/**

  * Copyright 2005-2011 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.apache.cxf.common.util.StringUtils;

 import org.kuali.rice.core.api.util.ConcreteKeyValue;

 import org.kuali.rice.core.api.util.KeyValue;

 import org.kuali.rice.krad.keyvalues.KeyValuesBase;

 import org.kuali.rice.krad.service.KRADServiceLocator;

 import org.kuali.rice.krad.uif.control.UifKeyValuesFinderBase;

 import org.kuali.rice.krad.uif.view.ViewModel;

 import org.kuali.rice.krad.web.form.MaintenanceForm;

 import org.kuali.rice.krad.web.form.UifFormBase;

 import org.kuali.rice.krms.impl.ui.AgendaEditor;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.List;

 import java.util.Map;

 /**

  * Helper class that returns all agenda types that are valid for a given context.

  */

 public class AgendaTypeValuesFinder extends UifKeyValuesFinderBase {

     private boolean blankOption;

     /**

      * @return the blankOption

      */

     public boolean isBlankOption() {

         return this.blankOption;

     }

     /**

      * @param blankOption the blankOption to set

      */

     public void setBlankOption(boolean blankOption) {

         this.blankOption = blankOption;

     }

     @Override

     public List<KeyValue> getKeyValues(ViewModel model) {

         List<KeyValue> keyValues = new ArrayList<KeyValue>();

         MaintenanceForm maintenanceForm = (MaintenanceForm) model;

         AgendaEditor agendaEditor = ((AgendaEditor) maintenanceForm.getDocument().getNewMaintainableObject().getDataObject());

         // if we have an agenda w/ a selected context

         if (agendaEditor.getAgenda() != null && !StringUtils.isEmpty(agendaEditor.getAgenda().getContextId())) {

             // key off the contextId

             String contextId = agendaEditor.getAgenda().getContextId();

             if(blankOption){

                 keyValues.add(new ConcreteKeyValue("", ""));

             }

             Map<String, String> criteria = Collections.singletonMap("contextId", contextId);

             Collection<ContextValidAgendaBo> contextValidAgendas =

                     KRADServiceLocator.getBusinessObjectService().findMatchingOrderBy(

                             ContextValidAgendaBo.class, criteria, "agendaType.name", true

                     );

             for (ContextValidAgendaBo contextValidAgenda : contextValidAgendas) {

                 keyValues.add(new ConcreteKeyValue(contextValidAgenda.getAgendaType().getId(), contextValidAgenda.getAgendaType().getName()));

             }

         }

         return keyValues;

     }

 }