private static bool AlbumMerge(Album Changing, AlbumModifier AM, IImportContext IT, IProgress<ImportExportError> progress)
{
try
{
AM._UnderTrans = true;
if (!Changing.Images.SequenceEqual(AM._AM.Images, (im1, im2) => im1.CompareContent(im2)))
{
int i = 0;
foreach (AlbumImage im in Changing.Images)
{
AM.Images.Insert(i++, im.Clone(AM._AM));
}
}
//forceons l'ecriture des infos albums pour les tracks migres
AM.Name = AM.Name;
AM.ForceAuthorReWrite();
if (AM._AM.Genre == null)
AM.Genre = Changing.Genre;
if (AM._AM.Interface.Year == 0)
AM.Year = Changing.Interface.Year;
IList<Track> tracks = Changing.RawTracks.ToList();
using (IMusicTransaction IMut = IT.CreateTransaction())
{
foreach (Track tr in tracks)
{
AM.Tracks.Add(new TrackModifier(tr.CloneTo(IT, AM._AM), AM));
}
AM.TrivialCommit(IMut, progress);
IT.AddForRemove(Changing);
IMut.Commit();
}
}
catch (Exception e)
{
Trace.WriteLine("Problem during Album Merge: " + e.ToString());
}
AM._UnderTrans = false;
AM._AM.Context = null;
return true;
}
internal void ResetChanges(AlbumModifier AM)
{
lock (_Lockobject)
{
if (_Modifier == null)
return;
if (_Modifier != AM)
throw new InvalidOperationException();
_Modifier = null;
}
}
internal AlbumModifier GetModifiableAlbum(bool resetCorruptedImage, IImportContext IT)
{
if (_Modifier != null)
return null;
AlbumModifier Modifier = null;
if ((IT == null) || (!object.ReferenceEquals(IT, _Context) && (_Context != null)))
throw new Exception("Session Management");
if (_Modifier == null)
{
Modifier = new AlbumModifier(this, resetCorruptedImage, IT);
}
lock (_Lockobject)
{
if (_Modifier == null)
{
_Modifier = Modifier;
return _Modifier;
}
else
return null;
}
}
internal IIsolatedMofiableList<IModifiableTrack> GetTrackModifier(AlbumModifier am)
{
//UpdateTracks();
SafeCollectionModifierConverter<Track, IModifiableTrack> res =
new SafeCollectionModifierConverter<Track, IModifiableTrack>(ModifiableSortedTracks, ((t) => new TrackModifier(t, am)), ((t) => (t as TrackModifier).Track));
res.OnBeforeChangedCommited += OnBeforeTrackModifiedCommitted;
//res.OnCommit += OnTrackModifiedCommitted;
return res;
}
internal bool Modify(AlbumModifier AM)
{
lock (_Lockobject)//todo readerslim
{
try
{
if (AM.IsAlbumOnlyModified)
{
if (AM.NewGenre != null)
{
Genre = AM.NewGenre;
}
if (AM.NewYear != null)
{
Year = (int)AM.NewYear;
}
}
foreach (IModifiableTrack TN in AM.Tracks)
{
(TN as TrackModifier).CommitChanges();
}
SortList();
return true;
}
catch (Exception e)
{
Trace.WriteLine(e);
return false;
}
}//+ [System.IO.IOException] {"The process cannot access the file 'C:\\Documents and Settings\\DEM\\My Documents\\My Music\\Music Collection\\ddd\\0\\Copy of Copy of Copy of Unknown Album 1\\1-Track 1.mp3' because it is being used by another process."} System.IO.IOException
}