<?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 Academic Free License version 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/AFL-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.
 *
 * @author    PrestaShop SA and Contributors <contact@prestashop.com>
 * @copyright Since 2007 PrestaShop SA and Contributors
 * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License version 3.0
 */

namespace PrestaShop\Module\PrestashopCheckout\Presenter\Date;

class DatePresenter
{
    /**
     * @var \DateTime
     */
    private $date;

    /**
     * @var string
     */
    private $format;

    /**
     * @param string $timestamp
     * @param string $format
     *
     * @throws \Exception
     */
    public function __construct($timestamp, $format)
    {
        $this->date = new \DateTime($timestamp);
        $this->format = $format;
    }

    /**
     * @return string
     */
    public function present()
    {
        $this->date->setTimezone($this->getTimeZone());

        return $this->date->format($this->format);
    }

    /**
     * @return \DateTimeZone
     */
    private function getTimeZone()
    {
        $psTimeZone = \Configuration::get('PS_TIMEZONE');

        if (empty($psTimeZone)) {
            $psTimeZone = date_default_timezone_get();
        }

        return new \DateTimeZone($psTimeZone);
    }
}