static void Main(string[] args)
{
OrderService orderService = new OrderService();
Order Myorder = new Order(1, "李磊");
Myorder.AddOrderDetails(new OrderDetails("gun", 10, 100));
orderService.AddOrder(Myorder);
Console.WriteLine("欢迎来到订单管理系统\n");
while (true)
{
Console.WriteLine("您有五个选择：\n");
Console.WriteLine("1、添加订单\n" +
"2、通过订单号删除订单\n" +
"3、通过订单号查询订单\n" +
"4、通过订单号更改订单\n" +
"5、通过商品名查询订单\n" +
"6、通过客户名查询订单\n" +
"7、查询总金额超过一万的订单\n" +
"8、退出系统\n" +
"请输入您的选择：");
string str = Console.ReadLine();
int choice;
if (!Int32.TryParse(str, out choice))
{
Console.WriteLine("输入格式错误请重新输入");
}
if (choice == 1)
{
Order order = CreateOrder();
orderService.AddOrder(order);
}
else if (choice == 2)
{
int id = StringToIntId();
orderService.DeleteOrderById(id);
}
else if (choice == 4)
{
int id = StringToIntId();
Order order = CreateOrder();
orderService.updateOrderById(id, order);
}
else if (choice == 3)
{
int id = StringToIntId();
orderService.FindOrderById(id);
}
else if (choice == 5)
{
Console.WriteLine("请输入商品名称：");
str = Console.ReadLine();
orderService.FindOrderByStuff(str);
}
else if (choice == 6)
{
Console.WriteLine("请输入客户名：");
str = Console.ReadLine();
orderService.FindByClientName(str);
}
else if (choice == 7)
{
orderService.FindBigTrade();
}
else
{
break;
}
}
}
