I have a boyfriend ive been wanting to break up with...?

and then i started to go out with this guy, the bad thing is that i havnt broke up with the other one yet...the one im was with before lives an our away and has a depression/panic disorder so hes always depressed and has already tried to kill him self while we have been together cuz of us fighting...we fight alot but i like him alot...well i did untill i really fell for the other guy...see ive been grounded so i havnt tlked to my bf in a lil while and this other guy goes to my school. he knows i am dating this other guy and he doesnt really like him iether, im not going to break up with him cuz of the other guy im going to because hes so predictable when we r txting i can literally write out our conversation before he says anything and get it right 100% its so repetative and annoying and the only time its different is when we r ...idk how to say it texing...hes too obsesssed and this other guy is much more for me...but i dont want to be known as a or anything:( what do i do? ....i just relized i was rambleing so idk if it makes any since at all...