/// <summary>
/// Asynchronously tries to extract series metadata for the given <param name="mediaItemAccessor"></param>
/// </summary>
/// <param name="mediaItemAccessor">Points to the resource for which we try to extract metadata</param>
/// <param name="extractedAspectData">Dictionary of MediaItemAspect to update with metadata</param>
/// <param name="reimport">During reimport only allow if nfo is for same media as this</param>
/// <returns><c>true</c> if metadata was found and stored into the <paramref name="extractedAspectData"/>, else <c>false</c></returns>
protected async Task <bool> TryExtractAlbumMetadataAsync(IResourceAccessor mediaItemAccessor, IDictionary <Guid, IList <MediaItemAspect> > extractedAspectData, AlbumInfo reimport)
{
NfoAlbumReader albumNfoReader = await TryGetNfoAlbumReaderAsync(mediaItemAccessor).ConfigureAwait(false);
if (albumNfoReader != null)
{
if (reimport != null && !VerifyAlbumReimport(albumNfoReader, reimport))
{
return(false);
}
return(albumNfoReader.TryWriteMetadata(extractedAspectData));
}
return(false);
}
/// <summary>
/// Verifies if the album being reimported matches the album in the nfo file
/// </summary>
/// <param name="reader">Reader used read the album information from the nfo file</param>
/// <param name="reimport">The album being reimported</param>
/// <returns>Result of the verification</returns>
protected bool VerifyAlbumReimport(NfoAlbumReader reader, AlbumInfo reimport)
{
if (reimport == null)
{
return(true);
}
IDictionary <Guid, IList <MediaItemAspect> > aspectData = new Dictionary <Guid, IList <MediaItemAspect> >();
if (reader.TryWriteMetadata(aspectData))
{
AlbumInfo info = new AlbumInfo();
info.FromMetadata(aspectData);
if (reimport.Equals(info))
{
return(true);
}
}
return(false);
}