// New: EntradaNF
        public ActionResult New()
        {
            var viewModel = new EntradaNFFormViewModel()
            {
                entradaNf = new entradaNF()
            };

            return(View("EntradaNFForm", viewModel));
        }
        // Edit: EntradaNF/id
        public ActionResult Edit(int id)
        {
            var entradaNF = _context.entradasNF.SingleOrDefault(e => e.en_cod == id);

            if (entradaNF == null)
            {
                return(HttpNotFound());
            }
            var viewModel = new EntradaNFFormViewModel
            {
                entradaNf = entradaNF
            };

            return(View("EntradaNFForm", viewModel));
        }