<?php
/**
 * @package         Regular Labs Library
 * @version         17.6.18545
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://www.regularlabs.com
 * @copyright       Copyright © 2017 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

namespace RegularLabs\Library\Condition;

defined('_JEXEC') or die;

use JFactory;
use RegularLabs\Library\Document as RL_Document;

/**
 * Class Menu
 * @package RegularLabs\Library\Condition
 */
class Menu
	extends \RegularLabs\Library\Condition
{
	public function pass()
	{
		// return if no Itemid or selection is set
		if ( ! $this->request->Itemid || empty($this->selection))
		{
			return $this->_($this->params->inc_noitemid);
		}

		$menutype = 'type.' . self::getMenuType();

		// return true if menu type is in selection
		if (in_array($menutype, $this->selection))
		{
			return $this->_(true);
		}

		// return true if menu is in selection
		if (in_array($this->request->Itemid, $this->selection))
		{
			return $this->_(($this->params->inc_children != 2));
		}

		if ( ! $this->params->inc_children)
		{
			return $this->_(false);
		}

		$parent_ids = $this->getMenuParentIds($this->request->Itemid);
		$parent_ids = array_diff($parent_ids, ['1']);
		foreach ($parent_ids as $id)
		{
			if ( ! in_array($id, $this->selection))
			{
				continue;
			}

			return $this->_(true);
		}

		return $this->_(false);
	}

	private function getMenuParentIds($id = 0)
	{
		return $this->getParentIds($id, 'menu');
	}

	private function getMenuType()
	{
		if (isset($this->request->menutype))
		{
			return $this->request->menutype;
		}

		if (empty($this->request->Itemid))
		{
			$this->request->menutype = '';

			return $this->request->menutype;
		}

		if (RL_Document::isClient('site'))
		{
			$menu = JFactory::getApplication()->getMenu()->getItem((int) $this->request->Itemid);

			$this->request->menutype = isset($menu->menutype) ? $menu->menutype : '';

			return $this->request->menutype;
		}

		$query = $this->db->getQuery(true)
			->select('m.menutype')
			->from('#__menu AS m')
			->where('m.id = ' . (int) $this->request->Itemid);
		$this->db->setQuery($query);
		$this->request->menutype = $this->db->loadResult();

		return $this->request->menutype;
	}
}
