Being instulted by a cleaner at steers bronkhorspruit

Yesterday I got insulted by the workers due to opening the wrong door while she is cleaning, she told me how stupid am I and i must go re do my make up am fat as a *** and she will donoor me and she further call all the workers to insult me. I want to sue her butt off, I'm not sure if I should sue the restaurant for hiring *********** and without customer care