Jason......naturally, you are devastated.....and, you will, by necessity, go through a period of grieving....I think we all feel your pain.
I think that Hopeworks gives such excellent advice, that I could scarsely add anything more...….Her advice comes from a veteran who has walked in your shoes....My advice is to take every single word to heart!
In fact, print it out and read it over every single day...….
begin your own program of recovery...….
You have given enough years to an alcoholic who is not in recovery...not Genuine recovery.....
Being with her is not the "answer".....you were with her for a long time and it did not help her to stay sober and all you got, for your effort, was rejection. She is not "the one" for you.....