public FrmUpdateOrder(OrderService orderService)
{
InitializeComponent();
this.orderService = orderService;
}
static void Main(string[] args)
{
var service = new OrderService();
Order CurrentOrder = null;
try
{
service.Import();
Console.WriteLine("成功读取了存档数据。");
}
catch (FileNotFoundException)
{
Console.WriteLine("未找到存档数据。");
}
while (true)
{
string op = Console.ReadLine();
if (op.Length == 0)
{
continue;
}
switch (op[0])
{
case 'c':
if (op.Length <= 1)
{
Console.WriteLine("请输入客户名。");
}
else
{
var o = new Order(op.Substring(2));
service.AddOrder(o);
CurrentOrder = o;
Console.WriteLine("系统已成功为你创建了新订单。订单号：{0}\n通过a操作添加订单明细吧。", o.ID);
}
break;
case 'a':
if (CurrentOrder == null)
{
Console.WriteLine("错误！请先通过c操作创建订单后再尝试添加订单明细。");
}
try
{
var t = op.Split(' ');
string pname = t[1];
int pnum = Convert.ToInt32(t[2]);
try
{
CurrentOrder.AddItem(pname, pnum);
Console.WriteLine("成功为当前订单添加了{0}个{1}。重复c操作可以继续添加哦。", pnum, pname);
}
catch (ItemExistsException)
{
Console.WriteLine("添加商品失败，当前商品已存在。如需修改请使用m操作进行。");
}
catch (GoodNotExistsException)
{
Console.WriteLine("添加商品失败，尝试添加的商品不存在。");
}
}
catch (IndexOutOfRangeException)
{
Console.WriteLine("命令格式错误，请检查后再试");
}
break;
case 'd':
if (op.Length <= 1)
{
Console.WriteLine("请输入要删除的订单号。");
}
else
{
try
{
service.DelOrder(op.Substring(2));
}
catch (OrderInvalidException)
{
Console.WriteLine("删除订单失败，请检查订单号是否正确。");
}
}
break;
case 'm':
try
{
var t = op.Split(' ');
string id = t[1];
string pname1 = t[2];
int pnum1 = Convert.ToInt32(t[3]);
try
{
service.ModifyOrder(id, pname1, pnum1);
Console.WriteLine("修改成功。");
}
catch (OrderInvalidException)
{
Console.WriteLine("修改订单失败，请检查订单号是否正确。");
}
catch (ItemInvalidException)
{
Console.WriteLine("修改订单失败，请检查商品名称是否正确。");
}
}
catch (IndexOutOfRangeException)
{
Console.WriteLine("命令格式错误，请检查后再试");
}
break;
case 's':
if (op.Length <= 1)
{
service.SortOrder("ID");
Console.WriteLine("订单排序完成。");
}
else
{
var orderby = op.Substring(2);
try
{
service.SortOrder(orderby);
Console.WriteLine("订单排序完成。");
}
catch (InvalidSortException)
{
Console.WriteLine("请输入正确的排序依据。");
}
}
break;
case 'q':
try
{
var t = op.Split(' ');
string queryop = t[1];
string querysrc = t[2];
try
{
String re = service.Query(queryop, querysrc);
Console.WriteLine(re);
}
catch (InvalidQueryException)
{
Console.WriteLine("错误，请检查查询依据是否正确。");
}
}
catch (IndexOutOfRangeException)
{
Console.WriteLine("命令格式错误，请检查后再试");
}
break;
case 'e':
service.Export();
return;
default:
Console.WriteLine("请输入正确的操作指令。");
break;
}
}
}