/**
    * Copyright 2005-2013 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.location.impl.campus;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.core.api.criteria.CriteriaLookupService;
  import org.kuali.rice.core.api.criteria.GenericQueryResults;
  import org.kuali.rice.core.api.criteria.LookupCustomizer;
  import org.kuali.rice.core.api.criteria.QueryByCriteria;
  import org.kuali.rice.core.api.exception.RiceIllegalArgumentException;
  import org.kuali.rice.kim.api.group.GroupQueryResults;
  import org.kuali.rice.krad.service.BusinessObjectService;
  import org.kuali.rice.location.api.campus.Campus;
  import org.kuali.rice.location.api.campus.CampusQueryResults;
  import org.kuali.rice.location.api.campus.CampusService;
  import org.kuali.rice.location.api.campus.CampusType;
  import org.kuali.rice.location.api.campus.CampusTypeQueryResults;
  
  import javax.jws.WebParam;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import static java.util.Collections.singletonMap;
  
  public class CampusServiceImpl implements CampusService {
  
  	private BusinessObjectService boService;
      private CriteriaLookupService criteriaLookupService;
  	
  	/**
       * @see org.kuali.rice.location.api.campus.CampusService#getCampus(String code)
       */
  	@Override
  	public Campus getCampus(String code) {
  		if (StringUtils.isBlank(code)) {
              throw new RiceIllegalArgumentException("code is blank");
          }
  
          CampusBo campusBo = boService.findByPrimaryKey(CampusBo.class, singletonMap("code", code));
  
          return CampusBo.to(campusBo);
  	}
  
  	/**
       * @see org.kuali.rice.location.api.campus.CampusService#findAllCampuses
       */
  	@Override
  	public List<Campus> findAllCampuses() {
  		List<CampusBo> campusBos = (List<CampusBo>) boService.findMatching(CampusBo.class, singletonMap("active", "true"));
  
          return this.convertListOfCampusBosToImmutables(campusBos);
  	}
  
  	/**
       * @see org.kuali.rice.location.api.campus.CampusService#getCampusType(String code)
       */
  	@Override
  	public CampusType getCampusType(String code) {
  		if (StringUtils.isBlank(code)) {
              throw new RiceIllegalArgumentException("code is blank");
          }
  
  		CampusTypeBo campusTypeBo = boService.findByPrimaryKey(CampusTypeBo.class, singletonMap("code", code));
  
          return CampusTypeBo.to(campusTypeBo);
  	}
  
  	/**
       * @see org.kuali.rice.location.api.campus.CampusService#findAllCampusTypes
       */
  	@Override
  	public List<CampusType> findAllCampusTypes() {
  		List<CampusTypeBo> campusTypeBos = (List<CampusTypeBo>)boService.findMatching(CampusTypeBo.class, singletonMap("active", "true"));
  		return this.convertListOfCampusTypesBosToImmutables(campusTypeBos);
  	}
  
      @Override
      public CampusQueryResults findCampuses(QueryByCriteria queryByCriteria) throws RiceIllegalArgumentException {
          incomingParamCheck(queryByCriteria, "queryByCriteria");
  
          GenericQueryResults<CampusBo> results = criteriaLookupService.lookup(CampusBo.class, queryByCriteria);
  
          CampusQueryResults.Builder builder = CampusQueryResults.Builder.create();
          builder.setMoreResultsAvailable(results.isMoreResultsAvailable());
          builder.setTotalRowCount(results.getTotalRowCount());
 
         final List<Campus.Builder> ims = new ArrayList<Campus.Builder>();
         for (CampusBo bo : results.getResults()) {
             ims.add(Campus.Builder.create(bo));
         }
 
         builder.setResults(ims);
         return builder.build();
     }
 
     @Override
     public CampusTypeQueryResults findCampusTypes(QueryByCriteria queryByCriteria) throws RiceIllegalArgumentException {
         incomingParamCheck(queryByCriteria, "query");
 
         GenericQueryResults<CampusTypeBo> results = criteriaLookupService.lookup(CampusTypeBo.class, queryByCriteria);
 
         CampusTypeQueryResults.Builder builder = CampusTypeQueryResults.Builder.create();
         builder.setMoreResultsAvailable(results.isMoreResultsAvailable());
         builder.setTotalRowCount(results.getTotalRowCount());
 
         final List<CampusType.Builder> ims = new ArrayList<CampusType.Builder>();
         for (CampusTypeBo bo : results.getResults()) {
             ims.add(CampusType.Builder.create(bo));
         }
 
         builder.setResults(ims);
         return builder.build();
     }
 
     public void setBusinessObjectService(BusinessObjectService boService) {
         this.boService = boService;
     }
 
     private List<Campus> convertListOfCampusBosToImmutables(List<CampusBo> campusBos) {
         ArrayList<Campus> campuses = new ArrayList<Campus>();
         for (CampusBo bo : campusBos) {
             Campus campus = CampusBo.to(bo);
             campuses.add(campus) ;
         }
         return Collections.unmodifiableList(campuses);
     }
     
     private List<CampusType> convertListOfCampusTypesBosToImmutables(List<CampusTypeBo> campusTypeBos) {
         ArrayList<CampusType> campusTypes = new ArrayList<CampusType>();
         for (CampusTypeBo bo : campusTypeBos) {
             CampusType campusType = CampusTypeBo.to(bo);
             campusTypes.add(campusType) ;
         }
         return Collections.unmodifiableList(campusTypes);
     }
 
     private void incomingParamCheck(Object object, String name) {
         if (object == null) {
             throw new RiceIllegalArgumentException(name + " was null");
         } else if (object instanceof String
                 && StringUtils.isBlank((String) object)) {
             throw new RiceIllegalArgumentException(name + " was blank");
         }
     }
 
     /**
      * Sets the criteriaLookupService attribute value.
      *
      * @param criteriaLookupService The criteriaLookupService to set.
      */
     public void setCriteriaLookupService(final CriteriaLookupService criteriaLookupService) {
         this.criteriaLookupService = criteriaLookupService;
     }
 }