
+
+        return $response;
+    }
+
+    public function updateItemQuantity(
+        UpdateCartItemQuantityRequest $request,
+        Tenant $tenant,
+        ProductVariant $productVariant,
+    ): CartResource {
+        return CartResource::make(
+            $this->cartService->updateItemQuantity(
+                $tenant,
+                $request,
+                $productVariant->getKey(),
+                (int) $request->validated('cantidad'),
+            )
+        );
+    }
+
+    public function removeItem(Request $request, Tenant $tenant, ProductVariant $productVariant): CartResource
+    {
+        return CartResource::make(
+            $this->cartService->removeItem($tenant, $request, $productVariant->getKey())
+        );
+    }
+}