private LibraryModel()
{
libraryTracer.Restart();
DatabaseManager.Current.Connect();
libraryTracer.Trace("Database Connected");
_playQueue = new PlayQueueModel();
libraryTracer.Trace("PlayQueueModel Created");
}
private LibraryViewModel()
{
perf.Restart();
LibraryModel.Current.Start();
perf.Trace("Model created");
LibraryModel.Current.AllSongs.CollectionChanged += HandleAllSongsCollectionChanged;
LibraryModel.Current.Playlists.CollectionChanged += HandlePlaylistsCollectionChanged;
LibraryModel.Current.Mixes.CollectionChanged += HandleMixCollectionChanged;
LibraryModel.Current.AlbumCreated += HandleLibraryModelAlbumCreated;
_playQueue = new PlayQueueViewModel(LibraryModel.Current.PlayQueue);
perf.Trace("first pass load done");
}
private void LoadCollection()
{
PerfTracer perfTracer = new PerfTracer("LibraryModel Loading");
IEnumerable <SongTable> allSongs = DatabaseManager.Current.FetchSongs();
foreach (SongTable songEntry in allSongs)
{
SongModel songModel = new SongModel(songEntry);
_allSongs.Add(songModel);
songLookupDictionary.Add(songModel.SongId, songModel);
}
perfTracer.Trace("Songs Added");
IEnumerable <AlbumTable> allAlbums = DatabaseManager.Current.FetchAlbums();
foreach (AlbumTable albumEntry in allAlbums)
{
AlbumModel albumModel = new AlbumModel(albumEntry);
_allAlbums.Add(albumModel);
albumLookupDictionary.Add(albumModel.AlbumId, albumModel);
}
perfTracer.Trace("Albums Added");
IEnumerable <ArtistTable> allArtists = DatabaseManager.Current.FetchArtists();
foreach (ArtistTable artistEntry in allArtists)
{
ArtistModel artistModel = new ArtistModel(artistEntry);
_allArtists.Add(artistModel);
artistLookupDictionary.Add(artistModel.ArtistId, artistModel);
}
perfTracer.Trace("Artists Added");
IEnumerable <PlaylistTable> allPlaylists = DatabaseManager.Current.FetchPlaylists();
foreach (PlaylistTable playlistEntry in allPlaylists)
{
PlaylistModel playlistModel = new PlaylistModel(playlistEntry);
Playlists.Add(playlistModel);
playlistLookupDictionary.Add(playlistModel.PlaylistId, playlistModel);
playlistModel.Populate();
}
perfTracer.Trace("Playlists Added");
IEnumerable <MixTable> allMixes = DatabaseManager.Current.FetchMixes();
foreach (MixTable mixEntry in allMixes)
{
MixModel mixModel = new MixModel(mixEntry);
Mixes.Add(mixModel);
mixLookupDictionary.Add(mixModel.MixId, mixModel);
mixModel.Populate();
}
perfTracer.Trace("Mixes Added");
}
/// <summary>
/// Invoked when the application is launched normally by the end user. Other entry points
/// will be used when the application is launched to open a specific file, to display
/// search results, and so forth.
/// </summary>
/// <param name="e">Details about the launch request and process.</param>
protected override void OnLaunched(LaunchActivatedEventArgs e)
{
Logger.Current.Init(LogType.FG);
Logger.Current.Log(new CallerInfo(), LogLevel.Info, "App launched");
PerfTracer pt = new PerfTracer("Startup Perf");
LibraryViewModel.Current.PreInitalize();
UpdateTheme();
pt.Trace("LibraryViewModelInitalized");
#if DEBUG
if (System.Diagnostics.Debugger.IsAttached)
{
this.DebugSettings.EnableFrameRateCounter = true;
}
#endif
Frame rootFrame = Window.Current.Content as Frame;
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (rootFrame == null)
{
// Create a Frame to act as the navigation context and navigate to the first page
rootFrame = new Frame();
// TODO: change this value to a cache size that is appropriate for your application
rootFrame.CacheSize = 1;
if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
{
// TODO: Load state from previously suspended application
}
// Place the frame in the current Window
Window.Current.Content = rootFrame;
}
if (rootFrame.Content == null)
{
// Removes the turnstile navigation for startup.
if (rootFrame.ContentTransitions != null)
{
this.transitions = new TransitionCollection();
foreach (var c in rootFrame.ContentTransitions)
{
this.transitions.Add(c);
}
}
rootFrame.ContentTransitions = null;
rootFrame.Navigated += this.RootFrame_FirstNavigated;
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
Type target = typeof(LandingPage);
if (SettingsViewModel.Current.IsClassicModeEnabled)
{
target = typeof(MainPage);
}
if (!rootFrame.Navigate(target, e.Arguments))
{
throw new Exception("Failed to create initial page");
}
}
// Ensure the current window is active
Window.Current.Activate();
// TODO: need to do this async to get load times down
LibraryViewModel.Current.InitalizeLibrary();
MediaImportManager.Current.Initalize();
pt.Trace("Startup Done");
}