package Test;

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

public class MainMenu extends JFrame {
    private final static Dimension MINIMUM_SIZE = new Dimension(960, 540);
    private CardLayout cards = new CardLayout(), adminCards = new CardLayout();
    private JPanel adminPanel = new JPanel(), profPanel = new JPanel();
    private AdminView av;
    private ProfView pv;
    private JTable table;
    private int cardIndex = 0;


    private JButton[] buttonTab = {
            new JButton("Admin"),
            new JButton("Prof"),
            new JButton("Student")
    };


    public MainMenu() {
        super();
        this.setDefaultCloseOperation(EXIT_ON_CLOSE);
        this.setExtendedState(MAXIMIZED_BOTH);
        this.setMinimumSize(MINIMUM_SIZE);
        init();
        this.setVisible(true);
    }


    private void init() {
        BDatabase db = new BDatabase();
        Controller listener = new Controller(db, this);

        this.av = new AdminView(listener.getEtudiants(), listener.getGroupes(), listener);
        this.pv = new ProfView(listener.getEtudiants(), listener.getGroupes(), listener);

        listener.setAv(av);
        listener.setPv(pv);

        this.table = listener.initTable();

        adminPanel.setLayout(adminCards);
        adminPanel.add(cardWithTable(adminView()));

        this.setLayout(cards);

        this.add(first());
        this.add(adminPanel);
        //this.add(cardWithTable(profView()));

        cards.first(this.getContentPane());
    }


    private JPanel cardWithTable(JPanel sidePanel) {
        JPanel panel = new JPanel();
        JScrollPane scrollPane = new JScrollPane();

        panel.setLayout(new GridLayout(1, 2));

        panel.add(sidePanel);
        panel.add(this.table);
        panel.add(scrollPane);
        scrollPane.setViewportView(this.table);

        return panel;
    }


    public void updateTable(JTable table) {
        if (cardIndex == 1) {
            this.table = table;
            adminPanel.add(cardWithTable(adminView()));
            adminCards.next(adminPanel);
        } else if (cardIndex == 2) {
            this.table = table;
            adminPanel.add(cardWithTable(profView()));
            adminCards.next(profPanel);
        } else {

        }
    }


    private JPanel first() {
        JPanel mainPanel = new JPanel(), centerPanel = new JPanel();
        Dimension buttonDimension = new Dimension(300, 50);

        mainPanel.setLayout(new BorderLayout());
        centerPanel.setLayout(new GridBagLayout());

        Insets insets = new Insets(10, 10, 10, 10);
        GridBagConstraints gbc = new GridBagConstraints();
        gbc.insets = insets;
        gbc.gridwidth = 1;
        gbc.gridx     = 0;

        for (int i = 0; i < buttonTab.length; i++) {
            gbc.gridy = i;
            buttonTab[i].setPreferredSize(buttonDimension);
            buttonTab[i].addActionListener(this::action);
            centerPanel.add(buttonTab[i], gbc);
        }

        mainPanel.add(centerPanel, BorderLayout.CENTER);

        return mainPanel;
    }


    private JPanel adminView() {
        JPanel mainPanel = new JPanel();
        mainPanel.add(av);
        return mainPanel;
    }


    private JPanel profView() {
        JPanel mainPanel = new JPanel();
        mainPanel.add(pv);
        return mainPanel;
    }


    private void action(ActionEvent e) {
        JButton origin = (JButton) e.getSource();
        System.out.println(origin.getText());

        if (origin.getText() == "Admin") {
            cards.next(this.getContentPane());
            cardIndex = 1;

        } else if (origin.getText() == "Prof") {
            cards.next(this.getContentPane());
            cards.next(this.getContentPane());
            cardIndex = 2;

        } else {
            JOptionPane.showMessageDialog(null, "En travaux");
            cardIndex = 3;
        }
    }
}