fix: refuse implausible accommodation booking prices

src/Controller/Admin/AccommodationBooking/ChangeAccommodationController.php

@@ -6,11 +6,13 @@ namespace App\Controller\Admin\AccommodationBooking;
 
 use App\Entity\Groups\Accommodation;
 use App\Entity\Groups\AccommodationBooking;
+use App\Exception\ImplausibleBookingPriceException;
 use App\Form\Admin\Groups\AccommodationBookingChangeAccommodationType;
 use App\Htmx\HxTrait;
 use App\Service\AccommodationBookingService;
 use Psr\Log\LoggerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Form\FormError;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
@@ -49,7 +51,24 @@ class ChangeAccommodationController extends AbstractController
             $selected = $form->get('accommodation')->getData();
 
             if ($selected instanceof Accommodation && $selected !== $booking->getAccommodation()) {
-                $this->bookingService->changeAccommodation($booking, $selected);
+                try {
+                    $this->bookingService->changeAccommodation($booking, $selected);
+                } catch (ImplausibleBookingPriceException $e) {
+                    // The house that was picked prices this stay implausibly high, so the change
+                    // did not happen. Reported in the modal the office is standing in front of —
+                    // the same treatment the create and edit forms give it.
+                    $this->logger->error('Refused to change accommodation over an implausible booking total', [
+                        'exception' => $e,
+                        'id' => $booking->getId(),
+                        'accommodation' => $selected->getCalendarCode(),
+                    ]);
+                    $form->addError(new FormError(ImplausibleBookingPriceException::FORM_ERROR_MESSAGE));
+
+                    return $this->render('admin/accommodation_booking/modal_change_accommodation.html.twig', [
+                        'booking' => $booking,
+                        'form' => $form,
+                    ]);
+                }
 
                 $this->addFlash('success', 'Das Gruppenhaus wurde geändert. Bitte wähle die Leistungen neu aus.');