Whys would he b like this towrds me?

i have been dating this guy for a lil over 5 months known him for 4 years. he just told me he cant b him self around me and he was being fake. i was like im not asking u to b sumthing yr not all iwant is for u to b yr self i knw u love me asnd all. hes like the way i act around my friends is not even cloe to the way i act around u nad u knw that im fake sumtimes around u. if im myself we fight nad u hate me i donnt want that im like well u havent tryed hes like i am know im like how the hell am i suppose to knw u never been yr self hes like no i havent i cant see cus we fihgt just liek now. im like if u try and tell me im breing my self maybe i knw wen. hes like im going ot b he does that ablot wen we need to finsh sumthing hes like goodnite and doenst say he loves me till i say we have to fisnish this we cnat let it go. ehs like nothing needs to b talked about im like yes there is. idk wat ot do plshelp