feat: selectable drop-offs for inbound bus travel

src/Form/Service/CreateFieldStateProvider.php

@@ -260,6 +260,23 @@ class CreateFieldStateProvider extends AbstractFieldStateProvider
             ),
         ];
 
+        // Show differentDropOff checkbox only when BOTH outbound and inbound are BUS
+        $this->fieldStateConditions['differentDropOff'] = [
+            'hidden' => CompositeCondition::not(
+                CompositeCondition::and(
+                    ServiceSubTypeCondition::equals('transportationOutbound', DirectionMapper::SUBTYPE_BUS_API),
+                    ServiceSubTypeCondition::equals('transportationInbound', DirectionMapper::SUBTYPE_BUS_API)
+                )
+            ),
+        ];
+
+        // Show drop-off when inbound is BUS (options provider further gates on checkbox state in BUS+BUS)
+        $this->fieldStateConditions['dropOff'] = [
+            'hidden' => CompositeCondition::not(
+                ServiceSubTypeCondition::equals('transportationInbound', DirectionMapper::SUBTYPE_BUS_API)
+            ),
+        ];
+
         // Show parking only when outbound transportation is PKW AND participant is 18+ (hidden by default)
         // Parking is offered at holiday destination for those arriving by car
         // Participants under 18 cannot drive in Germany, so parking is not relevant for them