feat: authenticated booking

src/Controller/Booking/Create/IndexController.php

@@ -32,11 +32,12 @@ class IndexController extends AbstractController
     }
 
     /**
-     * Initializes a fresh booking session and redirects to step 1.
+     * Initializes a fresh booking session and redirects to the login page.
      *
      * This endpoint provides a clean way to start the booking flow with just
-     * dateId and hotelId parameters. It clears any existing booking session
-     * and creates a fresh BookingCreateDto before redirecting to step 1.
+     * dateId and hotelId parameters. It clears any existing booking session,
+     * creates a fresh BookingDto, and redirects to the login page where users
+     * can authenticate (for prepopulation) or continue as guest.
      *
      * Optionally accepts an agency code parameter. If provided and valid, the
      * corresponding agency ID is stored in the booking. If not provided or invalid,
@@ -59,17 +60,17 @@ class IndexController extends AbstractController
             // Create fresh booking session with the provided parameters
             $this->bookingService->startFreshBooking($request, $dateId, $hotelId, $agencyId);
 
-            // Redirect to step 1 of the booking flow
-            return $this->redirectToRoute('app_booking_create_step_1');
-        } catch (TravelNotFoundException $e) {
+            // Redirect to login page (optional authentication before Step 1)
+            return $this->redirectToRoute('app_login');
+        } catch (TravelNotFoundException) {
             throw $this->createNotFoundException(sprintf('Travel not found for date ID %d', $dateId));
-        } catch (HotelNotFoundException $e) {
+        } catch (HotelNotFoundException) {
             throw $this->createNotFoundException(sprintf('Hotel not found for hotel ID %d', $hotelId));
-        } catch (HotelNotInTravelException $e) {
+        } catch (HotelNotInTravelException) {
             throw $this->createNotFoundException(sprintf('Hotel ID %d is not available for travel ID %d', $hotelId, $dateId));
-        } catch (NoRoomsAvailableException $e) {
+        } catch (NoRoomsAvailableException) {
             throw $this->createNotFoundException('No rooms available for this travel.');
-        } catch (BookingNotPossibleException $e) {
+        } catch (BookingNotPossibleException) {
             throw $this->createNotFoundException('Booking is not possible for this travel (Buchungsstop).');
         }
     }

src/Controller/Booking/Create/Step2Controller.php

@@ -15,6 +15,7 @@ use App\Htmx\HxTrait;
 use App\Service\BookingPriceCalculatorService;
 use App\Service\BookingService;
 use App\Service\ParticipantCardDataService;
+use App\Service\ParticipantPrepopulationService;
 use App\Service\RoomAssignmentService;
 use App\Service\TravelDataService;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
@@ -42,6 +43,7 @@ class Step2Controller extends AbstractController
         private readonly RoomAssignmentService $roomAssignmentService,
         private readonly ParticipantCardDataService $participantCardService,
         private readonly ParticipantFieldOptionsProvider $fieldOptionsProvider,
+        private readonly ParticipantPrepopulationService $prepopulationService,
     ) {
     }
 
@@ -227,10 +229,29 @@ class Step2Controller extends AbstractController
         for ($i = 0; $i < $participantsCount; ++$i) {
             $participant = $participants[$i] ?? new ParticipantDto();
             $participant->index = $i;
+
+            // Prepopulate applicant from authenticated user (index 0 only)
+            if (0 === $i && $this->getUser() && $this->shouldPrepopulate($participant)) {
+                $participant = $this->prepopulationService->prepopulateApplicantFromUser(
+                    $this->getUser(),
+                    $participant
+                );
+            }
+
             $bookingCreateDto->participants[$i] = $participant;
         }
     }
 
+    /**
+     * Determines if a participant should be prepopulated.
+     *
+     * Only prepopulates if the participant is "fresh" (no name set yet).
+     */
+    private function shouldPrepopulate(ParticipantDto $participant): bool
+    {
+        return null === $participant->firstName || '' === $participant->firstName;
+    }
+
     /**
      * Enriches travel data with cached availability information from BusProNet API.
      */