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Copy pathEights.java
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135 lines (113 loc) · 3 KB
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import java.util.Scanner;
/**
* Simulates a game of Crazy Eights.
* See https://en.wikipedia.org/wiki/Crazy_Eights.
*/
public class Eights {
private Player one;
private Player two;
private Hand drawPile;
private Hand discardPile;
private Scanner in;
/**
* Initializes the state of the game.
*/
public Eights() {
Deck deck = new Deck("Deck");
deck.shuffle();
// deal cards to each player
one = new Player("Allen");
deck.deal(one.getHand(), 5);
two = new Player("Chris");
deck.deal(two.getHand(), 5);
// turn one card face up
discardPile = new Hand("Discards");
deck.deal(discardPile, 1);
// put the rest of the deck face down
drawPile = new Hand("Draw pile");
deck.dealAll(drawPile);
// create the scanner we'll use to wait for the user
in = new Scanner(System.in);
}
/**
* Returns true if either hand is empty.
*/
public boolean isDone() {
return one.getHand().isEmpty() || two.getHand().isEmpty();
}
/**
* Moves cards from the discard pile to the draw pile and shuffles.
*/
public void reshuffle() {
// save the top card
Card prev = discardPile.popCard();
// move the rest of the cards
discardPile.dealAll(drawPile);
// put the top card back
discardPile.addCard(prev);
// shuffle the draw pile
drawPile.shuffle();
}
/**
* Returns a card from the draw pile.
*/
public Card drawCard() {
if (drawPile.isEmpty()) {
reshuffle();
}
return drawPile.popCard();
}
/**
* Switches players.
*/
public Player nextPlayer(Player current) {
if (current == one) {
return two;
} else {
return one;
}
}
/**
* Displays the state of the game.
*/
public void displayState() {
one.display();
two.display();
discardPile.display();
System.out.print("Draw pile: ");
System.out.println(drawPile.size() + " cards");
in.nextLine();
}
/**
* One player takes a turn.
*/
public void takeTurn(Player player) {
Card prev = discardPile.lastCard();
Card next = player.play(this, prev);
discardPile.addCard(next);
System.out.println(player.getName() + " plays " + next);
System.out.println();
}
/**
* Plays the game.
*/
public void playGame() {
Player player = one;
// keep playing until there's a winner
while (!isDone()) {
displayState();
takeTurn(player);
player = nextPlayer(player);
}
// display the final score
one.displayScore();
two.displayScore();
}
/**
* Creates the game and runs it.
*/
public static void main(String[] args) {
Eights game = new Eights();
game.playGame();
}
}