how to have a menu title change based on user,group state (ala atlassians login,user menu)

{menubar:id=usr}
{menu}{builder-show:user=@anonymous}{compound-menuitem:login|icon=user1_into|caption=Log in}{builder-show}
{builder-show:group=@confluence-users}{compound-menuitem:profile|icon=id_card|caption=%user%}{builder-show}
{compound-menuitem:logout|icon=door2|caption=Log out}
{compound-menuitem:userspace|icon=document_heart|caption=Personal Space}
{compound-menuitem:history|icon=history2|caption=History}
{menu}
{menubar}