/*
    * Copyright (C) 2003-2009 eXo Platform SAS.
    *
    * 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 General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, see<http://www.gnu.org/licenses/>.
   */
  package org.exoplatform.social.webui.space;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.exoplatform.social.core.space.model.Space;
  import org.exoplatform.webui.application.WebuiRequestContext;
  import org.exoplatform.webui.config.annotation.ComponentConfig;
  import org.exoplatform.webui.config.annotation.EventConfig;
  import org.exoplatform.webui.core.model.SelectItemOption;
  import org.exoplatform.webui.event.Event;
  import org.exoplatform.webui.event.EventListener;
  import org.exoplatform.webui.form.UIFormInputSet;
  import org.exoplatform.webui.form.UIFormRadioBoxInput;
  
  
  @ComponentConfig(
      template = "war:/groovy/social/webui/space/UIVisibilityFormInputSet.gtmpl",
      events = {
          @EventConfig(listeners = UISpaceVisibility.ChangeVisibilityActionListener.class)
      }
  )
  public class UISpaceVisibility extends UIFormInputSet {
    public static final String UI_SPACE_REGISTRATION = "UIRegistration";
    private static final String REGISTRATION_BINDING  = "registration";
    private String visibility;
  
    /**
     * Constructor
     * @param name
     * @throws Exception
     */
    public UISpaceVisibility(String name) throws Exception {
      super(name);
      setComponentConfig(getClass(), null);
      setVisibility(Space.PRIVATE);
  
      List<SelectItemOption<String>> spaceRegistration = new ArrayList<SelectItemOption<String>>(3);
  
      SelectItemOption<String> openOption = new SelectItemOption<String>(Space.OPEN);
      openOption.setSelected(true);
      spaceRegistration.add(openOption);
  
      SelectItemOption<String> validationOption = new SelectItemOption<String>(Space.VALIDATION);
      spaceRegistration.add(validationOption);
  
      SelectItemOption<String> closeOption = new SelectItemOption<String>(Space.CLOSE);
      spaceRegistration.add(closeOption);
  
      UIFormRadioBoxInput uiRadioRegistration = new UIFormRadioBoxInput(UI_SPACE_REGISTRATION,
                                                                        REGISTRATION_BINDING,
                                                                        spaceRegistration);
      uiRadioRegistration.setValue(Space.OPEN);
      addUIFormInput(uiRadioRegistration);
    }
  
    public void setVisibility(String visibility) {
      this.visibility = visibility;
    }
  
    public String getVisibility() {
      return visibility;
    }
  
    static public class ChangeVisibilityActionListener extends EventListener<UISpaceVisibility> {
      public void execute(Event<UISpaceVisibility> event) throws Exception {
        UISpaceVisibility uiSpaceVisibility = event.getSource();
        String oldVisibility = uiSpaceVisibility.getVisibility();
        String visibility = Space.HIDDEN.equals(oldVisibility) ? Space.PRIVATE : Space.HIDDEN;
        uiSpaceVisibility.setVisibility(visibility);
        WebuiRequestContext ctx = event.getRequestContext();
        ctx.addUIComponentToUpdateByAjax(uiSpaceVisibility);
      }
    }
  }