public ActionResult Details(string brandname, string modelname, int year)
        {
            var showroom = new ShowroomViewModel();

            showroom.shirt = db.shirts.Where(c => c.brand.name == brandname && c.model.name == modelname).FirstOrDefault();

            showroom.related_shirts = db.shirts.Where(c => c.brand.name == brandname && c.model.name != modelname).ToList();
            ViewBag.showroom        = showroom;
            return(View());
        }
 public TestShowroomViewModelProvider(string tenant, ShowroomViewModel vm)
 {
     _tenant = tenant;
     _vm     = vm;
 }