private Criteria <Artist> GetArtistCriteria(XElement xml)
{
var propertyName = (PropertyName)Enum.Parse(typeof(PropertyName), xml.Attribute(PlaylistCriteriaPropertyName).Value);
var criteriaType = (CriteriaType)Enum.Parse(typeof(CriteriaType), xml.Attribute(PlaylistCriteriaType).Value);
var valueString = xml.Attribute(PlaylistCriteriaValue).Value;
return(_trackCriteriaService.GetArtistCriteria(propertyName, criteriaType, valueString));
}
private CriteriaPlaylist CreatePlaylist(CriteriaPlaylist playlist = null)
{
if (playlist == null)
{
playlist = new CriteriaPlaylist(0, "", false);
}
playlist.Title = PlaylistTitle;
playlist.OrderByProperty = OrderByProperty;
playlist.OrderByDescending = OrderByDescending;
playlist.MaxTracks = MaxTracks;
playlist.CriteriaGroups.Clear();
foreach (var group in Criteria.Where(g => g.Criteria.Any()))
{
var criteriaGroup = new CriteriaGroup();
foreach (var criteria in group.Criteria.Where(g => g.PropertyName != null))
{
switch (criteria.PropertyOwner)
{
case PropertyOwner.Track:
criteriaGroup.TrackCriteria.Add(_trackCriteriaService.GetTrackCriteria(criteria.PropertyName.Value, criteria.CriteriaType.Value, criteria.ValueString));
break;
case PropertyOwner.Disc:
criteriaGroup.DiscCriteria.Add(_trackCriteriaService.GetDiscCriteria(criteria.PropertyName.Value, criteria.CriteriaType.Value, criteria.ValueString));
break;
case PropertyOwner.Album:
criteriaGroup.AlbumCriteria.Add(_trackCriteriaService.GetAlbumCriteria(criteria.PropertyName.Value, criteria.CriteriaType.Value, criteria.ValueString));
break;
case PropertyOwner.Artist:
criteriaGroup.ArtistCriteria.Add(_trackCriteriaService.GetArtistCriteria(criteria.PropertyName.Value, criteria.CriteriaType.Value, criteria.ValueString));
break;
default:
throw new InvalidOperationException("Invalid property owner");
}
}
playlist.CriteriaGroups.Add(criteriaGroup);
}
return(playlist);
}