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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);
namespace Magento\OfflineShipping\Model\Quote\Address;
use Magento\OfflineShipping\Model\SalesRule\Calculator;
use Magento\OfflineShipping\Model\SalesRule\ExtendedCalculator;
use Magento\Quote\Model\Quote\Address\FreeShippingInterface;
use Magento\Quote\Model\Quote\Item\AbstractItem;
use Magento\Store\Model\StoreManagerInterface;
class FreeShipping implements FreeShippingInterface
{
/**
* @var ExtendedCalculator
*/
protected $calculator;
/**
* @var StoreManagerInterface
*/
protected $storeManager;
/**
* @param StoreManagerInterface $storeManager
* @param Calculator $calculator
*/
public function __construct(
StoreManagerInterface $storeManager,
Calculator $calculator
) {
$this->storeManager = $storeManager;
$this->calculator = $calculator;
}
/**
* {@inheritDoc}
*/
public function isFreeShipping(\Magento\Quote\Model\Quote $quote, $items)
{
/** @var \Magento\Quote\Api\Data\CartItemInterface[] $items */
if (!count($items)) {
return false;
}
$result = false;
$addressFreeShipping = true;
$store = $this->storeManager->getStore($quote->getStoreId());
$this->calculator->init(
$store->getWebsiteId(),
$quote->getCustomerGroupId(),
$quote->getCouponCode()
);
$shippingAddress = $quote->getShippingAddress();
$shippingAddress->setFreeShipping(0);
/** @var \Magento\Quote\Api\Data\CartItemInterface $item */
foreach ($items as $item) {
if ($item->getNoDiscount()) {
$addressFreeShipping = false;
$item->setFreeShipping(false);
continue;
}
/** Child item discount we calculate for parent */
if ($item->getParentItemId()) {
continue;
}
$this->calculator->processFreeShipping($item);
// at least one item matches to the rule and the rule mode is not a strict
if ((bool)$item->getAddress()->getFreeShipping()) {
$result = true;
break;
}
$itemFreeShipping = (bool)$item->getFreeShipping();
$addressFreeShipping = $addressFreeShipping && $itemFreeShipping;
$result = $addressFreeShipping;
}
$shippingAddress->setFreeShipping((int)$result);
$this->applyToItems($items, $result);
return $result;
}
/**
* @param AbstractItem $item
* @param bool $isFreeShipping
* @return void
*/
protected function applyToChildren(\Magento\Quote\Model\Quote\Item\AbstractItem $item, $isFreeShipping)
{
if ($item->getHasChildren() && $item->isChildrenCalculated()) {
foreach ($item->getChildren() as $child) {
$this->calculator->processFreeShipping($child);
if ($isFreeShipping) {
$child->setFreeShipping($isFreeShipping);
}
}
}
}
/**
* Sets free shipping availability to the quote items.
*
* @param array $items
* @param bool $freeShipping
*/
private function applyToItems(array $items, bool $freeShipping)
{
/** @var AbstractItem $item */
foreach ($items as $item) {
$item->getAddress()
->setFreeShipping((int)$freeShipping);
$this->applyToChildren($item, $freeShipping);
}
}
}