package org.openslx.dozmod.gui.window.layout;

import java.awt.BorderLayout;
import java.awt.Window;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;

import org.openslx.dozmod.gui.Gui;
import org.openslx.dozmod.gui.control.QLabel;
import org.openslx.dozmod.gui.helper.GridManager;

@SuppressWarnings("serial")
public abstract class CheckUpdateWindowLayout extends JDialog {

	private final static String title = "Version";
	private final static String noticeLabel = "Update";
	private final static String closeButtonLabel = "Schließen";

	protected static JButton btnLink;
	protected static JButton btnClose;

	protected final QLabel lblLocalVersion = new QLabel("-");
	protected final QLabel lblRemoteVersion = new QLabel("-");
	protected final QLabel lblLocalVersionTime = new QLabel("-");
	protected final QLabel lblRemoteVersionTime = new QLabel("-");

	protected final JTextArea txtChangelog;

	public CheckUpdateWindowLayout(Window modalParent) {
		super(modalParent, title, modalParent != null ? ModalityType.APPLICATION_MODAL
				: ModalityType.MODELESS);
		setLayout(new BorderLayout());
		setPreferredSize(Gui.getScaledDimension(680, 400));

		// Panel used for creating border. We'll add everything into this.
		JPanel borderPanel = new JPanel();
		borderPanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
		add(borderPanel);

		// information before the disclaimer
		JPanel infoPanel = new JPanel();
		GridManager infoGrid = new GridManager(infoPanel, 4);
		infoPanel.setBorder(BorderFactory.createTitledBorder(noticeLabel));
		infoGrid.add(new QLabel("Ihre Version"));
		infoGrid.add(Box.createHorizontalStrut(10));
		infoGrid.add(lblLocalVersion);
		infoGrid.add(Box.createHorizontalGlue()).fill(true, false).expand(true, false);
		infoGrid.nextRow();
		infoGrid.add(new QLabel("Aktuelle Version"));
		infoGrid.add(Box.createHorizontalStrut(10));
		infoGrid.add(lblRemoteVersion);
		infoGrid.add(Box.createHorizontalGlue()).fill(true, false).expand(true, false);
		infoGrid.finish(false);

		txtChangelog = new JTextArea("-", 30, 20);
		txtChangelog.setLineWrap(true);
		txtChangelog.setWrapStyleWord(true);
		JScrollPane changelogPanel = new JScrollPane(txtChangelog, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
				JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
		changelogPanel.setBorder(BorderFactory.createTitledBorder("Changelog"));

		// checkbox for acknowledging the disclaimer
		btnLink = new JButton("Zum Download-Portal");
		btnClose = new JButton(closeButtonLabel);
		JPanel buttonPanel = new JPanel();
		buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.LINE_AXIS));
		buttonPanel.add(Box.createHorizontalGlue());
		buttonPanel.add(btnLink);
		buttonPanel.add(btnClose);

		// put everything together
		GridManager grid = new GridManager(borderPanel, 1);
		grid.add(infoPanel).fill(true, false).expand(true, false);
		grid.nextRow();
		grid.add(changelogPanel).fill(true, true).expand(true, true);
		grid.finish(false);

		add(buttonPanel, BorderLayout.PAGE_END);
		pack();
		if (modalParent != null) {
			Gui.centerShellOverShell(modalParent, this);
		}
	}
}