pdd砍价系统简易版

import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;

public class AccontOperator {
    ArrayList<Account> cutAccounts = new ArrayList<>();
    Scanner sc = new Scanner(System.in);
    Random random = new Random();
    Account account = new Account("光头强", 0, 80,0);


    public void start() {
        while (true) {
            System.out.println("请输入（砍价）开始砍价");
            String cut = sc.next();
            if (cut.equals("砍价")) {
                System.out.println("恭喜你，成功开始砍价");
                break;
            } else {
                System.out.println("输入错误");
            }
        }

        while (true) {
            System.out.println("=====砍价帮=====");
            System.out.println("1. 开始砍价");
            System.out.println("2. 查看砍价记录");
            System.out.println("请输入您要选择的功能：");
            int Choice = sc.nextInt();
            switch (Choice) {
                case 1:
                    // 开始砍价
                    cut();
                    break;
                case 2:
                    // 查看砍价记录
                    look();
                    break;
                default:
                    System.out.println("输入错误,请重新输入");
            }
        }
    }

    //查看砍价记录
    private void look() {
        System.out.println("==========>砍价记录<-===========");
        for (Account cutAccount : cutAccounts) {
            System.out.println(cutAccount.getUsername() + "帮你砍了" + cutAccount.getCutPrice() + "元");
        }
    }

    //开始砍价
    private void cut() {

        int i = 0;
            System.out.println("***************************************");
            System.out.println("已砍" + account.getCutPrice() + "元" + "，还需砍" + (account.getTotalPrice() - account.getCutPrice()) + "元");
        while (true) {
            Account cutPerson = new Account();
            System.out.println("==============->砍价帮<-================");
            System.out.println("请输入砍价人的姓名：");
            String name = sc.next();

            //检查是否重复
            if (judgeName(cutAccounts, name)) {
                System.out.println("该用户已参与过砍价");
                continue;
            }
            cutPerson.setUsername(name);
            i++;


            //随机砍价
            if (i == 10) {
                cutPerson.setCutPrice(account.getTotalPrice() - account.getTotalCutPrice());
            } else {
                int money = random.nextInt(10);
                cutPerson.setCutPrice(money);
            }




            //更新总金额
            if (account.getTotalPrice() - account.getTotalCutPrice() < cutPerson.getCutPrice()) {
                account.setTotalCutPrice(80);
            }else {
                account.setTotalCutPrice(account.getTotalCutPrice() + cutPerson.getCutPrice());
            }
            
            //放入集合去
            cutAccounts.add(cutPerson);
            System.out.println("恭喜" + cutPerson.getUsername() + "成功帮你砍了" + cutPerson.getCutPrice() + "元"+"");
            System.out.println("已砍" + account.getTotalCutPrice() + "元" + "，还需砍" + (account.getTotalPrice() - account.getTotalCutPrice()) + "元");
            //总金额为零就结束
            if (account.getTotalCutPrice() == 80) {
                System.out.println("恭喜你，砍价成功");
                break;
            }
        }
    }

    //比较是否重复
    private boolean judgeName(ArrayList<Account> cutAccounts,String name) {
        boolean judge = false;
        for (Account cutAccount : cutAccounts) {
            if (cutAccount.getUsername().equals(name)) {
                judge = true;
                break;
            }
        }
        return judge;
    }


}




public class Account {
    private String username;
    private int totalPrice;
    private int cutPrice;
    private int totalCutPrice;

    public Account() {
    }

    public Account(String username, int cutPrice, int totalPrice,int totalCutPrice) {
        this.username = username;
        this.totalPrice = totalPrice;
        this.cutPrice = cutPrice;
        this.totalCutPrice = totalCutPrice;
    }

    public int getTotalCutPrice() {
        return totalCutPrice;
    }

    public void setTotalCutPrice(int totalCutPrice) {
        this.totalCutPrice = totalCutPrice;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public int getTotalPrice() {
        return totalPrice;
    }

    public void setTotalPrice(int totalPrice) {
        this.totalPrice = totalPrice;
    }

    public int getCutPrice() {
        return cutPrice;
    }

    public void setCutPrice(int cutPrice) {
        this.cutPrice = cutPrice;
    }
}



public class Test {
        public static void main(String[] args) {
            AccontOperator accontOperator = new AccontOperator();
            accontOperator.start();
        }
}

作为学Java开始的第一个项目。