feat: split summary DTOs into typed sub-objects

src/Service/BookingCreateContextFactory.php

@@ -6,6 +6,8 @@ namespace App\Service;
 
 use App\Form\Model\BookingCreateContext;
 use App\Form\Model\BookingDto;
+use App\Form\Model\BookingSummaryDto;
+use App\Form\Model\RoomGroupsDto;
 
 /**
  * Prepares the shared view model for booking create.
@@ -60,15 +62,13 @@ class BookingCreateContextFactory
     }
 
     /**
-     * @return array{summaryData: \App\Form\Model\BookingSummaryDto, groupedRooms: array{by_pax: array<int, \App\BusProNet\Model\Room>, by_room: array<int, \App\BusProNet\Model\Room>}}
+     * @return array{summaryData: BookingSummaryDto, groupedRooms: RoomGroupsDto}
      */
     private function buildBaseContext(BookingDto $bookingDto, string $pricingMode): array
     {
         return [
             'summaryData' => $this->summaryDataService->getSummaryData($bookingDto, $pricingMode),
-            'groupedRooms' => $this->roomSelectionService->groupRoomsBySelectionType(
-                $bookingDto->travel->getAvailableRooms()
-            ),
+            'groupedRooms' => $this->roomSelectionService->groupRoomsBySelectionType($bookingDto->travel->getAvailableRooms()),
         ];
     }
 }