static void Main(string[] args)
{
Console.WriteLine("Enter cliente data:");
Console.Write("Name: ");
string name = Console.ReadLine();
Console.Write("Email: ");
string email = Console.ReadLine();
Console.Write("Birth date (DD/MM/YYYY): ");
DateTime birthDate = DateTime.Parse(Console.ReadLine());
Client client = new Client(name, email, birthDate);
Console.WriteLine("Enter order data:");
Console.Write("Status: ");
OrderStatus status = Enum.Parse <OrderStatus>(Console.ReadLine());
Order order = new Order(DateTime.Now, status, client);
Console.Write("How many items to this order? ");
int n = int.Parse(Console.ReadLine());
for (int i = 1; i <= n; i++)
{
Console.WriteLine($"Enter #{i} item data:");
Console.Write("Product name: ");
string productName = Console.ReadLine();
Console.Write("Product price: ");
double price = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
Console.Write("Quantity: ");
int quantity = int.Parse(Console.ReadLine());
Product product = new Product(productName, price);
OrderItem item = new OrderItem(quantity, price, product);
order.AddItem(item);
}
Console.WriteLine();
Console.WriteLine("ORDER SUMMARY:");
Console.WriteLine(order);
}
public static void Read()
{
var orders = new List <Order>();
var service = new OrderService();
while (true)
{
Console.WriteLine("选择一个操作符: c-添加订单,d-删除订单,u-修改订单,s-查询订单,q-退出");
var op = Console.ReadLine();
if (op.Length == 0)
{
continue;
}
switch (op[0])
{
case 'c':
while (true)
{
string orderID, customerName, itemID, itemName;
int itemAmount;
double itemPrice;
Console.WriteLine("请输入订单ID");
orderID = Console.ReadLine();
Console.WriteLine("请输入用户名");
customerName = Console.ReadLine();
OrderItem newitem;
Order neworder = new Order(orderID, customerName);
do
{
Console.WriteLine("请输入一份商品的详细信息");
Console.WriteLine("请输入商品ID");
itemID = Console.ReadLine();
Console.WriteLine("请输入商品名称");
itemName = Console.ReadLine();
Console.WriteLine("请输入商品单价");
while (!double.TryParse(Console.ReadLine(), out itemPrice))
{
Console.WriteLine("请输入正确的商品单价");
}
Console.WriteLine("请输入商品数量");
while (!int.TryParse(Console.ReadLine(), out itemAmount))
{
Console.WriteLine("请输入正确的商品数量");
}
newitem = new OrderItem(itemID, itemName, itemAmount, itemPrice);
neworder.AddItem(newitem);
Console.WriteLine("输入y继续添加商品，否则停止添加");
} while (Console.ReadLine() == "y");
try
{
service.Add(neworder);
Console.WriteLine("新订单" + orderID + "已添加");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
}
break;
case 'd':
Console.WriteLine("请输入需要删除的订单ID");
try
{
string ID = Console.ReadLine();
service.Delete(new Order(ID, ""));
Console.WriteLine("订单" + ID + "已删除");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'u':
Console.WriteLine("请输入需要修改的订单ID");
string id = Console.ReadLine();
service.Get(id, out Order order, out int index);
if (index == -1)
{
Console.WriteLine("找不到相应订单！");
}
else
{
try
{
Update(ref order);
service.Edit(order, index);
Console.WriteLine("订单" + id + "已修改");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
break;
case 's':
string op1;
do
{
Console.WriteLine("选择一个操作符: i-按订单号查询,n-按客户名查询,l-列出全部订单,q-退出");
op1 = Console.ReadLine();
if (op1.Length == 0)
{
Console.WriteLine("请输入操作符！"); continue;
}
switch (op1[0])
{
case 'i':
try
{
Console.WriteLine("请输入订单号");
service.SelectByOrderID(Console.ReadLine());
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'n':
try
{
Console.WriteLine("请输入客户名");
service.SelectByCustomer(Console.ReadLine()); break;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'l':
service.Sort();
break;
}
} while (op1[0] != 'q');
break;
case 'q':
return;
default:
Console.WriteLine("错误的操作符！");
break;
}
}
}
public static void Update(ref Order order)
{
while (true)
{
string op;
Console.WriteLine("选择一个操作符：c-添加商品，d-删除商品，q-退出");
while (true)
{
op = Console.ReadLine();
if (op.Length == 0)
{
Console.WriteLine("请输入操作符！"); continue;
}
break;
}
switch (op[0])
{
case 'c':
string itemID, itemName;
int itemAmount;
double itemPrice;
OrderItem newitem;
do
{
Console.WriteLine("请输入一份商品的详细信息");
Console.WriteLine("请输入商品ID");
itemID = Console.ReadLine();
Console.WriteLine("请输入商品名称");
itemName = Console.ReadLine();
Console.WriteLine("请输入商品单价");
while (!double.TryParse(Console.ReadLine(), out itemPrice))
{
Console.WriteLine("请输入正确的商品单价");
}
Console.WriteLine("请输入商品数量");
