chessai

college code for ai playing chess in java
ChessGame.java

(3577B)
      1 package chess;
      2 
      3 import chess.server.*;
      4 import chess.utils.ChessDirection;
      5 
      6 import java.util.ArrayList;
      7 import java.util.List;
      8 
      9 /**
     10  *
     11  */
     12 public class ChessGame {
     13 
     14     public static void main(String[] args) {
     15         final int gameId = 67;
     16         final int teamNo = 1;
     17         final String secret = "32c68cae";
     18 
     19         BenCarleChessServer server =
     20                 new BenCarleChessServer(gameId, teamNo, secret);
     21 
     22         ChessPlayer player = new ChessPlayer(teamNo);
     23         ChessPlayer opponent = new ChessPlayer(teamNo==1 ? 2 : 1);
     24 
     25         ChessBoard board = new ChessBoard();
     26 
     27         StatusResponse status = server.poll();
     28 
     29         boolean playing = true;
     30         while (playing) {
     31 
     32             // our turn
     33             while(status.isReady()) {
     34                 ChessClock clock =
     35                         new ChessClock(status.getSecondsLeft());
     36 
     37                 ChessRules.INSTANCE.setLog(false);
     38                 ChessRules.INSTANCE.setEvaluating(true);
     39                 ChessMove move = player.bestPossibleMove(board);
     40                 ChessRules.INSTANCE.setLog(true);
     41                 ChessRules.INSTANCE.setEvaluating(false);
     42 
     43                 MoveResponse response = server.push(board, move);
     44                 if(response.isResult() && board.move(move)) {
     45                     player.incrementMoves();
     46                     System.out.println("Player Moved: "+
     47                             move.toString()+" with "+
     48                             status.getSecondsLeft()+" seconds left.");
     49                 }
     50 
     51                 status = server.poll();
     52             }
     53 
     54             if(isGameover(status,board,player))
     55                 playing = false;
     56 
     57             // OPPONENT's turn
     58             while(!status.isReady()) {
     59                 // poll every 5 seconds
     60                 try {
     61                     Thread.sleep((long)(5 * 1000));
     62                     status = server.poll();
     63                 } catch (InterruptedException e) {}
     64 
     65                 if(status.isReady()) {
     66                     // move opponent's last move
     67                     if(board.move(status.srcLastMove(), status.destLastMove())) {
     68                         opponent.incrementMoves();
     69                         System.out.println("Opponent Moved: "+
     70                                 status.getLastMove()+" with "+
     71                                 status.getSecondsLeft()+" seconds left.");
     72                     }
     73                 }
     74             }
     75 
     76             printBoard(status, board);
     77             status = server.poll();
     78 
     79             if(isGameover(status,board,player))
     80                 playing = false;
     81         }
     82     }
     83 
     84     public static void printBoard(StatusResponse status, ChessBoard board) {
     85         // print board in console every 5 moves
     86         if(status.getLastMoveNumber() % 10 == 0) {
     87             System.out.println("Moves: "+
     88                     status.getLastMoveNumber()+"\n"+
     89                     board.printState());
     90         }
     91     }
     92 
     93     public static boolean isGameover(
     94             StatusResponse status,
     95             ChessBoard board,
     96             ChessPlayer player) {
     97 
     98         if(status.isGameover()) {
     99             ChessPlayer w = new ChessPlayer(status.getWinner());
    100             boolean winner = player.getColor() == w.getColor();
    101 
    102             System.out.println("Moves: "+
    103                     status.getLastMoveNumber()+"\n"+
    104                     board.printState());
    105 
    106             if(winner)
    107                 System.out.println("Congratulations! You Won!");
    108             else
    109                 System.out.println("GAMEOVER! You Lost!");
    110 
    111             return true;
    112         }
    113         return false;
    114     }
    115 }