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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\SalesRule\Model;
use Magento\Framework\App\ObjectManager;
use Magento\Framework\DataObjectFactory;
use Magento\Framework\Pricing\PriceCurrencyInterface;
use Magento\Quote\Model\Quote\Address;
use Magento\SalesRule\Model\ResourceModel\Coupon\UsageFactory;
use Magento\SalesRule\Model\Rule\CustomerFactory;
class Utility
{
/**
* @var array
*/
protected $_roundingDeltas = [];
/**
* @var array
*/
protected $_baseRoundingDeltas = [];
/**
* @var UsageFactory
*/
protected $usageFactory;
/**
* @var CouponFactory
*/
protected $couponFactory;
/**
* @var CustomerFactory
*/
protected $customerFactory;
/**
* @var DataObjectFactory
*/
protected $objectFactory;
/**
* @var PriceCurrencyInterface
*/
protected $priceCurrency;
/**
* @var ValidateCoupon
*/
private $validateCoupon;
/**
* @param UsageFactory $usageFactory
* @param CouponFactory $couponFactory
* @param Rule\CustomerFactory $customerFactory
* @param DataObjectFactory $objectFactory
* @param PriceCurrencyInterface $priceCurrency
* @param ValidateCoupon|null $validateCoupon
*/
public function __construct(
UsageFactory $usageFactory,
CouponFactory $couponFactory,
CustomerFactory $customerFactory,
DataObjectFactory $objectFactory,
PriceCurrencyInterface $priceCurrency,
ValidateCoupon $validateCoupon = null
) {
$this->couponFactory = $couponFactory;
$this->customerFactory = $customerFactory;
$this->usageFactory = $usageFactory;
$this->objectFactory = $objectFactory;
$this->priceCurrency = $priceCurrency;
$this->validateCoupon = $validateCoupon ?: ObjectManager::getInstance()->get(ValidateCoupon::class);
}
/**
* Check if rule can be applied for specific address/quote/customer
*
* @param Rule $rule
* @param Address $address
* @return bool
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
*/
public function canProcessRule(Rule $rule, Address $address): bool
{
if ($rule->hasIsValidForAddress($address) && !$address->isObjectNew()) {
return $rule->getIsValidForAddress($address);
}
if (!$this->validateCoupon->execute($rule, $address, $address->getQuote()->getCouponCode())) {
return false;
}
/**
* check per rule usage limit
*/
$ruleId = $rule->getId();
if ($ruleId && $rule->getUsesPerCustomer()) {
$customerId = $address->getQuote()->getCustomerId();
/** @var \Magento\SalesRule\Model\Rule\Customer $ruleCustomer */
$ruleCustomer = $this->customerFactory->create();
$ruleCustomer->loadByCustomerRule($customerId, $ruleId);
if ($ruleCustomer->getId()) {
if ($ruleCustomer->getTimesUsed() >= $rule->getUsesPerCustomer()) {
$rule->setIsValidForAddress($address, false);
return false;
}
}
}
$rule->afterLoad();
/**
* quote does not meet rule's conditions
*/
if (!$rule->validate($address)) {
$rule->setIsValidForAddress($address, false);
return false;
}
/**
* passed all validations, remember to be valid
*/
$rule->setIsValidForAddress($address, true);
return true;
}
/**
* Set discount amount (found min)
*
* @param \Magento\SalesRule\Model\Rule\Action\Discount\Data $discountData
* @param \Magento\Quote\Model\Quote\Item\AbstractItem $item
* @param float $qty
* @return void
*/
public function minFix(
\Magento\SalesRule\Model\Rule\Action\Discount\Data $discountData,
\Magento\Quote\Model\Quote\Item\AbstractItem $item,
$qty
) {
$itemPrice = $this->getItemPrice($item);
$baseItemPrice = $this->getItemBasePrice($item);
$itemDiscountAmount = $item->getDiscountAmount();
$itemBaseDiscountAmount = $item->getBaseDiscountAmount();
