/**
    * This file Copyright (c) 2014-2018 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.admincentral.shellapp.pulse.task;
  
  import info.magnolia.i18nsystem.I18nizer;
  import info.magnolia.task.Task;
  import info.magnolia.task.definition.TaskDefinition;
  import info.magnolia.ui.actionbar.ActionbarPresenter;
  import info.magnolia.ui.admincentral.shellapp.pulse.item.detail.AbstractPulseDetailPresenter;
  import info.magnolia.ui.admincentral.shellapp.pulse.item.detail.PulseDetailActionExecutor;
  import info.magnolia.ui.admincentral.shellapp.pulse.item.detail.PulseDetailView;
  import info.magnolia.ui.admincentral.shellapp.pulse.item.registry.ItemViewDefinitionRegistry;
  import info.magnolia.ui.api.availability.AvailabilityChecker;
  import info.magnolia.ui.dialog.formdialog.FormBuilder;
  
  import java.util.HashMap;
  import java.util.LinkedList;
  import java.util.List;
  import java.util.Map;
  
  import javax.inject.Inject;
  
  import com.vaadin.v7.data.util.BeanItem;
  
  /**
   * The task detail presenter.
   * 
   * @param <D> generic {@link TaskDefinition}.
   * @param <T> generic {@link Task}.
   */
  public class DefaultTaskDetailPresenter<D extends TaskDefinition, T extends Task> extends AbstractPulseDetailPresenter<T> implements TaskDetailPresenter {
  
      private D definition;
  
      @Inject
      public DefaultTaskDetailPresenter(PulseDetailView view, D definition, T task, AvailabilityChecker checker, PulseDetailActionExecutor itemActionExecutor,
              ItemViewDefinitionRegistry itemViewDefinitionRegistry, FormBuilder formbuilder, ActionbarPresenter actionbarPresenter,
              I18nizer i18nizer) {
          super(task, view, itemActionExecutor, checker, itemViewDefinitionRegistry, formbuilder, actionbarPresenter, i18nizer);
          this.definition = definition;
      }
  
      public D getDefinition() {
          return definition;
      }
  
      @Override
      protected String getItemViewName() {
          return definition.getTaskView();
      }
  
      @Override
      protected void setItemViewTitle(PulseDetailView view) {
          view.setTitle(getDefinition().getTitle());
      }
  
      /**
       * Populate a {@link TaskItem} with properties defined as {@link com.vaadin.v7.ui.Field}s in
       * {@link info.magnolia.ui.admincentral.shellapp.pulse.item.definition.ItemViewDefinition}.
       *
       * In case a property has the dot notion like field1.field2 it will be added as a nested property.
       */
      @Override
      protected BeanItem<T> asBeanItem() {
          List<String> properties = new LinkedList<>();
          Map<String, List<String>> nestedProperties = new HashMap<>();
  
          for (String fieldName : getFieldProperties()) {
             String[] simplePropertyNames = fieldName.split("\\.");
 
             if (simplePropertyNames.length == 2) {
 
                 final String parentPropertyName = simplePropertyNames[0];
                 final String nestedPropertyName = simplePropertyNames[1];
 
                 if (nestedProperties.containsKey(parentPropertyName)) {
                     nestedProperties.get(parentPropertyName).add(nestedPropertyName);
                 }
 
                 else {
                     nestedProperties.put(parentPropertyName, new LinkedList<String>() {{
                         add(nestedPropertyName);
                     }});
                 }
             }
             else {
                 properties.add(fieldName);
             }
         }
         return new TaskItem(getItem(), getDefinition(), properties.toArray(new String[properties.size()]), nestedProperties);
     }
 
 }