/// <summary>
/// Keeps the download progress properties of the music items up-to-date
/// so that the progress can be displayed under each item in the UI.
///
/// The music items in the library and the playlist do not point to the
/// same object even if it's the same track so we need to update both places separately.
/// </summary>
/// <param name="transfer"></param>
protected override void OnDownloadStatusUpdate(BackgroundTransferRequest transfer)
{
base.OnDownloadStatusUpdate(transfer);
var path = FileUtilsBase.UnixSeparators(transfer.Tag.Substring(PhoneLocalLibrary.Instance.BaseMusicPath.Length));
var musicItem = MusicProvider.SearchItem(path);
var isDownloading = transfer.TransferStatus == TransferStatus.Transferring;
var bytesReceived = (ulong)transfer.BytesReceived;
// updates track in the library
if (musicItem != null)
{
MusicItem.SetDownloadStatus(musicItem, bytesReceived);
musicItem.IsDownloading = isDownloading;
}
// updates the track in the playlist
var playlistTracks = PimpViewModel.Instance.MusicPlayer.Playlist.Songs
.Where(item => item.Song.Path == path)
.ToList(); // beautiful!!!
BasePlaylist.SetDownloadStatus(playlistTracks, bytesReceived);
foreach (var item in playlistTracks)
{
item.Song.IsDownloading = isDownloading;
}
}
/// <summary>
/// Resolves and returns the relative music path of the track the given file
/// points to. The path is returned with Unix-style path separators.
/// </summary>
/// <param name="file"></param>
/// <returns>the relative music path of the file with Unix-style path separators</returns>
public static string MusicPath(IStorageFile file)
{
// music\Iron Maiden\...
var path = AppLocalFolderFileUtils.LocalPath(file);
// Iron Maiden/...
return(FileUtilsBase.UnixSeparators(path.Substring(musicFolderName.Length + 1)));
}
private async Task <List <MusicItem> > GetFolders(string root, string folder)
{
// todo clarify concepts; relative vs absolute
var relativeFolder = root + folder;
var ret = new List <MusicItem>();
var dirs = await FileUtil.ListFolderNames(relativeFolder);
foreach (var dirName in dirs)
{
var path = FileUtilsBase.UnixSeparators(folder + dirName);
ret.Add(new MusicItem()
{
Id = path,
Name = dirName,
IsDir = true,
Path = path
});
}
return(ret);
}
protected CoverService(FileUtilsBase fileUtils, string coverArtFolderPath)
{
this.fileUtils = fileUtils;
this.coverArtFolderPath = coverArtFolderPath;
httpClient = new HttpClient();
}
protected Task <Uri> UriFromPath(string filePath)
{
return(fileUtils.UriIfExistsAndPositiveSize(FileUtilsBase.UnixSeparators(filePath)));
}
private static string Decode(string id)
{
return(FileUtilsBase.UnixSeparators(WebUtility.UrlDecode(id)));
}
