/**
    * This file Copyright (c) 2020 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.pages.app.detail.extension;
  
  import info.magnolia.i18nsystem.SimpleTranslator;
  import info.magnolia.pages.app.detail.context.PlatformContext;
  import info.magnolia.ui.UIComponent;
  import info.magnolia.ui.contentapp.detail.ContentDetailSubApp;
  import info.magnolia.ui.vaadin.editor.gwt.shared.PlatformType;
  
  import javax.inject.Inject;
  
  import com.vaadin.ui.ComboBox;
  import com.vaadin.ui.CssLayout;
  import com.vaadin.ui.Label;
  
  /**
   * Selector for the {@link PlatformType}. Notifies the {@link info.magnolia.pages.app.detail.PageEditorPresenter} about changes.
   */
  public class PlatformSelectorView extends CssLayout implements UIComponent {
  
      private final PlatformContext platformContext;
  
      @Inject
      public PlatformSelectorView(SimpleTranslator i18n, ContentDetailSubApp.LocationContext locationContext, PlatformContext platformContext) {
          this.platformContext = platformContext;
  
          ComboBox<PlatformType> platformSelector = new ComboBox<>();
          platformSelector.addStyleName("statusbar-extension");
          platformSelector.setEmptySelectionAllowed(false);
          platformSelector.setItems(PlatformType.values());
          platformSelector.setValue(PlatformType.DESKTOP);
          platformSelector.setItemCaptionGenerator(PlatformType::toString);
          platformSelector.addValueChangeListener(event -> this.platformContext.platform().set(event.getValue()));
  
          Label frameResolution = new Label();
          frameResolution.addStyleName("statusbar-extension");
  
          addComponents(platformSelector, frameResolution);
          addStyleName("platform-selector-container");
  
          platformContext.platform().observe(platformOptional -> platformOptional.ifPresent(platform -> {
              frameResolution.setVisible(shouldDisplayResolution());
              frameResolution.setValue(i18n.translate("pages.previewPage.statusBar.size", platform.getWidth() + " x " + platform.getHeight()));
          }));
  
          locationContext.location().observe(detailLocation ->
                  detailLocation.ifPresent(location -> {
                      setVisible("view".equals(location.getViewType()) || "version".equals(location.getViewType()));
                  }));
      }
  
      private boolean shouldDisplayResolution() {
          PlatformType platformType = platformContext.platform().value().orElse(PlatformType.DESKTOP);
          return platformType != PlatformType.DESKTOP;
      }
  }