P.S. My guess: He will be irritated by your detachment but that does not diminish your attraction - which is eminently still present because he is trying to manipulate you. A sympathetic demeanour( as if he has a mental illness ) from you and consumate self-control will keep the pot boiling. When he begins to take responsibility for his actions and you respond favourably he will start to do what works and you will be on the road to recovery.
Now divorced, boys grown up. Now in new failed relationship( never again, please )