package javaGame;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridLayout;

import javax.swing.JFrame;

import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.util.Random;

import javax.swing.JButton;
import javax.swing.ImageIcon;
import javax.swing.Icon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.Timer;

public class CardButton extends JFrame {
    Clicked handler = new Clicked();
    JFrame game = new JFrame("Card Match Game");
    JPanel playfield = new JPanel();
    JPanel playerPanel = new JPanel();
    JLabel displayText[] = new JLabel[2];
    JButton restartGame = new JButton("Play Again");
    JButton hold;
    JButton held;
    int player = 0;
    int counter = 0;
    Icon pic1;
    Icon pic2;
    int score = 0;

    public JButton buttons[] = new JButton[16];
    public ImageIcon imagesicons[] = new ImageIcon[16];

    public CardButton() {

        playfield.setLayout(new GridLayout(4, 4, 4, 4));
        playerPanel.setLayout(new GridLayout(1, 4));

        // generate the buttons
        for (int i = 0; i < 16; i++) {
            buttons[i] = new JButton();
            buttons[i].setBackground(Color.GREEN);
            buttons[i].addActionListener(handler);// add button to action
                                                    // listener
            playfield.add(buttons[i]);// add button to grid
        }

        // generate text labels
        for (int i = 0; i < 2; i++) {
            displayText[i] = new JLabel();
            playerPanel.add(displayText[i]);
        }
        displayText[0].setText("Player score:");
        displayText[1].setText("0");
        game.setSize(600, 620);
        game.setResizable(true);
        game.setVisible(true);
        game.getContentPane().add(playerPanel, BorderLayout.SOUTH);
        game.getContentPane().add(playfield, BorderLayout.CENTER);

        // this.getContentPane().add(playerPanel, BorderLayout.SOUTH);// need to
        // fix
        // this.getContentPane().add(go,BorderLayout.CENTER);

        // generate array with random images
        int counter1 = 0;
        int counter2 = 0;
        int counter3 = 0;
        int counter4 = 0;
        int counter5 = 0;
        int counter6 = 0;
        int counter7 = 0;
        int counter8 = 0;
        for (int i = 0; i < 16; i++) {
            Random rnd = new Random();
            int num = 1 + rnd.nextInt(8);

            switch (num) {
            case 1:
                if (counter1 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter1++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 2:
                if (counter2 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter2++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 3:
                if (counter3 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter3++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 4:
                if (counter4 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter4++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 5:
                if (counter5 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter5++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 6:
                if (counter6 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter6++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 7:
                if (counter7 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter7++;
                }

                else {
                    i--;
                    continue;
                }

                break;
            case 8:
                if (counter8 < 2) {
                    imagesicons[i] = new ImageIcon(getClass().getResource(
                            (num) + ".png"));
                    counter8++;
                }

                else {
                    i--;
                    continue;
                }

                break;

            }

        }

        restartGame.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent a) {
                score = 0;
                displayText[1].setText(score + "");
                // set all icons on buttons to null
                for (int i = 0; i < 16; i++) {

                    buttons[i].setIcon(null);
                    imagesicons[i] = null;

                }
                int counter1 = 0;
                int counter2 = 0;
                int counter3 = 0;
                int counter4 = 0;
                int counter5 = 0;
                int counter6 = 0;
                int counter7 = 0;
                int counter8 = 0;
                // generate again the array with random images
                for (int i = 0; i < 16; i++) {
                    Random rnd = new Random();
                    int num = 1 + rnd.nextInt(8);

                    switch (num) {
                    case 1:
                        if (counter1 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter1++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 2:
                        if (counter2 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter2++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 3:
                        if (counter3 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter3++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 4:
                        if (counter4 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter4++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 5:
                        if (counter5 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter5++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 6:
                        if (counter6 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter6++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 7:
                        if (counter7 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter7++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;
                    case 8:
                        if (counter8 < 2) {
                            imagesicons[i] = new ImageIcon(getClass()
                                    .getResource((num) + ".png"));
                            counter8++;
                        }

                        else {
                            i--;
                            continue;
                        }

                        break;

                    }

                }

            }
        });
        restartGame.setBackground(Color.orange);

        playerPanel.add(restartGame);

    }

    // handling events
    private class Clicked implements ActionListener {

        public void actionPerformed(ActionEvent e) {
            int i;
            hold = (JButton) e.getSource();
            if (hold.getIcon() == null) {
                for (i = 0; buttons[i] != hold; i++) {

                }
                if (counter == 0) {

                    hold.setIcon(imagesicons[i]);
                    pic2 = imagesicons[i];
                    counter++;
                    held = hold;
                } else {

                    hold.setIcon(imagesicons[i]);
                    pic1 = imagesicons[i];
                    countScore(pic1, hold);
                    counter = 0;

                }

            }

        }

        // count score
        private void countScore(Icon pic1, JButton hold) {

            if (pic1.toString().equals(pic2.toString())
                    || pic1.toString().equals("8.png")
                    || pic2.toString().equals("8.png")) {
                score += 10;
                displayText[1].setText(score + "");

            } else {
                // hide the two icons
                Timer t = new Timer(200, new ActionListener() {

                    public void actionPerformed(ActionEvent e) {
                        hold.setIcon(null);

                        held.setIcon(null);

                    }
                });
                t.setRepeats(false);
                t.start();

            }
        }
    }

    public static void main(String[] args) throws Exception {
        CardButton play = new CardButton();
    }
}