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<?php
/**
* Copyright 2023 Adobe
* All Rights Reserved.
*/
declare(strict_types=1);
namespace Magento\SalesRule\Model;
use Magento\Framework\DataObjectFactory;
use Magento\Quote\Model\Quote\Address;
use Magento\SalesRule\Api\Data\CouponInterface;
use Magento\SalesRule\Model\ResourceModel\Coupon\UsageFactory;
class ValidateCouponCode
{
/**
* @param CouponFactory $couponFactory
* @param DataObjectFactory $objectFactory
* @param UsageFactory $usageFactory
*/
public function __construct(
private readonly CouponFactory $couponFactory,
private readonly DataObjectFactory $objectFactory,
private readonly UsageFactory $usageFactory
) {
}
/**
* Validate coupon code
*
* @param string[] $couponCodes
* @param int|null $customerId
* @return string[]
*/
public function execute(array $couponCodes, ?int $customerId = null): array
{
$validCouponCodes = [];
foreach ($couponCodes as $code) {
if (!$code) {
continue;
}
$coupon = $this->couponFactory->create()->load($code, 'code');
if (!$this->isCouponValid($coupon, $customerId)) {
continue;
}
if (isset($validCouponCodes[$coupon->getRuleId()])) {
continue;
}
$validCouponCodes[$coupon->getRuleId()] = $coupon->getCode();
}
return $validCouponCodes;
}
/**
* Validate coupon object
*
* @param CouponInterface $coupon
* @param int|null $customerId
* @return bool
*/
private function isCouponValid(CouponInterface $coupon, ?int $customerId = null): bool
{
if (!$coupon->getId()) {
return false;
}
if ($coupon->getUsageLimit() && $coupon->getTimesUsed() >= $coupon->getUsageLimit()) {
return false;
}
if (!$customerId || !$coupon->getUsagePerCustomer()) {
return true;
}
$couponUsage = $this->objectFactory->create();
$this->usageFactory->create()->loadByCustomerCoupon(
$couponUsage,
$customerId,
$coupon->getId()
);
if ($couponUsage->getCouponId() &&
$couponUsage->getTimesUsed() >= $coupon->getUsagePerCustomer()
) {
return false;
}
return true;
}
}