<?php
/**
 * Copyright since 2007 PrestaShop SA and Contributors
 * PrestaShop is an International Registered Trademark & Property of PrestaShop SA
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.md.
 * It is also available through the world-wide-web at this URL:
 * https://opensource.org/licenses/OSL-3.0
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@prestashop.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
 * versions in the future. If you wish to customize PrestaShop for your
 * needs please refer to https://devdocs.prestashop.com/ for more information.
 *
 * @author    PrestaShop SA and Contributors <contact@prestashop.com>
 * @copyright Since 2007 PrestaShop SA and Contributors
 * @license   https://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
 */
function add_carrier_position()
{
    $carriers = Db::getInstance()->executeS('
	SELECT `id_carrier`
	FROM `' . _DB_PREFIX_ . 'carrier`
	WHERE `deleted` = 0');
    if (is_array($carriers) && count($carriers)) {
        $i = 0;
        foreach ($carriers as $carrier) {
            Db::getInstance()->execute('
			UPDATE `' . _DB_PREFIX_ . 'carrier`
			SET `position` = ' . $i++ . '
			WHERE `id_carrier` = ' . (int) $carrier['id_carrier']);
        }
    }
}