What should i do pleeeee help?

ok my ex says he started likeing me so we went out,then i went into my friend and his homeroom to talk to her and she was playing a game and he was right there and his arm was on her chair i couldnt help but stair and then he saw me and jumped up and was like belaa give me a hug so i was like ok so i gave him a hug and then when we were going to r next cl and he was like kaylee give me a hug and i was just like wow and she didnt give him a hug then he went to me and was like bela give me a hug so i did it then kaylee did it then after the cl he wanted to sit next to kaylee and i was like kaylee dont leave so then he was like i want to sit between u then he put his arm arounfd both of us then then he said i know u girls like it and i just kinda rolled my eyes then helooked at me and he was like i know u like it and i just looked away then he started playing footsie with my friend then i just kinda giglled at her then he did it to me but my friend didnt like him then his friend came over and was like oooohhhhh idk what to do...oh and ive had dreams about him and me going out again but when we broke up i had a dream he broke up with me