Сообщение о добавлении - JoomShopping

JFactory::getDocument()->addScriptDeclaration("
jQuery(document).ready(function(){
if (jQuery('#system-message-container .alert').length) jQuery('#message').modal(); 
});
");

<?php

/**
 * @package     Joomla.Site
 * @subpackage  Layout
 *
 * [member=126442]copyright[/member]   (C) 2014 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

use Joomla\CMS\Application\CMSApplication;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Text;

/* @var $displayData array */
$msgList   = $displayData['msgList'];
$document  = Factory::getDocument();
$msgOutput = '';
$alert     = [
    CMSApplication::MSG_EMERGENCY => 'danger',
    CMSApplication::MSG_ALERT     => 'danger',
    CMSApplication::MSG_CRITICAL  => 'danger',
    CMSApplication::MSG_ERROR     => 'danger',
    CMSApplication::MSG_WARNING   => 'warning',
    CMSApplication::MSG_NOTICE    => 'info',
    CMSApplication::MSG_INFO      => 'info',
    CMSApplication::MSG_DEBUG     => 'info',
    'message'                     => 'success'
];

// Load JavaScript message titles
Text::script('ERROR');
Text::script('MESSAGE');
Text::script('NOTICE');
Text::script('WARNING');

// Load other Javascript message strings
Text::script('JCLOSE');
Text::script('JOK');
Text::script('JOPEN');

// Alerts progressive enhancement
$document->getWebAssetManager()
    ->useStyle('webcomponent.joomla-alert')
    ->useScript('messages');

if (is_array($msgList) && !empty($msgList)) {
    $messages = [];

    foreach ($msgList as $type => $msgs) {
        // JS loaded messages
        $messages[] = [$alert[$type] ?? $type => $msgs];
        // Noscript fallback
        if (!empty($msgs)) {
            $msgOutput .= '<div class="alert alert-' . ($alert[$type] ?? $type). '">';
            foreach ($msgs as $msg) :
                $msgOutput .= $msg;
            endforeach;
            $msgOutput .= '</div>';
        }
    }

    if ($msgOutput !== '') {
        $msgOutput = '<noscript>' . $msgOutput . '</noscript>';
    }

    $document->addScriptOptions('joomla.messages', $messages);
}
?>
<div id="system-message-container" aria-live="polite"><?php echo $msgOutput; ?></div>