MancalaController.java

import java.awt.*;
import java.awt.event.*;
import java.awt.geom.*;
import javax.swing.*;

/**
 * The class that represents the Controller of the MVC design pattern. Manages interaction between the Model and the View.
 * @author: Hung Phan
 * @author: Lien Cao
 * @author: Wendy Ta
 * @version: 1.0 11/28/25
 */
public class MancalaController extends JPanel{
    private MancalaModel model;
    private MancalaView view;

    /**
     * Constructs a controller of the game
     * @param m the model representing the game state
     */
    public MancalaController(MancalaModel m) {
        this.model = m;
        this.view = new MancalaView(model);
        model.addChangeListener(view);

        setLayout(new BorderLayout());

        add(view, BorderLayout.CENTER); 
        add(leftPanel(), BorderLayout.WEST); // show "MANACALA B"
        add(rightPanel(), BorderLayout.EAST); // show "MANACALA A"
        add(topPanel(), BorderLayout.NORTH); 
        add(bottomPanel(), BorderLayout.SOUTH);
        
    }

    /**
     * Creates the left panel displaying the label "MANCALA B"
     * @return the custom panel
     */
    private JPanel leftPanel() {
        JPanel leftPanel = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                super.paintComponent(g);
                Graphics2D g2 = (Graphics2D) g;
                
                Font font = new Font("Arial", Font.BOLD, 30);
                g2.setFont(font);
                int textX = 50;
                int textY = 70;
                String[] text = {"M", "A", "N", "C", "A", "L", "A", " ", "B"};
                for(int i = 0; i < text.length; i++) {
                    g2.drawString(text[i], textX, textY + i * 35);
                }
            }
        };
        leftPanel.setPreferredSize(new Dimension(120, 350));
        return leftPanel;
    }

    /**
     * Creates the right panel displaying the label "MANCALA A"
     * @return the custom panel
     */
    private JPanel rightPanel() {
        JPanel rightPanel = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                super.paintComponent(g);
                Graphics2D g2 = (Graphics2D) g;
                
                Font font = new Font("Arial", Font.BOLD, 30);
                g2.setFont(font);
                int textX = 50;
                int textY = 70;
                String[] text = {"M", "A", "N", "C", "A", "L", "A", " ", "A"};
                for(int i = 0; i < text.length; i++) {
                    g2.drawString(text[i], textX, textY + i * 35);
                }
            }
        };
        rightPanel.setPreferredSize(new Dimension(120, 350));
        return rightPanel;
    }

    /**
     * Creates the top panel with an arrow pointing to "PLAYER B".
     * @return the custom panel
     */
    private JPanel topPanel() {
        JPanel topPanel = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                super.paintComponent(g);
                Graphics2D g2 = (Graphics2D) g;
                int centerX = getWidth()/3; //get the center position of panel
                Point2D.Double start1 = new Point2D.Double(centerX + 15,20);
                Point2D.Double end1 = new Point2D.Double(centerX + 30, 30);
                Shape segment1 = new Line2D.Double(start1, end1);
                g2.draw(segment1);
                Point2D.Double end2 = new Point2D.Double(centerX+30, 10);
                Shape segment2 = new Line2D.Double(start1, end2);
                g2.draw(segment2);
                Point2D.Double end3 = new Point2D.Double(centerX+60, 20);
                Shape segment3 = new Line2D.Double(start1, end3);
                g2.draw(segment3);

                // Draw the text next to the arrow
                String text = "PLAYER B";
                Font font = new Font("Arial", Font.BOLD, 30);
                g2.setFont(font);
                int textX = 70; // start after the arrow
                int textY = 30;
                g2.drawString(text, centerX + textX, textY);
            }
        };
        topPanel.setPreferredSize(new Dimension(500, 80));
        return topPanel;
    }

    /**
     * Creates the top panel with an arrow pointing to "PLAYER A".
     * and control buttons
     * @return the custom panel
     */
    private JPanel bottomPanel() {
        JPanel outerPanel = new JPanel();
        outerPanel.setLayout(new FlowLayout(FlowLayout.CENTER, 10, 10));

        JButton undoButton = new JButton("UNDO");
        undoButton.setBackground(Color.GREEN);
        undoButton.setOpaque(true);
        undoButton.setPreferredSize(new Dimension(80, 40));

        JComboBox<String> styleButton = new JComboBox<>(new String[] {"Default","Inverted","Wood"});
        styleButton.setBackground(Color.LIGHT_GRAY);
        styleButton.setOpaque(true);
        styleButton.setPreferredSize(new Dimension(100, 40));
        
        undoButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                model.undo();
                repaint();
            }
        });
        
        styleButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                String selectedStyle = (String) styleButton.getSelectedItem();
                if (selectedStyle.equals("Default")) {
                    BoardStyle style1 = new BoardStyleDefault(); //Set to default style
                    model.setBoardStyle(style1);
                } else if (selectedStyle.equals("Inverted")) {
                    BoardStyle style2 = new BoardStyle2();
                    model.setBoardStyle(style2);
                } else if (selectedStyle.equals("Wood")) {
                    BoardStyle style3 = new BoardStyleWood();
                    model.setBoardStyle(style3); 
                }
            }
        });


        JPanel innerPanel = new JPanel() {
            @Override
            protected void paintComponent(Graphics g) {
                super.paintComponent(g);
                Graphics2D g2 = (Graphics2D) g;

                String text = "PLAYER A";
                Font font = new Font("Arial", Font.BOLD, 30);
                g2.setFont(font);
                int textX = 20;
                int textY = 30;
                int centerX = getWidth()/3; //get the center position of panel
                g2.drawString(text, centerX + 20, textY);

                FontMetrics fm = g2.getFontMetrics();
                int textWidth = fm.stringWidth(text);
                int arrowStartX = centerX + textWidth + 10;
                int arrowStartY = textY - 10;

                Point2D.Double end1 = new Point2D.Double(arrowStartX + 65 , arrowStartY);
                Point2D.Double start1 = new Point2D.Double(arrowStartX + 20, arrowStartY);
                Shape segment1 = new Line2D.Double(start1, end1);
                g2.draw(segment1);

                Point2D.Double start2 = new Point2D.Double(arrowStartX + 50, 10);

                Shape segment2 = new Line2D.Double(start2, end1);
                g2.draw(segment2);

                Point2D.Double start3 = new Point2D.Double(arrowStartX + 50, 30);
                Shape segment3 = new Line2D.Double(start3, end1);
                g2.draw(segment3);

            }
        };
        innerPanel.setPreferredSize(new Dimension(500, 80));

        JPanel stonePanel = new JPanel();
        JButton button3 = new JButton("3 Stones");
        button3.setBackground(Color.LIGHT_GRAY);
        button3.setOpaque(true);
        button3.setPreferredSize(new Dimension(80, 40));

        JButton button4 = new JButton("4 Stones");
        button4.setBackground(Color.LIGHT_GRAY);
        button4.setOpaque(true);
        button4.setPreferredSize(new Dimension(80, 40));

        button3.addActionListener( new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                model.setNumber(3);
                repaint();
            }
        });

        button4.addActionListener( new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                model.setNumber(4);
                repaint();
            }
        });

        stonePanel.add(button3);
        stonePanel.add(button4);

        outerPanel.add(innerPanel, BorderLayout.NORTH);
        outerPanel.add(undoButton, BorderLayout.SOUTH);
        outerPanel.add(styleButton, BorderLayout.EAST);
        outerPanel.add(stonePanel, BorderLayout.SOUTH);

        return outerPanel;
    }



}