feat: assignable managers for accommodation bookings

src/Controller/Admin/AccommodationBooking/CreateController.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace App\Controller\Admin\AccommodationBooking;
 
 use App\Entity\Groups\AccommodationBooking;
+use App\Entity\User;
 use App\Form\Admin\Groups\AccommodationBookingCreateType;
 use App\Htmx\HxRedirectResponse;
 use App\Service\AccommodationBookingService;
@@ -31,6 +32,14 @@ class CreateController extends AbstractController
     {
         $booking = new AccommodationBooking();
 
+        // Whoever creates a booking in the backoffice looks after it until someone else is
+        // assigned in the edit form. The route is behind ROLE_GROUPS_MANAGER, so the creator
+        // is always eligible as Betreuer.
+        $user = $this->getUser();
+        if ($user instanceof User) {
+            $booking->setManagedBy($user);
+        }
+
         $form = $this->createForm(AccommodationBookingCreateType::class, $booking, [
             'hx_post' => $request->getRequestUri(),
         ]);

src/Controller/Admin/AccommodationBooking/EditController.php

@@ -11,6 +11,7 @@ use App\Enum\Groups\AccommodationBookingStatus;
 use App\Form\Admin\Groups\AccommodationBookingType;
 use App\Repository\Groups\AdditionalServiceRepository;
 use App\Repository\Groups\BoardServiceRepository;
+use App\Repository\UserRepository;
 use App\Service\AccommodationBookingService;
 use Doctrine\ORM\EntityManagerInterface;
 use Psr\Log\LoggerInterface;
@@ -28,6 +29,7 @@ class EditController extends AbstractController
         private readonly LoggerInterface $logger,
         private readonly BoardServiceRepository $boardServiceRepo,
         private readonly AdditionalServiceRepository $additionalServiceRepo,
+        private readonly UserRepository $userRepo,
         private readonly AccommodationBookingService $bookingService,
     ) {
     }
@@ -69,12 +71,26 @@ class EditController extends AbstractController
             ));
         }
 
+        // ROLE_ADMIN inherits ROLE_GROUPS_ADMIN, so this single check covers both.
+        $assignableManagers = [];
+        if ($this->isGranted('ROLE_GROUPS_ADMIN')) {
+            $assignableManagers = $this->userRepo->findGroupsStaff();
+
+            // A user assigned earlier may have lost the role since — keep them in the choices
+            // so the field can render the current value instead of failing to transform it.
+            $currentManager = $booking->getManagedBy();
+            if (null !== $currentManager && !in_array($currentManager, $assignableManagers, true)) {
+                $assignableManagers[] = $currentManager;
+            }
+        }
+
         $form = $this->createForm(AccommodationBookingType::class, $booking, [
             'max_adolescent_age' => $accommodation?->getMaxAdolescentAge() ?? 0,
             'board_services' => $boardServices,
             'additional_services' => $additionalServices,
             'current_board_service' => $currentBoardService,
             'current_additional_services' => $currentAdditionalServices,
+            'assignable_managers' => $assignableManagers,
         ]);
         $previousStatus = $booking->getStatus();
 

src/Controller/Admin/AccommodationBooking/IndexController.php

@@ -29,7 +29,9 @@ class IndexController extends AbstractController
         $qb = $this
             ->bookingRepository
             ->createQueryBuilder('booking')
+            ->select('booking', 'managed_by')
             ->leftJoin('booking.accommodation', 'accommodation')
+            ->leftJoin('booking.managedBy', 'managed_by')
             ->addSelect('accommodation')
             ->where('booking.dateTo >= :today')
             ->setParameter('today', $today)