//购买者交互
public void AskBuying()
{
Console.WriteLine("请问您需要什么？");
Console.WriteLine("我们这有Acer,Samsung,JianYou,Banana");
string strType = Console.ReadLine();
Console.WriteLine("请问你要多少？");
int count = Convert.ToInt32(Console.ReadLine());
ProductFather[] pros = ck.QuPros(strType, count);
double realMoney = GetMoney(pros);
Console.WriteLine("总共需要{0}", realMoney);
Console.WriteLine("请选择您的打折方式1---不打折，2---打九折，3---打85折，4---买300送50，5---买500送100");
string input = Console.ReadLine();
//通过简单工厂得到实际应付的钱
CalFather cal = GetCal(input);
double payMoney = cal.GetMoney(realMoney);
Console.WriteLine("打完折后实际应付{0}", payMoney);
Console.WriteLine("以下是您的购物信息");
foreach (var item in pros)
{
Console.WriteLine("货物名称{0}，货物单价{1}，货物编号{2}", item.Name, item.Price, item.ID);
}
}
public CalFather GetCal(string input)
{
CalFather cal = null;
switch (input)
{
case "1": cal = new CalNormal();
break;
case "2": cal = new CalRate(0.9);
break;
case "3": cal = new CalRate(0.85);
break;
case "4": cal = new CalMN(300, 50);
break;
case "5": cal = new CalMN(500, 100);
break;
}
return(cal);
}
