<?php

declare(strict_types=1);

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

namespace TYPO3\CMS\Extbase\Persistence\Generic\Qom;

/**
 * Evaluates to the lower-case string value (or values, if multi-valued) of
 * operand.
 *
 * If operand does not evaluate to a string value, its value is first converted
 * to a string.
 *
 * If operand evaluates to null, the LowerCase operand also evaluates to null.
 *
 * @internal only to be used within Extbase, not part of TYPO3 Core API.
 */
final readonly class LowerCase implements LowerCaseInterface
{
    public function __construct(private PropertyValueInterface $operand) {}

    public function getOperand(): PropertyValueInterface
    {
        return $this->operand;
    }

    public function getSelectorName(): string
    {
        return $this->operand->getSelectorName();
    }

    public function getPropertyName(): string
    {
        return 'LOWER' . $this->operand->getPropertyName();
    }
}