private void HandleOrderEvent(EnvelopeRequestMessage message)
{
SynchronizedWriteLine("Order request received:\n" +
"Order Id: " + ((RetailerOrderRequestMessage)message.Message).OrderId + "\n" +
"Product Id: " + ((RetailerOrderRequestMessage)message.Message).ProductId + "\n" +
"Country: " + ((RetailerOrderRequestMessage)message.Message).CustomerId
);
int daysForDelivery = country == message.Country ? 2 : 10;
decimal shippingCharge = country == message.Country ? 5 : 10;
Product requestedProduct = products.FirstOrDefault(p => p.ProductId == ((RetailerOrderRequestMessage)message.Message).ProductId);
int itemsInStock = requestedProduct != null ? requestedProduct.ItemsInStock : 0;
OrderReplyMessage replyMessage = new OrderReplyMessage
{
WarehouseId = this.id,
OrderId = ((RetailerOrderRequestMessage)message.Message).OrderId,
ProductId = ((RetailerOrderRequestMessage)message.Message).ProductId,
CustomerId = ((RetailerOrderRequestMessage)message.Message).CustomerId,
ItemsInStock = itemsInStock,
DaysForDelivery = daysForDelivery,
ShippingCharge = shippingCharge
};
// Send the reply message to the Retailer
bus.Send(((RetailerOrderRequestMessage)message.Message).ReplyTo, replyMessage);
SynchronizedWriteLine("Reply sent back to retailer");
}
public OrderReplyMessage SendRequest(EnvelopeRequestMessage request)
{
// Send an order request message to the Retailer
bus.Send <EnvelopeRequestMessage>("retailerQueue", request);
lock (this)
{
// Block this thread so that the Customer program will not exit.
bool gotReply = Monitor.Wait(this, timeout);
if (!gotReply)
{
SynchronizedWriteLine("Timeout. The requested product is out of stock!");
return(null);
}
else
{
return(replyMessage);
}
}
}
private void HandleOrderRequest(EnvelopeRequestMessage request)
{
int customerId = ((CustomerOrderRequestMessage)request.Message).CustomerId;
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Request received from customer " + customerId);
Console.WriteLine("Trying to send the request to a local warehouse.");
Console.ResetColor();
OrderRequestMessageToLocalWarehouse requestMessage = new OrderRequestMessageToLocalWarehouse
{
ProductId = ((CustomerOrderRequestMessage)request.Message).ProductId,
CustomerId = ((CustomerOrderRequestMessage)request.Message).CustomerId,
Country = request.Country,
OrderId = ++orderId,
ReplyTo = replyQueueName
};
// Uses Topic Based Routing to send the request to a local warehouse. The topic
// is requestMessage.Country.
bus.Publish <EnvelopeRequestMessage>(wrapper.WrapMessage(requestMessage), requestMessage.Country);
}
