private async void TracksCollection_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (TracksCollection.Elements.Count > 0 && e.NewItems?.Count == SongCount)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { MusicLibraryLoaded.Invoke(this, new RoutedEventArgs()); }); //no use raising an event when library isn't ready.
OldItems = TracksCollection.Elements;
TracksCollection.CollectionChanged -= TracksCollection_CollectionChanged;
}
}
private async void TracksCollection_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (TracksCollection.Elements.Count > 0 && e.NewItems?.Count == SongCount)
{
await RemoveDuplicateGroups().ConfigureAwait(false);
Messenger.Instance.NotifyColleagues(MessageTypes.MSG_LIBRARY_LOADED, new List <object>()
{
TracksCollection, grouped
});
MusicLibraryLoaded.Invoke(this, new RoutedEventArgs());
OldItems = TracksCollection.Elements;
TracksCollection.CollectionChanged -= TracksCollection_CollectionChanged;
}
}
/// <summary>
/// Loads library from the database file.
/// </summary>
async void LoadLibrary()
{
if (File.Exists(ApplicationData.Current.LocalFolder.Path + @"\breadplayer.db"))
{
//OldItems = db.GetTracks();
TracksCollection = new GroupedObservableCollection <string, Mediafile>(t => t.Title, await db.GetTracks(), t => t.Title);
RecentlyPlayedCollection.AddRange(db.recent.FindAll());
if (TracksCollection.Elements.Count > 0)
{
MusicLibraryLoaded.Invoke(this, new RoutedEventArgs()); //no use raising an event when library isn't ready.
}
ViewSource.Source = TracksCollection.Elements;
ViewSource.IsSourceGrouped = false;
}
}
private async void HandleUpdateSongCountMessage(Message message)
{
if (message.Payload is short || message.Payload is Int32)
{
message.HandledStatus = MessageHandledStatus.HandledCompleted;
SongCount = Convert.ToInt32(message.Payload);
IsLibraryLoading = true;
}
else
{
IsLibraryLoading = false;
await SharedLogic.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
MusicLibraryLoaded?.Invoke(this, new RoutedEventArgs());
});
}
}
private async void TracksCollection_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (TracksCollection.Elements.Count > 0 && e.NewItems?.Count == SongCount)
{
await RemoveDuplicateGroups().ConfigureAwait(false);
Messenger.Instance.NotifyColleagues(MessageTypes.MSG_LIBRARY_LOADED, new List <object>()
{
TracksCollection, grouped
});
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { MusicLibraryLoaded.Invoke(this, new RoutedEventArgs()); }); //no use raising an event when library isn't ready.
OldItems = TracksCollection.Elements;
TracksCollection.CollectionChanged -= TracksCollection_CollectionChanged;
}
}
private async void HandleImportFolder(Message message)
{
if (message.Payload is IEnumerable <Mediafile> songs)
{
message.HandledStatus = MessageHandledStatus.HandledCompleted;
await SharedLogic.Instance.NotificationManager.ShowMessageAsync("Adding songs into library. Please wait...");
TracksCollection.AddRange(songs);
await SharedLogic.Instance.NotificationManager.ShowMessageAsync("Saving songs into database. Please wait...");
await LibraryService.AddMediafiles(songs).ConfigureAwait(false);
IsLibraryLoading = false;
await BreadDispatcher.InvokeAsync(() =>
{
MusicLibraryLoaded?.Invoke(this, new RoutedEventArgs());
});
}
}