public ActionResult Edit(BloquesEditViewModel viewModel)
        {
            if (ModelState.IsValid)
            {
                db.Entry(viewModel.Bloque).State = EntityState.Modified;
                db.SaveChanges();

                AccesoClientesHelper.AnyadirBloqueConHijos(viewModel.Bloque.BloqueId, viewModel.Clientes.Where(cli => cli.Selected)
                                                           .Select(cli => Convert.ToInt32(cli.Value)).ToList());

                TipoEjercicio tipoEjercicio = db.TipoEjercicios.Find(viewModel.Bloque.TipoEjercicioId);
                return(RedirectToAction("Index", "Bloques", new { id = viewModel.Bloque.SubTemaId }));
            }

            return(View(viewModel));
        }
        // GET: Admin/Bloques/Edit/1
        public ActionResult Edit(int id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            var bloque = db.Bloques.Include(s => s.SubTema.Tema).SingleOrDefault(s => s.BloqueId == id);

            if (bloque == null)
            {
                return(HttpNotFound());
            }


            BloquesEditViewModel viewModel = new BloquesEditViewModel();

            viewModel.Bloque = bloque;
            viewModel.CargarClienteSeleccionado(db);
            return(View(viewModel));
        }