Ejemplo n.º 1
0
        public int AddTray(Dictionary <string, object> items, ApplicationUser user)
        {
            int trayId = -1;

            using (_db)
            {
                // we need a transaction as multiple entities involved
                using (var _trans = _db.Database.BeginTransaction())
                {
                    try
                    {
                        Tray tray = new Tray();
                        tray.UserId      = user.Id;
                        tray.DateCreated = System.DateTime.Now;
                        tray.TotalPrice  = 0;

                        // calculate the totals and then add the tray row to the table
                        foreach (var key in items.Keys)
                        {
                            ProductViewModel item =
                                JsonConvert.DeserializeObject <ProductViewModel>(Convert.ToString(items[key]));
                            if (item.Qty > 0)
                            {
                                tray.TotalPrice += item.CostPrice * item.Qty;
                            }
                        }
                        _db.Trays.Add(tray);
                        _db.SaveChanges();
                        // then add each item to the trayitems table
                        foreach (var key in items.Keys)
                        {
                            ProductViewModel item =
                                JsonConvert.DeserializeObject <ProductViewModel>(Convert.ToString(items[key]));
                            if (item.Qty > 0)
                            {
                                TrayItem tItem = new TrayItem();
                                tItem.Qty       = item.Qty;
                                tItem.ProductId = item.Id;
                                tItem.TrayId    = tray.Id;
                                _db.TrayItems.Add(tItem);
                                _db.SaveChanges();
                            }
                        }
                        // test trans by uncommenting out these 3 lines
                        //int x = 1;
                        //int y = 0;
                        //x = x / y;
                        _trans.Commit();
                        trayId = tray.Id;
                    }
                    catch (Exception ex)
                    {
                        trayId = -1;
                        Console.WriteLine(ex.Message);
                        _trans.Rollback();
                    }
                }
            }
            return(trayId);
        }
Ejemplo n.º 2
0
        public int AddTray(Dictionary <string, object> items, ApplicationUser user, bool itemsBackOrdered)
        {
            int trayId = -1;

            using (_db)
            {
                // we need a transaction as multiple entities involved
                using (var _trans = _db.Database.BeginTransaction())
                {
                    try
                    {
                        Tray tray = new Tray();
                        tray.Id          = 0;
                        tray.UserId      = user.Id;
                        tray.OrderDate   = System.DateTime.Now;
                        tray.OrderAmount = 0;
                        // calculate the totals and then add the tray row to the table
                        foreach (var key in items.Keys)
                        {
                            ProductViewModel item = JsonConvert.DeserializeObject <ProductViewModel>(Convert.ToString(items[key]));
                            if (item.Qty > 0)
                            {
                                tray.OrderAmount += item.MSRP * item.Qty;
                            }
                        }
                        _db.Trays.Add(tray);
                        _db.SaveChanges();
                        // then add each item to the trayitems table
                        foreach (var key in items.Keys)
                        {
                            ProductViewModel item =
                                JsonConvert.DeserializeObject <ProductViewModel>(Convert.ToString(items[key]));
                            if (item.Qty > 0)
                            {
                                TrayItem tItem = new TrayItem();
                                tItem.QtyOrdered   = item.Qty;
                                tItem.SellingPrice = item.MSRP;
                                if (tItem.QtyOrdered > item.QTYONHAND)
                                {
                                    tItem.QtySold        = item.QTYONHAND;
                                    tItem.QtyBackOrdered = tItem.QtyOrdered - item.QTYONHAND;
                                    item.QTYONHAND       = 0;
                                    item.QTYONBACKORDER  = tItem.QtyBackOrdered;
                                    itemsBackOrdered     = true;
                                }
                                if (tItem.QtyOrdered <= item.QTYONHAND)
                                {
                                    tItem.QtySold   = tItem.QtyOrdered;
                                    item.QTYONHAND -= tItem.QtyBackOrdered;
                                }
                                tItem.ProductId = item.Id;
                                tItem.OrderId   = tray.Id;
                                _db.TrayItems.Add(tItem);
                                _db.SaveChanges();
                            }
                        }
                        // test trans by uncommenting out these 3 lines
                        //int x = 1;
                        //int y = 0;
                        //x = x / y;
                        _trans.Commit();
                        trayId = tray.Id;
                    }
                    catch (Exception ex)
                    {
                        trayId = -1;
                        Console.WriteLine(ex.Message);
                        _trans.Rollback();
                    }
                }
            }
            return(trayId);
        }