/*
 *
 * Copyright (C) 2007-2015 Licensed to the Comunes Association (CA) under
 * one or more contributor license agreements (see COPYRIGHT for details).
 * The CA licenses this file to you under the GNU Affero General Public
 * License version 3, (the "License"); you may not use this file except in
 * compliance with the License. This file is part of kune.
 *
 * This program 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 cc.kune.chat.client;

import com.calclab.hablar.core.client.mvp.HablarEventBus;
import com.calclab.hablar.signals.client.SignalPreferences;
import com.calclab.hablar.signals.client.unattended.UnattendedChatsChangedEvent;
import com.calclab.hablar.signals.client.unattended.UnattendedChatsChangedHandler;
import com.calclab.hablar.signals.client.unattended.UnattendedPagesManager;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.UIObject;
import com.google.web.bindery.event.shared.EventBus;

import cc.kune.common.client.log.Log;
import cc.kune.common.client.ui.BlinkAnimation;
import cc.kune.core.client.events.SndClickEvent;
import cc.kune.polymer.client.PolymerId;

// TODO: Auto-generated Javadoc
/**
 * Handles the presentation of unattended chats.
 *
 * @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
 */
public class KuneUnattendedPresenter {

  /** The active. */
  private boolean active;

  /**
   * Instantiates a new kune unattended presenter.
   *
   * @param eventBus
   *          the event bus
   * @param hablarEventBus
   *          the hablar event bus
   * @param preferences
   *          the preferences
   * @param unattendedManager
   *          the unattended manager
   * @param chatIcon
   * @param action
   *          the action
   */
  public KuneUnattendedPresenter(final EventBus eventBus, final HablarEventBus hablarEventBus,
      final SignalPreferences preferences, final UnattendedPagesManager unattendedManager, IsWidget chatIcon) {
    active = false;
    final BlinkAnimation chatIconAnimation = new BlinkAnimation((UIObject) chatIcon, 500);
    hablarEventBus.addHandler(UnattendedChatsChangedEvent.TYPE, new UnattendedChatsChangedHandler() {
      @Override
      public void handleUnattendedChatChange(final UnattendedChatsChangedEvent event) {
        final int unattendedChatsCount = unattendedManager.getSize();
        if (unattendedChatsCount > 0 && active == false) {
          active = true;
          SndClickEvent.fire(eventBus);
          chatIconAnimation.animate();
          RootPanel.get(PolymerId.CHAT_SITEBAR_ICON.getId()).addStyleName("btn_font_green");
          Log.info("BLINK true");
        } else if (unattendedChatsCount == 0 && active == true) {
          chatIconAnimation.animate();
          active = false;
          Log.info("BLINK false");
          RootPanel.get(PolymerId.CHAT_SITEBAR_ICON.getId()).removeStyleName("btn_font_green");
        }
      }
    });
  }
}