$discountAmount = min($itemDiscountAmount + $discountData->getAmount(), $itemPrice * $qty);
$baseDiscountAmount = min($itemBaseDiscountAmount + $discountData->getBaseAmount(), $baseItemPrice * $qty);
$discountData->setAmount($discountAmount);
$discountData->setBaseAmount($baseDiscountAmount);
}
/**
* Process "delta" rounding
*
* @param \Magento\SalesRule\Model\Rule\Action\Discount\Data $discountData
* @param \Magento\Quote\Model\Quote\Item\AbstractItem $item
* @return $this
*/
public function deltaRoundingFix(
\Magento\SalesRule\Model\Rule\Action\Discount\Data $discountData,
\Magento\Quote\Model\Quote\Item\AbstractItem $item
) {
$discountAmount = $discountData->getAmount();
$baseDiscountAmount = $discountData->getBaseAmount();
$rowTotalInclTax = $item->getRowTotalInclTax();
$baseRowTotalInclTax = $item->getBaseRowTotalInclTax();
$percentKey = (string)$item->getDiscountPercent();
$rowTotal = $item->getRowTotal();
if ($percentKey && $rowTotal > 0) {
$delta = isset($this->_roundingDeltas[$percentKey]) ? $this->_roundingDeltas[$percentKey] : 0;
$baseDelta = isset($this->_baseRoundingDeltas[$percentKey]) ? $this->_baseRoundingDeltas[$percentKey] : 0;
$discountAmount += $delta;
$baseDiscountAmount += $baseDelta;
$this->_roundingDeltas[$percentKey] = $discountAmount - $this->priceCurrency->round($discountAmount);
$this->_baseRoundingDeltas[$percentKey] = $baseDiscountAmount
- $this->priceCurrency->round($baseDiscountAmount);
}
/**
* When we have 100% discount check if totals will not be negative
*/
if ($item->getDiscountPercent() == 100) {
$discountDelta = $rowTotalInclTax - $discountAmount;
$baseDiscountDelta = $baseRowTotalInclTax - $baseDiscountAmount;
if ($discountDelta < 0) {
$discountAmount += $discountDelta;
}
if ($baseDiscountDelta < 0) {
$baseDiscountAmount += $baseDiscountDelta;
}
}
$discountData->setAmount($this->priceCurrency->round($discountAmount));
$discountData->setBaseAmount($this->priceCurrency->round($baseDiscountAmount));
return $this;
}
/**
* Return item price
*
* @param \Magento\Quote\Model\Quote\Item\AbstractItem $item
* @return float
*/
public function getItemPrice($item)
{
$price = $item->getDiscountCalculationPrice();
$calcPrice = $item->getCalculationPrice();
return $price === null ? $calcPrice : $price;
}
/**
* Return item base price
*
* @param \Magento\Quote\Model\Quote\Item\AbstractItem $item
* @return float
*/
public function getItemBasePrice($item)
{
$price = $item->getDiscountCalculationPrice();
return $price !== null ? $item->getBaseDiscountCalculationPrice() : $item->getBaseCalculationPrice();
}
/**
* Return discount item qty
*
* @param \Magento\Quote\Model\Quote\Item\AbstractItem $item
* @param Rule $rule
* @return int
*/
public function getItemQty($item, $rule)
{
$qty = $item->getTotalQty();
$discountQty = $rule->getDiscountQty();
return $discountQty ? min($qty, $discountQty) : $qty;
}
/**
* Merge two sets of ids
*
* @param array|string $a1
* @param array|string $a2
* @param bool $asString
* @return array|string
*/
public function mergeIds($a1, $a2, $asString = true)
{
if (!is_array($a1)) {
$a1 = empty($a1) ? [] : explode(',', $a1);
}
if (!is_array($a2)) {
$a2 = empty($a2) ? [] : explode(',', $a2);
}
$a = array_unique(array_merge($a1, $a2));
if ($asString) {
$a = implode(',', $a);
}
return $a;
}
/**
* Resets rounding deltas data.
*
* @return void
*/
public function resetRoundingDeltas()
{
$this->_roundingDeltas = [];
$this->_baseRoundingDeltas = [];
}
}