Help me how do i fix this?

the other day he was being all weird hidin his fone and all this sorta weird stuff he was going out about trust no one and all this sorta stuff and stuff about how he should have neva left lucy his first x for steph the x b4 me and all this sorta stuff and i wanted to no y and i no what i did was so wrong but i made a fake profile and flirted with him and i was gonna tell him about it but he found out yesterday i was gonna tell hi on the weekend and then last night he changed his status to single and now i dont no wat to i love him and i made i made a mistake i have ****** up bad.... we r talkin but he dosent no wat he wants to do he hasnt offically dumbed me yet..... i cant eat i cant sleep als i can do is cry i hate my self for what i di how can i make him give me a chance how do i get him back help me plz i love him and need him we have been together for 6 months today