<?php

/*
 * This file is part of Respect/Validation.
 *
 * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
 *
 * For the full copyright and license information, please view the "LICENSE.md"
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace Respect\Validation\Rules\Locale;

use Respect\Validation\Rules\AbstractSearcher;

/**
 * Validates whether an input is subdivision code of Belgium or not.
 *
 * ISO 3166-1 alpha-2: BE
 *
 * @see http://www.geonames.org/BE/administrative-division-belgium.html
 *
 * @author Henrique Moody <henriquemoody@gmail.com>
 */
final class BeSubdivisionCode extends AbstractSearcher
{
    /**
     * {@inheritdoc}
     */
    protected function getDataSource(): array
    {
        return [
            'BRU', // Brussels
            'VAN', // Antwerpen
            'VBR', // Vlaams Brabant
            'VLG', // Flanders
            'VLI', // Limburg
            'VOV', // Oost-Vlaanderen
            'VWV', // West-Vlaanderen
            'WAL', // Wallonia
            'WBR', // Brabant Wallon
            'WHT', // Hainaut
            'WLG', // Liege
            'WLX', // Luxembourg
            'WNA', // Namur
        ];
    }
}