| public ReadTotalTimeOfPlaylistsInMinutes ( long organisationId ) : double | ||
| organisationId | long | |
| return | double | |
public double ReadTotalTimeOfPlaylistsInMinutes(long organisationId)
{
var playlists = organisationsRepository.ReadOrganisationWithPlaylistsAndTracks(organisationId).Playlists;
var allTracks = playlists.SelectMany(p => p.PlaylistTracks.Select(pt => pt.Track));
var sum = allTracks.Sum(t => t.Duration);
return Math.Round(sum/60.0,1);
}