private static bool PreCheckWatchItemExpiry(WatchFolderItem newWatchItem, WatchFolderItem oldWatchItem)
{
if (oldWatchItem == null || oldWatchItem.LastChanged.AddHours(1) > DateTime.UtcNow)
{
return true;
}
newWatchItem.TotalSize = oldWatchItem.TotalSize;
newWatchItem.Hash = oldWatchItem.Hash;
return false;
}
private static bool PreCheckWatchItemExpiry(WatchFolderItem newWatchItem, WatchFolderItem oldWatchItem)
{
if (oldWatchItem == null || oldWatchItem.LastChanged.AddHours(1) > DateTime.UtcNow)
{
return(true);
}
newWatchItem.TotalSize = oldWatchItem.TotalSize;
newWatchItem.Hash = oldWatchItem.Hash;
return(false);
}
private static void UpdateWatchItemExpiry(WatchFolderItem newWatchItem, WatchFolderItem oldWatchItem, TimeSpan waitPeriod)
{
if (oldWatchItem != null && newWatchItem.Hash == oldWatchItem.Hash)
{
newWatchItem.LastChanged = oldWatchItem.LastChanged;
}
else
{
newWatchItem.LastChanged = DateTime.UtcNow;
}
var remainingTime = waitPeriod - (DateTime.UtcNow - newWatchItem.LastChanged);
if (remainingTime > TimeSpan.Zero)
{
newWatchItem.RemainingTime = remainingTime;
newWatchItem.Status = DownloadItemStatus.Downloading;
}
}
private static void UpdateWatchItemExpiry(WatchFolderItem newWatchItem, WatchFolderItem oldWatchItem, TimeSpan waitPeriod)
{
if (oldWatchItem != null && newWatchItem.Hash == oldWatchItem.Hash)
{
newWatchItem.LastChanged = oldWatchItem.LastChanged;
}
else
{
newWatchItem.LastChanged = DateTime.UtcNow;
}
var remainingTime = waitPeriod - (DateTime.UtcNow - newWatchItem.LastChanged);
if (remainingTime > TimeSpan.Zero)
{
newWatchItem.RemainingTime = remainingTime;
newWatchItem.Status = DownloadItemStatus.Downloading;
}
}
private IEnumerable<WatchFolderItem> GetDownloadItems(string watchFolder, Dictionary<string, WatchFolderItem> lastWatchItems, TimeSpan waitPeriod)
{
foreach (var folder in _diskProvider.GetDirectories(watchFolder))
{
var title = FileNameBuilder.CleanFileName(Path.GetFileName(folder));
var newWatchItem = new WatchFolderItem
{
DownloadId = Path.GetFileName(folder) + "_" + _diskProvider.FolderGetCreationTime(folder).Ticks,
Title = title,
OutputPath = new OsPath(folder),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
var files = _diskProvider.GetFiles(folder, SearchOption.AllDirectories);
newWatchItem.TotalSize = files.Select(_diskProvider.GetFileSize).Sum();
newWatchItem.Hash = GetHash(folder, files);
if (files.Any(_diskProvider.IsFileLocked))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
newWatchItem.RemainingTime = null;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return newWatchItem;
}
foreach (var videoFile in _diskScanService.GetVideoFiles(watchFolder, false))
{
var title = FileNameBuilder.CleanFileName(Path.GetFileName(videoFile));
var newWatchItem = new WatchFolderItem
{
DownloadId = Path.GetFileName(videoFile) + "_" + _diskProvider.FileGetLastWrite(videoFile).Ticks,
Title = title,
OutputPath = new OsPath(videoFile),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
newWatchItem.TotalSize = _diskProvider.GetFileSize(videoFile);
newWatchItem.Hash = GetHash(videoFile);
if (_diskProvider.IsFileLocked(videoFile))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return newWatchItem;
}
}
private IEnumerable <WatchFolderItem> GetDownloadItems(string watchFolder, Dictionary <string, WatchFolderItem> lastWatchItems, TimeSpan waitPeriod)
{
// get a fresh naming config each time, in case the user has made changes
foreach (var folder in _diskProvider.GetDirectories(watchFolder))
{
var title = FileNameBuilder.CleanFileName(Path.GetFileName(folder));
var newWatchItem = new WatchFolderItem
{
DownloadId = Path.GetFileName(folder) + "_" + _diskProvider.FolderGetCreationTime(folder).Ticks,
Title = title,
OutputPath = new OsPath(folder),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
var files = _diskProvider.GetFiles(folder, SearchOption.AllDirectories);
newWatchItem.TotalSize = files.Select(_diskProvider.GetFileSize).Sum();
newWatchItem.Hash = GetHash(folder, files);
if (files.Any(_diskProvider.IsFileLocked))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
newWatchItem.RemainingTime = null;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return(newWatchItem);
}
foreach (var videoFile in _diskScanService.GetVideoFiles(watchFolder, false))
{
var title = FileNameBuilder.CleanFileName(Path.GetFileName(videoFile));
var newWatchItem = new WatchFolderItem
{
DownloadId = Path.GetFileName(videoFile) + "_" + _diskProvider.FileGetLastWrite(videoFile).Ticks,
Title = title,
OutputPath = new OsPath(videoFile),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
newWatchItem.TotalSize = _diskProvider.GetFileSize(videoFile);
newWatchItem.Hash = GetHash(videoFile);
if (_diskProvider.IsFileLocked(videoFile))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return(newWatchItem);
}
}
private IEnumerable <WatchFolderItem> GetDownloadItems(string watchFolder, Dictionary <string, WatchFolderItem> lastWatchItems, TimeSpan waitPeriod)
{
foreach (var folder in _diskScanService.FilterPaths(watchFolder, _diskProvider.GetDirectories(watchFolder)))
{
var title = FileNameBuilder.CleanFileName(Path.GetFileName(folder));
var newWatchItem = new WatchFolderItem
{
DownloadId = Path.GetFileName(folder) + "_" + _diskProvider.FolderGetCreationTime(folder).Ticks,
Title = title,
OutputPath = new OsPath(folder),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
var files = _diskProvider.GetFiles(folder, SearchOption.AllDirectories);
newWatchItem.TotalSize = files.Select(_diskProvider.GetFileSize).Sum();
newWatchItem.Hash = GetHash(folder, files);
if (files.Any(_diskProvider.IsFileLocked))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
newWatchItem.RemainingTime = null;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return(newWatchItem);
}
foreach (var audioFile in _diskScanService.FilterFiles(watchFolder, _diskScanService.GetAudioFiles(watchFolder, false)))
{
var title = FileNameBuilder.CleanFileName(audioFile.Name);
var newWatchItem = new WatchFolderItem
{
DownloadId = audioFile.Name + "_" + audioFile.LastWriteTimeUtc.Ticks,
Title = title,
OutputPath = new OsPath(audioFile.FullName),
Status = DownloadItemStatus.Completed,
RemainingTime = TimeSpan.Zero
};
var oldWatchItem = lastWatchItems.GetValueOrDefault(newWatchItem.DownloadId);
if (PreCheckWatchItemExpiry(newWatchItem, oldWatchItem))
{
newWatchItem.TotalSize = audioFile.Length;
newWatchItem.Hash = GetHash(audioFile.FullName);
if (_diskProvider.IsFileLocked(audioFile.FullName))
{
newWatchItem.Status = DownloadItemStatus.Downloading;
}
UpdateWatchItemExpiry(newWatchItem, oldWatchItem, waitPeriod);
}
yield return(newWatchItem);
}
}