Nikon d5000 shoe mount repair?

So i have a nikon d5000 body, and a sb600 flash.
so it was on my desk fell, when the lense was attached and when it fell the flash cuased to whole top part to break off, so the hot shoe broke off with the flash,

my camaras my life, and source of income.anyone know around how much it would be to get it fixed? Where to get parts? Videos any information at all

Call Nikon and have them repair it.