Does she like me?what do i do?please help me!!?

theres this girl shes my sisters friend we met one day and started talking she got my number and started texing me. she would say how cute i was and all this other stuff. we would text each other all the time for like a week until one day she said she had a crush on me and started to like me. she said she wanted to cuddle with me and $hit like that then one day i made her something in tech cl and she said would give me a surprise so we skipped a cl and we kissed and made out .after that we would always kiss and mess around then the other day she told me if i wanted to chill. so i went to her house and chilled and made out then she took me home and after that she stopped texting me and we barley talk now and im realizing that i like her a lot .i told her i liked her and she just said it was cute shes had the same boyfriend for 3 years but hes in jail. ive been feeling lonley since we barley talk anymore. what do i do ? does she like?any advice?help.............................… im confused=(