public bool RemoveSong(Song song)
{
return(SongDao.RemoveSong(song));
}
/// <summary>
/// Searches for differences between the database and the music collection. Then, if needed, it adds or removes the songs that doesn't exist on both lists
/// </summary>
public static async void LoadCollectionChanges()
{
if (LoadCollectionCompleted == false)
{
return;
}
Debug.WriteLine("INICIANDO BUSCA");
LoadCollectionCompleted = false;
bool changed = false;
if (ApplicationSettings.IsCollectionLoaded)
{
List <Song> currentSongs = SongDao.GetSongs(false);
List <string> folderSongs = new List <string>();
if (currentSongs != null)
{
List <Song> listOfSongs = currentSongs;
Song aux = null;
StorageFolder coversFolder = await ApplicationData.Current.LocalFolder.CreateFolderAsync("Covers", CreationCollisionOption.OpenIfExists);
var songs = await StorageHelper.ScanFolder(KnownFolders.MusicLibrary);
int totalCount = songs.Count;
try
{
foreach (StorageFile file in songs)
{
if (Stop)
{
Stop = false;
break;
}
folderSongs.Add(file.Path);
}
}
catch
{
}
try
{
// Searches for new songs in the music library
foreach (StorageFile file in songs)
{
if (Stop)
{
Stop = false;
break;
}
if (currentSongs.Any(s => s.SongURI == file.Path) == false)
{
if (Stop)
{
Stop = false;
break;
}
aux = await CreateSongObjectByFile(file, listOfSongs);
changed = true;
listOfSongs.Add(aux);
}
}
}
catch
{
}
try
{
// Removes any registry for a song that doesn't exist anymore in music library
foreach (Song song in currentSongs)
{
if (Stop)
{
Stop = false;
break;
}
if (folderSongs.Contains(song.SongURI) == false)
{
SongDao.RemoveSong(song);
changed = true;
}
}
}
catch
{
}
}
}
Debug.WriteLine("BUSCA CONCLUÍDA");
LoadCollectionCompleted = true;
}