/**
    * Copyright 2004-2014 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.kpme.pm.position.dao;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.ojb.broker.query.Criteria;
  import org.apache.ojb.broker.query.Query;
  import org.apache.ojb.broker.query.QueryFactory;
  import org.joda.time.LocalDate;
  import org.kuali.kpme.core.util.OjbSubQueryUtil;
  import org.kuali.kpme.pm.position.Position;
  import org.kuali.rice.core.framework.persistence.ojb.dao.PlatformAwareDaoBaseOjb;
  
  public class PositionDaoObjImpl extends PlatformAwareDaoBaseOjb implements PositionDao {
  
  	@Override
  	public Position getPosition(String id) {
  		 Criteria crit = new Criteria();
          crit.addEqualTo("hrPositionId", id);
  
          Query query = QueryFactory.newQuery(Position.class, crit);
          return (Position) this.getPersistenceBrokerTemplate().getObjectByQuery(query);
  	}
  
  	@Override
  	public List<Position> getPositions(String positionNum, String description, String workingPositionTitle, String campus,
              String institution, String classificationTitle, String positionType, String poolEligible,
  			LocalDate fromEffdt, LocalDate toEffdt, String active,
  			String showHistory) {
  		List<Position> results = new ArrayList<Position>();
  	        
      	Criteria root = new Criteria();
  
      	// KPME-2695
          if (StringUtils.isNotBlank(positionNum)) {
              root.addLike("UPPER(positionNumber)", positionNum.toUpperCase()); // just in case position number is not a number
          }
  
          if (StringUtils.isNotBlank(description)) {
              root.addLike("UPPER(description)", description.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(workingPositionTitle)) {
              root.addLike("UPPER(workingPositionTitle)", workingPositionTitle.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(campus)) {
              root.addLike("UPPER(campus)", campus.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(institution)) {
              root.addLike("UPPER(institution)", institution.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(classificationTitle)) {
              root.addLike("UPPER(classificationTitle)", classificationTitle.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(positionType)) {
              root.addLike("UPPER(positionType)", positionType.toUpperCase());
          }
  
          if (StringUtils.isNotBlank(poolEligible)) {
              root.addEqualTo("poolEligible", poolEligible);
  
          }
          Criteria effectiveDateFilter = new Criteria();
          if (fromEffdt != null) {
              effectiveDateFilter.addGreaterOrEqualThan("effectiveDate", fromEffdt.toDate());
          }
          if (toEffdt != null) {
              effectiveDateFilter.addLessOrEqualThan("effectiveDate", toEffdt.toDate());
          }
          if (fromEffdt == null && toEffdt == null) {
              effectiveDateFilter.addLessOrEqualThan("effectiveDate", LocalDate.now().toDate());
          }
          root.addAndCriteria(effectiveDateFilter);
          
          if (StringUtils.isNotBlank(active)) {
          	Criteria activeFilter = new Criteria();
              if (StringUtils.equals(active, "Y")) {
                  activeFilter.addEqualTo("active", true);
              } else if (StringUtils.equals(active, "N")) {
                 activeFilter.addEqualTo("active", false);
             }
             root.addAndCriteria(activeFilter);
         }
 
         if (StringUtils.equals(showHistory, "N")) {
             root.addEqualTo("effectiveDate", OjbSubQueryUtil.getEffectiveDateSubQueryWithFilter(Position.class, effectiveDateFilter, Position.EQUAL_TO_FIELDS, false));
             root.addEqualTo("timestamp", OjbSubQueryUtil.getTimestampSubQuery(Position.class, Position.EQUAL_TO_FIELDS, false));
         }
         
         Query query = QueryFactory.newQuery(Position.class, root);
         results.addAll(getPersistenceBrokerTemplate().getCollectionByQuery(query));
 
         return results;
 	}
 	
 	
 
 	
 }