/**
    * 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 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.CheckBoxGroup;
  import com.vaadin.ui.ComboBox;
  import com.vaadin.ui.CssLayout;
  import com.vaadin.ui.FormLayout;
  import com.vaadin.ui.Label;
  import com.vaadin.ui.TabSheet;
  import com.vaadin.ui.TextField;
  import com.vaadin.ui.UI;
  import com.vaadin.ui.VerticalLayout;
  import com.vaadin.ui.themes.ValoTheme;
  
  @Theme("poctheme")
  @Title("Magnolia 6 Resurface")
  @Widgetset("info.magnolia.poc.Widgetset")
  public class ComplexDialogUI extends UI {
  
      @WebServlet(value = "/complexDialog/*", asyncSupported = true)
      @VaadinServletConfiguration(productionMode = false, ui = ComplexDialogUI.class)
      public static class Servlet extends VaadinServlet {
      }
  
      @Override
      protected void init(VaadinRequest request) {
          // TODO: this is for the sake of the demo
          setHeight(600, PIXELS);
  
          VerticalLayout layout = new VerticalLayout();
          layout.setMargin(false);
          layout.setSpacing(false);
          layout.setWidth(926, PIXELS);
          layout.setHeightUndefined();
  
          layout.addComponent(getHeader());
          layout.addComponent(getTabSheet());
          layout.addComponent(getFooter());
          layout.setStyleName("dialog");
  
          setContent(layout);
      }
  
      private CssLayout getHeader() {
          CssLayout header = new CssLayout();
          header.setStyleName("header");
          header.setHeight(75, Unit.PIXELS);
  
          Label title = new Label("Section Header");
  
          Label close = new Label("X");
          close.addStyleName("primary-actions");
  
          header.addComponent(title);
          header.addComponent(close);
  
         return header;
     }
 
 
     private TabSheet getTabSheet() {
         TabSheet tabSheetComponent = new TabSheet();
         tabSheetComponent.setWidth(100, PERCENTAGE);
         tabSheetComponent.addStyleName(ValoTheme.TABSHEET_FRAMED);
 
         tabSheetComponent.addTab(getBody(), "Meta Data");
         tabSheetComponent.addTab(getBody(), "Article Info");
         tabSheetComponent.addTab(getBody(), "Output channels");
 
         return tabSheetComponent;
     }
 
     private FormLayout getBody() {
         FormLayout formLayout = new FormLayout();
         formLayout.setStyleName("body");
         formLayout.setMargin(true);
 
         TextField title = new TextField("Title (en)");
         title.setValue("Nullam quis risus eget urna mollis ornare vel eu leo");
         title.setWidth(100, PERCENTAGE);
 
         TextField description = new TextField("Description (en)");
         description.setValue("Nullam quis risus eget urna mollis ornare vel eu leo");
         description.setWidth(100, PERCENTAGE);
 
         CheckBoxGroup<String> checkBoxGroup = new CheckBoxGroup<>("Page in Navigation");
         checkBoxGroup.setItems("Hide in Navigation");
 
         formLayout.setSizeFull();
 
         formLayout.addComponent(title);
         formLayout.addComponent(description);
         formLayout.addComponent(checkBoxGroup);
 
         return formLayout;
     }
 
     private CssLayout getFooter() {
         CssLayout footer = new CssLayout();
         footer.setStyleName("footer");
         footer.setWidth(100, PERCENTAGE);
         footer.setHeight(75, Unit.PIXELS);
 
         Button saveButton = new Button("Save changes");
         saveButton.addStyleName("commit primary-button primary-actions");
 
         Button cancelButton = new Button("Cancel");
         cancelButton.addStyleName("cancel secondary-button primary-actions");
 
         footer.addComponent(getSelectField());
         footer.addComponent(saveButton);
         footer.addComponent(cancelButton);
 
         return footer;
     }
 
     private ComboBox<String> getSelectField() {
         ComboBox<String> selectField = new ComboBox<>();
         selectField.setEmptySelectionAllowed(false);
         selectField.setItems("English", "French", "German");
         selectField.setValue("English");
         return selectField;
     }
 }