public void OnNext(DataChanged <IOrder> value)
{
if (value.Action == DataChangedAction.Add)
{
List <uint> newOrders = value.NewItems.Select(o => o.Id).ToList();
Task.Run(async delegate
{
await Task.Delay(5000);
lock (OrderLock)
{
foreach (uint id in newOrders)
{
IOrder order = OrderManager.Get(id);
if (order != null && !order.DeliveryDate.HasValue)
{
order.DeliveryDate = DateTime.Now;
foreach (IObserver <OrderSent> observer in OrderSentObservers.ToList())
{
observer.OnNext(new OrderSent(order));
}
Update(order).GetAwaiter().GetResult();
}
}
}
});
}
}
public IDisposable Subscribe(IObserver <OrderSent> observer)
{
OrderSentObservers.Add(observer);
return(new Unsubscriber <OrderSent>(OrderSentObservers, observer));
}
