java實現簡單撲克牌遊戲

package poker;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
import java.util.concurrent.Callable;
public class Game {
 public static void main(String[] args) {
    //定義5名玩家，使用List
    List<Player> playerList=new ArrayList<>();
    playerList.add(new Player("於美人"));
    playerList.add(new Player("小婷子"));
    playerList.add(new Player("小晨子"));
    playerList.add(new Player("小艾"));
    playerList.add(new Player("小珍子"));
    //定義撲克牌順序表
    List<Card> cardList=new ArrayList<>();
    //初始化撲克牌
    initializeCards(cardList);
    System.out.println(cardList);
    //呼叫collections下的shuffle（洗牌）方法
    //進行洗牌
    Collections.shuffle(cardList);
    //System.out.println("抽牌前，牌組中的牌：");
    System.out.println(cardList);
    //發牌
    int n=2;//每名玩家發幾張牌
    for(int i=0;i<n;i++){//一共發n輪牌
      for(Player player:playerList){//每名玩家一次抽牌
        Card card=cardList.remove(0);//從牌組中，抽一張牌出來
        player.cardList.add(card);//把這張牌放到當前玩家的手中
      }
    }
    System.out.println("現在牌組中剩餘的牌：");
    System.out.println(cardList);
    System.out.println("交換牌之前：");
   for(Player player:playerList){
      System.out.printf("玩家[%s]的手牌是： %s%n",player.name,player.cardList);
    }
    //要找的牌，方法1
    Card toFoundCard=new Card("♠",1);
    for(Player player:playerList){
      for(Card card:player.cardList){
        //比較每張牌和要找的是否為同一張牌
        if(card.equals(toFoundCard)){
          System.out.println(player.name+"獲勝");
          return;
        }
      }
    }
    System.out.println("無人獲勝");
 }
 //要找的牌，方法2
    Card toFoundCard2=new Card("♠",1);
    for(Player player:playerList){
      if(player.cardList.contains(toFoundCard)) {
        System.out.println(player.name + "獲勝");
        return;
      }
     }
  private static void initializeCards(List<Card> cards){
    for(String suit:new String[]{"♠","♥","♦","♣"}){
      for(int rank=1;rank<=5;rank++){
        Card card=new Card(suit,rank);
        //把撲克牌放入牌組中
        cards.add(card);
      }
    }
  }

//新增列印手牌的方法
public static void printPlayerHandCard(List<Player> playerList){
    for(Player player:playerList){
      System.out.printf("玩家[%s]的手牌是：%s%n",player.name,player.cardList);
    }
  }
  //集體實現交換的過程
     //交換牌
    //每名玩家隨機抽取下家的一張牌
    Random random=new Random();
    for(int i=0;i<playerList.size();i++){
      Player currentPlayer=playerList.get(i);
      //下家就是按照前後關係的下一個，最後一名玩家抽取第0個
      Player nextPlayer=playerList.get(i!=playerList.size()-1?i+1:0);

      //要取的牌的下標
      int toDrawIndex=random.nextInt(nextPlayer.cardList.size());
      //取牌
      Card drawCard=nextPlayer.cardList.remove(toDrawIndex);
      //放入當前玩家的手中
      currentPlayer.cardList.add(drawCard);

    }
    System.out.println("交換牌之後：");
    printPlayerHandCard(playerList);

Card toFoundCard=new Card("♠",1);
    //已知於美人的下標為0
    Player 於美人=playerList.get(0);
    if(!於美人.cardList.contains(toFoundCard)){
      於美人.cardList.set(0,toFoundCard);
    }
    System.out.println("於美人第一次發功：");
    printPlayerHandCard(playerList);
    System.out.println("交換牌之後：");
    printPlayerHandCard(playerList);
    //此處交換牌過程省略。。。。。。。。。。。。。。
    if(!於美人.cardList.contains(toFoundCard)){
      於美人.cardList.set(0,toFoundCard);
    }
    System.out.println("於美人第二次發功：");
    printPlayerHandCard(playerList);

package poker;

import java.util.ArrayList;
import java.util.List;

public class Player {

  public List<Card> cardList=new ArrayList<>();
  public String name;
  public Player(String name){
    this.name=name;
  }
}

package poker;
import java.util.Objects;
public class Card {
  public String suit;//花色
  public int rank;//分值
  //構造方法
  public Card(String suit,int rank){
    this.rank=rank;
    this.suit =suit;
  }
  @Override
  public String toString() {
    return String.format("[%s%d]",suit,rank);
  }
  //重寫比較相等的方法
  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    Card card = (Card) o;
    return rank == card.rank &&
        Objects.equals(suit, card.suit);
  }
}