Dads your help! idk what to do!?

if u love someone how do u tell them that they are hurting u see i love my dad with all my heart im 15 and of coarse we do have fights tones and some more than usually ..............we get into big blowouts when hes been drinking or drunk sometimes it feels like i have nowhere to go and no one to talk i hate everyone keeps telling be hell be lucky if he makes another yr and you dont understand he a really good guy trust me....he even overly protective which I HATE!! but hes an alcoholic and im very aware of and ever time we seem have a moment it seem like one of us end up pissed...but between the yelling and the fighting i dont know if its good for me to stay or go but dont want to stay and watch him drink his life away ive got family far far i can go live with or friends or im pretty sure i can work out somthen so what do you think i should do?