wip: rentals insurance field

docs/FORM_PROCESSING.md

@@ -35,7 +35,8 @@ class BookingCreateDto implements BookingDtoInterface
 #### ParticipantDto (`src/Form/Model/ParticipantDto.php`)
 - Individual participant data container
 - Includes personal data, body dimensions, and service selections
-- Custom validation for body dimensions when rental services are selected
+- Body dimensions are hidden unless rental services are selected (conditional visibility)
+- Rental insurance field with checkbox interface and boolean state tracking
 
 ```php
 class ParticipantDto
@@ -46,7 +47,7 @@ class ParticipantDto
     public ?\DateTimeImmutable $dateOfBirth = null;
     public ?string $email = null;
     
-    // Body dimensions (conditional)
+    // Body dimensions (hidden unless rental services are selected)
     public ?string $height = null;
     public ?string $weight = null;
     public ?string $shoeSize = null;
@@ -56,7 +57,16 @@ class ParticipantDto
     public array $courses = [];
     public array $additionalServices = [];
     public array $rentals = [];
-    // ... other service arrays
+    public ?Service $rentalInsurance = null;
+    public bool $rentalInsuranceSelected = false; // Checkbox state
+    
+    // Transportation services
+    public ?Service $transportationOutbound = null;
+    public ?Service $transportationInbound = null;
+    public ?Pickup $pickupOutbound = null;
+    public ?Pickup $pickupInbound = null;
+    public bool $parking = false;
+    public ?Service $parkingService = null;
 }
 ```
 
@@ -87,9 +97,21 @@ Central registry for dynamic field configurations using a provider pattern with
 
 - **`rentals`**: Rental equipment options
   - Date-filtered rental services
-  - Triggers body dimension requirements when selected
+  - Controls visibility of body dimensions and rental insurance fields
   - Populated from `TOKEN_RENTALS` subtype services
 
+- **`rentalInsurance`**: Rental insurance checkbox
+  - Checkbox interface (similar to parking field)
+  - Maps to `rentalInsuranceSelected` boolean property
+  - Only visible when rental services are selected
+  - Automatically manages Service object for pricing calculations
+  - Populated from `TOKEN_RENTAL_INSURANCE` subtype services
+
+- **`parking`**: Parking service checkbox
+  - Boolean checkbox for self-organized transportation
+  - Only visible when outbound transportation is PKW (car)
+  - Manages both boolean state and Service object for pricing
+
 **Provider Pattern Implementation:**
 ```php
 protected function registerFieldOptionProviders(): void
@@ -108,7 +130,8 @@ protected function registerFieldOptionProviders(): void
 
 **CreateFieldStateProvider (`src/Form/Service/CreateFieldStateProvider.php`)**
 - Manages field states for the booking creation workflow
-- Currently implements body dimension requirements for rental services
+- Controls conditional field visibility and state based on participant data
+- Implements body dimensions and rental insurance conditional visibility
 
 **Field State Types:**
 - `readonly`: Field is visible but not editable
@@ -122,10 +145,22 @@ protected function registerFieldStateConditions(): void
 {
     $rentalCondition = new RentalSelectionCondition();
     
-    // Body dimensions become required when rentals are selected
-    $this->fieldStateConditions['height'] = ['required' => $rentalCondition];
-    $this->fieldStateConditions['weight'] = ['required' => $rentalCondition];
-    $this->fieldStateConditions['shoeSize'] = ['required' => $rentalCondition];
+    // Hide body dimensions section unless rental services are selected
+    $this->fieldStateConditions['bodyDimensions'] = [
+        'hidden' => CompositeCondition::not($rentalCondition),
+    ];
+    
+    // Hide rental insurance unless rental services are selected
+    $this->fieldStateConditions['rentalInsurance'] = [
+        'hidden' => CompositeCondition::not($rentalCondition),
+    ];
+    
+    // Hide parking unless outbound transportation is PKW (car)
+    $this->fieldStateConditions['parking'] = [
+        'hidden' => CompositeCondition::not(
+            ServiceSubTypeCondition::equals('transportationOutbound', DirectionMapper::SUBTYPE_CAR_API)
+        ),
+    ];
 }
 ```
 
@@ -227,10 +262,14 @@ Base class providing common functionality:
    - **`ParticipantCoursesFieldHandler`**: Course selections filtering
    - **`ParticipantBoardFieldHandler`**: Board/meal options filtering
    - **`ParticipantRentalsFieldHandler`**: Rental equipment filtering
+   - **`ParticipantRentalInsuranceFieldHandler`**: Rental insurance checkbox handling
+     - Depends on `['dateOfBirth', 'rentals']` (only visible when rentals selected)
+     - Processes boolean checkbox input and converts to Service object
+     - Manages both `rentalInsuranceSelected` (bool) and `rentalInsurance` (Service) properties
    
    All service handlers share these characteristics:
    - Depend on `dateOfBirth` field (processed first)
-   - Filter selections based on age constraints
+   - Filter selections based on age constraints (except rental insurance which uses conditional visibility)
    - Instantiate `ServiceAgeEvaluator` directly when needed
    - Remove invalid selections to prevent form validation errors
    - **Store complete Service objects** in ParticipantDto (not just IDs) for pricing calculations