<?php

/*
 * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
 * SPDX-License-Identifier: MIT
 */

declare(strict_types=1);

namespace Respect\Validation\Rules;

use Attribute;
use Respect\Validation\Message\Template;
use Respect\Validation\Rules\Core\Simple;

use function filter_var;
use function is_bool;

use const FILTER_NULL_ON_FAILURE;
use const FILTER_VALIDATE_BOOLEAN;

#[Attribute(Attribute::TARGET_PROPERTY | Attribute::IS_REPEATABLE)]
#[Template(
    '{{subject}} must be a boolean value',
    '{{subject}} must not be a boolean value',
)]
final class BoolVal extends Simple
{
    public function isValid(mixed $input): bool
    {
        return is_bool(filter_var($input, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE));
    }
}