<?php

/**
 * @copyright	Copyright (C) 2011 Cedric KEIFLIN alias ced1870
 * https://www.joomlack.fr
 * @license		GNU/GPL
 * */
defined('JPATH_BASE') or die;
jimport('joomla.filesystem.file');
jimport('joomla.form.formfield');
\Joomla\CMS\Form\FormHelper::loadFieldClass('cklist');

class JFormFieldCkk2category extends \Joomla\CMS\Form\Field\ListField {

	protected $type = 'ckk2category';

	protected function getOptions() {
		// if the component is not installed
		if (!\Joomla\CMS\Filesystem\Folder::exists(JPATH_ROOT . '/administrator/components/com_k2')) {
			// add the root item
			$option = new stdClass();
			$option->text = \Joomla\CMS\Language\Text::_('SLIDESHOWCK_K2_NOTFOUND');
			$option->value = '0';
			$options[] = $option;
			// Merge any additional options in the XML definition.
			$options = array_merge(parent::getOptions(), $options);

			return $options;
		}

		// get the categories
		$cats = $this->getCategories();

		$options = array();
		// add the root item
		// $option = new stdClass();
		// $option->text = \Joomla\CMS\Language\Text::_('SLIDESHOWCK_K2_PRODUCT_CATEGORY');
		// $option->value = '2';
		// $options[] = $option;
		foreach ($cats as $cat) {
			$option = new stdClass();
			$option->text = str_repeat(" - ", $cat->level) . $cat->name;
			$option->value = $cat->id;
			$options[] = $option;
		}
		// Merge any additional options in the XML definition.
		$options = array_merge(parent::getOptions(), $options);

		return $options;
	}
	
	protected function getCategories() {

		require_once(JPATH_ROOT . '/plugins/slideshowck/k2/helper/helper_k2_categories.php');
		// get the list of categories
		$items = array();
		$k2Categories = new SlideshowckHelperK2Categories();
		$k2Categories::recurseCategories(0, 0, $items, 0, 0);

		return $items;
	}
}