feat: readonly room selection for single room types

src/Form/Service/CreateFieldStateProvider.php

@@ -15,6 +15,7 @@ use App\Form\Service\Condition\FieldValueCondition;
 use App\Form\Service\Condition\RentalSelectionCondition;
 use App\Form\Service\Condition\RoomSelectionCondition;
 use App\Form\Service\Condition\ServiceSubTypeCondition;
+use App\Form\Service\Condition\SingleRoomTypeCondition;
 use App\Form\Service\Condition\SkiPassSelectionCondition;
 use App\Service\ParticipantEligibilityService;
 
@@ -204,6 +205,11 @@ class CreateFieldStateProvider extends AbstractFieldStateProvider
             'required' => new ApplicantCondition(),
         ];
 
+        // Make assignedRoomId readonly when only one room type is selected
+        $this->fieldStateConditions['assignedRoomId'] = [
+            'readonly' => new SingleRoomTypeCondition(),
+        ];
+
         // Example field state conditions would be registered here
         // For demonstration purposes, here are some example patterns: