Im confused

Okay so a week ago I had some creamy white discharge with light pink blood in it..All that night I wiped and still saw it so I put a panty liner on ...I saw it on there but just a little the next day it was gone my head had been hurting a lil a few days ago ...I have been cramping a lil a few days ago I have been tired alot ...the part I'm confused about it okay I'm do for my period 11/7... I took a test the Friday before I got negative then I waited till Saturday for a positive... Then test Sunday got a negative could I be or not be ?..I was thinking of writing to see if I come on ..Could any one help me please