package org.kuali.ole.deliver.keyvalue;
   
   import org.apache.commons.collections.CollectionUtils;
   import org.apache.commons.lang.StringUtils;
   import org.kuali.ole.OLEConstants;
   import org.kuali.ole.deliver.bo.OleCirculationDesk;
   import org.kuali.ole.deliver.bo.OleCirculationDeskDetail;
   import org.kuali.ole.deliver.bo.OleCirculationDeskLocation;
   import org.kuali.ole.deliver.form.OLEPlaceRequestForm;
  import org.kuali.ole.deliver.service.ParameterValueResolver;
  import org.kuali.ole.describe.form.BoundwithForm;
  import org.kuali.rice.core.api.util.ConcreteKeyValue;
  import org.kuali.rice.core.api.util.KeyValue;
  import org.kuali.rice.krad.service.BusinessObjectService;
  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.util.GlobalVariables;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  /**
   * Created by maheswarang on 2/6/15.
   */
  public class OlePlaceRequestCirculationDeskKeyValue extends UifKeyValuesFinderBase {
  
      private BusinessObjectService businessObjectService;
  
      @Override
      public boolean isAddBlankOption() {
          return false;
      }
  
      public BusinessObjectService getBusinessObjectService() {
          if(businessObjectService == null){
              this.businessObjectService = KRADServiceLocator.getBusinessObjectService();
          }
          return businessObjectService;
      }
  
      public void setBusinessObjectService(BusinessObjectService businessObjectService) {
          this.businessObjectService = businessObjectService;
      }
  
      @Override
      public List<KeyValue> getKeyValues(ViewModel viewModel) {
          OLEPlaceRequestForm olePlaceRequestForm = (OLEPlaceRequestForm) viewModel;
          HashMap<String,String> circulationDeskMap = new HashMap<String,String>();
          circulationDeskMap.put("circulationPickUpDeskLocation",olePlaceRequestForm.getItemLocation());
          List<OleCirculationDeskLocation> oleCirculationDeskLocations = (List<OleCirculationDeskLocation>)getBusinessObjectService().findMatching(OleCirculationDeskLocation.class,circulationDeskMap);
          OleCirculationDesk defaultPickUpLocation = getDefaultPickUpLocation();
           if(defaultPickUpLocation == null){
               defaultPickUpLocation = getOperatorDefaultPickupLocation();
          }
          List<KeyValue> options = new ArrayList<KeyValue>();
          //TODO: Get drop-down values dynamically by parsing DocumentConfig.xml file
          if(defaultPickUpLocation!=null){
              options.add(new ConcreteKeyValue(defaultPickUpLocation.getCirculationDeskId(),defaultPickUpLocation.getCirculationDeskCode()));
          }else{
              options.add(new ConcreteKeyValue("",""));
          }
            if(oleCirculationDeskLocations!=null && oleCirculationDeskLocations.size()>0){
            for(OleCirculationDeskLocation oleCirculationDeskLocation : oleCirculationDeskLocations){
                if(defaultPickUpLocation!=null){
                if(!oleCirculationDeskLocation.getCirculationDeskId().equals(defaultPickUpLocation.getCirculationDeskId())){
                 options.add(new ConcreteKeyValue(oleCirculationDeskLocation.getCirculationDeskId(),oleCirculationDeskLocation.getOleCirculationDesk().getCirculationDeskCode()));
                }
                }else{
                  options.add(new ConcreteKeyValue(oleCirculationDeskLocation.getCirculationDeskId(),oleCirculationDeskLocation.getOleCirculationDesk().getCirculationDeskCode()));
                }
                }
            }
          return options;
      }
  
      private OleCirculationDesk getDefaultPickUpLocation() {
          String parameterValue = ParameterValueResolver.getInstance().getParameter(OLEConstants.APPL_ID_OLE, OLEConstants.DLVR_NMSPC, OLEConstants.DLVR_CMPNT, OLEConstants.DEFAULT_PICK_UP_LOCATION);
          if (StringUtils.isNotBlank(parameterValue)) {
              Map<String, String> pickUpLocMap = new HashMap<>();
              pickUpLocMap.put(OLEConstants.PICKUP_LOCATION, "true");
              pickUpLocMap.put(OLEConstants.OleCirculationDesk.OLE_CIRCULATION_DESK_CD, parameterValue);
              List<OleCirculationDesk> oleCirculationDesks = (List<OleCirculationDesk>) KRADServiceLocator.getBusinessObjectService().findMatching(OleCirculationDesk.class, pickUpLocMap);
              if (CollectionUtils.isNotEmpty(oleCirculationDesks)) {
                  return oleCirculationDesks.get(0);
              }
          }
          return null;
      }
  
  
      private OleCirculationDesk getOperatorDefaultPickupLocation(){
          OleCirculationDesk oleCirculationDesk = null;
          Map<String,String> criteriaMap = new HashMap<String,String>();
          criteriaMap.put("operatorId", GlobalVariables.getUserSession().getPrincipalId());
          criteriaMap.put("defaultLocation","Y");
          List<OleCirculationDeskDetail> oleCirculationDeskDetailList = (List<OleCirculationDeskDetail>)getBusinessObjectService().findMatching(OleCirculationDeskDetail.class,criteriaMap);
         if(oleCirculationDeskDetailList.size()>0){
           OleCirculationDeskDetail  oleCirculationDeskDetail = oleCirculationDeskDetailList.get(0);
           if(oleCirculationDeskDetail.getOleCirculationDesk()!=null && oleCirculationDeskDetail.getOleCirculationDesk().getDefaultPickupLocation()!=null && oleCirculationDeskDetail.getOleCirculationDesk().getDefaultPickupLocation().isPickUpLocation()){
             oleCirculationDesk = oleCirculationDeskDetail.getOleCirculationDesk().getDefaultPickupLocation();
           }
 
         }
         return oleCirculationDesk;
     }
 }