/**
    * This file Copyright (c) 2018 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.admincentral;
  
  import static com.vaadin.event.ShortcutAction.ModifierKey.*;
  import static com.vaadin.server.Sizeable.Unit.*;
  import static com.vaadin.ui.Alignment.TOP_LEFT;
  
  import info.magnolia.admincentral.badge.NotificationBadge;
  import info.magnolia.admincentral.badge.TaskBadge;
  import info.magnolia.admincentral.banner.BannerContainer;
  import info.magnolia.admincentral.components.InstanceInfo;
  import info.magnolia.admincentral.findbar.FindBar;
  import info.magnolia.admincentral.usermenu.UserMenu;
  import info.magnolia.objectfactory.ComponentProvider;
  import info.magnolia.ui.api.ioc.AdmincentralScoped;
  
  import javax.inject.Inject;
  
  import org.vaadin.jonatan.contexthelp.ContextHelp;
  
  import com.vaadin.event.ShortcutListener;
  import com.vaadin.server.Responsive;
  import com.vaadin.server.ThemeResource;
  import com.vaadin.ui.Component;
  import com.vaadin.ui.HorizontalLayout;
  import com.vaadin.ui.Image;
  import com.vaadin.ui.UI;
  import com.vaadin.ui.VerticalLayout;
  
  /**
   * Resurface UI layout.
   */
  @AdmincentralScoped 
  public class ResurfaceUILayout extends VerticalLayout {
  
      private static final int FORWARD_SLASH = 191;
  
      @Inject
      public ResurfaceUILayout(ComponentProvider componentProvider, NotificationBadge notificationBadge, TaskBadge taskBadge,
                               BannerContainer bannerContainer, InstanceInfo instanceInfo, UserMenu userMenu,
                               ViewportLayout viewportLayout) {
          setSizeFull();
          setMargin(true);
          setSpacing(true);
          addStyleName("shell");
  
          // Logo
          Image logo = new Image(null, new ThemeResource("img/logo-magnolia.svg"));
          logo.setAlternateText("Magnolia logo");
          logo.addStyleName("logo");
  
          Component findBar = prepareFindBar(componentProvider, viewportLayout);
  
          HorizontalLayout header = new HorizontalLayout();
          header.setWidth(100, PERCENTAGE);
          header.setHeight(70, PIXELS);
          header.setSpacing(true);
          header.addStyleName("header");
          header.addComponents(logo, findBar, taskBadge, notificationBadge, instanceInfo, userMenu);
          header.setComponentAlignment(logo, TOP_LEFT);
          header.setExpandRatio(findBar, 1f);
  
          addComponents(header);
          setExpandRatio(header, 0f);
  
          VerticalLayout contentContainer = new VerticalLayout();
          contentContainer.setSpacing(false);
         contentContainer.setMargin(false);
         contentContainer.setSizeFull();
         contentContainer.addComponent(bannerContainer);
         contentContainer.setExpandRatio(bannerContainer, 0f);
         contentContainer.addComponent(viewportLayout);
         contentContainer.setExpandRatio(viewportLayout, 1f);
 
         addComponent(contentContainer);
         setExpandRatio(contentContainer, 1f);
 
         //extensions
         Responsive.makeResponsive(this);
         new ContextHelp().extend(UI.getCurrent()); //this is used by info.magnolia.ui.vaadin.form.field.FieldLayout
     }
 
     public Component prepareFindBar(ComponentProvider componentProvider, ViewportLayout viewportLayout) {
         FindBar findBar = componentProvider.newInstance(FindBar.class, viewportLayout);
         addFocusFindBarShortcut(findBar);
         return findBar.asVaadinComponent();
     }
 
     private void addFocusFindBarShortcut(FindBar findBar) {
         addShortcutListener(new ShortcutListener("Focus FindBar", FORWARD_SLASH, new int[] { isMacOSX() ? META : CTRL }) {
             @Override
             public void handleAction(Object sender, Object target) {
                 findBar.asVaadinComponent().focus();
             }
         });
     }
 
     static boolean isMacOSX() {
         return UI.getCurrent().getPage().getWebBrowser().isMacOSX();
     }
 }