/*
 * Copyright (C) 2016 Didier Clermonté <dclermonte@april.org>
 * Copyright (C) 2016 Christian Pierre Momon <christian.momon@devinsy.fr>
 *
 * This file is part of Siba.
 *
 * Siba is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.dclermonte.siba.gui;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Font;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Locale;
import java.util.ResourceBundle;

import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;
import javax.swing.SwingConstants;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;

import org.apache.commons.lang3.StringUtils;
import org.dclermonte.siba.gui.utils.GUIToolBox;

public class SibaGUI
{
	private static final ResourceBundle BUNDLE = ResourceBundle.getBundle("org.dclermonte.siba.gui.messages"); //$NON-NLS-1$

	/**
	 * Launch the application.
	 */
	Locale locale;

	private JFrame frmSimpleBackup;

	/**
	 * Create the application.
	 *
	 * @throws UnsupportedLookAndFeelException
	 * @throws IllegalAccessException
	 * @throws InstantiationException
	 * @throws ClassNotFoundException
	 */
	public SibaGUI() throws ClassNotFoundException, InstantiationException, IllegalAccessException,
			UnsupportedLookAndFeelException
	{
		// Set default GUI catch.
		Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler()
		{
			/**
			 *
			 */
			@Override
			public void uncaughtException(final Thread thread, final Throwable exception)
			{
				String message;
				if (exception instanceof OutOfMemoryError)
				{
					message = "Java ran out of memory!\n\n";
				}
				else
				{
					message = "An error occured: " + exception.getClass() + "(" + exception.getMessage() + ")";
				}

				JOptionPane.showMessageDialog(null, message, "Error", JOptionPane.ERROR_MESSAGE);
				exception.printStackTrace();
			}
		});

		// Remove BOLD on default font.
		UIManager.put("swing.boldMetal", Boolean.FALSE);

		// Set LookAndFeel.
		System.out.println("System lookAndFeel property:" + System.getProperty("swing.defaultlaf"));
		System.out.println("Available lookAndFeel: " + GUIToolBox.availableLookAndFeels().toString());
		System.out.println("System lookAndFeel: " + UIManager.getSystemLookAndFeelClassName());
		System.out.println("Current lookAndFeel: " + UIManager.getLookAndFeel().getName());

		if (!StringUtils.equals(UIManager.getSystemLookAndFeelClassName(), "javax.swing.plaf.metal.MetalLookAndFeel"))
		{
			try
			{
				System.out.println("Metal LAF setted and system LAF detected, try to set system LAF.");
				UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
			}
			catch (final Exception exception)
			{
				System.out.println("Failed to set the system LookAndFeel.");
			}
		}
		else if (GUIToolBox.availableLookAndFeels().toString().contains("GTK+"))
		{
			try
			{
				System.out.println("Metal LAF setted and GTK+ LAF detected, try to set GTK+ LAF.");
				UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel");
			}
			catch (final Exception exception)
			{
				System.out.println("Failed to set the system LookAndFeel.");
			}
		}
		/*	UIManager.setLookAndFeel("com.sun.java.swing.plaf.metal.MetalLookAndFeel"); */
		System.out.println("Activated lookAndFeel: " + UIManager.getLookAndFeel().getName());

		// Set default locale.
		this.locale = Locale.getDefault();
		updateLanguage(this.locale);
		System.out.println(this.locale.getDisplayLanguage());
		initialize();

	}

	/**
	 * Initialize the contents of the frame.
	 */
	private void initialize()
	{
		this.frmSimpleBackup = new JFrame();
		this.frmSimpleBackup.getContentPane().setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
		this.frmSimpleBackup.setMinimumSize(new Dimension(600, 400));
		this.frmSimpleBackup.getContentPane().setBackground(new Color(173, 255, 47));

		JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);
		tabbedPane.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
		this.frmSimpleBackup.getContentPane().add(tabbedPane, BorderLayout.CENTER);

