public ActionResult Registrar(Factura.Models.impresoras impresoraModel)
 {
     try
     {
         if (ModelState.IsValid)
         {
             using (
                 ffeEntitiesImpresora db = new ffeEntitiesImpresora())
             {
                 DateTime now = DateTime.Now;
                 impresoraModel.created_at = now;
                 impresoraModel.estatus    = 1;
                 db.impresoras.Add(impresoraModel);
                 db.SaveChanges();
             }
         }
         return(RedirectToAction("Index", "Impresoras"));
     }
     catch (Exception e)
     {
         if (e.Source != null)
         {
             Console.WriteLine("IOException source: {0}", e.Source);
         }
         throw;
     }
 }
 public ActionResult Index(Factura.Models.impresoras impresoraModel)
 {
     using (ffeEntitiesImpresora db = new ffeEntitiesImpresora()
            )
     {
         var impresoras = db.impresoras.Where(x => x.estatus != 0).Select(row => row).ToList();
         ViewBag.Data = impresoras;
         return(View("Index"));
     }
 }