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<?php
/**
 * @package         Advanced Module Manager
 * @version         9.9.0
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            https://regularlabs.com
 * @copyright       Copyright © 2023 Regular Labs All Rights Reserved
 * @license         GNU General Public License version 2 or later
 */

/**
 * @copyright   Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

use Joomla\CMS\Application\ApplicationHelper as JApplicationHelper;
use Joomla\CMS\Component\ComponentHelper as JComponentHelper;
use Joomla\CMS\Factory as JFactory;
use Joomla\CMS\Language\Text as JText;
use Joomla\CMS\MVC\Model\ListModel as JModelList;
use Joomla\Utilities\ArrayHelper as JArrayHelper;

/**
 * Module model.
 */
class AdvancedModulesModelSelect extends JModelList
{
    /**
     * Method to get a list of items.
     *
     * @return  mixed  An array of objects on success, false on failure.
     */
    public function getItems()
    {
        // Get the list of items from the database.
        $items = parent::getItems();

        $client = JApplicationHelper::getClientInfo($this->getState('filter.client_id', 0));
        $lang   = JFactory::getLanguage();

        // Loop through the results to add the XML metadata,
        // and load language support.
        foreach ($items as &$item)
        {
            $path = JPath::clean($client->path . '/modules/' . $item->module . '/' . $item->module . '.xml');

            if (file_exists($path))
            {
                $item->xml = simplexml_load_file($path);
            }
            else
            {
                $item->xml = null;
            }

            // 1.5 Format; Core files or language packs then
            // 1.6 3PD Extension Support
            $lang->load($item->module . '.sys', $client->path, null, false, true)
            || $lang->load($item->module . '.sys', $client->path . '/modules/' . $item->module, null, false, true);
            $item->name = JText::_($item->name);

            if (isset($item->xml) && $text = trim($item->xml->description))
            {
                $item->desc = JText::_($text);
            }
            else
            {
                $item->desc = JText::_('COM_MODULES_NODESCRIPTION');
            }
        }

        $items = JArrayHelper::sortObjects($items, 'name', 1, true, true);

        // TODO: Use the cached XML from the extensions table?

        return $items;
    }

    /**
     * Build an SQL query to load the list data.
     *
     * @return  JDatabaseQuery
     */
    protected function getListQuery()
    {
        $db       = $this->getDbo();
        $clientId = $this->getState('filter.client_id');

        $query = $db->getQuery(true)
            // Select the required fields from the table.
            ->select(
                $this->getState(
                    'list.select',
                    'a.extension_id, a.name, a.element AS module'
                )
            )
            ->from('#__extensions AS a')
            // Filter by module
            ->where('a.type = ' . $db->quote('module'))
            // Filter by client.
            ->where('a.client_id = ' . (int) $clientId)
            // Filter by enabled
            ->where('a.enabled = 1')
            // Add the list ordering clause.
            ->order($db->escape($this->getState('list.ordering', 'a.ordering')) . ' ' . $db->escape($this->getState('list.direction', 'ASC')));

        return $query;
    }

    /**
     * Method to get a store id based on model configuration state.
     *
     * This is necessary because the model is used by the component and
     * different modules that might need different sets of data or different
     * ordering requirements.
     *
     * @param string $id A prefix for the store id.
     *
     * @return  string    A store id.
     */
    protected function getStoreId($id = '')
    {
        // Compile the store id.
        $id .= ':' . $this->getState('filter.client_id');

        return parent::getStoreId($id);
    }

    /**
     * Method to auto-populate the model state.
     *
     * Note. Calling getState in this method will result in recursion.
     *
     * @param string $ordering  An optional ordering field.
     * @param string $direction An optional direction (asc|desc).
     *
     * @return  void
     */
    protected function populateState($ordering = null, $direction = null)
    {
        $app = JFactory::getApplication('administrator');

        // Load the filter state.
        $clientId = $app->getUserState('com_advancedmodules.modules.client_id', 0);
        $this->setState('filter.client_id', (int) $clientId);

        // Load the parameters.
        $params = JComponentHelper::getParams('com_advancedmodules');
        $this->setState('params', $params);

        // Manually set limits to get all modules.
        $this->setState('list.limit', 0);
        $this->setState('list.start', 0);
        $this->setState('list.ordering', 'a.name');
        $this->setState('list.direction', 'ASC');
    }
}