I haven't started my first period but I had discharge for 2 years and now its getting more

I have a problem : I haven't started my first period but I had discharge for 2 years and now its getting more, I have small triangle roundish boobs,craving for food once in a while, 105 pounds ,and I'm 14 btw! My mom got her period the same age as me! Why havnt I got mine too:( is there something wrong with me??