/// <summary>
        /// Prepares the order detail table.
        /// </summary>
        /// <param name="ordDetail">The ord detail.</param>
        public static void PrepareOrderDetailTable(OrderDetail ordDetail)
        {
            ordDetail.AddColumn("AvailableQuantity", typeof(decimal));
            ordDetail.AddColumn("PricedQuantity", typeof(decimal));
            ordDetail.AddColumn("UsableStock", typeof(decimal));
            ordDetail.AddColumn("PApprovedStock", typeof(decimal));
            ordDetail.AddColumn("RequestedSKU", typeof(decimal));
            ordDetail.AddColumn("SKUBU", typeof(int));
            ordDetail.AddColumn("AvailableSKU", typeof(decimal));
            ordDetail.AddColumn("ApprovedSKU", typeof(decimal));
            ordDetail.AddColumn("Consumption", typeof(decimal));
            ordDetail.AddColumn("FacilityName", typeof(string));
            ordDetail.AddColumn("Region", typeof(string));
            ordDetail.AddColumn("Zone", typeof(string));
            ordDetail.AddColumn("Woreda", typeof(string));
            ordDetail.AddColumn("Warning", typeof(string));
            ordDetail.AddColumn("AvailableStores", typeof(object));
            ordDetail.AddColumn("HasStores", typeof(string));
            ordDetail.AddColumn("AvailableManufacturer", typeof(object));
            ordDetail.AddColumn("AvailableExpiry", typeof(object));
            ordDetail.AddColumn("HasExpiryChoice", typeof(string));
            ordDetail.AddColumn("HasManufacturers", typeof(string));
            ordDetail.AddColumn("AvailablePhysicalStore", typeof(object));
            ordDetail.AddColumn("HasPhysicalStoreChoice", typeof(string));
            ordDetail.AddColumn("ExpiryDateString", typeof(string));
            ordDetail.AddColumn("TextID", typeof(string));
            ordDetail.AddColumn("GIT", typeof (decimal));
            ordDetail.AddColumn("CRequested", typeof (decimal));
            ordDetail.AddColumn("CApproved", typeof(decimal));
            ordDetail.AddColumn("DOS", typeof(int));
            ordDetail.AddColumn("TotalIssued", typeof(decimal));
            ordDetail.AddColumn("FiscalYearDays", typeof(int));
            ordDetail.AddColumn("AMC", typeof(decimal));
            ordDetail.AddColumn("MOS", typeof(decimal));
            ordDetail.AddColumn("TotalRequested", typeof (decimal));

             try
            {
                ordDetail.AddColumn("Unit", typeof(string));
                ordDetail.AddColumn("FullItemName", typeof(string));
                ordDetail.AddColumn("StockCode", typeof(string));
                ordDetail.AddColumn("CategoryType", typeof(string));
            }
            catch
            {

            }
        }
        /// <summary>
        /// Generate the pick list
        /// </summary>
        /// <param name="orderId">The order id.</param>
        /// <param name="bgWorker">The bg worker.</param>
        /// <returns></returns>
        public DataView GetPalletLocationChoice(int userID, int orderId, BackgroundWorker bgWorker)
        {
            var order = new Order();
            // Load the order

            order.LoadByPrimaryKey(orderId);
            //TODO: check if the order is already approved or not.
            // if not please return from here
            // Load the order details
            var orderDetail = new OrderDetail();
            orderDetail.LoadAllByOrderID(orderId);
            orderDetail.AddColumn("ActivityConcat", typeof(string));
            // prepare the pick list data table with the proper fields
            _pickList = GetPickListTable();
            _replenishmentList = new DataTable();
            _replenishmentList.Columns.Add("ItemID", typeof(int));
            _replenishmentList.Columns.Add("StoreID", typeof(int));

            int count = 0;

            // iterate through the order detail and make the pick list
            while (!orderDetail.EOF)
            {
                DateTime startTime = DateTime.Now;
                System.Console.WriteLine("Processing - " + orderDetail.ItemID);
                // check if there are enough priced items of the same or more quantity in the store
                int? unitID = null;
                if (!orderDetail.IsColumnNull("UnitID"))
                {
                    unitID = orderDetail.UnitID;
                }

                if (!orderDetail.IsColumnNull("StockedOut") && (!orderDetail.StockedOut ||(orderDetail.ApprovedQuantity > 0 && orderDetail.Quantity > orderDetail.ApprovedQuantity)))
                {
                    DateTime? preferredExpiry = new DateTime();

                    if (orderDetail.IsColumnNull("PreferredManufacturerID"))
                        orderDetail.PreferredManufacturerID = -1;

                    if (orderDetail.IsColumnNull("PreferredPhysicalStoreID"))
                        orderDetail.PreferredPhysicalStoreID = -1;

                    if (orderDetail.IsColumnNull("PreferredExpiryDate"))
                        preferredExpiry = null;
                    else
                    {
                        preferredExpiry = orderDetail.PreferredExpiryDate;
                    }
                    if (!orderDetail.IsColumnNull("ApprovedQuantity") && (orderDetail.ApprovedQuantity > 0 && !orderDetail.IsColumnNull("StoreID")))
                    {
                        AddToPickListFor(userID, orderDetail.ID, orderDetail.ItemID, unitID, orderDetail.ApprovedQuantity, orderDetail.StoreID,
                                         orderDetail.PreferredManufacturerID, orderDetail.PreferredPhysicalStoreID,
                                         !orderDetail.IsColumnNull("DeliveryNote") && orderDetail.DeliveryNote,
                                         preferredExpiry);
                    }

                }
                System.Console.WriteLine(string.Format("Took - {0}:{1} for Item ID = {2}", DateTime.Now.Subtract(startTime).Minutes, DateTime.Now.Subtract(startTime).Seconds, orderDetail.ItemID));
                orderDetail.MoveNext();
                count++;
                bgWorker.ReportProgress(count, null);
            }

            // A quick hack just to show the pallet location on the order form

            var pl = new PalletLocation();
            var im = new ItemManufacturer();
            foreach (DataRowView drv in _pickList.DefaultView)
            {
                int plid = Convert.ToInt32(drv["PalletLocationID"]);
                pl.LoadByPrimaryKey(plid);
                drv["PalletLocation"] = pl.FullName;
                im.LoadIMbyLevel(Convert.ToInt32(drv["ItemID"]), Convert.ToInt32(drv["ManufacturerID"]),
                                 Convert.ToInt32(drv["BoxLevel"]));
                drv["QtyInSKU"] = im.RowCount > 0
                                     ? Convert.ToDecimal(drv["Pack"]) * im.QuantityInSku
                                     : Convert.ToDecimal(drv["Pack"]);
                drv["BoxSizeDisplay"] = im.RowCount > 0 ? im.LevelView2 : ""; //im.RightName;
                drv["WarehouseName"] = pl.WarehouseName;
                drv["PhysicalStoreName"] = pl.PhysicalStoreName;
                var activity = new Activity();
                activity.LoadByPrimaryKey(Convert.ToInt32(drv["StoreID"]));
                drv["ActivityConcat"] = activity.FullActivityName;
                drv["AccountName"] = activity.AccountName;
            }

            //foreach (DataRowView v in _pickList.DefaultView)
            //{

            //}

            return _pickList.DefaultView;
        }