My friends say he likes me is it true?

i met this kid about a month ago and we r both in the play and backstage he always hugs me for no reason and he gives me a mage on my shoulders when im just standing there and he is always close to me and leaning towards me but hen when i go to talk to him outside of school on like fb he isn't talkative im confused. why doest he talk to me on fb or anything?