public static void deleteOrderUI(List <Goods> shopgoods, OrderService obj)
{
foreach (Order x in obj.orderList)
{
Console.WriteLine(x);
}
Console.WriteLine("请输入将要删除订单号(输入非数字返回）");
int id;
if (!Int32.TryParse(Console.ReadLine(), out id))
{
Console.ReadKey();
Console.Clear();
UI.startMenu(shopgoods, obj);
}
try
{
obj.deleteOrder(id);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.ReadKey();
Console.Clear();
UI.deleteOrderUI(shopgoods, obj);
}
Console.WriteLine("删除成功！");
Console.ReadKey();
Console.Clear();
UI.startMenu(shopgoods, obj);
}
public static void modifyOrderUI(List <Goods> shopgoods, OrderService obj)
{
foreach (Order x in obj.orderList)
{
Console.WriteLine(x);
Console.WriteLine("---");
}
Console.WriteLine("请输入将要修改订单号(输入非数字返回)");
int id;
if (!Int32.TryParse(Console.ReadLine(), out id))
{
return;
}
if (!obj.orderList.Exists(x => x.Id == id))
{
Console.WriteLine("订单不存在");
Console.ReadKey();
Console.Clear();
UI.modifyOrderUI(shopgoods, obj);
}
Order newOrder = new Order(obj.orderList[obj.orderList.FindIndex(x => x.Id == id)].Id, obj.orderList[obj.orderList.FindIndex(x => x.Id == id)].Customer);
Console.WriteLine("--订单修改界面--");
Console.WriteLine("以下商品可供选择~");
foreach (Goods x in shopgoods)
{
Console.WriteLine(shopgoods.IndexOf(x) + ":" + x);
}
char flag;
do
{
E : Console.WriteLine("请分别输入商品编号和数量");
string guestInput = Console.ReadLine();
string[] words = guestInput.Split(' '); //分别获取输入的数字
int[] input = new int[2];
try
{
if (words[0] != "0" && words[0] != "1" && words[0] != "2" || words[1] == "")//to be continued
{
throw new Exception("请输入0—2来选择商品种类！");
}
input[0] = int.Parse(words[0]);
input[1] = int.Parse(words[1]);
}
catch (Exception e) //当键入非数字或非法数字时处理异常
{
Console.Write(e.Message);
obj.orderList.Remove(newOrder); //删除该订单后重新进入添加界面
Console.ReadKey();
UI.addingOrderUI(shopgoods, obj);
}
try
{
OrderItem newOI = new OrderItem(shopgoods[input[0]], input[1]);
newOrder.addOrderItem(newOI);
}
catch (Exception e)
{
Console.WriteLine(e.Message + "请重新输入");
goto E;
}
Console.WriteLine("是否继续添加？ 1：继续添加 其他按键：已完成");
char.TryParse(Console.ReadLine(), out flag);
} while (flag == '1');
try
{
obj.modifyOrder(newOrder, id);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.ReadKey();
obj.orderList.Remove(newOrder); //删除该订单后重新进入该界面
UI.deleteOrderUI(shopgoods, obj);
}
Console.WriteLine("该订单信息为:");
Console.WriteLine(newOrder);
Console.ReadKey();
Console.Clear();
UI.startMenu(shopgoods, obj);
}
public static void startMenu(List <Goods> shopgoods, OrderService obj)
{
do
{
Console.Clear();
Console.WriteLine("--订单管理程序--");
Console.WriteLine("按提示选择你想进行的操作：");
Console.WriteLine("1.添加订单");
Console.WriteLine("2.修改订单");
Console.WriteLine("3.删除订单");
Console.WriteLine("4.查询订单");
Console.WriteLine("5.将已有订单序列化为XML格式");
Console.WriteLine("6.将xml文件导入到订单");
Console.WriteLine("请输入：");
char op;
char.TryParse(Console.ReadLine(), out op);
switch (op)
{
case '1':
UI.addingOrderUI(shopgoods, obj);
break;
case '2':
UI.modifyOrderUI(shopgoods, obj);
break;
case '3':
UI.deleteOrderUI(shopgoods, obj);
break;
case '4':
UI.inquiryOrderUI(shopgoods, obj);
break;
case '5':
obj.Export();
Console.WriteLine("已导出xml文件\n");
Console.ReadKey();
break;
case '6':
Console.Write("请输入您想导入的xml文件名\n");
string fileName = Console.ReadLine();
try
{
obj.Import(fileName);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
Console.WriteLine("已导入");
Console.ReadKey();
break;
default:
Console.WriteLine("请键入数字1—6！");
char.TryParse(Console.ReadLine(), out op);
break;
}
} while (true);
}