Suggest Therapy For Mental Illness Which Is Provoking Suicidal Tendencies

Hi, may I answer your health queries right now ? YPalease type your query here... Yeah do i have a mental illness ifokay right i hear things like scratching or taping at my window and a ringing in my ear then i check my phone and its not going off, i like someone oneday then hate them the next, im really anxious about things if i cant touch somthing i become really anxious like i have to touch it, ive often thought about suicide i dont know weather i will have the guts to do it in the end but ive written notes and planned it out i already harm myself so i may be able to, every single time i dream or day dream i die in them, im losing my sleep ive gone to sleep and woke up at 5 crying i dont know why,im paranoid about things always thinking that someone will come up behind me and stab me, i think to much negative thoughts i think thats why im failing all my tests and i com home from school everyday and have to cut or harm myself in some way its like im addicted and if i dont i feel down for the rest of the night