<?php
/**
 * @package         Advanced Module Manager
 * @version         10.3.1
 * 
 * @author          Peter van Westen <[email protected]>
 * @link            https://regularlabs.com
 * @copyright       Copyright © 2025 Regular Labs All Rights Reserved
 * @license         GNU General Public License version 2 or later
 */

namespace RegularLabs\Component\AdvancedModules\Administrator\Controller;

defined('_JEXEC') or die;

use Joomla\CMS\Application\CMSApplication;
use Joomla\CMS\Factory;
use Joomla\CMS\Helper\ModuleHelper;
use Joomla\CMS\Language\LanguageHelper;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Controller\BaseController;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\Router\Route;
use Joomla\CMS\Uri\Uri;
use Joomla\Input\Input;
use RegularLabs\Library\Language as RL_Language;
use function count;
use function defined;

/**
 * Modules manager master display controller.
 */
class DisplayController extends BaseController
{
    /**
     * The default view.
     *
     * @var    string
     * @since  1.6
     */
    protected $default_view = 'modules';

    public function __construct($config = [], MVCFactoryInterface $factory = null, ?CMSApplication $app = null, ?Input $input = null)
    {
        RL_Language::load('com_modules', JPATH_ADMINISTRATOR);

        parent::__construct($config, $factory, $app, $input);
    }

    /**
     * Method to display a view.
     *
     * @param boolean       $cachable  If true, the view output will be cached
     * @param array|boolean $urlparams An array of safe URL parameters and their variable types, for valid values see {@link \JFilterInput::clean()}
     *
     * @return  static|boolean   This object to support chaining or false on failure.
     */
    public function display($cachable = false, $urlparams = false)
    {
        $layout = $this->input->get('layout', 'edit');
        $id     = $this->input->getInt('id');

        // Verify client
        $clientId = $this->input->post->getInt('client_id');

        if ( ! is_null($clientId))
        {
            $uri = Uri::getInstance();

            if ((int) $uri->getVar('client_id') !== (int) $clientId)
            {
                $this->setRedirect(Route::_('index.php?option=com_advancedmodules&view=modules&client_id=' . $clientId, false));

                return false;
            }
        }

        // Check for edit form.
        if ($layout == 'edit' && ! $this->checkEditId('com_advancedmodules.edit.module', $id))
        {
            // Somehow the person just went to the form - we don't allow that.
            if ( ! count($this->app->getMessageQueue()))
            {
                $this->setMessage(Text::sprintf('JLIB_APPLICATION_ERROR_UNHELD_ID', $id), 'error');
            }

            $this->setRedirect(Route::_('index.php?option=com_advancedmodules&view=modules&client_id=' . $this->input->getInt('client_id'), false));

            return false;
        }

        // Check custom administrator menu modules
        if (ModuleHelper::isAdminMultilang())
        {
            $languages = LanguageHelper::getInstalledLanguages(1, true);
            $langCodes = [];

            foreach ($languages as $language)
            {
                if (isset($language->metadata['nativeName']))
                {
                    $languageName = $language->metadata['nativeName'];
                }
                else
                {
                    $languageName = $language->metadata['name'];
                }

                $langCodes[$language->metadata['tag']] = $languageName;
            }

            $db    = Factory::getDbo();
            $query = $db->getQuery(true);

            $query->select($db->quoteName('m.language'))
                ->from($db->quoteName('#__modules', 'm'))
                ->where($db->quoteName('m.module') . ' = ' . $db->quote('mod_menu'))
                ->where($db->quoteName('m.published') . ' = 1')
                ->where($db->quoteName('m.client_id') . ' = 1')
                ->group($db->quoteName('m.language'));

            $mLanguages = $db->setQuery($query)->loadColumn();

            // Check if we have a mod_menu module set to All languages or a mod_menu module for each admin language.
            if ( ! in_array('*', $mLanguages) && count($langMissing = array_diff(array_keys($langCodes), $mLanguages)))
            {
                $langMissing = array_intersect_key($langCodes, array_flip($langMissing));

                $this->app->enqueueMessage(Text::sprintf('JMENU_MULTILANG_WARNING_MISSING_MODULES', implode(', ', $langMissing)), 'warning');
            }
        }

        return parent::display();
    }
}