Example #1
0
        }//RunLocally

        private static void UploadIfNecessary()
        {
            var dmLite = Server.Return((IDisconnectedServer s) => s.GetDisconnectedMachine(Environment.MachineName));


            switch (dmLite?.Retrieve().State)
            {
            case DisconnectedMachineState.Faulted:
            {
                string message = @"The last import had en exception. You have two options:
- Contact IT and wait until they fix the uploaded database
- Restart the application and work locally AT YOUR OWN RISK";

                MessageBox.Show(message, "Last import failed", MessageBoxButton.OK, MessageBoxImage.Exclamation);
                Environment.Exit(0);

                break;
            }

            case DisconnectedMachineState.Fixed:
            {
                string message = "Good News!!\r\nThe IT department already fixed your last upload so you can continue working.";
                MessageBox.Show(message, "Upload fixed", MessageBoxButton.OK, MessageBoxImage.Information);

                if (File.Exists(DisconnectedClient.UploadBackupFile))
                {
                    File.Delete(DisconnectedClient.UploadBackupFile);
                }

                if (File.Exists(DisconnectedClient.DatabaseFile))
                {
                    LocalServer.DropDatabase(Settings.Default.LocalDatabaseConnectionString);
                }

                Server.Execute((IDisconnectedServer ds) => ds.ConnectAfterFix(DisconnectedMachineEntity.Current));

                break;
            }

            case null:
            case DisconnectedMachineState.Connected:
            {
                if (File.Exists(DisconnectedClient.DownloadBackupFile) || File.Exists(DisconnectedClient.DatabaseFile))
                {
                    string message = "The server does not expect you to be disconnected, but you have a local database.\r\nRemove you local database manually (loosing your work) or contact IT department.";

                    MessageBox.Show(message, "Unexpected situation", MessageBoxButton.OK, MessageBoxImage.Error);

                    Environment.Exit(0);
                }

                break;
            }

            case DisconnectedMachineState.Disconnected:
            {
                if (File.Exists(DisconnectedClient.DownloadBackupFile))
                {
                    File.Delete(DisconnectedClient.DownloadBackupFile);
                    Server.Execute((IDisconnectedServer ds) => ds.SkipExport(DisconnectedMachineEntity.Current));
                }
                else
                {
                    if (File.Exists(DisconnectedClient.DatabaseFile))
                    {
                        ProgressWindow.Wait("Waiting", "Backing up...", () =>
                            {
                                LocalServer.BackupDatabase(
                                    Settings.Default.LocalDatabaseConnectionString,
                                    DisconnectedClient.UploadBackupFile);
                            });
                    }

                    if (File.Exists(DisconnectedClient.UploadBackupFile))
                    {
                        if (new UploadProgress().ShowDialog() == false)
                        {
                            MessageBox.Show("Contact IT to fix the error", "Failed import", MessageBoxButton.OK, MessageBoxImage.Error);
                            Environment.Exit(0);
                        }

                        LocalServer.DropDatabase(Settings.Default.LocalDatabaseConnectionString);
                        File.Delete(DisconnectedClient.UploadBackupFile);
                    }
                }

                break;
            }
            }
        }//UploadIfNecessary