private void PerformSyncThreadCycle()
{
while (tracks_to_add.Count > 0)
{
IpodTrackInfo track = null;
lock (sync_mutex) {
track = tracks_to_add.Dequeue();
}
try {
track.CommitToIpod(ipod_device);
tracks_map[track.TrackId] = track;
} catch (Exception e) {
Log.Exception("Cannot save track to iPod", e);
}
}
// TODO sync updated metadata to changed tracks
while (tracks_to_remove.Count > 0)
{
IpodTrackInfo track = null;
lock (sync_mutex) {
track = tracks_to_remove.Dequeue();
}
if (tracks_map.ContainsKey(track.TrackId))
{
tracks_map.Remove(track.TrackId);
}
try {
if (track.IpodTrack != null)
{
ipod_device.TrackDatabase.RemoveTrack(track.IpodTrack);
}
} catch (Exception e) {
Log.Exception("Cannot remove track from iPod", e);
}
}
// Remove playlists on the device
List <IPod.Playlist> device_playlists = new List <IPod.Playlist> (ipod_device.TrackDatabase.Playlists);
foreach (IPod.Playlist playlist in device_playlists)
{
if (!playlist.IsOnTheGo)
{
ipod_device.TrackDatabase.RemovePlaylist(playlist);
}
}
device_playlists.Clear();
if (SupportsPlaylists)
{
// Add playlists from Banshee to the device
foreach (Source child in Children)
{
PlaylistSource from = child as PlaylistSource;
if (from != null && from.Count > 0)
{
IPod.Playlist playlist = ipod_device.TrackDatabase.CreatePlaylist(from.Name);
foreach (int track_id in ServiceManager.DbConnection.QueryEnumerable <int> (String.Format(
"SELECT CoreTracks.TrackID FROM {0} WHERE {1}",
from.DatabaseTrackModel.ConditionFromFragment, from.DatabaseTrackModel.Condition)))
{
playlist.AddTrack(tracks_map[track_id].IpodTrack);
}
}
}
}
try {
ipod_device.TrackDatabase.SaveStarted += OnIpodDatabaseSaveStarted;
ipod_device.TrackDatabase.SaveEnded += OnIpodDatabaseSaveEnded;
ipod_device.TrackDatabase.SaveProgressChanged += OnIpodDatabaseSaveProgressChanged;
ipod_device.Save();
} catch (InsufficientSpaceException) {
ErrorSource.AddMessage(Catalog.GetString("Out of space on device"), Catalog.GetString("Please manually remove some songs"));
} catch (Exception e) {
Log.Exception("Failed to save iPod database", e);
} finally {
ipod_device.TrackDatabase.SaveStarted -= OnIpodDatabaseSaveStarted;
ipod_device.TrackDatabase.SaveEnded -= OnIpodDatabaseSaveEnded;
ipod_device.TrackDatabase.SaveProgressChanged -= OnIpodDatabaseSaveProgressChanged;
}
}
