The thing is, love isn't gazing into each others eyes, as you seem to understand.
It is about you both having your sights on the same thing. And at the moment, really that isn't the case.
He’s done with you most likely precisely because you want him to be well and to be the great father and husband that he can be.
Addicts without recovery are an awfully immature and selfish lot I'm afraid.
Good luck as you branch out as an independent root. At least you have one less child to take responsibility for now.
BB