static void Main(string[] args)
{
OrderService orderService = new OrderService();
int numOrder = 1;//订单总数
//添加订单
for (int i = 0; i < numOrder; i++)
{
orderService.AddOneOrder(CreateOneOrder());
}
//删除订单
Console.Clear();
orderService.DisplayOrders();
Console.WriteLine("请输入你要删除的订单ID：");
int IDDelete = Int32.Parse(Console.ReadLine());
orderService.DeleteOneOrder(IDDelete);
Console.Clear();
orderService.DisplayOrders();
//修改订单
Console.Clear();
orderService.DisplayOrders();
Console.WriteLine("请输入你要修改的订单ID：");
int IDModify = Int32.Parse(Console.ReadLine());
Console.WriteLine("您要修改为：");
orderService.UpdateOrder(IDModify, CreateOneOrder());
Console.Clear();
orderService.DisplayOrders();
//查询订单
List <Order> query;
Console.Clear();
Console.WriteLine("请问根据什么查询订单？");
Console.WriteLine("A.订单号 B.商品名称 C.发件人 D.订单金额");
char choice = Char.Parse(Console.ReadLine());
switch (choice)
{
case 'A':
Console.WriteLine("请输入要查询的订单号：");
int id = Int32.Parse(Console.ReadLine());
query = orderService.SearchById(id);
break;
case 'B':
Console.WriteLine("请输入要查询的商品名称：");
string goodName = Console.ReadLine();
query = orderService.SearchByGoodName(goodName);
break;
case 'C':
Console.WriteLine("请输入要查询的发件人：");
string sender = Console.ReadLine();
query = orderService.SearchBySenderName(sender);
break;
case 'D':
Console.WriteLine("请输入要查询的订单金额：");
double priceTotal = Double.Parse(Console.ReadLine());
query = orderService.SearchByTotalPrice(priceTotal);
break;
default:
throw new ApplicationException("不存在此查询选项");
return;
}
foreach (Order orderDisp in query)
{
Console.WriteLine(orderDisp.ToString());
}
}