private async Task SyncCollectionItems(
string address,
string apiKey,
int mediaSourceId,
JellyfinCollection collection)
{
// get collection items from JF
Either <BaseError, List <MediaItem> > maybeItems =
await _jellyfinApiClient.GetCollectionItems(address, apiKey, mediaSourceId, collection.ItemId);
foreach (BaseError error in maybeItems.LeftToSeq())
{
_logger.LogWarning("Failed to get collection items from Jellyfin: {Error}", error.ToString());
return;
}
List <int> removedIds = await _jellyfinCollectionRepository.RemoveAllTags(collection);
var jellyfinItems = maybeItems.RightToSeq().Flatten().ToList();
_logger.LogDebug("Jellyfin collection {Name} contains {Count} items", collection.Name, jellyfinItems.Count);
// sync tags on items
var addedIds = new List <int>();
foreach (MediaItem item in jellyfinItems)
{
addedIds.Add(await _jellyfinCollectionRepository.AddTag(item, collection));
}
var changedIds = removedIds.Except(addedIds).ToList();
changedIds.AddRange(addedIds.Except(removedIds));
await _searchIndex.RebuildItems(_searchRepository, changedIds);
_searchIndex.Commit();
}
public async Task <Either <BaseError, Unit> > ScanFolder(
LibraryPath libraryPath,
string ffmpegPath,
string ffprobePath,
decimal progressMin,
decimal progressMax,
CancellationToken cancellationToken)
{
try
{
decimal progressSpread = progressMax - progressMin;
var allShowFolders = _localFileSystem.ListSubdirectories(libraryPath.Path)
.Filter(ShouldIncludeFolder)
.OrderBy(identity)
.ToList();
foreach (string showFolder in allShowFolders)
{
if (cancellationToken.IsCancellationRequested)
{
return(new ScanCanceled());
}
decimal percentCompletion = (decimal)allShowFolders.IndexOf(showFolder) / allShowFolders.Count;
await _mediator.Publish(
new LibraryScanProgress(libraryPath.LibraryId, progressMin + percentCompletion *progressSpread),
cancellationToken);
Either <BaseError, MediaItemScanResult <Show> > maybeShow =
await FindOrCreateShow(libraryPath.Id, showFolder)
.BindT(show => UpdateMetadataForShow(show, showFolder))
.BindT(show => UpdateArtworkForShow(show, showFolder, ArtworkKind.Poster, cancellationToken))
.BindT(show => UpdateArtworkForShow(show, showFolder, ArtworkKind.FanArt, cancellationToken))
.BindT(
show => UpdateArtworkForShow(show, showFolder, ArtworkKind.Thumbnail, cancellationToken));
foreach (BaseError error in maybeShow.LeftToSeq())
{
_logger.LogWarning(
"Error processing show in folder {Folder}: {Error}",
showFolder,
error.Value);
}
foreach (MediaItemScanResult <Show> result in maybeShow.RightToSeq())
{
Either <BaseError, Unit> scanResult = await ScanSeasons(
libraryPath,
ffmpegPath,
ffprobePath,
result.Item,
showFolder,
cancellationToken);
foreach (ScanCanceled error in scanResult.LeftToSeq().OfType <ScanCanceled>())
{
return(error);
}
if (result.IsAdded)
{
await _searchIndex.AddItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
else if (result.IsUpdated)
{
await _searchIndex.UpdateItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
}
}
foreach (string path in await _televisionRepository.FindEpisodePaths(libraryPath))
{
if (!_localFileSystem.FileExists(path))
{
_logger.LogInformation("Flagging missing episode at {Path}", path);
List <int> episodeIds = await FlagFileNotFound(libraryPath, path);
await _searchIndex.RebuildItems(_searchRepository, episodeIds);
}
else if (Path.GetFileName(path).StartsWith("._"))
{
_logger.LogInformation("Removing dot underscore file at {Path}", path);
await _televisionRepository.DeleteByPath(libraryPath, path);
}
}
await _libraryRepository.CleanEtagsForLibraryPath(libraryPath);
await _televisionRepository.DeleteEmptySeasons(libraryPath);
List <int> ids = await _televisionRepository.DeleteEmptyShows(libraryPath);
await _searchIndex.RemoveItems(ids);
return(Unit.Default);
}
catch (Exception ex) when(ex is TaskCanceledException or OperationCanceledException)
{
return(new ScanCanceled());
}
finally
{
_searchIndex.Commit();
}
}
public async Task <Either <BaseError, Unit> > ScanFolder(
LibraryPath libraryPath,
string ffprobePath,
string ffmpegPath,
decimal progressMin,
decimal progressMax,
CancellationToken cancellationToken)
{
try
{
