Me and my friends friendship?

hi i just started a new school and my best mate we are in year10 and there is thi guy who is in year 11 and the hottest boy in our school my mate has a crush on him and i admit it i like him aswel well just yesterday i crashed into him and he got me talking it ended up we both had alot in common and he accidently admitted that i am cute so it ended up me and him making out i dont want to hurt my mates feelings what should i do?