You've only been here a short time and aren't in a good place to act too swiftly. Protect your financial interests, detach, quit trying to mind read, don't try to predict the future, stay in the present and focus on yourself.
Stop psychoanalyzing and demonizing h for awhile. Just let him be.
Change your behavior. If he does something you don't like, be direct and call him on it.
It is a perfectly normal thing not to go into personal details about a D with third parties. Would you prefer that he say he is leaving you and then list all his complaints about you? No doubt from his side he thought he was being kind not to expose you to criticism.
There are two sides to everything. Neither of youths any sort of objective perspective right now.
You and h are both too all over the place. Make the big decisions when you are at peace with them.