		JPanel panel = new BackupPanel();
		panel.setBackground(new Color(0, 255, 0));
		String backup = BackupPanel.BUNDLE.getString("BackupPanel.TitleBackupPanel.text");
		tabbedPane.addTab(backup, null, panel, null);

		JPanel panel_1 = new CheckPanel();
		panel_1.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
		panel_1.setBackground(new Color(144, 238, 144));
		String check = BackupPanel.BUNDLE.getString("BackupPanel.TitleCheckPanel.text");
		tabbedPane.addTab(check, null, panel_1, null);
		this.frmSimpleBackup.setFont(new Font("DejaVu Sans", Font.BOLD, 12));
		this.frmSimpleBackup.setForeground(new Color(0, 100, 0));
		this.frmSimpleBackup.setBackground(new Color(102, 205, 170));
		this.frmSimpleBackup.setTitle("Simple Backup");
		this.frmSimpleBackup.setBounds(100, 100, 450, 300);
		this.frmSimpleBackup.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		JMenuBar menuBar = new JMenuBar();
		menuBar.setBackground(new Color(152, 251, 152));
		this.frmSimpleBackup.setJMenuBar(menuBar);

		JMenuItem mntmNewMenuItem_1 = new JMenuItem(BUNDLE.getString("SibaGUI.mntmNewMenuItem_1.text")); //$NON-NLS-1$
		mntmNewMenuItem_1.setMaximumSize(new Dimension(100, 32767));
		mntmNewMenuItem_1.setHorizontalTextPosition(SwingConstants.LEFT);
		mntmNewMenuItem_1.setHorizontalAlignment(SwingConstants.LEFT);
		mntmNewMenuItem_1.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
		mntmNewMenuItem_1.addActionListener(new ActionListener()
		{
			@Override
			public void actionPerformed(final ActionEvent e)
			{
				SibaGUI.this.frmSimpleBackup.dispose();
			}
		});
		menuBar.add(mntmNewMenuItem_1);

		JMenu mnNewMenu = new JMenu(BUNDLE.getString("SibaGUI.mnNewMenu.text")); //$NON-NLS-1$
		mnNewMenu.setLocation(new Point(500, 0));
		mnNewMenu.setHorizontalTextPosition(SwingConstants.RIGHT);
		mnNewMenu.setHorizontalAlignment(SwingConstants.RIGHT);
		mnNewMenu.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
		mnNewMenu.setForeground(new Color(0, 0, 0));
		mnNewMenu.setBackground(new Color(127, 255, 212));
		mnNewMenu.setOpaque(true);
		menuBar.add(mnNewMenu);

		JMenuItem mntmNewMenuItem_2 = new JMenuItem(BUNDLE.getString("SibaGUI.mntmNewMenuItem_2.text")); //$NON-NLS-1$
		mntmNewMenuItem_2.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
		mntmNewMenuItem_2.addActionListener(new ActionListener()
		{
			@Override
			public void actionPerformed(final ActionEvent e)
			{
				AboutDialog.main("");
			}
		});
		mnNewMenu.add(mntmNewMenuItem_2);
	}

	/**
	 *
	 */
	public void updateLanguage(final Locale source)
	{
		// Change JVM default locale.
		java.util.Locale.setDefault(source);

		// Change LookAndFeel default locale.
		javax.swing.UIManager.getDefaults().setDefaultLocale(source);

		// Change new component default locale.
		javax.swing.JComponent.setDefaultLocale(source);

		//
		ResourceBundle.clearCache();
	}

	public static void run()
	{
		EventQueue.invokeLater(new Runnable()
		{
			@Override
			public void run()
			{
				try
				{
					SibaGUI window = new SibaGUI();
					window.frmSimpleBackup.setVisible(true);
				}
				catch (Exception e)
				{
					e.printStackTrace();
				}
			}
		});
	}

}