<?php
/**
 * Shopware 5
 * Copyright (c) shopware AG
 *
 * According to our dual licensing model, this program can be used either
 * under the terms of the GNU Affero General Public License, version 3,
 * or under a proprietary license.
 *
 * The texts of the GNU Affero General Public License with an additional
 * permission and of our proprietary license can be found at and
 * in the LICENSE file you have received along with this program.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * "Shopware" is a registered trademark of shopware AG.
 * The licensing of the program under the AGPLv3 does not imply a
 * trademark license. Therefore any rights, title and interest in
 * our trademarks remain entirely with us.
 */

namespace Shopware\Components\Model\DBAL\Types;

use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\DBAL\Types\ConversionException;
use Doctrine\DBAL\Types\Type;

/**
 * Type that maps an SQL DATETIME/TIMESTAMP to a PHP DateTime object.
 *
 * @licence   This code was originally released under the MIT license
 *
 * @category  Shopware
 *
 * @copyright Copyright (c) shopware AG (http://www.shopware.de)
 */
class DateTimeStringType extends Type
{
    public function getName()
    {
        return Type::DATETIME;
    }

    public function getSQLDeclaration(array $fieldDeclaration, AbstractPlatform $platform)
    {
        return $platform->getDateTimeTypeDeclarationSQL($fieldDeclaration);
    }

    public function convertToDatabaseValue($value, AbstractPlatform $platform)
    {
        if (!$value instanceof \DateTimeInterface && !empty($value)) {
            $value = new \DateTime($value);
        } elseif (empty($value)) {
            $value = null;
        }

        return ($value !== null)
                ? $value->format($platform->getDateTimeFormatString()) : null;
    }

    public function convertToPHPValue($value, AbstractPlatform $platform)
    {
        if ($value === null) {
            return null;
        }

        $val = \DateTime::createFromFormat($platform->getDateTimeFormatString(), $value);
        if (!$val) {
            throw ConversionException::conversionFailedFormat($value, $this->getName(), $platform->getDateTimeFormatString());
        }

        return $val;
    }
}
