package javaapplication1;

import java.awt.Color;
import java.awt.Component;
import java.awt.Label;
import javax.swing.*;
import java.awt.event.*;
/**
 *
 * @author Alexko
 */

public class JavaAplication1 extends JFrame {

    public static void main(String[] args) {
        JFrame frame = new JavaAplication1();
        frame.setSize( 420, 400);
        frame.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
        frame.setTitle( "is gelijk?");
        frame.setContentPane( new BKEPaneel() );
        frame.setVisible( true );
    }
}

class BKEPaneel extends JPanel implements ActionListener {

    final JButton[] buttons = new JButton[9];
    final Label whoWin = new Label();
    final Label scoreLabel = new Label();
    final JButton resetButton = new JButton();
    final JButton playWithBots = new JButton();

    boolean isBotGame = true;
    int playerScore[] =  {0, 0};
    String speler = "X";

    public BKEPaneel() {

        //Bind click event to reset button
        resetButton.addActionListener(this);
        resetButton.setText("0:0");
        resetButton.setBounds(60, 280, 80, 35);

        playWithBots.addActionListener(this);
        playWithBots.setText("Play With Bots: ON");
        playWithBots.setForeground(Color.GREEN);
        playWithBots.setBounds(120 + 30, 280, 150, 35);

        //schakel layout manager uit
        setLayout(null);

        for (int i=0;i<buttons.length;i++) {

            buttons[i]=new JButton("_");
            buttons[i].addActionListener(this);
            add(buttons[i]);
        }

        add(scoreLabel);

        int index = 0;
        //Rows
        for (int j=1; j <=3; j++) {

            //Lines
            for(int i = 1; i <= 3; i++) {

                buttons[index].setBounds( i * 60,  j * 60, 50, 50);
                index++;
            }
        }

        add(playWithBots);
        add(resetButton);
        add(whoWin);
    }

    private boolean checkForCharacter(String character)
    {
        //Malo by to byt cez for to by bolo ovela mensie ale jebat
        //Horizontal check
        if(buttons[0].getText().equals(character) && buttons[1].getText().equals(character) && buttons[2].getText().equals(character))
            return true;

        //Horizontal check row 2
       if(buttons[3].getText().equals(character) && buttons[4].getText().equals(character) && buttons[5].getText().equals(character))
            return true;

       //Horizontal check row 3
       if(buttons[4].getText().equals(character) && buttons[5].getText().equals(character) && buttons[6].getText().equals(character))
            return true;

        //vertical check row 1
       if(buttons[0].getText().equals(character) && buttons[3].getText().equals(character) && buttons[6].getText().equals(character))
            return true;

       //vertical check row 2
       if(buttons[1].getText().equals(character) && buttons[4].getText().equals(character) && buttons[7].getText().equals(character))
            return true;

       //Horizontal check row 3
       if(buttons[2].getText().equals(character) && buttons[5].getText().equals(character) && buttons[8].getText().equals(character))
            return true;

       //van links naar rechts - boven naar beneden
       if(buttons[0].getText().equals(character) && buttons[4].getText().equals(character) && buttons[8].getText().equals(character))
            return true;
       // van rechts naar links - beneden naar boven

       //Horizontal check row 2
       if(buttons[8].getText().equals(character) && buttons[4].getText().equals(character) && buttons[0].getText().equals(character))
            return true;

       //van links onder naar rechts boven
       if(buttons[6].getText().equals(character) && buttons[4].getText().equals(character) && buttons[2].getText().equals(character))
            return true;

        return false;
     }

    private void restartGame()
    {
        //Reset game
        for (JButton button : buttons) {
            button.setText("_");
        }
    }

    private void updateScore()
    {
        String myFancyFormatedString = String.format("%d:%d", playerScore[0], playerScore[1]);
        resetButton.setText(myFancyFormatedString);
    }

    private void checkForWinner ()
    {
        if (checkForCharacter("X"))
        {
            JOptionPane.showMessageDialog(null, "Player X is winner");
            restartGame();
            playerScore[0]++;
            updateScore();
        }
        else if(checkForCharacter("O"))
        {
            JOptionPane.showMessageDialog(null, "Player O is winner");
            restartGame();
            playerScore[1]++;
            updateScore();
        }

        boolean isFull = true;

        for (JButton button : buttons) {
            if ("_".equals(button.getText())) {
                isFull = false;
            }
        }

        if(isFull) {
            whoWin.setText("Noone won");
            restartGame();
        }
    }

    public void botChoose()
    {
        int randomIndex = 0;

        while( !buttons[randomIndex].getText().equals("_") && randomIndex < buttons.length)
        {
           randomIndex++;
        }

        buttons[randomIndex].setText(speler);
    }

    public void flipCurrentPlayer()
    {
        if(speler.equals("X")) speler = "O";
        else speler = "X";
    }

    public void actionPerformed( ActionEvent e) {

        JButton src =(JButton) e.getSource();

        //If rest button is pressed
        if(src == resetButton) {

            restartGame();
            return;
        }

        if(src == playWithBots) {

            playWithBots.setForeground(Color.red);
            playWithBots.setText("Play With Bots: OFF");
            isBotGame = false;
            restartGame();
            return;
        }

        //Check if game field button was pressed
        for(int i= 0; i < buttons.length; i++) {

            JButton currentButton = buttons[i];
            if(currentButton == src && currentButton.getText().equals("_")) {

                flipCurrentPlayer();
                currentButton.setText(speler);
                checkForWinner();

                if(isBotGame) {

                    //Bot
                    flipCurrentPlayer();
                    botChoose();
                    checkForWinner();
                }
            }
        }
    }
}