unreservestoreproductaction.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\Document\Action\Reserve;
 
use Bitrix\Catalog\Document\Action;
use Bitrix\Main\Application;
use Bitrix\Main\Error;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Result;
 
Loc::loadMessages(
    Application::getDocumentRoot() .'/bitrix/modules/catalog/general/store_docs_type.php'
);

class UnReserveStoreProductAction implements Action
{
    use BaseReserveStoreProductAction;

    public function canExecute(): Result
    {
        $result = new Result();
 
        $reservedQuantity = $this->getProductTotalReservedQuantity();
        if ($reservedQuantity < $this->amount)
        {
            $message = Loc::getMessage("CATALOG_STORE_DOCS_ERR_WRONG_RESERVED_AMOUNT", [
                '#PRODUCT#' => $this->getProductName(),
            ]);
            $result->addError(new Error($message));
            return $result;
        }
 
        $reservedQuantity = $this->getStoreReservedQuantity();
        if ($reservedQuantity < $this->amount)
        {
            $message = Loc::getMessage("CATALOG_STORE_DOCS_ERR_INSUFFICIENTLY_AMOUNT", [
                '#PRODUCT#' => $this->getProductName(),
                '#STORE#' => $this->getStoreName(),
            ]);
            $result->addError(new Error($message));
            return $result;
        }
 
        return $result;
    }

    protected function getNewProductQuantity(): float
    {
        return $this->getProductTotalQuantity() + $this->amount;
    }

    protected function getNewProductReservedQuantity(): float
    {
        return $this->getProductTotalReservedQuantity() - $this->amount;
    }

    protected function getNewStoreReservedQuantity(): float
    {
        return $this->getStoreReservedQuantity() - $this->amount;
    }
}