<?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 United States or not.
 *
 * ISO 3166-1 alpha-2: US
 *
 * @see http://www.geonames.org/US/administrative-division-united-states.html
 *
 * @author Henrique Moody <henriquemoody@gmail.com>
 */
final class UsSubdivisionCode extends AbstractSearcher
{
    /**
     * {@inheritdoc}
     */
    protected function getDataSource(): array
    {
        return [
            'AK', // Alaska
            'AL', // Alabama
            'AR', // Arkansas
            'AS', // American Samoa
            'AZ', // Arizona
            'CA', // California
            'CO', // Colorado
            'CT', // Connecticut
            'DC', // District of Columbia
            'DE', // Delaware
            'FL', // Florida
            'GA', // Georgia
            'GU', // Guam
            'HI', // Hawaii
            'IA', // Iowa
            'ID', // Idaho
            'IL', // Illinois
            'IN', // Indiana
            'KS', // Kansas
            'KY', // Kentucky
            'LA', // Louisiana
            'MA', // Massachusetts
            'MD', // Maryland
            'ME', // Maine
            'MI', // Michigan
            'MN', // Minnesota
            'MO', // Missouri
            'MP', // Northern Mariana Islands
            'MS', // Mississippi
            'MT', // Montana
            'NC', // North Carolina
            'ND', // North Dakota
            'NE', // Nebraska
            'NH', // New Hampshire
            'NJ', // New Jersey
            'NM', // New Mexico
            'NV', // Nevada
            'NY', // New York
            'OH', // Ohio
            'OK', // Oklahoma
            'OR', // Oregon
            'PA', // Pennsylvania
            'PR', // Puerto Rico
            'RI', // Rhode Island
            'SC', // South Carolina
            'SD', // South Dakota
            'TN', // Tennessee
            'TX', // Texas
            'UM', // U.S. Minor Outlying Islands
            'UT', // Utah
            'VA', // Virginia
            'VI', // Virgin Islands of the U.S.
            'VT', // Vermont
            'WA', // Washington
            'WI', // Wisconsin
            'WV', // West Virginia
            'WY', // Wyoming
        ];
    }
}