<?php

namespace EP\EpTheme\ViewHelpers;

/***************************************************************
 *
 *  Copyright notice
 *
 *  (c) 2018 Björn Fromme <fromme@dreipunktnull.com>, dreipunktnull
 *
 *  All rights reserved
 *
 *  This script is part of the TYPO3 project. The TYPO3 project is
 *  free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  The GNU General Public License can be found at
 *  http://www.gnu.org/copyleft/gpl.html.
 *
 *  This script 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 General Public License for more details.
 *
 *  This copyright notice MUST APPEAR in all copies of the script!
 ***************************************************************/

use EP\EpProducts\Domain\Model\Hotel;
use EP\EpProducts\Domain\Model\Region;
use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;

class GmapsUrlViewHelper extends AbstractViewHelper
{
    /**
     * @var bool
     */
    protected $escapeOutput = false;

    const URLBASE = 'http://maps.google.com/maps?q=%s,%s&t=%s&z=%d';

    public function initializeArguments()
    {
        parent::initializeArguments();

        $this->registerArgument('hotel', Hotel::class, 'The hotel');
        $this->registerArgument('region', Region::class, 'The region');
        $this->registerArgument('type', 'string', 'The map type', false, 'p');
        $this->registerArgument('zoom', 'int', 'The zoom level', false, 10);
    }

    /**
     * @param array $arguments
     * @param \Closure $renderChildrenClosure
     * @param RenderingContextInterface $renderingContext
     * @return mixed
     */
    public function render()
    {
        $hotel = $this->arguments['hotel'];
        $region = $this->arguments['region'];
        if ($hotel !== null && $hotel->getLatitude() && $hotel->getLongitude()) {
            $source = $hotel;
        } elseif ($hotel !== null && $hotel->getRegion()->getLatitude() && $hotel->getRegion()->getLongitude()) {
            $source = $hotel->getRegion();
        } elseif ($region !== null) {
            $source = $region;
        } else {
            return 'http://www.google.de/maps';
        }
        return sprintf(static::URLBASE, $source->getLatitude(), $source->getLongitude(), $this->arguments['type'], $this->arguments['zoom']);
    }

}