public int CreateBoxNumber(BoxNumber newBoxNumber)
        {
            int result = -1;
            try
            {
                conn = db.openConn();
                tr = conn.BeginTransaction();
                sb = new StringBuilder();
                sb.Remove(0, sb.Length);
                sb.Append("INSERT INTO box_numbers(complete_no,quantity,suplier,date_create,user_create_name,status)");
                sb.Append(" VALUES (@complete_no,@quantity,@suplier,@date_create,@user_create_name,@status)");

                string sqlsave;
                sqlsave = sb.ToString();

                comm = new SqlCommand();
                comm.Connection = conn;
                comm.Transaction = tr;
                comm.CommandText = sqlsave;
                comm.Parameters.Clear();
                comm.Parameters.Add("@complete_no", SqlDbType.NVarChar).Value = newBoxNumber.CompleteNo;
                comm.Parameters.Add("@quantity", SqlDbType.NVarChar).Value = newBoxNumber.Quantity;
                comm.Parameters.Add("@suplier", SqlDbType.NVarChar).Value = newBoxNumber.Suplier;
                comm.Parameters.Add("@date_create", SqlDbType.NVarChar).Value = newBoxNumber.DateCreate;
                comm.Parameters.Add("@user_create_name", SqlDbType.NVarChar).Value = newBoxNumber.UserCreateName;
                comm.Parameters.Add("@status", SqlDbType.NVarChar).Value = newBoxNumber.Status;
                comm.ExecuteNonQuery();
                tr.Commit();

                result = 1;

            }
            catch (Exception ex)
            {
                tr.Rollback();
                conn.Close();
                return result;
                throw ex;

            }
            finally
            {
                conn.Close();
            }
            return result;
        }
        public int UpdateBoxLabelNumber(BoxNumber _boxNumber)
        {
            int result = -1;
            try
            {
                conn = db.openConn();
                tr = conn.BeginTransaction();

                sb = new StringBuilder();

                sb.Remove(0, sb.Length);
                sb.Append(" UPDATE box_numbers ");
                sb.Append(" SET quantity='" + _boxNumber.Quantity + "',");
                sb.Append(" suplier='" + _boxNumber.Suplier + "'");
                sb.Append(" WHERE (complete_no='" + _boxNumber.CompleteNo + "')");
                string sqlUpdate;
                sqlUpdate = sb.ToString();

                comm = new SqlCommand();
                comm.Connection = conn;
                comm.CommandText = sqlUpdate;
                comm.Transaction = tr;
                comm.Parameters.Clear();
                comm.ExecuteNonQuery();
                tr.Commit();

                result = 1;

            }
            catch (Exception ex)
            {
                tr.Rollback();
                conn.Close();
                return result;
                throw ex;

            }
            finally
            {
                conn.Close();
            }

            return result;
        }
        public List<BoxNumber> GetByCompleteNo(string _completeno)
        {
            List<BoxNumber> boxNumbers = new List<BoxNumber>();
            BoxNumber fbl = null;
            try
            {
                conn = db.openConn();
                sb = new StringBuilder();
                sb.Remove(0, sb.Length);
                sb.Append(" select id,complete_no,quantity,suplier,date_create,user_create_name,status from  dbo.box_numbers");
                sb.Append(" where  complete_no  ='" + _completeno + "'");

                string sql;
                sql = sb.ToString();
                comm = new SqlCommand();
                comm.CommandText = sql;
                comm.CommandType = CommandType.Text;
                comm.Connection = conn;
                dr = comm.ExecuteReader();
                if (dr.HasRows)
                {

                    DataTable dt = new DataTable();
                    dt.Load(dr);
                    foreach (DataRow drw in dt.Rows)
                    {
                        fbl = new BoxNumber();
                        fbl.ID = 0;
                        fbl.CompleteNo = drw["complete_no"].ToString();
                        fbl.Quantity = drw["quantity"].ToString();
                        fbl.Suplier = drw["suplier"].ToString();
                        fbl.DateCreate =Convert.ToDateTime(drw["date_create"].ToString());
                        fbl.UserCreateName = drw["user_create_name"].ToString();
                        fbl.Status = drw["status"].ToString();
                        boxNumbers.Add(fbl);
                    }
                }

            }
            catch (Exception ex)
            {
                dr.Close();
                conn.Close();
                return null;
                throw ex;

            }
            finally
            {
                conn.Close();
            }

            return boxNumbers;
        }