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<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */

namespace Magento\CatalogInventory\Block;

use Magento\Framework\DataObject\IdentityInterface;
use Magento\Framework\View\Element\Template;

/**
 * Product qty increments block
 *
 * @api
 * @since 100.0.2
 *
 * @deprecated 100.3.0 Replaced with Multi Source Inventory
 * @link https://devdocs.magento.com/guides/v2.4/inventory/index.html
 * @link https://devdocs.magento.com/guides/v2.4/inventory/inventory-api-reference.html
 */
class Qtyincrements extends Template implements IdentityInterface
{
    /**
     * Qty Increments cache
     *
     * @var float|false
     */
    protected $_qtyIncrements;

    /**
     * Core registry
     *
     * @var \Magento\Framework\Registry
     */
    protected $_coreRegistry;

    /**
     * @var \Magento\CatalogInventory\Api\StockRegistryInterface
     */
    protected $stockRegistry;

    /**
     * @param \Magento\Framework\View\Element\Template\Context $context
     * @param \Magento\Framework\Registry $registry
     * @param \Magento\CatalogInventory\Api\StockRegistryInterface $stockRegistry
     * @param array $data
     */
    public function __construct(
        \Magento\Framework\View\Element\Template\Context $context,
        \Magento\Framework\Registry $registry,
        \Magento\CatalogInventory\Api\StockRegistryInterface $stockRegistry,
        array $data = []
    ) {
        $this->_coreRegistry = $registry;
        $this->stockRegistry = $stockRegistry;
        parent::__construct($context, $data);
    }

    /**
     * Retrieve current product object
     *
     * @return \Magento\Catalog\Model\Product
     */
    public function getProduct()
    {
        return $this->_coreRegistry->registry('current_product');
    }

    /**
     * Retrieve current product name
     *
     * @return string
     */
    public function getProductName()
    {
        return $this->getProduct()->getName();
    }

    /**
     * Retrieve product qty increments
     *
     * @return float|false
     */
    public function getProductQtyIncrements()
    {
        if ($this->_qtyIncrements === null) {
            $stockItem = $this->stockRegistry->getStockItem(
                $this->getProduct()->getId(),
                $this->getProduct()->getStore()->getWebsiteId()
            );
            $this->_qtyIncrements = $stockItem->getQtyIncrements();
            if (!$this->getProduct()->isSaleable()) {
                $this->_qtyIncrements = false;
            }
        }
        return $this->_qtyIncrements;
    }

    /**
     * Return identifiers for produced content
     *
     * @return array
     */
    public function getIdentities()
    {
        return $this->getProduct()->getIdentities();
    }
}