I'm CONFUSED AF

Shay
Ok so again my last AF was 12/19/16 next existed l expected af was 01/15/17 my body was acting different and I wsd getting different symptoms but today my I had some discharge (sorry tmi) I looked like some of it was a little brown and then I wiped I saw blood I'm scared I don't know if it may be my period trying to come or what ? CAN SOMEBODY HELP ME I REALLY JUST WANNA CRY BUT I'M AT WORK my cramps and still small cramps not even getting regular menstrual cramps