I used to be depressed, like to the verge of suicide. I got better, went to a psychiatric hospital, smoked A LOT of weed, talked to a plethora of psychs. point is you should talk to someone about it... like a professional. good luck man, i REALLY hope you get outta this
Get out of your head then, it's dark in there. Transcend your mind, your body, and you will see the light.