private async void OnSendCommand(object obj) { SendWindow.IsEnabled = false; var api = GetApi(); var msg = new SingleMessageSms(); msg.From = (string)PhoneConverter.ConvertBack(this.Sender); msg.To = (string)PhoneConverter.ConvertBack(this.Receiver); msg.Msg = this.Message; try { var response = await api.SendSms(msg); if (response.StatusCode.Equals("00")) { MessageBox.Show($"Mensagem enviada com sucesso [{response.DetailCode}]!"); var msgs = new MessageModel(msg); DBContext.Messages.Add(msgs); DBContext.SaveChanges(); this.Messages.Add(msgs); } else { MessageBox.Show($"Falha ao enviar: [{response.StatusCode}] {response.StatusDescription} \n[{response.DetailCode}] {response.DetailDescription}"); } SendWindow.Close(); this.Sender = string.Empty; this.Receiver = string.Empty; this.Message = string.Empty; } catch (Exception ex) { MessageBox.Show($"Falha ao enviar: {ex.Message}"); Console.WriteLine(ex.StackTrace); } finally { SendWindow.IsEnabled = true; } }