Advice ☹️

I’m 19DPO and still no period I have being feeling very nauseous the past 3 days my boobs are really sensitive and swollen for 1 week now not experiencing cramps or any normal any flow symptoms...have white discharge and getting these weird feelings down there....could I be pregnant took a test taught it looked like a faint positive but think it’s just a negative 😒😒 what you guys think any advice will be helpful feel like I’m going crazy 😭