Game_._java

import java.io.*;
import java.util.*;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JButton;
import java.awt.GridLayout;
import java.awt.Color;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.JOptionPane;


class Game extends JFrame implements ActionListener{
	static Bot bot=new Bot(1,7);

	JPanel p;
	JButton buttons[];
	Board board;
	Game(){
		super("Othello");
		board=new Board();
		p=new JPanel();
		buttons=new JButton[64];
		setSize(500,500);
		setResizable(false);
		setDefaultCloseOperation(EXIT_ON_CLOSE);
		p.setLayout(new GridLayout(8,8));
		int i=0,j=0;
		for(i=0;i<64;i++){
			buttons[i]=new JButton();
			buttons[i].addActionListener(this);
			p.add(buttons[i]);
		}
		add(p);
		setVisible(true);
	}

	void update(Board board){
		int i=0,j=0;
		for(i=0;i<8;i++){
			for(j=0;j<8;j++){
				if(board.grid[i][j]==1){
					if(buttons[i*8+j].getBackground()!=Color.WHITE){
						buttons[i*8+j].setBackground(Color.WHITE);
						buttons[i*8+j].setOpaque(true);
					}
				}
				else if(board.grid[i][j]==-1){
					if(buttons[i*8+j].getBackground()!=Color.BLACK){
						buttons[i*8+j].setBackground(Color.BLACK);
						buttons[i*8+j].setOpaque(true);
					}
				}
				else{
					if(buttons[i*8+j].getBackground()!=Color.GRAY){
						buttons[i*8+j].setBackground(Color.GRAY);
						buttons[i*8+j].setOpaque(true);
					}
				}
			}
		}
	}


//Here the calculations take place
	public void actionPerformed(ActionEvent e){
		JButton o=(JButton)e.getSource();
		ArrayList<Integer> possibleMoves=board.findPossibleMoves(-1);
		if(possibleMoves.size()>0){
			int i=0;
			for(i=0;i<64;i++){
				if(buttons[i]==o){
					try{
						board.move(-1,i/8,i%8);
					}
					catch(Exception exception){
						JOptionPane.showMessageDialog(null,exception.getMessage());
						return;
					}
					update(board);
					break;
				}
			}
		}
		boolean flag=true;
		while(flag){
			int count=0;
			possibleMoves=board.findPossibleMoves(1);
			if(possibleMoves.size()>0){
				System.out.println("Bot's move");
				int pos=Game.bot.think(board,possibleMoves);
				int x=pos/8;
				int y=pos%8;
				try{
					board.move(1,x,y);
				}
				catch(Exception exception){
					System.out.println(exception.getMessage());
				}
				update(board);
			}
			else
				count++;
			possibleMoves=board.findPossibleMoves(-1);
			if(possibleMoves.size()>0)
				flag=false;
			else
				count++;
			if(count==2){
				board.displayResult();
				board=new Board();
				update(board);
				return;
			}
		}
		System.out.println("Your move");
	}
	
	public static void main(String args[])throws Exception{
		Game game=new Game();
		game.update(game.board);
	}
}