am i the asshole?

ok so i was hanging out with a group of my friends at one of their house and recently i been stress like a ho for what so im going through a purginf episode. and one of my friends there caught me (shes a fatass but super body positive ig) and she was judging me hella and talking some retarded shit to me cuz im already underweight saying shit like “wow i didnt realize u were that pathetic” and i was likee excuse me? so i said ‘atleast im not stuffing my face 24/7 like a fatass pig in a trough and pretending its empowering while my knees are giving out from the weight’ and omfg all my other friends heard me and now they think im trying to project toxic beauty standards onto her. ┑(￣Д ￣)┍