<?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 Democratic Republic of the Congo or not.
 *
 * ISO 3166-1 alpha-2: CD
 *
 * @see http://www.geonames.org/CD/administrative-division-democratic-republic-of-the-congo.html
 *
 * @author Henrique Moody <henriquemoody@gmail.com>
 */
final class CdSubdivisionCode extends AbstractSearcher
{
    /**
     * {@inheritdoc}
     */
    protected function getDataSource(): array
    {
        return [
            'BC', // Kongo Central
            'BU', // Bas-Uélé
            'EQ', // Equateur
            'HK', // Haut-Katanga
            'HL', // Haut-Lomami
            'HU', // Haut-Uélé
            'IT', // Ituri
            'KC', // Kasaï Central
            'KE', // Kasai-Oriental
            'KG', // Kwango
            'KL', // Kwilu
            'KN', // Kinshasa
            'KS', // Kasaï
            'LO', // Lomami
            'LU', // Lualaba
            'MA', // Maniema
            'MN', // Mai-Ndombe
            'MO', // Mongala
            'NK', // Nord-Kivu
            'NU', // Nord-Ubangi
            'SA', // Sankuru
            'SK', // Sud-Kivu
            'SU', // Sud-Ubangi
            'TA', // Tanganyika
            'TO', // Tshopo
            'TU', // Tshuapa
        ];
    }
}