//public void Change(double totalmoner)
//{
// while (true)
// {
// Console.WriteLine("请输入付款金额：");
// double Payment = double.Parse(Console.ReadLine());
// if (Payment - totalmoner >= 0)
// {
// Console.WriteLine($"找您{Payment - totalmoner}");
// break;
// }
// else
// {
// Console.WriteLine("您输入的金额不足！");
// Console.WriteLine("请继续付款");
// Payment = double.Parse(Console.ReadLine());
// }
// }
//}
/// <summary>
/// 根据用户的输入，选择打折的方式
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public CalFather Cf(string input)
{
CalFather c = null;
switch (input)
{
case "1":
c = new CalNone();
break;
case "2":
c = new CalRate(0.9);
break;
case "3":
c = new CalRate(8.5);
break;
case "4":
c = new CalMN(300, 50);
break;
case "5":
c = new CalMN(500, 100);
break;
}
return(c);
}
/// <summary>
/// 跟用户交互的过程
/// </summary>
public void AskBuying()
{
Console.WriteLine("欢迎光临，请问您需要些什么？");
Console.WriteLine("我们有Acer、SamSung、JiangYou、Banana");
string strType = Console.ReadLine();
Console.WriteLine("您需要多少？");
int count = Convert.ToInt32(Console.ReadLine());
//去仓库取货物
ProductFather[] pros = ck.QuPros(strType, count);
//下面该计算价钱了
double realMoney = GetMoney(pros);
Console.WriteLine("您总共应付{0}元", realMoney);
Console.WriteLine("请选择您的打折方式 1--不打折 2--打九折 3--打85折 4--买300送50 5--买500送100");
string input = Console.ReadLine();
//通过简单工厂的设计模式根据用户的输入获得一个打折对象
CalFather cal = GetCal(input);
double totalMoney = cal.GetTotalMoney(realMoney);
Console.WriteLine("打完折后，您应付{0}元", totalMoney);
Console.WriteLine("以下是您的购物信息");
foreach (var item in pros)
{
Console.WriteLine("货物名称：" + item.Name + "," + "\t" + "货物单价：" + item.Price + "," + "\t" + "货物编号：" + item.ID);
}
}
//和用户交互
public void AskBuying()
{
Console.WriteLine("欢迎光临，请问您需要购买什么");
Console.WriteLine("我们有 Acer，SamSung，Sauce，Banana");
string strTaple = Console.ReadLine();
Console.WriteLine("您需要多少？");
int count = int.Parse(Console.ReadLine());
//取货,里面包含需要取的货物名称和数量
ProductFather[] pf = wh.Getproduct(strTaple, count);
//结账
double ReMoney = Money(pf);
Console.WriteLine($"您总共需要支付{ReMoney}元");
Console.WriteLine("请选择你的打折方式：1--不打折，2--打9折，3--打8.5折，4--满300减50，5--满500减100");
string input = Console.ReadLine();
//通过用户的输入返回一个打折的对象
CalFather c = Cf(input);
double totalmoner = c.GetTotlaMoney(ReMoney);
Console.WriteLine($"打完折之后您应付{totalmoner}元");
//Change(totalmoner);
for (int i = 0; i < pf.Length; i++)
{
Console.WriteLine("您的购买信息为：");
Console.WriteLine("商品名称：" + pf[i].Name + ",\t单价：" + pf[i].Price + ",\tID：" + pf[i].Id);
}
}
/// <summary>
/// 根据用户选择的打折方式返回一个打折对象
/// </summary>
/// <param name="input">用户的选择</param>
/// <returns>返回的父类对象，但是里面装的是子类对象</returns>
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);
}
