<?php
/**
 *----------------------------------------------------------------------------
 * iCagenda     Events Management Extension for Joomla!
 *----------------------------------------------------------------------------
 * @version     3.8.21 2023-10-24
 *
 * @package     iCagenda.Admin
 * @subpackage  models
 * @link        https://www.icagenda.com
 *
 * @author      Cyril Rezé
 * @copyright   (c) 2012-2024 Cyril Rezé / iCagenda. All rights reserved.
 * @license     GNU General Public License version 3 or later; see LICENSE.txt
 *
 * @since       1.0.0
 *----------------------------------------------------------------------------
*/

defined('_JEXEC') or die;

use Joomla\CMS\Filter\OutputFilter;
use Joomla\CMS\Table\Table;
use Joomla\String\StringHelper;

/**
 * iCagenda model.
 */
class iCagendaModelCategory extends JModelAdmin
{
	/**
	 * @var		string	The prefix to use with controller messages.
	 * @since	1.6
	 */
	protected $text_prefix = 'COM_ICAGENDA';


	/**
	 * Returns a reference to the a Table object, always creating it.
	 *
	 * @param	type	The table type to instantiate
	 * @param	string	A prefix for the table class name. Optional.
	 * @param	array	Configuration array for model. Optional.
	 * @return	JTable	A database object
	 * @since	1.6
	 */
	public function getTable($type = 'Category', $prefix = 'iCagendaTable', $config = array())
	{
		return JTable::getInstance($type, $prefix, $config);
	}

	/**
	 * Method to get the record form.
	 *
	 * @param	array	$data		An optional array of data for the form to interogate.
	 * @param	boolean	$loadData	True if the form is to load its own data (default case), false if not.
	 * @return	JForm	A JForm object on success, false on failure
	 * @since	1.6
	 */
	public function getForm($data = array(), $loadData = true)
	{
		// Get the form.
		$form = $this->loadForm('com_icagenda.category', 'category',
								array('control' => 'jform', 'load_data' => $loadData));

		if (empty($form))
		{
			return false;
		}

		return $form;
	}

	/**
	 * Method to get the data that should be injected in the form.
	 *
	 * @return	mixed	The data for the form.
	 * @since	1.6
	 */
	protected function loadFormData()
	{
		// Check the session for previously entered form data.
		$data = JFactory::getApplication()->getUserState('com_icagenda.edit.category.data', array());

		if (empty($data)) {
			$data = $this->getItem();
		}

		return $data;
	}

	/**
	 * Method to get a single record.
	 *
	 * @param	integer	The id of the primary key.
	 *
	 * @return	mixed	Object on success, false on failure.
	 * @since	1.6
	 */
	public function getItem($pk = null)
	{
		if ($item = parent::getItem($pk)) {
			//Do any procesing on fields here if needed
		}

		return $item;
	}

	/**
	 * Prepare and sanitise the table prior to saving.
	 *
	 * @since	1.0
	 */

	protected function prepareTable( $table )
	{
		if (empty($table->id)) {

			// Set ordering to the last item if not set
			if (@$table->ordering === '') {
				$db = JFactory::getDbo();
				$db->setQuery('SELECT MAX(ordering) FROM #__icagenda_category');
				$max = $db->loadResult();
				$table->ordering = $max+1;
			}

		}
	}

	/**
	 * Method to change the title & alias.
	 *
	 * @param   integer  $categoryId  The id of the category.
	 * @param   string   $alias       The alias.
	 * @param   string   $title       The title.
	 *
	 * @return  array  Contains the modified title and alias.
	 *
	 * @since   3.8.21
	 */
	protected function generateNewTitle($categoryId, $alias, $title)
	{
		// Alter the title & alias
		$table = $this->getTable();

		while ($table->load(array('title' => $title, 'alias' => $alias)))
		{
			$title = StringHelper::increment($title);
			$alias = StringHelper::increment($alias, 'dash');
		}

		return array($title, $alias);
	}

	/**
	 * Method to change the alias.
	 *
	 * @param   JTable  $table  A JTable object.
	 * @param   string  $alias  The alias.
	 *
	 * @return  string  Contains the modified alias.
	 *
	 * @since   3.8.21
	 */
	protected function generateNewAlias($alias)
	{
		$table = $this->getTable();

		while ($table->load(array('alias' => $alias)))
		{
			$alias = StringHelper::increment($alias, 'dash');
		}

		return $alias;
	}

	/**
	 * Method to save the form data.
	 *
	 * @param   array  $data  The form data.
	 *
	 * @return  boolean  True on success.
	 *
	 * @since   3.4.0
	 */
	public function save($data)
	{
		$jinput	= JFactory::getApplication()->input;
		$date	= JFactory::getDate();

		// Fix version before 3.4.0 to set a created date (will use last modified date if exists, or current date)
		if (empty($data['created']))
		{
			$data['created'] = ! empty($data['modified']) ? $data['modified'] : $date->toSql();
		}

		// Alter the title for save as copy
		if ($jinput->get('task') == 'save2copy')
		{
			$origTable = clone $this->getTable();
			$origTable->load($jinput->getInt('id'));

			if ($data['title'] == $origTable->title)
			{
				list($title, $alias) = $this->generateNewTitle(null, $data['alias'], $data['title']);
				$data['title'] = $title;
				$data['alias'] = $alias;
			}
			elseif ($data['alias'] == $origTable->alias)
			{
				$data['alias'] = '';
			}

			$data['state'] = 0;
		}

		// Automatic handling of alias if empty (New Category)
		if (in_array($jinput->get('task'), array('apply', 'save', 'save2new')) && $data['alias'] == null)
		{
			if (JFactory::getApplication()->get('unicodeslugs') == 1)
			{
				$data['alias'] = OutputFilter::stringUrlUnicodeSlug($data['title']);
			}
			else
			{
				$data['alias'] = OutputFilter::stringURLSafe($data['title']);
			}
		}

		// Force to not add unicode characters if unicodeslugs is not enabled.
		if (JFactory::getApplication()->isClient('administrator') && JFactory::getConfig()->get('unicodeslugs') != 1)
		{
			$data['alias'] = OutputFilter::stringURLSafe($data['alias']);
		}

		$return = parent::save($data);

		return $return;
	}
}