decimal progressSpread = progressMax - progressMin;
var foldersCompleted = 0;
var folderQueue = new Queue <string>();
if (ShouldIncludeFolder(libraryPath.Path))
{
folderQueue.Enqueue(libraryPath.Path);
}
foreach (string folder in _localFileSystem.ListSubdirectories(libraryPath.Path)
.Filter(ShouldIncludeFolder)
.OrderBy(identity))
{
folderQueue.Enqueue(folder);
}
while (folderQueue.Count > 0)
{
if (cancellationToken.IsCancellationRequested)
{
return(new ScanCanceled());
}
decimal percentCompletion = (decimal)foldersCompleted / (foldersCompleted + folderQueue.Count);
await _mediator.Publish(
new LibraryScanProgress(libraryPath.LibraryId, progressMin + percentCompletion *progressSpread),
cancellationToken);
string songFolder = folderQueue.Dequeue();
foldersCompleted++;
var filesForEtag = _localFileSystem.ListFiles(songFolder).ToList();
var allFiles = filesForEtag
.Filter(f => AudioFileExtensions.Contains(Path.GetExtension(f)))
.Filter(f => !Path.GetFileName(f).StartsWith("._"))
.ToList();
foreach (string subdirectory in _localFileSystem.ListSubdirectories(songFolder)
.Filter(ShouldIncludeFolder)
.OrderBy(identity))
{
folderQueue.Enqueue(subdirectory);
}
string etag = FolderEtag.Calculate(songFolder, _localFileSystem);
Option <LibraryFolder> knownFolder = libraryPath.LibraryFolders
.Filter(f => f.Path == songFolder)
.HeadOrNone();
// skip folder if etag matches
if (!allFiles.Any() || await knownFolder.Map(f => f.Etag ?? string.Empty).IfNoneAsync(string.Empty) ==
etag)
{
continue;
}
_logger.LogDebug(
"UPDATE: Etag has changed for folder {Folder}",
songFolder);
foreach (string file in allFiles.OrderBy(identity))
{
Either <BaseError, MediaItemScanResult <Song> > maybeSong = await _songRepository
.GetOrAdd(libraryPath, file)
.BindT(video => UpdateStatistics(video, ffmpegPath, ffprobePath))
.BindT(video => UpdateMetadata(video, ffprobePath))
.BindT(video => UpdateThumbnail(video, ffmpegPath, cancellationToken))
.BindT(FlagNormal);
foreach (BaseError error in maybeSong.LeftToSeq())
{
_logger.LogWarning("Error processing song at {Path}: {Error}", file, error.Value);
}
foreach (MediaItemScanResult <Song> result in maybeSong.RightToSeq())
{
if (result.IsAdded)
{
await _searchIndex.AddItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
else if (result.IsUpdated)
{
await _searchIndex.UpdateItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
await _libraryRepository.SetEtag(libraryPath, knownFolder, songFolder, etag);
}
}
}
foreach (string path in await _songRepository.FindSongPaths(libraryPath))
{
if (!_localFileSystem.FileExists(path))
{
_logger.LogInformation("Flagging missing song at {Path}", path);
List <int> songIds = await FlagFileNotFound(libraryPath, path);
await _searchIndex.RebuildItems(_searchRepository, songIds);
}
else if (Path.GetFileName(path).StartsWith("._"))
{
_logger.LogInformation("Removing dot underscore file at {Path}", path);
List <int> songIds = await _songRepository.DeleteByPath(libraryPath, path);
await _searchIndex.RemoveItems(songIds);
}
}
await _libraryRepository.CleanEtagsForLibraryPath(libraryPath);
return(Unit.Default);
}
catch (Exception ex) when(ex is TaskCanceledException or OperationCanceledException)
{
return(new ScanCanceled());
}
finally
{
_searchIndex.Commit();
}
}
private async Task <Either <BaseError, Unit> > ScanLibrary(
IMediaServerMovieRepository <TLibrary, TMovie, TEtag> movieRepository,
TConnectionParameters connectionParameters,
TLibrary library,
Func <TMovie, string> getLocalPath,
string ffmpegPath,
string ffprobePath,
List <TMovie> movieEntries,
bool deepScan,
CancellationToken cancellationToken)
{
List <TEtag> existingMovies = await movieRepository.GetExistingMovies(library);
foreach (TMovie incoming in movieEntries)
{
if (cancellationToken.IsCancellationRequested)
{
return(new ScanCanceled());
}
decimal percentCompletion = (decimal)movieEntries.IndexOf(incoming) / movieEntries.Count;
await _mediator.Publish(new LibraryScanProgress(library.Id, percentCompletion), cancellationToken);
string localPath = getLocalPath(incoming);
if (await ShouldScanItem(movieRepository, library, existingMovies, incoming, localPath, deepScan) == false)
{
continue;
}
