My ex wants sex .

Hi guys . So recently my ex just start talking to me on snapchat . He wants me to come over every time . But I know he just wants to have sex .  But a part me telling me does he still like me ? .  I sometimes miss him because he's a good guy to me when we date . But then again he a fucken asshole to me . What should I do ? Ask him or just play by his games . Thanks :) .