I'm confused.

Ok so yesterday I went to the bathroom around 2pm and saw a little bit of pink discharge in my underwear mixed with white. I thought af showed her face but it wasn't her it went on through the day but only when I wiped I figured I'd give it time so this morning I'm woke up w this headache & the minute I woke up I had to poop and also have cramping & white & clear discharge my AF IS DUE TOMORROW  😩 my breast are a little tender ANY ADVICE LADIES?