Either <BaseError, MediaItemScanResult <TMovie> > maybeMovie = await movieRepository
.GetOrAdd(library, incoming)
.MapT(
result =>
{
result.LocalPath = localPath;
return(result);
})
.BindT(existing => UpdateMetadata(connectionParameters, library, existing, incoming, deepScan))
.BindT(existing => UpdateStatistics(existing, incoming, ffmpegPath, ffprobePath))
.BindT(UpdateSubtitles);
if (maybeMovie.IsLeft)
{
foreach (BaseError error in maybeMovie.LeftToSeq())
{
_logger.LogWarning(
"Error processing movie {Title}: {Error}",
incoming.MovieMetadata.Head().Title,
error.Value);
}
continue;
}
foreach (MediaItemScanResult <TMovie> result in maybeMovie.RightToSeq())
{
await movieRepository.SetEtag(result.Item, MediaServerEtag(incoming));
if (_localFileSystem.FileExists(result.LocalPath))
{
if (await movieRepository.FlagNormal(library, result.Item))
{
result.IsUpdated = true;
}
}
else
{
Option <int> flagResult = await movieRepository.FlagUnavailable(library, result.Item);
if (flagResult.IsSome)
{
result.IsUpdated = true;
}
}
if (result.IsAdded)
{
await _searchIndex.AddItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
else if (result.IsUpdated)
{
await _searchIndex.UpdateItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
}
}
// trash items that are no longer present on the media server
var fileNotFoundItemIds = existingMovies.Map(m => m.MediaServerItemId)
.Except(movieEntries.Map(MediaServerItemId)).ToList();
List <int> ids = await movieRepository.FlagFileNotFound(library, fileNotFoundItemIds);
await _searchIndex.RebuildItems(_searchRepository, ids);
await _mediator.Publish(new LibraryScanProgress(library.Id, 0), cancellationToken);
return(Unit.Default);
}
private async Task <Either <BaseError, Unit> > ScanLibrary(
PlexConnection connection,
PlexServerAuthToken token,
PlexLibrary library,
string ffmpegPath,
string ffprobePath,
bool deepScan,
List <PlexShow> showEntries,
CancellationToken cancellationToken)
{
List <PlexItemEtag> existingShows = await _plexTelevisionRepository.GetExistingPlexShows(library);
List <PlexPathReplacement> pathReplacements = await _mediaSourceRepository
.GetPlexPathReplacements(library.MediaSourceId);
foreach (PlexShow incoming in showEntries)
{
if (cancellationToken.IsCancellationRequested)
{
return(new ScanCanceled());
}
decimal percentCompletion = (decimal)showEntries.IndexOf(incoming) / showEntries.Count;
await _mediator.Publish(new LibraryScanProgress(library.Id, percentCompletion), cancellationToken);
// TODO: figure out how to rebuild playlists
Either <BaseError, MediaItemScanResult <PlexShow> > maybeShow = await _televisionRepository
.GetOrAddPlexShow(library, incoming)
.BindT(existing => UpdateMetadata(existing, incoming, library, connection, token, deepScan))
.BindT(existing => UpdateArtwork(existing, incoming));
if (maybeShow.IsLeft)
{
foreach (BaseError error in maybeShow.LeftToSeq())
{
_logger.LogWarning(
"Error processing plex show at {Key}: {Error}",
incoming.Key,
error.Value);
}
continue;
}
foreach (MediaItemScanResult <PlexShow> result in maybeShow.RightToSeq())
{
Either <BaseError, Unit> scanResult = await ScanSeasons(
library,
pathReplacements,
result.Item,
connection,
token,
ffmpegPath,
ffprobePath,
deepScan,
cancellationToken);
foreach (ScanCanceled error in scanResult.LeftToSeq().OfType <ScanCanceled>())
{
return(error);
}
await _plexTelevisionRepository.SetPlexEtag(result.Item, incoming.Etag);
// TODO: if any seasons are unavailable or not found, flag show as unavailable/not found
if (result.IsAdded)
{
await _searchIndex.AddItems(_searchRepository, new List <MediaItem> {
result.Item
});
}
else if (result.IsUpdated)
{
await _searchIndex.UpdateItems(
_searchRepository,
new List <MediaItem> {
result.Item
});
}
}
}
// trash items that are no longer present on the media server
var fileNotFoundKeys = existingShows.Map(m => m.Key).Except(showEntries.Map(m => m.Key)).ToList();
List <int> ids = await _plexTelevisionRepository.FlagFileNotFoundShows(library, fileNotFoundKeys);
await _searchIndex.RebuildItems(_searchRepository, ids);
await _mediator.Publish(new LibraryScanProgress(library.Id, 0), cancellationToken);
return(Unit.Default);
}