OhGreat, I am really proud of you to hold your composure, that is AMAZING, we know what youre going through and a lot of us have messed up big time during this stage.
Keep doing what your doing, which is what works!
You are throwing her off, you are shifting the dynamics of this situation.
She is all over the place, but that's a good thing for you, the sooner she realizes the better.
I am glad youre not drinking!!! Please don't! It can set you back Months maybe even years!!