<?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 Papua New Guinea or not.
 *
 * ISO 3166-1 alpha-2: PG
 *
 * @see http://www.geonames.org/PG/administrative-division-papua-new-guinea.html
 *
 * @author Henrique Moody <henriquemoody@gmail.com>
 */
final class PgSubdivisionCode extends AbstractSearcher
{
    /**
     * {@inheritdoc}
     */
    protected function getDataSource(): array
    {
        return [
            'CPK', // Chimbu
            'CPM', // Central
            'EBR', // East New Britain
            'EHG', // Eastern Highlands
            'EPW', // Enga
            'ESW', // East Sepik
            'GPK', // Gulf
            'HLA', // Hela
            'JWK', // Jiwaka
            'MBA', // Milne Bay
            'MPL', // Morobe
            'MPM', // Madang
            'MRL', // Manus
            'NCD', // National Capital
            'NIK', // New Ireland
            'NPP', // Northern
            'NSB', // Bougainville
            'SAN', // Sandaun
            'SHM', // Southern Highlands
            'WBK', // West New Britain
            'WHM', // Western Highlands
            'WPD', // Western
        ];
    }
}