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<?php
/**
 * Copyright (c) 2020 Kaliop Digital Commerce (https://digitalcommerce.kaliop.com) All Rights Reserved.
 * https://opensource.org/licenses/OSL-3.0  Open Software License (OSL 3.0)
 * Krzysztof Majkowski <[email protected]>
 */

declare(strict_types=1);

namespace Cnc\SerialNumber\Block\Adminhtml\Catalog\Product;

use Magento\Backend\Block\Template;
use Magento\Catalog\Block\Adminhtml\Category\Tab\Product;
use Magento\Framework\Exception\LocalizedException;
use Magento\Framework\View\Element\BlockInterface;

class SerialNumber extends Template
{
    /**
     * @var string
     */
    protected $_template = 'product/edit/serial_number.phtml';

    /**
     * @var Product
     */
    protected $blockGrid;

    /**
     * Retrieve instance of grid block
     *
     * @return BlockInterface
     * @throws LocalizedException
     */
    public function getBlockGrid()
    {
        if (null === $this->blockGrid) {
            $this->blockGrid = $this->getLayout()->createBlock(
                \Cnc\SerialNumber\Block\Adminhtml\Catalog\Product\Tab\SerialNumber::class,
                'cnc.product.serialnumber.grid'
            );
        }
        return $this->blockGrid;
    }

    /**
     * @return string
     * @throws LocalizedException
     */
    public function getGridHtml()
    {
        return $this->getBlockGrid()->toHtml();
    }
}