/**
    * This file Copyright (c) 2013-2018 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.ui.mediaeditor.action;
  
  import info.magnolia.event.EventBus;
  import info.magnolia.ui.api.action.ActionExecutionException;
  import info.magnolia.ui.api.view.View;
  import info.magnolia.ui.dialog.actionarea.renderer.ActionRenderer;
  import info.magnolia.ui.dialog.actionarea.renderer.DefaultEditorActionRenderer;
  import info.magnolia.ui.mediaeditor.MediaEditorEventBus;
  import info.magnolia.ui.mediaeditor.MediaEditorView;
  import info.magnolia.ui.mediaeditor.data.EditHistoryTrackingProperty;
  import info.magnolia.ui.mediaeditor.field.MediaField;
  import info.magnolia.ui.mediaeditor.provider.MediaEditorActionDefinition;
  
  import java.util.Iterator;
  import java.util.List;
  
  import javax.inject.Named;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.vaadin.ui.Component;
  
  /**
   * Updates media editor UI in order to perform certain modification
   * on the media data.
   */
  public abstract class MediaEditorUIAction extends MediaEditorAction {
      private static final Logger log = LoggerFactory.getLogger(MediaEditorUIAction.class);
  
      protected MediaEditorView view;
  
      public MediaEditorUIAction(MediaEditorActionDefinition definition, MediaEditorView view, EditHistoryTrackingProperty dataSource, @Named(MediaEditorEventBus.NAME) EventBus eventBus) {
          super(definition, dataSource, eventBus);
          this.view = view;
      }
  
      @Override
      public void execute() throws ActionExecutionException {
          MediaField newMediaField = createMediaField();
          if (newMediaField != null) {
              view.clearActions();
              view.setMediaContent(newMediaField);
              view.setToolbar(getStatusControls());
  
              List<ActionContext> actionContexts = getActionContextList();
              Iterator<ActionContext> it = actionContexts.iterator();
              boolean defaultIsSet = false;
              while (it.hasNext()) {
                  ActionContext action = it.next();
                  ActionRenderer actionRenderer = new DefaultEditorActionRenderer();
                  View actionView = actionRenderer.start(action.getDefinition(), action.getListener());
                  view.getDialog().getActionAreaView().addPrimaryAction(actionView, action.getDefinition().getName());
                  if (!defaultIsSet) {
                      actionView.asVaadinComponent().addStyleName("default commit");
                      defaultIsSet = true;
                  }
              }
              newMediaField.setPropertyDataSource(dataSource);
          } else {
              log.warn("Provider did not provide any content UI ");
          }
  
      }
  
      protected abstract List<ActionContext> getActionContextList();
 
     protected abstract Component getStatusControls();
 
     protected abstract MediaField createMediaField();
 
 
 }