Files
myep/src/Validator/Constraints/PromoVoucherValidator.php
T

79 lines
2.6 KiB
PHP

<?php
declare(strict_types=1);
namespace App\Validator\Constraints;
use App\Form\Model\ParticipantEditDto;
use App\Service\BookingPriceCalculatorService;
use App\Service\VoucherValidationService;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
/**
* Validates promotional voucher codes against the BPN API.
*
* Verifies that promo codes are valid for the current travel, checks minimum price
* thresholds, and validates code availability. Uses the participant's calculated
* total price (including room and all selected services) for threshold comparison.
*/
class PromoVoucherValidator extends ConstraintValidator
{
public function __construct(
private readonly VoucherValidationService $voucherValidationService,
private readonly BookingPriceCalculatorService $priceCalculatorService,
) {
}
public function validate(mixed $value, Constraint $constraint): void
{
if (!$constraint instanceof PromoVoucher) {
throw new UnexpectedTypeException($constraint, PromoVoucher::class);
}
if (!$value instanceof ParticipantEditDto) {
throw new UnexpectedTypeException($value, ParticipantEditDto::class);
}
$promoCode = $value->participant->promoVoucherCode;
// Skip validation if promo code is empty
if (null === $promoCode || '' === trim($promoCode)) {
return;
}
// Get travel ID from booking context
$travelId = $value->bookingContext->travel->id;
if (null === $travelId) {
$this->context->buildViolation('Aktionscode konnte nicht validiert werden: Reise-ID fehlt.')
->atPath('participant.promoVoucherCode')
->addViolation();
return;
}
// Calculate participant's current price including all services
$participantPrice = $this->priceCalculatorService->calculateIndividualParticipantPrice(
$value->bookingContext,
$value->participant->index ?? 0
);
// Validate promo voucher via API
$result = $this->voucherValidationService->validatePromoVoucher(
$promoCode,
$travelId,
$participantPrice
);
// Add violation if voucher is invalid
if (false === $result->isValid) {
$this->context->buildViolation($constraint->message)
->setParameter('{{ error }}', $result->errorMessage ?? 'Unbekannter Fehler')
->atPath('participant.promoVoucherCode')
->addViolation();
}
}
}