public void RemoveItem <T>(object item) where T : class
{
using (var db = new MediaPlayerDbContext())
{
db.Remove(item as T);
db.SaveChanges();
}
}
public int AddItem <T>(object item) where T : class
{
using (var db = new MediaPlayerDbContext())
{
db.Add(item as T);
db.SaveChanges();
return((item is AbstractObjectWithID) ? (item as AbstractObjectWithID).Id : 0);
}
}
public void UpdateItem <T>(object item) where T : class
{
using (var db = new MediaPlayerDbContext())
{
if (item is Tag)
{
var tag = item as Tag;
if (tag.ParentTag != null && tag.ParentTag.Id < 0)
{
tag.ParentTag = null;
db.Entry(item).Reference("ParentTag").IsModified = true;
}
}
db.Update(item as T);
db.SaveChanges();
}
}