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");
}
}
}
static void Main(string[] args)
{
OrderService orderService = new OrderService();
Console.WriteLine("欢迎来到订单管理系统\n");
while (true)
{
Console.WriteLine("您有五个选择：\n");
Console.WriteLine("1、添加订单\n" +
"2、通过订单号删除订单\n" +
"3、通过订单号查询订单\n" +
"4、通过订单号更改订单\n" +
"5、通过商品名查询订单\n" +
"6、通过客户名查询订单\n" +
"7、查询总金额超过一万的订单\n" +
"8、保存所有数据到本地\n" +
"9、导入所有数据到系统\n" +
"10、退出系统\n" +
"请输入您的选择：");
string str = Console.ReadLine();
int choice;
if (!Int32.TryParse(str, out choice))
{
Console.WriteLine("输入格式错误请重新输入");
}
if (choice == 1)
{
Order order = CreateOrder();
orderService.AddOrder(order);
}
else if (choice == 2)
{
int id = StringToIntId();
orderService.DeleteOrderById(id);
}
else if (choice == 4)
{
int id = StringToIntId();
Order order = CreateOrder();
orderService.updateOrderById(id, order);
}
else if (choice == 3)
{
int id = StringToIntId();
orderService.FindOrderById(id);
}
else if (choice == 5)
{
Console.WriteLine("请输入商品名称：");
str = Console.ReadLine();
orderService.FindOrderByStuff(str);
}
else if (choice == 6)
{
Console.WriteLine("请输入客户名：");
str = Console.ReadLine();
orderService.FindByClientName(str);
}
else if (choice == 7)
{
orderService.FindBigTrade();
}
else if (choice == 8)
{
orderService.Export();
}
else if (choice == 9)
{
orderService.Import();
}
else
{
break;
}
}
}
static void Func(OrderService orderService)
{
Console.WriteLine("添加订单请输入:1");
Console.WriteLine("删除订单请输入:2");
Console.WriteLine("查询订单请输入:3");
Console.WriteLine("修改订单请输入:4");
try
{
int request = Convert.ToInt32(Console.ReadLine());
switch (request)
{
case 1:
{
Console.WriteLine("请输入姓名:");
string customer = Console.ReadLine();
Console.WriteLine("请输入商品名称:");
Goods goods = new Goods(Console.ReadLine());
Console.WriteLine("请输入购买商品的数目(整数):");
int count = Convert.ToInt32(Console.ReadLine());
Order order = new Order(customer, goods, count);
orderService.AddOrder(order);
break;
}
case 2:
{
Console.WriteLine("请输入要删除的订单号:");
Order order = orderService.QueryOrderByNumber(Convert.ToInt32(Console.ReadLine()));
orderService.DeleteOrder(order);
break;
}
case 3:
{
Console.WriteLine("按姓名查询请输入:1");
Console.WriteLine("按商品查询请输入:2");
Console.WriteLine("按订单号查询请输入:3");
int i = Convert.ToInt32(Console.ReadLine());
switch (i)
{
case 1:
{
Console.WriteLine("请输入姓名:");
orderService.QueryOrderByCustomer(Console.ReadLine());
break;
}
case 2:
{
Console.WriteLine("请输入商品:");
orderService.QueryOrderByGoods(Console.ReadLine());
break;
}
case 3:
{
Console.WriteLine("请输入订单号:");
orderService.QueryOrderByNumber(Convert.ToInt32(Console.ReadLine()));
break;
}
}
break;
}
case 4:
{
Console.WriteLine("请输入要修改的订单号:");
Order order = orderService.QueryOrderByNumber(Convert.ToInt32(Console.ReadLine()));
Console.WriteLine("单修改商品种类请输入:1");
Console.WriteLine("单修改商品数量请输入:2");
Console.WriteLine("都要修改请输入:3");
int i = Convert.ToInt32(Console.ReadLine());
switch (i)
{
case 1:
Console.WriteLine("请输入要修改为的商品种类:");
orderService.ModifyOrder(order, Console.ReadLine());
break;
case 2:
Console.WriteLine("请输入要修改为的商品数目:");
orderService.ModifyOrder(order, Convert.ToInt32(Console.ReadLine()));
break;
case 3:
Console.WriteLine("请输入要修改为的商品种类:");
string goods = Console.ReadLine();
Console.WriteLine("请输入要修改为的商品数目:");
orderService.ModifyOrder(order, goods, Convert.ToInt32(Console.ReadLine()));
break;
}
break;
}
}
}
catch
{
Console.WriteLine("你的输入有误，即将返回程序初始状态!");
Func(orderService);
}
Func(orderService);
}
public static void Main()
{
try
{
Customer customer1 = new Customer(1, "Customer1");
Customer customer2 = new Customer(2, "Customer2");
Goods milk = new Goods(1, "Milk", 69.9);
Goods eggs = new Goods(2, "eggs", 4.99);
Goods apple = new Goods(3, "apple", 5.59);
OrderDetail orderDetails1 = new OrderDetail(1, apple, 8);
OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2);
OrderDetail orderDetails3 = new OrderDetail(3, milk, 1);
Order order1 = new Order(1, customer1);
Order order2 = new Order(2, customer2);
Order order3 = new Order(3, customer2);
order1.AddDetails(orderDetails1);
order1.AddDetails(orderDetails2);
order1.AddDetails(orderDetails3);
//order1.AddOrderDetails(orderDetails3);
order2.AddDetails(orderDetails2);
order2.AddDetails(orderDetails3);
order3.AddDetails(orderDetails3);
OrderService os = new OrderService();
os.AddOrder(order1);
os.AddOrder(order2);
os.AddOrder(order3);
Console.WriteLine("GetAllOrders");
List <Order> orders = os.QueryAllOrders();
foreach (Order od in orders)
{
Console.WriteLine(od.ToString());
}
Console.WriteLine("GetOrdersByCustomerName:'Customer2'");
orders = os.QueryByCustomerName("Customer2");
foreach (Order od in orders)
{
Console.WriteLine(od.ToString());
}
Console.WriteLine("GetOrdersByGoodsName:'apple'");
orders = os.QueryByGoodsName("apple");
foreach (Order od in orders)
{
Console.WriteLine(od.ToString());
}
Console.WriteLine("Remove order(id=2) and qurey all");
os.RemoveOrder(2);
os.QueryAllOrders().ForEach(
od => Console.WriteLine(od));
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
static void Main(string[] args)
{
OrderDB dbcontext = new OrderDB();
//创建数据库如果不存在的话
if (dbcontext.Database.CreateIfNotExists())
{
Console.WriteLine("数据库已创建成功！");
//Console.Read();
}
else
{
Console.WriteLine("数据库已经存在，无需创建！");
}
Order order1 = new Order(3, "王林", "+86 13333333333");
Order order2 = new Order(2, "苏铭", "+86 12345678901");
OrderService orderService = new OrderService();
OrderDetails Orderdetail = new OrderDetails("下品灵石", 1, 1);
OrderDetails Orderdetai2 = new OrderDetails("极品灵石", 10, 10000);
order1.AddOrderDetails(Orderdetail);
order2.AddOrderDetails(Orderdetai2);
try
{
orderService.AddOrder(order1);
orderService.AddOrder(order2);
}
catch
{
Console.WriteLine("订单已存在");
}
Console.WriteLine("欢迎来到订单管理系统\n");
while (true)
{
Console.WriteLine("您有五个选择：\n");
Console.WriteLine("1、添加订单\n" +
"2、通过订单号删除订单\n" +
"3、通过订单号查询订单\n" +
"4、通过订单号更改订单\n" +
"5、通过商品名查询订单\n" +
"6、通过客户名查询订单\n" +
"7、查询总金额超过一万的订单\n" +
"8、保存所有数据到本地\n" +
"9、导入所有数据到系统\n" +
"10、退出系统\n" +
"请输入您的选择：");
string str = Console.ReadLine();
int choice;
if (!int.TryParse(str, out choice))
{
Console.WriteLine("输入格式错误请重新输入");
}
if (choice == 1)
{
Order order = CreateOrder();
orderService.AddOrder(order);
}
else if (choice == 2)
{
//int id = StringToIntId();
Console.WriteLine("请输入订单号");
string ID = Console.ReadLine();
orderService.DeleteOrderById(ID);
}
else if (choice == 4)
{
//int id = StringToIntId();
Order order = CreateOrder();
orderService.updateOrder(order);
}
else if (choice == 3)
{
//int id = StringToIntId();
Console.WriteLine("请输入订单号：");
string id = Console.ReadLine();
//orderService.FindOrderById(id);
Console.WriteLine(orderService.FindOrderById(id));
}
else if (choice == 5)
{
Console.WriteLine("请输入商品名称：");
str = Console.ReadLine();
orderService.QueryByGoods(str);
}
else if (choice == 6)
{
Console.WriteLine("请输入客户名：");
str = Console.ReadLine();
orderService.FindByClientName(str);
}
else if (choice == 7)
{
orderService.FindBigTrade();
}
else if (choice == 8)
{
orderService.Export();
}
else if (choice == 9)
{
orderService.Import();
}
else
{
break;
}
}
}
static void Main(string[] args)
{
Order O1 = new Order("张三", 1, 3, 3, 3);
Order O2 = new Order("李四", 2, 4, 4, 4);
List <Order> orderlist = new List <Order>();
orderlist.Add(O1);
orderlist.Add(O2);
Console.WriteLine("输入进行的操作:1显示所有订单 2添加订单 3删除订单 4查询 5修改订单 6查询金额大于10000的订单 7@ ");
string sss = Console.ReadLine();
while (sss != "@")
{
int operationNum = int.Parse(sss);
switch (operationNum)
{
case 1: //利用foreach将所有的订单输出
