I am in a sinking ship please advice?

five years ago i had a perfect wife and kid,we were happy but after 8 years i separated with my wife and life has never been the same again my carrier seemed wrong,my finances went down my love life seemed not to have any meaning and i become a drunk with no value to relationships.after 4 years this year has been the worst with creditors after me no morale to be at my work place and constantly being in trouble that i try to controll by making more mistakes,i seem like i cant get thimgs right anymore i want to change my proffessional and my life please help