/*
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.addons.ui_swing.components.menubar;

import com.dmdirc.addons.ui_swing.Apple;
import com.dmdirc.addons.ui_swing.dialogs.about.AboutDialog;
import com.dmdirc.addons.ui_swing.dialogs.feedback.FeedbackDialog;
import com.dmdirc.addons.ui_swing.injection.DialogProvider;
import com.dmdirc.interfaces.ConnectionManager;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.inject.Inject;
import javax.inject.Singleton;
import javax.swing.JMenu;
import javax.swing.JMenuItem;

/**
 * A menu providing help commands to the menu bar.
 */
@Singleton
public class HelpMenu extends JMenu implements ActionListener {

    /** Serial version UID. */
    private static final long serialVersionUID = 1;
    /** Server manager to use to join dev chat. */
    private final ConnectionManager connectionManager;
    /** Provider of feedback dialogs. */
    private final DialogProvider<FeedbackDialog> feedbackDialogProvider;
    /** Provider of about dialogs. */
    private final DialogProvider<AboutDialog> aboutDialogProvider;

    /**
     * Instantiates a new help menu.
     *
     * @param connectionManager          The manager to use to join dev chat.
     * @param feedbackDialogProvider Provider of feedback dialogs.
     * @param aboutDialogProvider    Provider of about dialogs.
     */
    @Inject
    public HelpMenu(
            final ConnectionManager connectionManager,
            final DialogProvider<FeedbackDialog> feedbackDialogProvider,
            final DialogProvider<AboutDialog> aboutDialogProvider) {
        super("Help");
        this.connectionManager = connectionManager;
        this.feedbackDialogProvider = feedbackDialogProvider;
        this.aboutDialogProvider = aboutDialogProvider;
        setMnemonic('h');
        initHelpMenu();
    }

    /**
     * Initialises the help menu.
     */
    private void initHelpMenu() {
        JMenuItem menuItem;

        menuItem = new JMenuItem();
        menuItem.setMnemonic('j');
        menuItem.setText("Join Dev channel");
        menuItem.setActionCommand("JoinDevChat");
        menuItem.addActionListener(this);
        add(menuItem);

        menuItem = new JMenuItem();
        menuItem.setMnemonic('f');
        menuItem.setText("Send Feedback");
        menuItem.setActionCommand("feedback");
        menuItem.addActionListener(this);
        add(menuItem);

        if (!Apple.isAppleUI()) {
            menuItem = new JMenuItem();
            menuItem.setMnemonic('a');
            menuItem.setText("About");
            menuItem.setActionCommand("About");
            menuItem.addActionListener(this);
            add(menuItem);
        }
    }

    @Override
    public void actionPerformed(final ActionEvent e) {
        switch (e.getActionCommand()) {
            case "About":
                aboutDialogProvider.displayOrRequestFocus();
                break;
            case "JoinDevChat":
                connectionManager.joinDevChat();
                break;
            case "feedback":
                feedbackDialogProvider.displayOrRequestFocus();
                break;
        }
    }

}
