package JsonInspector;

import javax.swing.*;
import java.awt.*;
import java.net.MalformedURLException;
import java.net.URL;

public class Frame extends JFrame {
    private static final Dimension DEFAULT_FRAME_SIZE = new Dimension(800, 600);
    private static final Dimension MINIMUM_FRAME_SIZE = new Dimension(600, 500);
    private static final String DEFAULT_LINK = "https://gbfs.citibikenyc.com/gbfs/en/station_information.json";
    private final CardLayout cards = new CardLayout();
    private boolean showTab = true;
    private GraphicFile file;
    private Node node;
    private Tree tree;

    public Frame() {
        super("Inspecteur JSON");
        tree = new Tree("");
        init();
        this.setVisible(true);
    }

    public Frame(Node node) {
        super("Inspecteur JSON");
        this.node = node;
        init();
        this.add(secondCard());
        cards.last(this.getContentPane());
        this.setVisible(true);
    }

    private void init() {
        this.setSize(DEFAULT_FRAME_SIZE);
        this.setDefaultCloseOperation(EXIT_ON_CLOSE);
        this.setMinimumSize(MINIMUM_FRAME_SIZE);
        this.setLayout(cards);
        this.add(firstCard());
        //this.add(secondCard());
        cards.first(this.getContentPane());
    }

    private JPanel firstCard() {
        GridBagLayout layout = new GridBagLayout();
        GridBagConstraints gbc = new GridBagConstraints();
        JTextField textField = new JTextField(DEFAULT_LINK, 30);
        JButton button = new JButton("Valider");
        button.addActionListener((event) -> validationAction(textField));
        JPanel panel = new JPanel();
        panel.setLayout(layout);

        gbc.insets = new Insets(10, 10, 10, 10);
        gbc.gridx  = 0;
        gbc.gridy  = 0;
        JLabel label = new JLabel("URL :");
        label.setForeground(Parameters.DEFAULT_TEXT_COLOR);
        panel.add(label, gbc);

        gbc.gridx = 1;
        panel.add(textField, gbc);

        gbc.gridy = 1;
        panel.add(button, gbc);

        panel.setBackground(Parameters.IHM_COLOR);
        return panel;
    }

    private JPanel secondCard() {
        file = new GraphicFile(tree, showTab);
        JButton showButton = new JButton();
        JButton backButton = new JButton("Retour");
        JPanel mainPanel = new JPanel(), southPanel = new JPanel();
        JScrollPane scroll = new JScrollPane();
        mainPanel.setLayout(new BorderLayout());

        if (showTab) {
            showButton.setText("Tout déplier");
        } else {
            showButton.setText("Tout replier");
        }

        southPanel.setBackground(Parameters.IHM_COLOR);
        southPanel.add(backButton);
        backButton.addActionListener((event) -> backAction(mainPanel));
        southPanel.add(showButton);
        showButton.addActionListener((event) -> showAction(mainPanel));
        southPanel.add(new JButton("convertir en PHP"));

        mainPanel.add(file);
        mainPanel.add(southPanel, BorderLayout.SOUTH);
        mainPanel.add(scroll);

        scroll.setViewportView(file);
        return mainPanel;
    }


    private void showAction(JPanel panel) {
        if (showTab) {
            showTab = false;
            repaintFile(panel);
        } else {
            showTab = true;
            repaintFile(panel);
        }
    }


    private void repaintFile(JPanel panel) {
        this.remove(panel);
        this.add(secondCard());
        cards.last(this.getContentPane());
    }


    private void validationAction(JTextField field) {
        try {
            URL url = new URL(field.getText());
            this.add(secondCard());
            cards.last(this.getContentPane());
        } catch (MalformedURLException e) {
            JOptionPane.showMessageDialog(this, "Invalid URL", "Error", JOptionPane.ERROR_MESSAGE);
        }
    }

    private void backAction(JPanel panel) {
        this.remove(panel);
        cards.first(this.getContentPane());
    }
}