I had my regular period lasting one week starting on the 14th april but ever since i have had bloody discharge in my underwear everyday?

Many possibilities: If sexually active need to take a pregnancy test and seek urgent medical attention if positive. Otherwise a variety of possibilities. Here is some general information however for specific diagnosis you will need to consult a doctor and may need examination and or tests run https://patient.info/health/vaginal-discharge-and-vaginal-bleeding

Irregular bleeding: This is may be normal but you should take a pregnancy test if it is even a remote possibility. Wait and see what happens and see your doctor if it continues.