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//home/develito/www/libraries/regularlabs/fields/simplecategories.php

<?php
/**
 * @package         Regular Labs Library
 * @version         19.9.15966
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://www.regularlabs.com
 * @copyright       Copyright © 2019 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

defined('_JEXEC') or die;

use Joomla\CMS\HTML\HTMLHelper as JHtml;
use Joomla\CMS\Language\Text as JText;
use RegularLabs\Library\Document as RL_Document;
use RegularLabs\Library\ShowOn as RL_ShowOn;

if ( ! is_file(JPATH_LIBRARIES . '/regularlabs/autoload.php'))
{
	return;
}

require_once JPATH_LIBRARIES . '/regularlabs/autoload.php';

class JFormFieldRL_SimpleCategories extends \RegularLabs\Library\Field
{
	public $type = 'SimpleCategories';

protected function getInput()
	{
		$size = (int) $this->get('size');
		$attr = $this->get('onchange') ? ' onchange="' . $this->get('onchange') . '"' : '';

$categories = $this->getOptions();
		$options    = parent::getOptions();

if ($this->get('show_none', 1))
		{
			$options[] = JHtml::_('select.option', '', '- ' . JText::_('JNONE') . ' -');
		}

if ($this->get('show_new', 1))
		{
			$options[] = JHtml::_('select.option', '-1', '- ' . JText::_('RL_NEW_CATEGORY') . ' -');
		}

$options = array_merge($options, $categories);

if ( ! $this->get('show_new', 1))
		{
			return JHtml::_('select.genericlist',
				$options,
				$this->name,
				trim($attr),
				'value',
				'text',
				$this->value,
				$this->id
			);
		}

JHtml::_('jquery.framework');
		RL_Document::script('regularlabs/simplecategories.min.js');

$selectlist = $this->selectListSimple(
			$options,
			$this->getName($this->fieldname . '_select'),
			$this->value,
			$this->getId('', $this->fieldname . '_select'),
			$size,
			false
		);

$html = [];

$html[] = '<div class="rl_simplecategory">';

$html[] = '<div class="rl_simplecategory_select">' . $selectlist . '</div>';

$html[] = RL_ShowOn::show(
			'<div class="rl_simplecategory_new">'
			. '<input type="text" id="' . $this->id . '_new" value="" placeholder="' . JText::_('RL_NEW_CATEGORY_ENTER') . '">'
			. '</div>',
			$this->fieldname . '_select:-1', $this->formControl
		);

$html[] = '<input type="hidden" class="rl_simplecategory_value" id="' . $this->id . '" name="' . $this->name . '" value="' . $this->value . '" />';

$html[] = '</div>';

return implode('', $html);
	}

protected function getOptions()
	{
		$table = $this->get('table');

if ( ! $table)
		{
			return [];
		}

// Get the user groups from the database.
		$query = $this->db->getQuery(true)
			->select([
				$this->db->quoteName('category', 'value'),
				$this->db->quoteName('category', 'text'),
			])
			->from($this->db->quoteName('#__' . $table))
			->where($this->db->quoteName('category') . ' != ' . $this->db->quote(''))
			->group($this->db->quoteName('category'))
			->order($this->db->quoteName('category') . ' ASC');
		$this->db->setQuery($query);

return $this->db->loadObjectList();
	}
}