<?php

/**
 * @package     Joomla.Administrator
 * @subpackage  mod_privacy_dashboard
 *
 * @copyright   (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Module\PrivacyDashboard\Administrator\Dispatcher;

use Joomla\CMS\Dispatcher\AbstractModuleDispatcher;
use Joomla\CMS\Helper\HelperFactoryAwareInterface;
use Joomla\CMS\Helper\HelperFactoryAwareTrait;
use Joomla\CMS\Helper\ModuleHelper;
use Joomla\CMS\Layout\LayoutHelper;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Dispatcher class for mod_privacy_dashboard
 *
 * @since  5.4.0
 */
class Dispatcher extends AbstractModuleDispatcher implements HelperFactoryAwareInterface
{
    use HelperFactoryAwareTrait;

    /**
     * Runs the dispatcher.
     *
     * @return  void
     *
     * @since   5.4.0
     */
    public function dispatch()
    {
        $app = $this->getApplication();

        // Only super user can view this data
        if (!$app->getIdentity()->authorise('core.admin')) {
            return;
        }

        $displayData = $this->getLayoutData();

        // Stop when display data is false
        if ($displayData === false) {
            return;
        }

        // Boot component to ensure HTML helpers are loaded
        $app->bootComponent('com_privacy');

        // Load the privacy component language file.
        $lang = $app->getLanguage();
        $lang->load('com_privacy', JPATH_ADMINISTRATOR)
            || $lang->load('com_privacy', JPATH_ADMINISTRATOR . '/components/com_privacy');

        $this->loadLanguage();

        // Execute the layout without the module context
        $loader = static function (array $displayData) {
            // If $displayData doesn't exist in extracted data, unset the variable.
            if (!\array_key_exists('displayData', $displayData)) {
                extract($displayData);
                unset($displayData);
            } else {
                extract($displayData);
            }

            /**
             * Extracted variables
             * -----------------
             * @var   \stdClass  $module
             * @var   Registry   $params
             */

            if (\count($list)) {
                require ModuleHelper::getLayoutPath('mod_privacy_dashboard', $params->get('layout', 'default'));
            } else {
                echo LayoutHelper::render('joomla.content.emptystate_module', [
                        'textPrefix' => 'COM_PRIVACY_REQUESTS',
                        'icon'       => 'icon-lock',
                    ]);
            }
        };

        $loader($displayData);
    }

    /**
     * Returns the layout data.
     *
     * @return  array
     *
     * @since   5.4.0
     */
    protected function getLayoutData()
    {
        $data = parent::getLayoutData();

        $data['list'] = $this->getHelperFactory()->getHelper('PrivacyDashboardHelper')->getPrivacyRequests();

        return $data;
    }
}