CE203 Assignment 2

package Asssignment2;

import javax.swing.*;
import javax.swing.undo.UndoManager;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.HashMap;
import java.util.Map;

public class Game extends JFrame {

    JButton buttons[] = new JButton[9];
    //int[] magicSquare = new int[]{4, 9, 2, 3, 5, 7, 8, 1, 6};
    int[] magicSquare = new int[]{2, 7, 6, 9, 5, 1, 4, 3, 8};
    int[][] winConditionLines = {
            {0, 1, 2},
            {3, 4, 5},
            {6, 7, 8}
    };
    HashMap<Object, Object> hashMap = new HashMap<>();


    int turn = 0;


    public void initialiseButtons()
    {
        for(int i = 0; i <= 8; i++)
        {
            buttons[i] = new JButton();
            buttons[i].setText("");
            buttons[i].setBackground(Color.BLACK);
            add(buttons[i]); //adds this button to JPanel (note: no need for JPanel.add(...)
            //because this whole class is a JPanel already
        }
    }

    public void action() {
        for(int i = 0; i <= 8; i++) {
            buttons[i].addMouseListener(new MouseClickListener(this));
        }
    }


    public void resetButtons()
    {
        for(int i = 0; i <= 8; i++)
        {
            buttons[i].setEnabled(true);
            buttons[i].setText("");
            buttons[i].addKeyListener(new KeyboardListener(this));
        }
    }

    /*boolean hasWon(String player) {
        for (int i = 0; i < 9; i++)
            for (int j = 0; j < 9; j++)
                for (int k = 0; k < 9; k++)
                    if (i != j && i != k && j != k)
                        if (buttons[i].getText() == player && buttons[j].getText() == player && buttons[k].getText() == player)
                            if (magicSquare[i] + magicSquare[j] + magicSquare[k] == 15)
                                return true;
        return false;
    }*/

    /*public boolean winCondition(String player, String player2) {
        hashMap.put(buttons, magicSquare);
        for (int i = 0; i < 9; i++) {
            for (int j = 0; j < 9; j++) {
                for (int k = 0; k < 9; k++) {
                    if (buttons[i].getText() == player && buttons[j].getText() == player && buttons[k].getText() == player) {
                        if (magicSquare[i] + magicSquare[j] + magicSquare[k] == 15) {
                            setTitle(player + " has won!");
                            return true;
                        }
                    } else {
                        setTitle(player2 + " has won!");
                        return true;
                    }
                }
            }
        }
        return false;
    }*/

    /*public void winCondition() {
        hashMap.put(buttons, magicSquare);
        for (int i =  0; i < magicSquare.length; i++)
        {
            for (int j  = i+1; j < magicSquare.length; j++)
            {
                for (int k = j+1; k < magicSquare.length; k++) {
                    if (buttons[i].getText().equals(buttons[j].getText()) && buttons[j].getText().equals(buttons[k].getText()) && !buttons[i].getText().equals("")) {
                        if (magicSquare[i] + magicSquare[j] + magicSquare[k] == 15 ) {
                            JOptionPane.showMessageDialog(null, "Player has won!");
                        }
                    }
                }
            }
        }
    }*/

    /*public void winCondition() {
        for (int[] line : winConditionLines) {
            String first = buttons[line[0]].getText();
            String second = buttons[line[1]].getText();
            String third = buttons[line[2]].getText();
            if (first.equals(second) && second.equals(third)) {
                JOptionPane.showMessageDialog(null, "Player " + buttons[line[0]].getText() + " has won!");
            }
        }
    }*/

    public void winCondition() {
        int[][] winningLines = {{0,1,2}, {3,4,5}, {6,7,8}, {0,3,6}, {1,4,7}, {2,5,8}, {0,4,8}, {2,4,6}};
        for (int[] line : winningLines) {
            if (
                    buttons[line[0]].getText().equals(buttons[line[1]].getText()) &&
                            buttons[line[1]].getText().equals(buttons[line[2]].getText()) &&
                            !buttons[line[0]].getText().equals("")
            ) {
                JOptionPane.showMessageDialog(null, "Player has won!");
            }
        }
    }


    public void windCondition() {

        boolean win = false;

        // Who Won

        // Horizontal
        if (buttons[0].getText().equals(buttons[1].getText()) && buttons[1].getText().equals(buttons[2].getText()) && !buttons[0].getText().equals("")) {
            win = true;
        } else if (buttons[3].equals(buttons[4]) && buttons[4].equals(buttons[5]) && !buttons[3].equals("")) {
            win = true;
        } else if (buttons[6].equals(buttons[7]) && buttons[7].equals(buttons[8]) && !buttons[6].equals("")) {
            win = true;
        }

        // Vertical
        if (buttons[0].equals(buttons[3]) && buttons[3].equals(buttons[6]) && !buttons[0].equals("")) {
            win = true;
        } else if (buttons[1].equals(buttons[4]) && buttons[4].equals(buttons[7]) && !buttons[1].equals("")) {
            win = true;
        } else if (buttons[2].equals(buttons[5]) && buttons[5].equals(buttons[8]) && !buttons[2].equals("")) {
            win = true;
        }

        // Diagonal
        if (buttons[0].equals(buttons[4]) && buttons[4].equals(buttons[8]) && !buttons[0].equals("")) {
            win = true;
        } else if (buttons[2].equals(buttons[4]) && buttons[4].equals(buttons[6]) && !buttons[2].equals("")) {
            win = true;
        }

        if (win) {
            JOptionPane.showMessageDialog(null, "Player " + buttons + " wins!");
            for (JButton i : buttons) {
                i.setEnabled(false);
            }
        } /*else if (!win) {
            JOptionPane.showMessageDialog(null, "The game ended in a tie.");
        }*/
    }

    public void endGame() {
        for (int i = 0; i <=8; i++) {
            if (!buttons[i].isEnabled()) {
                JFrame gameOver = new JFrame("Post-game");
                JButton playAgain = new JButton("Play again");
                gameOver.setSize(300, 300);
                gameOver.add(playAgain);
                gameOver.setVisible(true);
                playAgain.addActionListener(new ActionListener() {
                    @Override
                    public void actionPerformed(ActionEvent actionEvent) {
                        gameOver.dispose();
                        new Game();
                    }
                });
            }
        }
    }

    public Game() {


        // set up game environment
        initialiseButtons();
        resetButtons();
        action();
        //winCondition("X", "O");
        winCondition();
        endGame();


        // key listener to respond to key events
        //addKeyListener(new KeyboardListener(this));

        //int num = 10;
        //setTitle(String.valueOf(num));

        // standard configuration
        setSize(new Dimension(400, 400));
        setLayout(new GridLayout(3,3));
        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        setVisible(true);

    }


    public static void main(String[] args) {
        new Game();
    }

}