I'm so sorry darling I don't even know what to say. . . I'm sure you and I both know you can move past this. But I can relate to this so much, I know how soon after these situations take place it feels like the end of the world.
He honestly sounds like a jackass, who was playing with your heart and if there is a shred of karma left in this world you will find someone who worships you and he will be left alone.
Its hard when you want so badly for someone to just care, even a little. And its jarring how cruel people can be in response.
The best thing you can do is get your drinking under control and prove to him you're much stronger without him