Cupi, I think it sounds like you've come to "acceptance", where it may still be sad and not what you envisioned but you can accept that it is what it is.
Melody Beattie says that our instinct is our soul's way of preparing our emotional and mental and physical bodies for what is about to happen. Your instincts were good on this one and I'm glad you waiting and didn't book a front row seat to this performance.
Sending big hugs because I know this has to hurt, and lots of prayers for you and for him, that he finds a better path and stronger recovery from all this.
Hugs