Uuum confused?!?!?! 10+ points?

I am frinds with this guy Zac and i think he likes me. He always flirts with me. He'll be like...im so happy...why?...because im coming to your house tonight. Then one time as a joke.....he was like...im sleepy.....do u want to go to sleep with me? Ummm...does he? He told me who he likes and idt its me?? what do you think?