feat: new service category 'VEG'

src/Form/BookingParticipantType.php

@@ -334,6 +334,7 @@ class BookingParticipantType extends AbstractType
             'courses' => ChoiceType::class,
             'additionalServices' => ChoiceType::class,
             'board' => ChoiceType::class,
+            'veg' => ChoiceType::class,
             'rentals' => ChoiceType::class,
             'rentalInsurance' => CheckboxType::class,
             'skiPass' => ChoiceType::class,

src/Form/Model/ParticipantDto.php

@@ -25,6 +25,7 @@ class ParticipantDto
         'courses',
         'additionalServices',
         'board',
+        'veg',
         'rentals',
         'rentalInsurance',
         'skiPass',
@@ -89,6 +90,7 @@ class ParticipantDto
     public ?Service $skiPass = null;
 
     public array $board = [];
+    public ?Service $veg = null;
     public array $rentals = [];
     public ?Service $rentalInsurance = null;
 

src/Form/Service/CreateFieldStateProvider.php

@@ -193,6 +193,13 @@ class CreateFieldStateProvider extends AbstractFieldStateProvider
             ),
         ];
 
+        $this->fieldStateConditions['veg'] = [
+            'hidden' => CompositeCondition::or(
+                CompositeCondition::not($dateOfBirthProvidedCondition),
+                $bookingEligibilityCondition
+            ),
+        ];
+
         // Bulk insurance booking conditions
         $bulkInsuranceBookingCondition = new BulkInsuranceBookingCondition();
 

src/Form/Service/EditFieldStateProvider.php

@@ -144,6 +144,11 @@ class EditFieldStateProvider extends AbstractFieldStateProvider
             'readonly' => $additionalServicesMutabilityCondition,
         ];
 
+        $this->fieldStateConditions['veg'] = [
+            'hidden' => $hideUntilDobCondition,
+            'readonly' => $additionalServicesMutabilityCondition,
+        ];
+
         // Skipass - hidden until birth date (except first participant), readonly if services not mutable
         $this->fieldStateConditions['skiPass'] = [
             'hidden' => $hideUntilDobCondition,

src/Form/Service/ParticipantFieldOptionsProvider.php

@@ -211,6 +211,51 @@ class ParticipantFieldOptionsProvider extends AbstractFieldOptionsProvider
             },
         ];
 
+        // Veg (vegetarian/vegan) field provider - provides dietary preference options as radio buttons (mutually exclusive)
+        $this->fieldOptionProviders['veg'] = fn (BookingDto $bookingDto, int $participantIndex, array $options = []) => [
+            'label' => 'Verpflegungswunsch',
+            'multiple' => false,
+            'expanded' => true,
+            'required' => false,
+            'choices' => $this->filterServicesByAgeConstraints(
+                $bookingDto->travel->getAdditionalServicesBySubTypes(Constants::TOKEN_VEG, true),
+                $bookingDto,
+                $participantIndex
+            ),
+            'choice_value' => 'id',
+            'choice_label' => fn (?Service $service) => $service?->label,
+            'choice_attr' => function (?Service $service) use ($bookingDto, $participantIndex) {
+                if (null === $service) {
+                    return [];
+                }
+
+                $attributes = [];
+
+                // Add service description as data attribute for frontend use
+                if (null !== $service->description && '' !== trim($service->description)) {
+                    $attributes['data-description'] = $service->description;
+                }
+
+                // Check age restriction first (takes precedence over availability)
+                $ageEvaluator = new ServiceAgeEvaluator();
+                if ($ageEvaluator->canEvaluate($service)
+                    && false === $ageEvaluator->isServiceAvailableForParticipant($service, $bookingDto, $participantIndex)) {
+                    $attributes['readonly'] = true;
+                    $attributes['data-tooltip'] = $this->getAgeRestrictionTooltip($service);
+
+                    return $attributes;
+                }
+
+                // Make readonly if service is unavailable (intelligently handles edit mode)
+                if ($this->shouldMakeServiceReadonly($service, $bookingDto, $participantIndex, 'veg')) {
+                    $attributes['readonly'] = true;
+                    $attributes['data-tooltip'] = 'ausgebucht';
+                }
+
+                return $attributes;
+            },
+        ];
+
         // Rentals field provider - provides age-appropriate rental options filtered by selected skipass duration
         $this->fieldOptionProviders['rentals'] = fn (BookingDto $bookingDto, int $participantIndex, array $options = []) => [
             'label' => 'Leihmaterial',
@@ -700,6 +745,7 @@ class ParticipantFieldOptionsProvider extends AbstractFieldOptionsProvider
             'courses' => $this->hasServiceById($participant->courses, $service->id),
             'additionalServices' => $this->hasServiceById($participant->additionalServices, $service->id),
             'board' => $this->hasServiceById($participant->board, $service->id),
+            'veg' => $participant->veg?->id === $service->id,
             'rentals' => $this->hasServiceById($participant->rentals, $service->id),
             'skiPass' => $participant->skiPass?->id === $service->id,
             'transportationOutbound' => $participant->transportationOutbound?->id === $service->id,

