He’s been giving mixed signals as well, such as dressing fancy all of a sudden, staring at me a lot, sometimes being nice and other times rude. I get that he’s unstable (obviously) and he generally acts like this with people he’s attached to but it still makes me wonder if he would treat me this way if he actually did have feelings for me.
You should ask someone that knows you both. Asking internet strangers is like asking to a magic 8 ball.