public async Task <Either <BaseError, Unit> > ScanLibrary(
PlexConnection connection,
PlexServerAuthToken token,
PlexLibrary library,
string ffmpegPath,
string ffprobePath,
bool deepScan,
CancellationToken cancellationToken)
{
List <PlexPathReplacement> pathReplacements =
await _mediaSourceRepository.GetPlexPathReplacements(library.MediaSourceId);
string GetLocalPath(PlexMovie movie)
{
return(_plexPathReplacementService.GetReplacementPlexPath(
pathReplacements,
movie.GetHeadVersion().MediaFiles.Head().Path,
false));
}
return(await ScanLibrary(
_plexMovieRepository,
new PlexConnectionParameters(connection, token),
library,
GetLocalPath,
ffmpegPath,
ffprobePath,
deepScan,
cancellationToken));
}
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);
}
