/**
    * Copyright 2005-2014 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    * http://www.opensource.org/licenses/ecl2.php
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.rice.krms.impl.repository;
  
  import org.kuali.rice.core.api.uif.RemotableAttributeField;
  import org.kuali.rice.kns.inquiry.KualiInquirableImpl;
  import org.kuali.rice.krad.data.DataObjectService;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  import org.kuali.rice.krad.uif.container.Container;
  import org.kuali.rice.krad.uif.view.View;
  import org.kuali.rice.krad.web.form.InquiryForm;
  import org.kuali.rice.krms.impl.ui.AgendaEditor;
  import org.kuali.rice.krms.impl.util.KrmsRetriever;
  
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  
  /**
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class AgendaInquiryHelperServiceImpl extends KualiInquirableImpl {
  
      private transient KrmsRetriever krmsRetriever = new KrmsRetriever();
  
      private DataObjectService dataObjectService;
  
      @Override
      public AgendaEditor retrieveDataObject(Map fieldValues) {
          AgendaEditor agendaEditor = null;
  
          AgendaBo agenda = getDataObjectService().find(AgendaBo.class, fieldValues.get("id"));
          if (agenda != null) {
              agendaEditor = new AgendaEditor();
              agendaEditor.setAgenda(agenda);
              agendaEditor.setNamespace(agenda.getContext().getNamespace());
              agendaEditor.setContextName(agenda.getContext().getName());
              agendaEditor.setCustomAttributesMap(agenda.getAttributes());
          }
  
          return agendaEditor;
      }
  
      /**
       * Returns the AgendaEditor from the given InquiryForm
       *
       * @param model InquiryFrom to retrieve the AgendaEditor from.
       * @return AgendaEditor retrieved from the given InquiryForm.
       */
      private AgendaEditor retrieveAgendaEditor(InquiryForm model) {
          InquiryForm inquiryForm = (InquiryForm) model;
          return (AgendaEditor) inquiryForm.getDataObject();
      }
  
      /**
       * Returns the Agenda's RemotableAttributeFields
       *
       * @param view
       * @param model InquiryFrom to retrieve the AgendaEditor from.
       * @param container
       * @return List<RemotableAttributeField>
       */
      public List<RemotableAttributeField> retrieveAgendaCustomAttributes(View view, Object model, Container container) {
          AgendaEditor agendaEditor = retrieveAgendaEditor((InquiryForm) model);
          return krmsRetriever.retrieveAgendaCustomAttributes(agendaEditor);
      }
  
      /**
       * Returns the Rule Action RemotableAttributeFields. This only supports a single action within a rule.
       *
       * @param view
       * @param model InquiryFrom to retrieve the AgendaEditor from.
       * @param container
       * @return List<RemotableAttributeField>
       */
      public List<RemotableAttributeField> retrieveRuleActionCustomAttributes(View view, Object model,
              Container container) {
          AgendaEditor agendaEditor = retrieveAgendaEditor((InquiryForm) model);
          return krmsRetriever.retrieveRuleActionCustomAttributes(agendaEditor);
      }
  
      /**
       * Returns the Rule RemotableAttributeFields. This only supports a single action within a rule.
       *
       * @param view
       * @param model InquiryFrom to retrieve the AgendaEditor from.
      * @param container
      * @return List<RemotableAttributeField>
      */
     public List<RemotableAttributeField> retrieveRuleCustomAttributes(View view, Object model, Container container) {
         AgendaEditor agendaEditor = retrieveAgendaEditor((InquiryForm) model);
         return krmsRetriever.retrieveRuleCustomAttributes(agendaEditor);
     }
 
     /**
      * Retrieve a list of {@link RemotableAttributeField}s for the parameters (if any) required by the resolver for
      * the selected term in the proposition that is under edit.  Since this method is part of the inquiry view,
      * non of the propositions will ever be under edit when it is called, and an empty list will be returned.
      *
      * @param view
      * @param model InquiryFrom to retrieve the AgendaEditor from.
      * @param container
      * @return List<RemotableAttributeField> Collections.emptyList()
      */
     public List<RemotableAttributeField> retrieveTermParameters(View view, Object model, Container container) {
         return Collections.emptyList();
     }
 
     public DataObjectService getDataObjectService() {
         if (dataObjectService == null) {
             return KRADServiceLocator.getDataObjectService();
         }
         return dataObjectService;
     }
 
     public void setDataObjectService(DataObjectService dataObjectService) {
         this.dataObjectService = dataObjectService;
     }
 
 }