feat: implement screendesign

src/Controller/Booking/Create/IndexController.php

@@ -9,6 +9,7 @@ use App\Exception\HotelNotFoundException;
 use App\Exception\HotelNotInTravelException;
 use App\Exception\NoRoomsAvailableException;
 use App\Exception\TravelNotFoundException;
+use App\Htmx\HxTrait;
 use App\Service\BookingService;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Request;
@@ -24,6 +25,8 @@ use Symfony\Component\Routing\Attribute\Route;
  */
 class IndexController extends AbstractController
 {
+    use HxTrait;
+
     public function __construct(
         private readonly BookingService $bookingService,
         private readonly AgencyLoader $agencyLoader,
@@ -113,18 +116,22 @@ class IndexController extends AbstractController
     #[Route('/bookings/cancel', name: 'app_booking_cancel')]
     public function cancel(Request $request): Response
     {
-        // Clear the booking session
-        $this->bookingService->clearBookingSession($request);
+        if (Request::METHOD_POST === $request->getMethod()) {
+            // Clear the booking session
+            $this->bookingService->clearBookingSession($request);
 
-        // Clear the security target path to prevent redirect loop after login
-        // Without this, logging in after cancel would redirect back to a stale booking URL
-        $request->getSession()->remove('_security.main.target_path');
+            // Clear the security target path to prevent redirect loop after login
+            // Without this, logging in after cancel would redirect back to a stale booking URL
+            $request->getSession()->remove('_security.main.target_path');
 
-        // Add a flash message to inform the user
-        $this->addFlash('info', 'Buchung abgebrochen.');
+            // Add a flash message to inform the user
+            $this->addFlash('info', 'Buchung abgebrochen.');
 
-        // Redirect to login page
-        return $this->redirectToRoute('app_login');
+            // Redirect to login page
+            return $this->hxRedirect($request, $this->generateUrl('app_login'));
+        }
+
+        return $this->render('booking/modal_cancel.html.twig');
     }
 
     /**