private void AddToDb(AudioFileDoc audioFileDoc)
{
using (var db = _dataAccessService.Create())
{
var collection = db.GetCollection <AudioFileDoc>(DbCollections.AudioFiles);
collection.Upsert(audioFileDoc);
}
}
private async Task SetAudioMetadata(AudioFileDoc audioFileDoc)
{
var audioMetadata = await _audioMetadataProvider.GetAudioMetadata(audioFileDoc);
audioFileDoc.Artist = audioMetadata.Artist;
audioFileDoc.Album = audioMetadata.Album;
audioFileDoc.Title = audioMetadata.Title;
}
private AudioItemPO MapAudioItemPO(AudioFileDoc audioFileDoc)
{
return(new AudioItemPO(audioFileDoc.Id, _audioPlaybackService.Play)
{
Artist = audioFileDoc.Artist,
Album = audioFileDoc.Album,
Title = audioFileDoc.Title
});
}
public async Task <AudioMetadata> GetAudioMetadata(AudioFileDoc audioFileDoc)
{
var storageFile = await StorageFile.GetFileFromPathAsync(audioFileDoc.FilePath);
var fileMusicProperties = await storageFile.Properties.GetMusicPropertiesAsync();
var audioMetadata = new AudioMetadata(fileMusicProperties.Artist, fileMusicProperties.AlbumArtist,
fileMusicProperties.Title);
return(audioMetadata);
}
public async Task <IEnumerable <AudioFileDoc> > GetAudioFilesAsync()
{
var audioFileDocs = new List <AudioFileDoc>();
await Task.Run(async() =>
{
//TODO: Request permissions for external storage
var context = Application.Context;
var contentResolver = context.ContentResolver;
var uri = MediaStore.Audio.Media.ExternalContentUri;
var projection = new[]
{
MediaStore.Audio.AudioColumns.Artist,
MediaStore.Audio.AudioColumns.Album,
MediaStore.Audio.AudioColumns.Title,
MediaStore.Audio.AudioColumns.Data
};
var sortOrder = MediaStore.Audio.Media.DefaultSortOrder;
var selection = $"{MediaStore.Audio.Media.InterfaceConsts.IsMusic}=1";
var musicCursor = contentResolver.Query(
uri,
projection,
selection,
null,
sortOrder);
if (musicCursor != null && musicCursor.MoveToFirst())
{
//get columns
var pathColumn = musicCursor.GetColumnIndex
(MediaStore.Audio.Media.InterfaceConsts.Data);
//var idColumn = musicCursor.GetColumnIndex
// (MediaStore.Audio.Media.InterfaceConsts.Id);
var titleColumn = musicCursor.GetColumnIndex
(MediaStore.Audio.Media.InterfaceConsts.Title);
var artistColumn = musicCursor.GetColumnIndex
(MediaStore.Audio.Media.InterfaceConsts.Artist);
var albumColumn = musicCursor.GetColumnIndex
(MediaStore.Audio.Media.InterfaceConsts.Album);
//add songs to list
do
{
//var thisId = musicCursor.GetLong(idColumn);
var thisArtist = musicCursor.GetString(artistColumn);
var thisAlbum = musicCursor.GetString(albumColumn);
var thisTitle = musicCursor.GetString(titleColumn);
var thisPath = musicCursor.GetString(pathColumn);
if (string.IsNullOrWhiteSpace(thisArtist))
{
thisArtist = "Unknown artist";
}
if (string.IsNullOrWhiteSpace(thisAlbum))
{
thisArtist = "Unknown album";
}
if (string.IsNullOrWhiteSpace(thisTitle))
{
thisArtist = "Unknown title";
}
var audioFileDoc = new AudioFileDoc
{
Artist = thisArtist,
Album = thisAlbum,
Title = thisTitle,
FilePath = thisPath
};
audioFileDoc.Checksum = await _checksumProviderService.GetFileChecksum(audioFileDoc.FilePath);
AddToDb(audioFileDoc);
audioFileDocs.Add(audioFileDoc);
} while (musicCursor.MoveToNext());
}
});
return(audioFileDocs);
}