src/Form/Service/ParticipantVegFieldHandler.php

@@ -0,0 +1,132 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Form\Service;
+
+use App\BusProNet\Constants;
+use App\BusProNet\Model\Service;
+use App\Form\Model\BookingDto;
+use App\Form\Service\Abstract\AbstractParticipantFieldHandler;
+
+/**
+ * Handles processing of the veg (vegetarian/vegan) field for booking participants.
+ *
+ * This handler manages dietary preference selection for participants in the booking
+ * process. It processes the veg field from form submissions, validates age-appropriate
+ * options if constraints exist, and updates the participant DTO with the valid selection.
+ *
+ * The field is rendered as radio buttons (mutually exclusive single selection) since
+ * vegetarian and vegan options should not be combined.
+ *
+ * Dependencies: dateOfBirth (for potential future age constraints)
+ */
+class ParticipantVegFieldHandler extends AbstractParticipantFieldHandler
+{
+    /**
+     * Returns the form field name this handler processes.
+     *
+     * @return string The field name 'veg'
+     */
+    public function getFieldName(): string
+    {
+        return 'veg';
+    }
+
+    /**
+     * Returns the field dependencies for proper processing order.
+     *
+     * This handler depends on dateOfBirth being processed first because
+     * age evaluation requires the participant's birth date to be available.
+     *
+     * @return string[] Array containing 'dateOfBirth' dependency
+     */
+    public function getDependencies(): array
+    {
+        return ['dateOfBirth'];
+    }
+
+    /**
+     * Determines if this handler should process the field based on submitted data.
+     *
+     * For service selection fields, we always need to process to handle cases where
+     * the selection is cleared (field not present in data). This ensures the participant
+     * DTO is updated with null when no option is selected.
+     *
+     * @param array<string, mixed> $submittedData    The submitted participant form data
+     * @param string               $mode             The booking mode (BookingDto::MODE_CREATE or MODE_EDIT)
+     * @param int                  $participantIndex The index of the participant being processed
+     *
+     * @return bool Always returns true for service selection fields
+     */
+    public function shouldProcess(array $submittedData, string $mode, int $participantIndex): bool
+    {
+        return true;
+    }
+
+    /**
+     * Processes the veg field for a specific participant.
+     *
+     * This method extracts the dietary preference selection from submitted form data,
+     * validates the selection against any age constraints if present, and updates the
+     * participant DTO with the valid selection.
+     *
+     * @param array<string, mixed> $submittedData    The submitted participant form data
+     * @param BookingDto           $bookingDto       The booking DTO to update (create or edit)
+     * @param int                  $participantIndex The index of the participant being processed
+     */
+    public function processField(array $submittedData, BookingDto $bookingDto, int $participantIndex): void
+    {
+        $participant = $this->getParticipant($bookingDto, $participantIndex);
+        if (null === $participant) {
+            return;
+        }
+
+        $selectedVeg = $this->getFieldValue($submittedData, $this->getFieldName());
+
+        $availableVegOptions = $bookingDto->travel->getAdditionalServicesBySubTypes(Constants::TOKEN_VEG, true);
+
+        $validSelection = null;
+        if (null !== $selectedVeg) {
+            if ($this->isServiceValidForParticipant($selectedVeg, $availableVegOptions, $bookingDto, $participantIndex)) {
+                $validSelection = $this->findServiceInAvailableServices($selectedVeg, $availableVegOptions);
+            }
+        }
+
+        $participant->veg = $validSelection;
+    }
+
+    /**
+     * Validates if a selected veg option is still valid for the participant.
+     *
+     * This method checks age constraints if they exist for the service.
+     *
+     * @param mixed      $selectedService   The selected veg option to validate
+     * @param array      $availableServices Array of available veg options
+     * @param BookingDto $bookingDto        The booking DTO for context
+     * @param int        $participantIndex  The participant index for age evaluation
+     *
+     * @return bool True if the option is valid for the participant, false otherwise
+     */
+    private function isServiceValidForParticipant(
+        mixed $selectedService,
+        array $availableServices,
+        BookingDto $bookingDto,
+        int $participantIndex,
+    ): bool {
+        $service = $this->findServiceInAvailableServices($selectedService, $availableServices);
+
+        if (null === $service) {
+            return false;
+        }
+
+        $ageEvaluator = new ServiceAgeEvaluator();
+        if ($ageEvaluator->canEvaluate($service)) {
+            if (false === $ageEvaluator->isServiceAvailableForParticipant($service, $bookingDto, $participantIndex)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}