feat: auto-assign rooms

src/Controller/Booking/CreateStep2Controller.php

@@ -10,6 +10,7 @@ use App\Form\Model\BookingCreateDto;
 use App\Form\Model\ParticipantDto;
 use App\Service\BookingPriceCalculatorService;
 use App\Service\BookingService;
+use App\Service\RoomAssignmentService;
 use App\Service\TravelDataService;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Request;
@@ -32,6 +33,7 @@ class CreateStep2Controller extends AbstractController
         private readonly BookingService $bookingService,
         private readonly BookingPriceCalculatorService $priceCalculator,
         private readonly TravelDataService $travelDataService,
+        private readonly RoomAssignmentService $roomAssignmentService,
     ) {
     }
 
@@ -59,6 +61,9 @@ class CreateStep2Controller extends AbstractController
         $this->ensureCorrectNumberOfParticipants($bookingCreateDto);
         $participantsCount = $this->getParticipantsCount($bookingCreateDto);
 
+        // Auto-assign participants to rooms if not already assigned
+        $this->autoAssignRoomsIfNeeded($bookingCreateDto);
+
         // Pre-select mandatory services for participants with birth dates
         $this->bookingService->preselectMandatoryServices($bookingCreateDto);
 
@@ -204,4 +209,28 @@ class CreateStep2Controller extends AbstractController
             $this->travelDataService->patchAvailabilities($bookingCreateDto->travel, $availabilities);
         }
     }
+
+    /**
+     * Automatically assigns participants to rooms if they don't have room assignments yet.
+     *
+     * This is called when entering Step 2 to ensure all participants have room assignments
+     * based on the selected rooms from Step 1. Only assigns if participants are unassigned.
+     *
+     * @param BookingCreateDto $bookingCreateDto The booking DTO with participants and room selections
+     */
+    private function autoAssignRoomsIfNeeded(BookingCreateDto $bookingCreateDto): void
+    {
+        // Check if any participants need room assignment
+        $needsAssignment = false;
+        foreach ($bookingCreateDto->participants as $participant) {
+            if (null === $participant->assignedRoomId) {
+                $needsAssignment = true;
+                break;
+            }
+        }
+
+        if ($needsAssignment) {
+            $this->roomAssignmentService->assignParticipantsToRooms($bookingCreateDto);
+        }
+    }
 }