productinfo.php

<?php
 
namespace Bitrix\Catalog\Integration\Report\StoreStock\Entity;
 
use Bitrix\Catalog\ProductTable;
use Bitrix\Currency\CurrencyManager;
use Bitrix\Currency\CurrencyTable;
use Bitrix\Main\ORM\Fields\Relations\Reference;
use Bitrix\Main\ORM\Query\Join;
 
final class ProductInfo
{
    private static array $productNameList = [];
 
    private int $productId;
    private float $quantity;
    private static array $productPrice;
 
    public function __construct(int $productId, float $quantity)
    {
        $this->productId = $productId;
        $this->quantity = $quantity;
    }
 
    public function getProductId(): int
    {
        return $this->productId;
    }
 
    public function getQuantity(): float
    {
        return $this->quantity;
    }
 
    public function getPrice(): float
    {
        if (!isset(self::$productPrice[$this->productId]))
        {
            self::initBasePrice($this->productId);
        }
 
        if (!isset(self::$productPrice[$this->productId]))
        {
            self::$productPrice[$this->productId] = 0.0;
        }
 
        return self::$productPrice[$this->productId];
    }
 
    public static function initBasePrice(int ...$productId): void
    {
        $defaultCurrency = CurrencyManager::getBaseCurrency();
        $productsData = ProductTable::getList([
            'select' => [
                'ID',
                'PURCHASING_PRICE',
                'PURCHASING_CURRENCY',
                'PURCHASING_CURRENCY_AMOUNT' => 'CURRENCY_TABLE.CURRENT_BASE_RATE',
            ],
            'filter' => [
                '=ID' => $productId,
            ],
            'runtime' => [
                (new Reference(
                    'CURRENCY_TABLE',
                    CurrencyTable::class,
                    Join::on('this.PURCHASING_CURRENCY', 'ref.CURRENCY')
                ))->configureJoinType(Join::TYPE_LEFT),
            ],
        ])->fetchAll();
 
        foreach ($productsData as $product)
        {
            $productPrice = (float)$product['PURCHASING_PRICE'];
            if ($product['PURCHASING_CURRENCY'] !== $defaultCurrency)
            {
                $defaultCurrencyAmount = (float)\CCurrency::getCurrency($defaultCurrency)['CURRENT_BASE_RATE'];
                $currentCurrencyAmount = (float)$product['PURCHASING_CURRENCY_AMOUNT'];
 
                $productPrice *= $currentCurrencyAmount;
                $productPrice /= $defaultCurrencyAmount;
            }
 
            self::setPrice($product['ID'], $productPrice);
        }
    }
 
    public static function setPrice(int $productId, float $productPrice): void
    {
        self::$productPrice[$productId] = $productPrice;
    }
}