public async Task Update(CancellationToken token)
{
var query = new FileQuery(KnownFolders.MusicLibrary);
await query.ToAsyncEnumerable().ForEachAsync(async arg =>
{
var(file, deffer) = arg;
try
{
if (!SUPPORTED_EXTENSIONS.Contains(Path.GetExtension(file.Name)))
{
deffer.Complete();
return;
}
using (var stream = await file.OpenReadAsync())
{
var abstracStream = new TagLib.StreamFileAbstraction(file.Name, stream.AsStream(), null);
await Task.Run(async() =>
{
using (var tagFile = TagLib.File.Create(abstracStream))
{
var tag = tagFile.Tag;
//var artistString = tag.Artists properties.Artist ?? properties.AlbumArtist ?? "";
//var artistString = properties.Artist ?? properties.AlbumArtist ?? "";
//var discNumber = GetDiscNumber(discNumberPropertie);
//var componosts = (await Task.WhenAll(properties.Composers.Select(x => store.GetOrCreateArtist(x, token)))).ToList();
//var title = properties.Title;
//var artist = (await Task.WhenAll(artistString.Split(new[] { ';', ',' }, StringSplitOptions.RemoveEmptyEntries).Select(x => store.GetOrCreateArtist(x.Trim(), token)))).ToList();
//var genres = (await Task.WhenAll(properties.Genre.Select(x => store.GetOrCreateGenre(x, token)))).ToList();
var musicProperties = await file.Properties.GetMusicPropertiesAsync();
var song = await MusicStore.Instance.AddSong(this.Id, file.Path,
duration: musicProperties.Duration,
composers: tag.Composers,
interpreters: tag.Performers,
genres: tag.Genres,
year: tag.Year,
libraryImageId: file.Path,
albumInterpret: tag.JoinedAlbumArtists,
albumName: tag.Album,
title: tag.Title,
track: (int)tag.Track,
discNumber: (int)tag.Disc,
cancelToken: deffer.CancelToken);
}
});
//s.AddArtists(artist, ArtistType.Interpret);
//s.AddArtists(componosts, ArtistType.Composer);
//s.AddGenres(genres);
//var album = await store.AddSong(s, this, deffer.CancelToken);
//if (album != null)
//{
// // lets look if we have already set an image on another song
// var imagePath = album.Songs.Where(x => x.LibraryImageId != null).Select(x => x.LibraryImageId).FirstOrDefault() ?? file.Path;
// s.LibraryImageId = imagePath;
// await store.SaveChangesAsync(token);
//}
}
deffer.Complete();
}
catch (Exception e)
{
deffer.Complete(e);
}
}, token);
}
private async void btnSave_Clicked(object sender, EventArgs e)
{
try
{
var folder = await FileSystem.Current.GetFileFromPathAsync(picketFilePath);
streamR.Dispose();
streamR = await folder.OpenAsync(FileAccess.ReadAndWrite);
TagLib.Id3v2.Tag.DefaultVersion = 3; TagLib.Id3v2.Tag.ForceDefaultVersion = true;
using (var tagFile = TagLib.File.Create(new FileAbstraction(picketFileName, streamR) /*TagLib.File.Create(new TagLib.StreamFileAbstraction(name, streamR, streamW)*/))
{
var tags = tagFile.Tag;
string[] realArtist = new string[] { };
string[] realGenres = new string[] { };
if (!string.IsNullOrEmpty(txtArtist.Text))
{
var sp = txtArtist.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
if (sp.Count() > 0)
{
realArtist = sp;
}
}
if (!string.IsNullOrEmpty(txtGenre.Text))
{
var sp = txtGenre.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
if (sp.Count() > 0)
{
realGenres = sp;
}
}
tags.Title = txtSongTitle.Text.FullTrimText();
tags.Performers = realArtist.Select(x => x.TrimStart().TrimEnd()).ToArray();
tags.AlbumArtists = realArtist.Select(x => x.TrimStart().TrimEnd()).ToArray();
tags.Album = txtAlbum.Text.FullTrimText();
tags.Track = txtTrackNo.Text.ToUInt();
tags.Year = txtYear.Text.ToUInt();
tags.Genres = realGenres.Select(x => x.TrimStart().TrimEnd()).ToArray();
if (changedCover)
{
Stream coverStream = new MemoryStream(changedCoverImg);
var tagCover = new TagLib.StreamFileAbstraction("hola", coverStream, coverStream);
tagFile.Tag.Pictures = new[] { new TagLib.Picture(tagCover) };
coverStream.Dispose();
}
tagFile.Save();
tagFile.Dispose();
streamR.Dispose();
//AQUI SETIAR UN VARIABLE PARA DECIR QUE REFRESQUE EL LISTVIEW
App.Global_refreshListSong = true;
await Navigation.PopAsync();
//OnBackButtonPressed();
}
}
catch (Exception ex)
{
streamR.Dispose();
string msj = string.Format("Ha ocurrido un error: {0}", ex);
await DisplayAlert("Error", msj, "Ok");
}
}
