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