public int DeleteTrack(IModelReference trackReference)
{
int count = 0;
int trackId = (int)trackReference.Id;
if (Tracks.Remove(trackId))
{
count++;
var subFingerprintReferences = SubFingerprints
.Where(pair => pair.Value.TrackReference.Equals(trackReference)).Select(pair => pair.Key).ToList();
count += subFingerprintReferences.Count;
foreach (var subFingerprintReference in subFingerprintReferences)
{
SubFingerprints.Remove(subFingerprintReference);
}
foreach (var hashTable in HashTables)
{
foreach (var hashBins in hashTable)
{
foreach (var subFingerprintReference in subFingerprintReferences)
{
if (hashBins.Value.Remove(subFingerprintReference))
{
count++;
}
}
}
}
}
return(count);
}
public IEnumerable <SubFingerprintData> ReadSubFingerprintByTrackReference(IModelReference trackReference)
{
return(SubFingerprints.Where(pair => pair.Value.TrackReference.Equals(trackReference)).Select(pair => pair.Value).ToList());
}