public int Add(object o)
{
using (MusicLibraryContext musicLibraryContext = new MusicLibraryContext())
{
musicLibraryContext.Genres.Add((Genre)o);
return(musicLibraryContext.SaveChanges());
}
}
public int Update(object o)
{
using (MusicLibraryContext musicLibraryContext = new MusicLibraryContext())
{
musicLibraryContext.Entry((Genre)o).State = EntityState.Modified;
return(musicLibraryContext.SaveChanges());
}
}
public int Add(object o)
{
using (MusicLibraryContext musicLibraryContext = new MusicLibraryContext())
{
musicLibraryContext.Artists.Add((Artist)o);
return(musicLibraryContext.SaveChanges());
}
}
public int Delete(object o)
{
using (MusicLibraryContext musicLibraryContext = new MusicLibraryContext())
{
var entry = musicLibraryContext.Entry((Genre)o);
if (entry.State == EntityState.Detached)
{
musicLibraryContext.Genres.Attach((Genre)o);
}
musicLibraryContext.Genres.Remove((Genre)o);
return(musicLibraryContext.SaveChanges());
}
}
