/*
 * This file is part of FTB Launcher.
 *
 * Copyright © 2012-2016, FTB Launcher Contributors <https://github.com/Slowpoke101/FTBLaunch/>
 * FTB Launcher is licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.ftb.util;

import java.awt.Font;

import javax.swing.JEditorPane;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.event.HyperlinkEvent;
import javax.swing.event.HyperlinkListener;

import net.ftb.gui.LaunchFrame;
import net.ftb.locale.I18N;
import net.ftb.log.Logger;

public class ErrorUtils
{
	/**
	 * Writes error into log and shows error in message dialog
	 * <p>
	 * Same error message will be used for log and for message dialog.
	 * If using translated messages consider using {@link #tossError(String output, String log)}
	 * @param output String to log and show in message dialog
	 */
	public static void tossError (String output)
	{
		Logger.logError(output);
		JOptionPane.showMessageDialog(LaunchFrame.getInstance(), output, "ERROR!", JOptionPane.ERROR_MESSAGE);
	}

	/**
	 * Writes error into log and shows error in message dialog
	 * <p>
	 * Parameter for logging system and for message dialog are given separately and
	 * this method is optimal to show localized message in message dialog but
	 * to log error message in english.
	 * @param output String to show in message dialog
	 * @param log String to log
	 */
	public static void tossError (String log, String output)
	{
		Logger.logError(log);
		JOptionPane.showMessageDialog(LaunchFrame.getInstance(), output, "ERROR!", JOptionPane.ERROR_MESSAGE);
	}

	/**
	 * Writes error and exception stacktrace into log and shows error in message dialog
	 * @param output Strong to log and show in message dialog
	 * @param t Exception to to log
	 */
	public static void tossError (String output, Throwable t)
	{
		Logger.logError(output, t);
		JOptionPane.showMessageDialog(LaunchFrame.getInstance(), output, "ERROR!", JOptionPane.ERROR_MESSAGE);
	}

	public static void tossError (String log, String output, Throwable t)
	{
		Logger.logError(log, t);
		JOptionPane.showMessageDialog(LaunchFrame.getInstance(), output, "ERROR!", JOptionPane.ERROR_MESSAGE);
	}

	/**
	 * Opens dialogwith OK and ignore buttons.
	 * Callee should check return value
	 * Does not write error or warning messages into log
	 *
	 * @param message String to show in dialog
	 * @param severity JOptionPane message type
	 * @return an integer indicating the option chosen by the user, or CLOSED_OPTION if the user closed the dialog
	 *
	 */
	public static int tossOKIgnoreDialog (String message, int severity)
	{
		Object[] options =
			{I18N.getLocaleString("BUTTON_OK"), I18N.getLocaleString("BUTTON_IGNORE")};
		return JOptionPane.showOptionDialog(LaunchFrame.getInstance(), message + "\n" + I18N.getLocaleString("NAG_SCREEN_MESSAGE"), null, JOptionPane.DEFAULT_OPTION, JOptionPane.ERROR_MESSAGE, null, options, options[0]);
	}

	/**
	 *
	 * @param message Message to show in dialog.
	 * @param severity
	 *
	 *        HTML tag can be used to format and add links into message.
	 *        <html> and <body> are automatic added
	 */
	public static void showClickableMessage (String message, int severity)
	{
		JLabel l = new JLabel();
		Font font = l.getFont();
		StringBuilder html = new StringBuilder("");
		Logger.logDebug(message);
		html.append("<html><body style=\"" + "font-family:").append(font.getFamily()).append(";").append("font-weight:").append(font.isBold() ? "bold" : "normal").append(";").append("font-size:").append(font.getSize()).append("pt;").append("\">");

		html.append(message).append(" ").append("</html>");

		JEditorPane ep = new JEditorPane("text/html", html.toString());
		ep.addHyperlinkListener(new HyperlinkListener()
		{
			@Override
			public void hyperlinkUpdate (HyperlinkEvent e)
			{
				if (e.getEventType().equals(HyperlinkEvent.EventType.ACTIVATED))
				{
					OSUtils.browse(e.getURL().toString()); // roll your own link launcher or use Desktop if J6+
				}
			}
		});
		ep.setEditable(false);
		Logger.logDebug("Displaying dialog");
		JOptionPane.showMessageDialog(LaunchFrame.getInstance(), ep, null, severity);
		Logger.logDebug("Returned from dialog");
	}
}