Method renderMainJs

public static function renderMainJs()
{
    $app = Factory::getApplication();
    $doc = $app->getDocument();
    $oVars = array();
    $oLang = array();
    $oParams = array();
    $oLang = array('COM_PHOCAGALLERY_MAX_LIMIT_CHARS_REACHED' => Text::_('COM_PHOCAGALLERY_MAX_LIMIT_CHARS_REACHED'), 'COM_PHOCAGALLERY_ENTER_TITLE' => Text::_('COM_PHOCAGALLERY_ENTER_TITLE'), 'COM_PHOCAGALLERY_ENTER_COMMENT' => Text::_('COM_PHOCAGALLERY_ENTER_COMMENT'));
    $doc->addScriptOptions('phLangPG', $oLang);
    //$doc->addScriptOptions('phVarsPG', $oVars);
    //$doc->addScriptOptions('phParamsPG', $oParams);
    HTMLHelper::_('script', 'media/com_phocagallery/js/main.js', array('version' => 'auto'));
    Factory::getApplication()->getDocument()->getWebAssetManager()->useScript('bootstrap.modal');
}