public Task <DownloadJob> QueueSongAsync(SongDownload song)
{
if (song == null)
{
throw new ArgumentNullException(nameof(song), "song cannot be null for SongDownloadManager.QueueSongAsync.");
}
//if (downloadUri == null)
// throw new ArgumentNullException(nameof(downloadUri), "downloadUri cannot be null for SongDownloadManager.QueueSongAsync.");
var downloadUri = new Uri(BeatSaver_Hash_Download_Url_Base + song.Hash.ToLower());
var newJob = new DownloadJob(song, downloadUri, TempDirectory);
return(QueueJobAsync(newJob));
}
public DownloadJob(SongDownload song, Uri downloadUri, string tempDirectory)
{
if (song == null)
{
throw new ArgumentNullException(nameof(song), "song cannot be null for SongDownloadManager.QueueSongAsync.");
}
if (string.IsNullOrEmpty(tempDirectory?.Trim()))
{
throw new ArgumentNullException(nameof(tempDirectory), "tempDirectory cannot be null for SongDownloadManager.QueueSongAsync.");
}
DownloadUri = downloadUri ?? throw new ArgumentNullException(nameof(downloadUri), "downloadUri cannot be null for SongDownloadManager.QueueSongAsync.");
Song = song;
TempDirectory = tempDirectory;
SongDirectory = Path.Combine(TempDirectory, Song.Hash);
}
public Task <DownloadResult> DownloadSongAsync(SongDownload song, ICollection <ISongDownloadTarget> targets)
{
throw new NotImplementedException();
}
public Task <DownloadResult> DownloadSongAsync(SongDownload song, ICollection <ISongDownloadTarget> targets, Action <int> Progress, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
public async Task <bool> TransferSong(SongDownload songs)
{
var test = await TransferSong(songs, false, null, CancellationToken.None).ConfigureAwait(false);
return(test);
}
public Task <bool> TransferSong(SongDownload songs, bool overwrite)
{
return(TransferSong(songs, overwrite, null, CancellationToken.None));
}
public Task <bool> TransferSong(SongDownload songs, Action <int> SongProgressPercent, CancellationToken cancellationToken)
{
return(TransferSong(songs, false, SongProgressPercent, cancellationToken));
}
public async Task <bool> TransferSong(SongDownload song, bool overwrite, Action <int> ProgressPercent, CancellationToken cancellationToken)
{
if (song == null)
{
throw new ArgumentNullException(nameof(song), "song cannot be null for LocalDirectoryTarget.TransferSong");
}
var createdFiles = new List <FileInfo>();
bool cancelled = false;
bool targetDirCreated = false;
if (!(song.LocalDirectory.Parent.Exists))
{
throw new ArgumentException("song's LocalDirectory directory cannot be null for LocalDirectoryTarget.TransferSong", nameof(song));
}
var sourceDir = song.LocalDirectory;
var targetDir = new DirectoryInfo(Path.Combine(TargetDirectory.FullName, sourceDir.Name));
if (!targetDir.Exists)
{
targetDir.Create();
targetDirCreated = true;
}
if (!sourceDir.Exists)
{
throw new ArgumentException(string.Format("source directory does not exist: {0}", song), nameof(song));
}
bool success = true;
var files = sourceDir.EnumerateFiles().Select(f => f.FullName);
int fileCount = files.Count();
int fileNum = 1;
foreach (string sourceFile in files)
{
if (!success)
{
success = false;
break;
}
if (cancellationToken.IsCancellationRequested)
{
cancelled = true;
success = false;
break;
}
var destFile = new FileInfo(Path.Combine(targetDir.FullName, sourceFile.Substring(sourceFile.LastIndexOf('\\') + 1)));
if (!overwrite && destFile.Exists)
{
continue;
}
using (FileStream SourceStream = File.Open(sourceFile, FileMode.Open, FileAccess.Read, FileShare.Read))
{
using (FileStream DestinationStream = File.Create(destFile.FullName))
{
await SourceStream.CopyToAsync(DestinationStream).ConfigureAwait(false);
}
}
destFile.Refresh();
if (!destFile.Exists)
{
success = false;
}
else
{
createdFiles.Add(destFile);
destFile.CreationTimeUtc = File.GetCreationTimeUtc(sourceFile);
destFile.LastWriteTimeUtc = File.GetLastWriteTimeUtc(sourceFile);
}
ProgressPercent?.Invoke(fileNum * 100 / fileCount);
fileNum++;
}
if (success)
{
// Check files are valid?
}
else // Copy failed, clean up
{
ProgressPercent?.Invoke(100);
if (targetDirCreated)
{
targetDir.Delete(true);
}
else
{
foreach (var file in createdFiles)
{
file.Delete();
}
}
}
if (cancelled)
{
cancellationToken.ThrowIfCancellationRequested();
}
return(success);
}
