Please read this is serous!!!!!! I need help

Okay I don't know where to start because how heart broken I am about this.. i just recently started talking to my ex that we were dating since 2015 (2 1/2 years) and best friends for 8 years.. we wanted to work things out because there's something still here... so I'm at this house after having a GREAT day with him.. so I sleep over his house because I always do.. so I'm sleeping and I wake up to him rubbing his cum off my body (he had sex with me).. so long story short he had took advantage of me when I was sleeping.. i really don't know what to do about it please give me some advice I'm really in need!!