public string RemoveEditorPick(int productID, string status)
 {
     try
     {
         EditorPick pick = db.EditorPicks.Where(e => e.ProductId == productID).FirstOrDefault();
         if (pick != null)
         {
             db.EditorPicks.Remove(pick);
             db.SaveChanges();
             return(Constant.ST_OK);
         }
         else
         {
             return(Constant.ST_OK);
         }
     }
     catch (Exception)
     {
         return(Constant.ST_NG);
     }
 }
        public string AddEditorPick(int productID)
        {
            try
            {
                EditorPick pick = db.EditorPicks.Where(e => e.ProductId == productID).FirstOrDefault();
                if (pick != null)
                {
                    return(Constant.ST_OK);
                }
                else
                {
                    pick           = new EditorPick();
                    pick.ProductId = productID;

                    db.EditorPicks.Add(pick);
                    db.SaveChanges();
                    return(Constant.ST_OK);
                }
            }
            catch (Exception)
            {
                return(Constant.ST_NG);
            }
        }