Does he like me?

there is this boy who i have known for a while and he liked me in 4, 5, 6 grade..and now we are in 10 grade and i LIKE him alot. he flirts with me..(mimiks me...like tries to be mean to me in a cute way..like tries to be sarcastic)he flirts with other girls but not the same way..he ims me online but we talk but not alot..he texts me once in a while..i like him alot! then my friend asked him about me and he said ya she is gorgeous...i texted him last night like hey whats up..he said nm.. i dont know.and now its time for homecoming...and he asked if i wanted to go with his friend and i said i wanted to go with someone else..he was like who and i was like u and he couldt belive i said that he kept saying are u serious..then in school that week he like ignored me then at a party taken me home..and so this week he started texting me out of the blue ..and he finally asked me 2 homecoming.but it was like the last day u culd buy tickets. we text now but dont talk to much in person.dos he lk me