I was treated disrespectfully by an aggressive staff at the grocery store, what can I do?

Rainbow grocery store in san Francisco. I was treated very disrespectfully and aggressively by the staff ,amber at this "cooperative" store with no managers. What can I do, I feel I was very disrespected to the point were I woke up in the middle of the naught to write this. Very rude person snagged something from u deer my hands and told me that's not where it was going whe I asked why he was rude to me he gave me even more aggravating look and left.