wip: booking process, room assignment

src/Controller/Booking/CreateStep3Controller.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Booking;
+
+use App\Service\BookingService;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+
+/**
+ * Handles the third step of the booking creation process.
+ *
+ * This controller manages the booking confirmation and final review
+ * before completing the booking process.
+ */
+class CreateStep3Controller extends AbstractController
+{
+    use BookingCreateTrait;
+
+    public function __construct(
+        private readonly BookingService $bookingCreateService,
+    ) {
+    }
+
+    /**
+     * Displays the booking confirmation page.
+     */
+    #[Route('/bookings/create/confirm', name: 'app_booking_create_step_3')]
+    public function confirm(Request $request): Response
+    {
+        $bookingCreateDto = $this->bookingCreateService->getOrCreateBookingCreateDto($request);
+
+        // Validate step access
+        $this->validateStepAccess($bookingCreateDto, 3);
+
+        return $this->render('booking/confirm.html.twig', [
+            'bookingCreateDto' => $bookingCreateDto,
+        ]);
+    }
+}