public static void Main() { OrderService orderService = new OrderService(); //orderService.Delete("001"); List <OrderItem> items = new List <OrderItem>() { new OrderItem("1", "apple", 10.0, 20), new OrderItem("2", "egg", 2.0, 100) }; Order order = new Order(1, "张三", DateTime.Now, items); orderService.Add(order); Order order2 = new Order(2, "周旭鹏", DateTime.Now, items); orderService.Update(order2); List <Order> orders = orderService.QueryByCustormer("周旭鹏"); orders.ForEach( o => Console.WriteLine($"{o.Id},{o.Customer}")); //try { // Customer customer1 = new Customer(1, "Customer1"); // Customer customer2 = new Customer(2, "Customer2"); // Goods milk = new Goods(1, "Milk", 69.9); // Goods eggs = new Goods(2, "eggs", 4.99); // Goods apple = new Goods(3, "apple", 5.59); // OrderDetail orderDetails1 = new OrderDetail(1, apple, 800); // OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); // OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); // Order order1 = new Order(1, customer1, 15827606672); // Order order2 = new Order(2, customer2, 15827606673); // Order order3 = new Order(3, customer2, 15827606674); // order1.AddDetails(orderDetails1); // order1.AddDetails(orderDetails2); // order1.AddDetails(orderDetails3); // //order1.AddOrderDetails(orderDetails3); // order2.AddDetails(orderDetails2); // order2.AddDetails(orderDetails3); // order3.AddDetails(orderDetails3); // OrderService os = new OrderService(); // os.AddOrder(order1); // os.AddOrder(order2); // os.AddOrder(order3); // Console.WriteLine("GetAllOrders"); // List<Order> orders = os.QueryAllOrders(); // foreach (Order od in orders) // Console.WriteLine(od.ToString()); // Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); // orders = os.QueryByCustomerName("Customer2"); // foreach (Order od in orders) // Console.WriteLine(od.ToString()); // Console.WriteLine("GetOrdersByGoodsName:'apple'"); // orders = os.QueryByGoodsName("apple"); // foreach (Order od in orders) // Console.WriteLine(od.ToString()); // Console.WriteLine("GetOrdersByPrice:1000"); // orders = os.QueryByPrice(1000); // foreach (Order od in orders) // Console.WriteLine(od.ToString()); // Console.WriteLine("Remove order(id=2) and qurey all"); // os.RemoveOrder(2); // os.QueryAllOrders().ForEach( // od => Console.WriteLine(od)); //} catch (Exception e) { // Console.WriteLine(e.Message); //} }