Ex hates me what do i do?

ok so ask me out and we went out for like a week then he broke up with me cause i had a weed problem i was hurt cause i really really liked him and we were good friends befor we went out we still stayed really good friends after we broke up (like nothing happend) we would talk for hours on the phone about anything and i mean ANYTHING we had a good trust thing going on and we would always joke around he was like my best friend i would always say i love him (like in a lil bro way) after a month we broke up i got a new bf and i love him very much my ex would alway get piss at me when i mentiond him on the phone he would tell me that he regrets breaking up with me everyday and that his jelous of my new bf but i would always tell him that im sorry the ways things are but thats how it is he was one of the most impotent peopls in my life he was always there for me we would tell each other everything one night he ask me to choose between him or my bf and i was like what are u talking about there was never a choose ur my bbf and his my bf and then he got pissed he was like u were leading me on the whole time i was like what do u mean you broke up with me and i do care about you but just not in the way u do about me how was i leading u on? he was like talking to me all the the time tell eachother our lifes storys and telling me u love me and i cant belive i siad i love u to u back then i said im sorry i dont want u to hate me i really do care about u then he told me it was to late for that he already does...what do i do were ingnoreing eachother right now and it hurts me everytime i see him i really do have feeling for him but not as string as the ones he has for me what do i do so everything can be ok already??