/**
    * 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.poc;
  
  import static com.vaadin.server.Sizeable.Unit.*;
  import static com.vaadin.ui.Alignment.TOP_RIGHT;
  
  import info.magnolia.icons.MagnoliaIcons;
  
  import java.util.Arrays;
  import java.util.List;
  
  import javax.servlet.annotation.WebServlet;
  
  import com.vaadin.annotations.Theme;
  import com.vaadin.annotations.Title;
  import com.vaadin.annotations.VaadinServletConfiguration;
  import com.vaadin.annotations.Widgetset;
  import com.vaadin.server.VaadinRequest;
  import com.vaadin.server.VaadinServlet;
  import com.vaadin.ui.Button;
  import com.vaadin.ui.ComboBox;
  import com.vaadin.ui.Component;
  import com.vaadin.ui.HorizontalLayout;
  import com.vaadin.ui.Layout;
  import com.vaadin.ui.Notification;
  import com.vaadin.ui.UI;
  
  @Theme("poctheme")
  @Title("Magnolia 6 Resurface - Text Components")
  @Widgetset("info.magnolia.poc.Widgetset")
  public class DialogFooterUI extends UI {
      private static final String TEXT_SHORT = "Nullam quis risus eget urna mollis ornare vel eu leo";
      private static final String TEXT_ONELINE = TEXT_SHORT + ". Sed posuere consec tetur est at lobortis.";
      private static final String TEXT_2_LINES = TEXT_ONELINE + " Cras justo odio, dapibus ac facilisis in, egestas eget quam.";
      private static final String TEXT_3_LINES = TEXT_2_LINES + " Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit.";
      private static final String TEXT_FULL = TEXT_3_LINES + " Etiam porta sem malesuada magna mollis euismod.";
  
      @Override
      protected void init(VaadinRequest vaadinRequest) {
          // mandatory buttons
          Button commit = new Button("Commit", DialogFooterUI::clickityClick);
          commit.addStyleName("commit primary-button primary-actions");
  
          Button cancel = new Button("Cancel", DialogFooterUI::clickityClick);
          cancel.addStyleName("cancel secondary-button primary-actions");
  
          final List<Component> primaryActions = Arrays.asList(commit, cancel);
          final List<Component> secondaryActions = Arrays.asList(
                  new ComboBox<>(null, Arrays.asList("One", "Two", "Three")),
                  new Button("Download", MagnoliaIcons.DOWNLOAD));
  
          Layout footer = buildHorizontalFooter(primaryActions, secondaryActions);
  
          setContent(footer);
      }
  
      private Layout buildHorizontalFooter(List<Component> primaryActions, List<Component> secondaryActions) {
          HorizontalLayout footer = new HorizontalLayout();
          footer.addStyleNames("actions");
          footer.setWidth(100, PERCENTAGE);
          footer.setHeight(75, PIXELS);
          footer.setSpacing(true);
          footer.setMargin(false);
  
          primaryActions.forEach(component -> {
              // add primary actions in reverse order since they'll be right-aligned
              footer.addComponentAsFirst(component);
             footer.setExpandRatio(component, 0);
         });
 
         // use the last primary action as a spacer
         Component lastPrimaryAction = primaryActions.get(primaryActions.size() - 1);
         footer.setExpandRatio(lastPrimaryAction, 1);
         footer.setComponentAlignment(lastPrimaryAction, TOP_RIGHT);
 
         secondaryActions.forEach(component -> {
             // add secondary actions one after the other, but prior to the last primary action
             footer.addComponent(component, footer.getComponentIndex(lastPrimaryAction));
             footer.setExpandRatio(component, 0);
         });
 
         return footer;
     }
 
     private static void clickityClick(Button.ClickEvent event) {
         Notification.show(event.getButton().getCaption());
     }
 
     @WebServlet(value = "/footer/*", displayName = "Dialog Footer", asyncSupported = true)
     @VaadinServletConfiguration(productionMode = false, ui = DialogFooterUI.class)
     public static class Servlet extends VaadinServlet {
     }
 }