public void SaveAuction(tbl_Auction auction)
        {
            OLXDBContext context = new OLXDBContext();

            context.tbl_Auction.Add(auction);

            context.SaveChanges();
        }
        public void DeleteAuction(tbl_Auction auction)
        {
            OLXDBContext context = new OLXDBContext();

            context.Entry(auction).State = System.Data.Entity.EntityState.Deleted;

            context.SaveChanges();
        }
        public void SaveEdit(tbl_Auction auction)
        {
            OLXDBContext context = new OLXDBContext();

            context.Entry(auction).State = System.Data.Entity.EntityState.Modified;

            context.SaveChanges();
        }
        public int SavePicture(tbl_Picture picture)
        {
            OLXDBContext context = new OLXDBContext();

            context.tbl_Picture.Add(picture);

            context.SaveChanges();

            return(picture.PicID);
        }
        public tbl_Auction EditAuction(int ID)
        {
            OLXDBContext context = new OLXDBContext();

            return(context.tbl_Auction.Find(ID));
        }
        public List <tbl_Auction> Listing()
        {
            OLXDBContext context = new OLXDBContext();

            return(context.tbl_Auction.ToList());
        }