AttributeValueProvider.php

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<?php
declare(strict_types=1);

namespace Magento\Wishlist\Model\Product;

use Magento\Catalog\Model\ResourceModel\Product\CollectionFactory as ProductCollectionFactory;

class AttributeValueProvider
{
    private $productCollectionFactory;

    public function __construct(
        ProductCollectionFactory $productCollectionFactory
    ) {
        $this->productCollectionFactory = $productCollectionFactory;
    }

    public function getRawAttributeValue(int $productId, string $attributeCode, int $storeId = null):? string
    {
        $collection = $this->productCollectionFactory->create();
        $collection->addIdFilter($productId)
            ->addStoreFilter($storeId)
            ->addAttributeToSelect($attributeCode);

        if ($collection->isEnabledFlat()) {
            $data = $collection->getConnection()->fetchRow($collection->getSelect());
            $attributeValue = $data[$attributeCode] ?? null;
        } else {
            $attributeValue = $collection->getFirstItem()->getData($attributeCode);
        }

        return $attributeValue;
    }
}