You ,like everyone here, has a chance. Get "Divorce Recovery" pronto, work the program, get the help you need here. No one can say it's over really. It is over if you make the decision to bail/ give up. If you can do some of the work Divorce Busting before she leaves it's going to be easier for you, and she can see you've changed because your contact will be more frequent. The advice from the book is to be a kind, open, receptive, but casual "neighbor" in attitude and demeanor.
BITS Me-51, WAS-52 Kids 2 M-26yrs, H.left 2009, 2 more Bomb drops, Reconnection spring 2013 Change is inevitable, personal growth is a choice. Love is a action and choice you make, every day.