public async Task <IActionResult> Edit(int id, [Bind("ContratoPromoTelefoneId,ContratoId,PromoTelefoneId,DataInicio,DataFim")] ContratoPromoTelefone contratoPromoTelefone)
        {
            if (id != contratoPromoTelefone.ContratoPromoTelefoneId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    _context.Update(contratoPromoTelefone);
                    await _context.SaveChangesAsync();
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!ContratoPromoTelefoneExists(contratoPromoTelefone.ContratoPromoTelefoneId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            ViewData["ContratoId"]      = new SelectList(_context.Contratos, "ContratoId", "ContratoId", contratoPromoTelefone.ContratoId);
            ViewData["PromoTelefoneId"] = new SelectList(_context.PromoTelefone, "PromoTelefoneId", "PromoTelefoneId", contratoPromoTelefone.PromoTelefoneId);
            return(View(contratoPromoTelefone));
        }
        public async Task <IActionResult> Create([Bind("ContratoPromoTelefoneId,ContratoId,PromoTelefoneId,DataInicio,DataFim")] ContratoPromoTelefone contratoPromoTelefone)
        {
            if (ModelState.IsValid)
            {
                _context.Add(contratoPromoTelefone);
                await _context.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            ViewData["ContratoId"]      = new SelectList(_context.Contratos, "ContratoId", "ContratoId", contratoPromoTelefone.ContratoId);
            ViewData["PromoTelefoneId"] = new SelectList(_context.PromoTelefone, "PromoTelefoneId", "PromoTelefoneId", contratoPromoTelefone.PromoTelefoneId);
            return(View(contratoPromoTelefone));
        }