public async Task<Order> UpdateOrder(Order order)
{
string request = "api/Order";
var response = await ServiceProxy.Instance.PutAsync(request, order, ServiceProxy.Formatter);
response.EnsureSuccessStatusCode();
var result = await response.Content.ReadAsAsync<Order>(new[] { ServiceProxy.Formatter });
return result;
}
public OrderDetailView(Order order)
{
InitializeComponent();
// Initialize view model
ViewModel = (OrderViewModelDetail)DataContext;
ViewModel.Initialize(order);
ViewModel.ErrorNotice += OnErrorNotice;
ViewModel.ResultNotice += OnResultNotice;
}
private static void PrintOrderWithDetails(Order o)
{
Console.WriteLine("{0} {1}",
o.OrderId,
o.OrderDate.GetValueOrDefault().ToShortDateString());
foreach (var od in o.OrderDetails)
{
Console.WriteLine("\t{0} {1} {2} {3}",
od.OrderDetailId,
od.Product.ProductName,
od.Quantity,
od.UnitPrice.ToString("c"));
}
}
private static void PrintOrder(Order o)
{
Console.WriteLine("{0} {1}",
o.OrderId,
o.OrderDate.GetValueOrDefault().ToShortDateString());
}
private static void DeleteOrder(HttpClient client, Order order)
{
string request = "api/Order/" + order.OrderId;
var response = client.DeleteAsync(request).Result;
response.EnsureSuccessStatusCode();
}
private static Order UpdateOrder(HttpClient client, Order order)
{
string request = "api/Order";
var response = client.PutAsJsonAsync(request, order).Result;
response.EnsureSuccessStatusCode();
var result = response.Content.ReadAsAsync<Order>().Result;
return result;
}
static void Main(string[] args)
{
// Main method
Console.WriteLine("Press Enter to start");
Console.ReadLine();
// Create http client
const string serviceBaseAddress = "http://localhost:" + "49580" + "/";
var client = new HttpClient { BaseAddress = new Uri(serviceBaseAddress) };
// Get customers
Console.WriteLine("Customers:");
IEnumerable<Customer> customers = GetCustomers(client);
if (customers == null) return;
foreach (var c in customers)
PrintCustomer(c);
// Get orders for a customer
Console.WriteLine("\nGet customer orders {CustomerId}:");
string customerId = Console.ReadLine();
if (!customers.Any(c => string.Equals(c.CustomerId, customerId, StringComparison.OrdinalIgnoreCase)))
{
Console.WriteLine("Invalid customer id: {0}", customerId.ToUpper());
return;
}
IEnumerable<Order> orders = GetCustomerOrders(client, customerId);
foreach (var o in orders)
PrintOrder(o);
// Get an order
Console.WriteLine("\nGet an order {OrderId}:");
int orderId = int.Parse(Console.ReadLine());
if (!orders.Any(o => o.OrderId == orderId))
{
Console.WriteLine("Invalid order id: {0}", orderId);
return;
}
Order order = GetOrder(client, orderId);
PrintOrderWithDetails(order);
// Create a new order
Console.WriteLine("\nPress Enter to create a new order for {0}",
customerId.ToUpper());
Console.ReadLine();
var newOrder = new Order
{
CustomerId = customerId,
OrderDate = DateTime.Today,
ShippedDate = DateTime.Today.AddDays(1),
OrderDetails = new ChangeTrackingCollection<OrderDetail>
{
new OrderDetail { ProductId = 1, Quantity = 5, UnitPrice = 10 },
new OrderDetail { ProductId = 2, Quantity = 10, UnitPrice = 20 },
new OrderDetail { ProductId = 4, Quantity = 40, UnitPrice = 40 }
}
};
var createdOrder = CreateOrder(client, newOrder);
PrintOrderWithDetails(createdOrder);
// Update the order
Console.WriteLine("\nPress Enter to update order details");
Console.ReadLine();
// Start change-tracking the order
var changeTracker = new ChangeTrackingCollection<Order>(createdOrder);
// Modify order details
createdOrder.OrderDetails[0].UnitPrice++;
createdOrder.OrderDetails.RemoveAt(1);
createdOrder.OrderDetails.Add(new OrderDetail
{
OrderId = createdOrder.OrderId,
ProductId = 3,
Quantity = 15,
UnitPrice = 30
});
// Submit changes
var changedOrder = changeTracker.GetChanges().SingleOrDefault();
var updatedOrder = UpdateOrder(client, changedOrder);
// Merge changes
changeTracker.MergeChanges(updatedOrder);
Console.WriteLine("Updated order:");
PrintOrderWithDetails(createdOrder);
// Delete the order
Console.WriteLine("\nPress Enter to delete the order");
Console.ReadLine();
DeleteOrder(client, createdOrder);
// Verify order was deleted
var deleted = VerifyOrderDeleted(client, createdOrder.OrderId);
Console.WriteLine(deleted ?
"Order was successfully deleted" :
"Order was not deleted");
// Keep console open
Console.WriteLine("Press any key to exit");
Console.ReadKey(true);
}