public ActionResult EfetuarAluguel()
        {
            try
            {
                Aluguel aluguel = null;

                if (Session["Aluguel"] != null)
                {
                    aluguel = (Aluguel)Session["Aluguel"];
                }
                else
                {
                    Carrinho carrinho = CarrinhoRepository.GetInstance().Get(UsuarioLogado.Usuario);

                    PrecoPrazoEntrega precoPrazo = CalculoPrecoPrazoRepository.GetInstance().CalcularPrecoPrazo(UsuarioLogado.Usuario.Cep.ToString("00000000"));
                    AluguelDTO        aluguelDTO = FactoryAluguel.Criar(carrinho, precoPrazo);

                    aluguel = aluguelDTO.Aluguel;
                }

                AluguelRepository.Instancia.ConfirmarAluguel(aluguel);

                return(View(aluguel));
            }
            catch (Exception ex)
            {
                return(Json(new { Mensagem = ex.Message }));
            }
        }
        public ActionResult Index()
        {
            Carrinho carrinho = CarrinhoRepository.GetInstance().Get(UsuarioLogado.Usuario);

            PrecoPrazoEntrega precoPrazo = CalculoPrecoPrazoRepository.GetInstance().CalcularPrecoPrazo(UsuarioLogado.Usuario.Cep.ToString("00000000"));
            AluguelDTO        aluguel    = FactoryAluguel.Criar(carrinho, precoPrazo);

            Session["Aluguel"] = aluguel.Aluguel;

            return(View(aluguel));
        }