public void ChangeOrderState(OrderKeyModel orderModel, OrderState state)
{
using (var transaction = new TransactionScope(TransactionScopeOption.Required))
{
using (var mappers = new ManagementDataMapperContainer())
{
var orderMapper = mappers.CustomerOrderMapper;
var order = orderMapper.Query().SingleOrDefault(o => o.ProductId == orderModel.ProductCode && o.CustomerId == orderModel.CustomerId && o.OrderDate == orderModel.OrderDate);
if (order == null)
{
throw new ArgumentException("Order doesn't exist!");
}
order.State = (int)state;
orderMapper.Update(order);
NotificationHelper.NotifyOrderChangedState(mappers.CustomerMapper.Get(orderModel.CustomerId),
mappers.ProductMapper.Get(orderModel.ProductCode),
state.ToString());
}
transaction.Complete();
}
}
public OrderModel GetOrder(OrderKeyModel orderModel)
{
using (var mappers = new ManagementDataMapperContainer())
{
var orderMapper = mappers.CustomerOrderMapper;
return orderMapper.Query()
.Select(o =>
new OrderModel
{
ProductCode = o.ProductId,
CustomerId = o.CustomerId,
OrderDate = o.OrderDate,
Quantity = o.OrderAmount.Value,
State = o.State
})
.SingleOrDefault(o => o.ProductCode == orderModel.ProductCode && o.CustomerId == orderModel.CustomerId && o.OrderDate == orderModel.OrderDate);
}
}
