Welcome aboard. Hope your book arrives soon and that you will read it carefully.
It is sad that you did not appreciate what you had and treated her so shabby, and now you've woke up......she is done. That is how it goes with so many couples. You have been a big part of her life and hopefully that will be in your favor. Also, you are the father of her child, and there is a bond there between you.
You have a lot to learn about DBing, so read threads in Newcomers and get acquainted. Posting often is important, so hope to hear from you soon.
It is not about what you feel should work in your M. It is about doing the work that gets the right results. Do what works!