dbname = get_module_dbname('filemgr')
db = DBPools()
async with db.sqlorContext(dbname) as sor:
	filemgr = Filemgr()
	await filemgr._del_folder(sor, params_kw.id)
	return UiMessage(title='delete folder', message='delete success')
return UiError(title='delete folder', message='delete failed')