Does he like me? He acts like he likes me one day and the next acts like he hates me.?

Umm, this boy in my class is rlly nice&thn annoying at the sme time. I kind of think its caause of my bff. Ex # 1 : One day he tells me stuff like his problems(bff wasnt around)&in computer class one day he was like playing a game& was just sitting there next to him(bff was abseent)hes like how do you play this game&i was telling him what to click and everytime he got it right&i was like click tht one&he said imma try this one&i was like no but he clicked anyway&he got it wrong&he was like how did you knw&i was like idk he said i guess your just tht cool&during P.E he plays soccer w/ me like everydaay, one day he even asked me why i ddnt have a bf. Well when my bff is around he acts like succh a jerk he says like one day i had new shoes&everybdy were saying they were swag&he was like id like thm. or like one day i was talking to my bff&he kept saying shut up over&over.&thn the next day he was like taking up for me like i was like telling somebdy something&he was like yeah dnt talk to her like tht. soo yeah what all does this mean? PLEASE HELP !