while (!int.TryParse(Console.ReadLine(), out itemAmount))
{
Console.WriteLine("请输入正确的商品数量");
}
newitem = new OrderItem(itemID, itemName, itemAmount, itemPrice);
order.AddItem(newitem);
Console.WriteLine("输入y继续添加商品，否则停止添加");
} while (Console.ReadLine() == "y");
break;
case 'd':
Console.WriteLine("请输入商品ID");
itemID = Console.ReadLine();
order.DeleteItem(new OrderItem(itemID, "", 0, 0));
Console.WriteLine("已删除商品");
break;
case 'q':
return;
default:
Console.WriteLine("错误的操作符！");
break;
}
}
}
public static void Read()
{
var orders = new List <Order>();
var service = new OrderService();
OrderItem apple = new OrderItem("1", "apple", 80, 10.0);
OrderItem egg = new OrderItem("2", "eggs", 200, 1.2);
OrderItem milk = new OrderItem("3", "milk", 10, 50);
Order order1 = new Order("1", "Customer1", new List <OrderItem> {
apple, egg, milk
});
Order order2 = new Order("2", "Customer2", new List <OrderItem> {
egg, milk
});
Order order3 = new Order("3", "Customer2", new List <OrderItem> {
apple, milk
});
service.AddOrders(order1);
service.AddOrders(order2);
service.AddOrders(order3);
while (true)
{
string op;
Console.WriteLine("选择一个操作符: c-添加订单,d-删除订单,u-修改订单,s-查询订单,p-导入或导出订单,q-退出");
while (true)
{
op = Console.ReadLine();
if (op.Length == 0)
{
Console.WriteLine("请输入操作符！"); continue;
}
break;
}
switch (op[0])
{
case 'c':
while (true)
{
string orderID, customerName, itemID, itemName;
int itemAmount;
double itemPrice;
Console.WriteLine("请输入订单ID");
orderID = Console.ReadLine();
Console.WriteLine("请输入用户名");
customerName = Console.ReadLine();
OrderItem newitem;
Order neworder = new Order(orderID, customerName, null);
do
{
Console.WriteLine("请输入一份商品的详细信息");
Console.WriteLine("请输入商品ID");
itemID = Console.ReadLine();
Console.WriteLine("请输入商品名称");
itemName = Console.ReadLine();
Console.WriteLine("请输入商品单价");
while (!double.TryParse(Console.ReadLine(), out itemPrice))
{
Console.WriteLine("请输入正确的商品单价");
}
Console.WriteLine("请输入商品数量");
while (!int.TryParse(Console.ReadLine(), out itemAmount))
{
Console.WriteLine("请输入正确的商品数量");
}
newitem = new OrderItem(itemID, itemName, itemAmount, itemPrice);
neworder.AddItem(newitem);
Console.WriteLine("输入y继续添加商品，否则停止添加");
} while (Console.ReadLine() == "y");
try
{
service.AddOrders(neworder);
Console.WriteLine("新订单" + orderID + "已添加");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
}
break;
case 'd':
Console.WriteLine("请输入需要删除的订单ID");
try
{
string ID = Console.ReadLine();
service.DeleteOrders(new Order(ID, "", null));
Console.WriteLine("订单" + ID + "已删除");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'u':
Console.WriteLine("请输入需要修改的订单ID");
string id = Console.ReadLine();
service.Get(id, out Order order, out int index);
if (index == -1)
{
Console.WriteLine("找不到相应订单！");
}
else
{
try
{
Update(ref order);
service.EditOrders(order, index);
Console.WriteLine("订单" + id + "已修改");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
break;
case 's':
string op1;
do
{
Console.WriteLine("选择一个操作符: i-按订单号查询,n-按客户名查询,l-列出全部订单,q-退出");
while (true)
{
op1 = Console.ReadLine();
if (op1.Length == 0)
{
Console.WriteLine("请输入操作符！"); continue;
}
break;
}
switch (op1[0])
{
case 'i':
try
{
Console.WriteLine("请输入订单号");
service.SelectByOrderID(Console.ReadLine());
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'n':
try
{
Console.WriteLine("请输入客户名");
service.SelectByCustomer(Console.ReadLine()); break;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
break;
case 'l':
service.Sort();
break;
}
} while (op1[0] != 'q');
break;
case 'p':
string op2;
do
{
Console.WriteLine("选择一个操作符: i-导入订单,o-导出订单,q-退出");
while (true)
{
op2 = Console.ReadLine();
if (op2.Length == 0)
{
Console.WriteLine("请输入操作符！"); continue;
}
break;
}
switch (op2[0])
{
case 'i':
try
{
Console.WriteLine("输入导入的地址:./(name).xml");
string path = Console.ReadLine();
service.Import(path);
Console.WriteLine("导入" + path + "成功");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine(e.StackTrace);
}
break;
case 'o':
try
{
Console.WriteLine("输入导出的地址:./(name).xml");
string path = Console.ReadLine();
service.Export(path);
Console.WriteLine("导出至" + path + "成功");
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine(e.StackTrace);
}
break;
case 'q':
break;
}
} while (op2[0] != 'q');
break;
case 'q':
return;
default:
Console.WriteLine("错误的操作符！");
break;
}
}
}