public void Run()
{
wholeJob.ct.ThrowIfCancellationRequested();
wholeJob.Args.To.Refresh();
wholeJob.Args.From.Refresh();
bool destinationExisted = wholeJob.Args.To.Exists;
try
{
if (destinationExisted)
{
throw new IOException("Destination directory already exists.");
}
else if (!wholeJob.Args.From.Exists)
{
throw new IOException("Source directory does not exist.");
}
var files = wholeJob.Args.From.GetFiles();
var dirs = wholeJob.Args.From.GetDirectories();
wholeJob.Args.To.Create();
progressCache = new float[files.Length + dirs.Length];
int cacheInd = 0;
foreach (var file in files)
{
int cacheIndLocal = cacheInd++;
wholeJob.ct.ThrowIfCancellationRequested();
var destFile = new FileInfo(Path.Combine(wholeJob.Args.To.FullName, file.Name));
var job = new FileTransferJob(new FileTransferArguments(file, destFile, wholeJob.Args.Settings), p => RegisterProgress(p, cacheIndLocal), wholeJob.ct);
job.Run();
}
foreach (var dir in dirs)
{
int cacheIndLocal = cacheInd++;
wholeJob.ct.ThrowIfCancellationRequested();
var destDir = new DirectoryInfo(Path.Combine(wholeJob.Args.To.FullName, dir.Name));
var job = new DirectoryTransferJob(new DirectoryTransferArguments(dir, destDir, wholeJob.Args.Settings), p => RegisterProgress(p, cacheIndLocal), wholeJob.ct);
job.Run();
}
if (totalProgress < 100)
{
totalProgress = 100f;
ProgressChange?.Invoke(100f);
}
}
catch (Exception e) when(e is IOException | e is UnauthorizedAccessException | e is SecurityException | e is FileOperationException)
{
throw new DirectoryTransferException(wholeJob.Args, e);
}
finally
{
if (totalProgress < 100)
{
//Rollback
wholeJob.Args.To.Refresh();
if (wholeJob.Args.To.Exists && !destinationExisted)
{
wholeJob.Args.To.Delete(true);
}
}
}
}
public DirectoryCopy(DirectoryTransferJob job)
{
wholeJob = job;
}