Have i gone nutz and insane!?

Well, to make a long story short.I LOVE this guy and can't stop thinkin bout him. he moved 4 the summer we broke up. talked then he barely talks to me anymore. and nows hes goin off on me sayin hes never gonna come see me again,ive changed,im bitchy, and everything else. and the only reasonim like thatis cuz he saids hes tlkin to another girl and he says he loves me and their just friends afteri went off on him. but he doesnt even txt me anymore or nothing. andi love him but he hates me. andi cant stop crying.ive been crying for like 4 hours already so my head hurts.i cant eat anymore without feeling sick. for the past 2 daysive ate like one lil thing. like yesterdayi ate a porkchop sandwhich and like 2 or 3 pizza rolls and todayi just ate a ham sandwhich. andi just did somethini never did before..i cut myself. noits not bleeding or nothin butit took away alot of the pain.i stopped cryin for lil bit cuzi didit. andi know alot ofyou are gonna sayi shouldnt do this all 4 a boy andi will move on. buti cant.ive tried andi love him. andi cant go a sec. without thinking about him.i cry cuzi miss him n stuff.im just so fckin wierd andi thinkive goneinsane butidk.is this normal to act like this over a boy?!!!!idk what to do!!!!!