static void Main(string[] args)
{
OrderService orderService = new OrderService();
int flag = 0;
while (true)
{
Console.WriteLine("请选择需要执行的操作（输入选项前的数字）：");
Console.WriteLine("1.添加新订单");
Console.WriteLine("2.删除订单");
Console.WriteLine("3.查询订单");
Console.WriteLine("4.修改订单");
Console.WriteLine("5.查看订单列表");
Console.WriteLine("6.退出");
try
{
flag = Int32.Parse(Console.ReadLine());
if (flag < 1 || flag > 6)
{
throw new OrderException();
}
else
{
switch (flag)
{
case 1:
orderService.AddOrder(); break;
case 2:
orderService.DeleteOrder(); break;
case 3:
orderService.Search(); break;
case 4:
orderService.ReviseOrder(); break;
case 5:
orderService.DisplayOrderList(); break;
case 6:
return;
}
}
}
catch (Exception)
{
Console.WriteLine("错误！输入有误");
}
}
}
static void Main(string[] args)
{
OrderService orderService = new OrderService();
int flag = 0;
String fileName = @"D:\学习资料\大二上\C#\orders.xml";
while (true)
{
Console.WriteLine("请选择需要执行的操作（输入选项前的数字）：");
Console.WriteLine("1.从xml文件导入订单列表");
Console.WriteLine("2.添加新订单");
Console.WriteLine("3.删除订单");
Console.WriteLine("4.查询订单");
Console.WriteLine("5.修改订单");
Console.WriteLine("6.查看订单列表");
Console.WriteLine("7.将订单导出为xml文件并退出");
try
{
flag = Int32.Parse(Console.ReadLine());
if (flag < 1 || flag > 7)
{
throw new OrderException();
}
else
{
switch (flag)
{
case 1:
orderService.Import(fileName);
break;
case 2:
try
{
Console.WriteLine("请输入订单号：");
String ID = Console.ReadLine();
Console.WriteLine("请输入商品名：");
String productName = Console.ReadLine();
Console.WriteLine("请输入客户名：");
String clientName = Console.ReadLine();
Console.WriteLine("请输入客户电话号码：");
String clientPhone = Console.ReadLine();
Console.WriteLine("请输入订单金额：");
long money = long.Parse(Console.ReadLine());
Order newOrder = new Order(ID, productName, clientName, clientPhone, money);
orderService.AddOrder(newOrder);
Console.WriteLine("操作后订单列表：");
orderService.DisplayOrderList();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 3:
try
{
Console.WriteLine("请输入要删除的订单的订单号：");
String ID = Console.ReadLine();
orderService.DeleteOrder(ID);
Console.WriteLine("操作后订单列表：");
orderService.DisplayOrderList();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 4:
int flag1 = 0;
Console.WriteLine("请选择查询订单的依据（输入选项前的数字）：");
Console.WriteLine("1.订单号");
Console.WriteLine("2.商品名");
Console.WriteLine("3.客户名");
Console.WriteLine("4.查询订单金额大于某个值的订单");
try
{
flag1 = Int32.Parse(Console.ReadLine()); //若输入不是数字则抛出异常
if (flag1 < 1 || flag1 > 4)
{
throw new OrderException(); //若输入不在1到3之内则抛出异常
}
orderService.Search(flag1);
break;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 5:
orderService.ReviseOrder(); break;
case 6:
orderService.DisplayOrderList(); break;
case 7:
orderService.Export(fileName);
return;
}
}
}
catch (Exception)
{
Console.WriteLine("错误！输入有误");
}
}
}