OrderService order11 = new OrderService();
foreach (Order i in orderlist)
{
order11.PrintOrder(i);
}
break;
case 2: //添加订单
OrderService order1 = new OrderService();
order1.AddOrder();
orderlist.Add(order1.list[0]);
break;
case 3:
OrderService order2 = new OrderService();
order2.list = orderlist;
try
{
Console.WriteLine("输入删除订单号：");
int Searchnum3 = Convert.ToInt32(Console.ReadLine());
Order o32 = order2.SearchOrderNum(Searchnum3);
order2.deleteOrderNum(o32.Number);
}
catch (Exception e)
{
Console.WriteLine("失败了" + e.Message);
}
break;
case 4:
OrderService order4 = new OrderService();
order4.list = orderlist;
Console.WriteLine("1客户名称 2订单号");
int qq = int.Parse(Console.ReadLine());
switch (qq)
{
case 1:
Console.WriteLine("输入：");
string SearchName = Console.ReadLine();
Order o41 = order4.SearchOrderName(SearchName);
order4.PrintOrder(o41);
break;
case 2:
Console.WriteLine("输入：");
int Searchnum = Convert.ToInt32(Console.ReadLine());
Order o2 = order4.SearchOrderNum(Searchnum);
order4.PrintOrder(o2);
break;
}
break;
case 5:
OrderService order3 = new OrderService();
order3.list = orderlist;
Console.WriteLine("1修改客户名称 2修改订单号");
int qqq = int.Parse(Console.ReadLine());
switch (qqq)
{
case 1:
Console.WriteLine("输入原来的名字：");
string SearchName1 = Convert.ToString(Console.ReadLine());
Console.WriteLine("输入现在的名字：");
string SearchName2 = Convert.ToString(Console.ReadLine());
Order o1 = order3.SearchOrderName(SearchName1);
o1.ClientName = SearchName2;
break;
case 2:
Console.WriteLine("输入以前的订单号：");
int Searchnum = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("输入现在的订单号：");
int Searchnum2 = Convert.ToInt32(Console.ReadLine());
Order o2 = order3.SearchOrderNum(Searchnum);
o2.Number = Searchnum2;
break;
}
break;
case 6:
OrderService order6 = new OrderService();
foreach (Order i in orderlist)
{
if (i.price > 10000)
{
order6.PrintOrder(i);
}
}
break;
}
Console.WriteLine("输入进行的操作:1显示所有订单 2添加订单 3删除订单 4查询 5修改订单 6查询金额大于10000的订单 7@ ");
sss = Console.ReadLine();
}
Environment.Exit(0);
}
static void Main(string[] args)
{
OrderService store = new OrderService();
store.AddOrder();
//添加商品
store.AddGood("apple", 10, 0);
store.AddGood("banana", 10, 0);
store.AddGood("ipone", 10, 0);
store.AddGood("car", 1000, 0);
store.AddGood("water", 10, 0);
////打印出所有商品
store.ShowOrderService();
Console.WriteLine("");
//设置商品的价格
int price = 20;
foreach (OrderDetails good in store.GrtOrder(0).GetList())
{
good.Price = price;
price = price + 10;
}
//用Linq语言进行选择
//根据商品的名字
{ string name = Console.ReadLine();
var n = from m in store.GrtOrder(0).GetList()
where m.Name == name
select m;
foreach (var item in n)
{
item.ShowGood();
}
}
//用Linq语言进行选择
//根据商品的序号
{
int number = Convert.ToInt32(Console.ReadLine());
var n1 = from m1 in store.GrtOrder(0).GetList()
where m1.ListNumber == number
select m1;
foreach (var item in n1)
{
item.ShowGood();
}
}
//用Linq语言进行选择
//选出金额大于1w的商品
{
var n2 = from m2 in store.GrtOrder(0).GetList()
where m2.Number * m2.Price > 1000
select m2;
foreach (var item in n2)
{
Console.WriteLine("交易量大于10000商品");
item.ShowGood();
}
}
Console.ReadLine();
////删除一种商品
//store.DeleteGoodByGoodName("car", 0);
//store.ShowOrderService();
////修改商品的名字
//store.ChangeGoodDetailsName("apple", "changeApple", 0);
//store.ShowOrderService();
////修改商品的数量
//store.ChangeGoodDetailsNumber("changeApple", 10000, 0);
//store.ShowOrderService();
////搜索某种商品——通过商品的名字
//store.SortGood("water");
////搜索某种商品——通过商品的序号
//store.SortGood(1, 0);
////错误检测——改变商品数据
//store.ChangeGoodDetailsName("aaa", "bbb", 1);
////错误检测——寻找商品
//store.SortGood("aaa");
//store.SortGood(6, 0);
////错误检测——删除商品
//store.DeleteGoodByGoodName("aaaa", 0);
//store.DeleteGoodByGoodNumber(6, 0);
////删除订单
//store.DeleteOrder(0);
//store.ShowOrderService();
}
