Help?!?

I’m 20 I have pcos and I have lose weight and I stopped taking certain medication awhile ago like two months ago and my periods are normal now and I had sex on ovulation and after the day without realizing and about two days after I was bloated and then it progressed to tiredness and cramping and nausea and I’m soo moody and when I wake up for the past two days I been angry and rn I’m about 8dpo idk what to do idk if I’m pregnant or goin through pms symptoms my period is coming in 7 days

I’m confused