When willl i get my periodddd? girlsss...?

im 12, 4 months ill be 13. i have discharge, pubic hair, armpit hair, leg hair, i sweat a lot, i have mood swings, sometimes i have the weirdest cravings, ive been tired lately & my mom got hers when she was 13. its weird i have all the symptoms but its not here yet :/ will i ever get it?