private void MusicDatabaseWindow_Loaded(object sender, System.Windows.RoutedEventArgs e)
{
this.task = new Task(() => {
try
{
this.collectionStatistics = this.generator.ComputeStatistics();
if (this.collectionStatistics != null)
{
this.Dispatcher.BeginInvokeAction(this.UpdateUI);
}
}
catch (Exception ex)
{
Utility.WriteToErrorLog(ex.ToString());
Dialogs.Error("Error calculating statistics: " + ex.Message);
}
finally
{
this.canClose = true;
this.Dispatcher.BeginInvokeAction(() => this.busyIndicator.IsBusy = false);
if (this.shouldCancel)
{
this.Dispatcher.BeginInvokeAction(this.Close);
}
}
});
this.task.Start();
}
public CollectionStatistics ComputeStatistics()
{
CollectionStatistics statistics = new CollectionStatistics();
HashSet <string> albumArtists = new HashSet <string>();
HashSet <Artist> artists = new HashSet <Artist>();
Release[] releases = this.collectionManager.Releases.ToArray();
int processedReleases = 0;
foreach (Release release in releases)
{
statistics.TotalReleases += 1;
statistics.TotalAlbumArtists += albumArtists.Add(release.JoinedAlbumArtists) ? 1 : 0;
statistics.TotalArtists += release.Artists.Select(a => artists.Add(a.Artist) ? 1 : 0).Sum();
statistics.TotalArtists += release.Tracklist.Select(t => t.Artists.Select(a => artists.Add(a.Artist) ? 1 : 0).Sum()).Sum();
statistics.TotalTracks += release.Tracklist.Count;
bool isPerfect = this.IsReleasePerfect(release);
if (isPerfect)
{
statistics.PerfectReleases += 1;
}
if (release.Images.Count > 0)
{
statistics.ReleasesWithImages += 1;
}
statistics.TotalImages += release.Images.Count;
statistics.TotalImageBytes += release.Images.Select(i => this.collectionManager.ImageHandler.GetImageByteLength(i)).Sum();
statistics.TotalAdditionalFiles += release.AdditionalFiles.Count;
statistics.TotalAdditionalFileBytes += release.AdditionalFiles.Select(f => f.File.Length).Sum();
statistics.FlaggedReleases += release.IsFlagged ? 1 : 0;
++processedReleases;
ProgressChangedEventArgs eventArgs = new ProgressChangedEventArgs((double)processedReleases / releases.Length);
this.OnProgressChanged(eventArgs);
if (eventArgs.Cancel)
{
return(null);
}
}
return(statistics);
}
public CollectionStatistics ComputeStatistics()
{
CollectionStatistics statistics = new CollectionStatistics();
HashSet<string> albumArtists = new HashSet<string>();
HashSet<Artist> artists = new HashSet<Artist>();
Release[] releases = this.collectionManager.Releases.ToArray();
int processedReleases = 0;
foreach (Release release in releases)
{
statistics.TotalReleases += 1;
statistics.TotalAlbumArtists += albumArtists.Add(release.JoinedAlbumArtists) ? 1 : 0;
statistics.TotalArtists += release.Artists.Select(a => artists.Add(a.Artist) ? 1 : 0).Sum();
statistics.TotalArtists += release.Tracklist.Select(t => t.Artists.Select(a => artists.Add(a.Artist) ? 1 : 0).Sum()).Sum();
statistics.TotalTracks += release.Tracklist.Count;
bool isPerfect = this.IsReleasePerfect(release);
if (isPerfect)
{
statistics.PerfectReleases += 1;
}
if (release.Images.Count > 0)
{
statistics.ReleasesWithImages += 1;
}
statistics.TotalImages += release.Images.Count;
statistics.TotalImageBytes += release.Images.Select(i => this.collectionManager.ImageHandler.GetImageByteLength(i)).Sum();
statistics.TotalAdditionalFiles += release.AdditionalFiles.Count;
statistics.TotalAdditionalFileBytes += release.AdditionalFiles.Select(f => f.File.Length).Sum();
statistics.FlaggedReleases += release.IsFlagged ? 1 : 0;
++processedReleases;
ProgressChangedEventArgs eventArgs = new ProgressChangedEventArgs((double)processedReleases / releases.Length);
this.OnProgressChanged(eventArgs);
if (eventArgs.Cancel)
{
return null;
}
}
return statistics;
}
