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();
}
