/**
    * Copyright 2004-2013 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.hr.time.graceperiod.dao;
  
  import java.sql.Date;
  import java.util.ArrayList;
  import java.util.Collections;
  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.apache.ojb.broker.query.ReportQueryByCriteria;
  import org.kuali.hr.core.util.OjbSubQueryUtil;
  import org.kuali.hr.time.graceperiod.rule.GracePeriodRule;
  import org.kuali.rice.core.framework.persistence.ojb.dao.PlatformAwareDaoBaseOjb;
  
  public class GracePeriodDaoImpl extends PlatformAwareDaoBaseOjb implements GracePeriodDao {
  	public GracePeriodRule getGracePeriodRule(Date asOfDate){
  		GracePeriodRule gracePeriodRule = null;
  		
  		Criteria root = new Criteria();
  
          root.addEqualTo("effectiveDate", OjbSubQueryUtil.getEffectiveDateSubQuery(GracePeriodRule.class, asOfDate, Collections.EMPTY_LIST, false));
          root.addEqualTo("timestamp", OjbSubQueryUtil.getTimestampSubQuery(GracePeriodRule.class, Collections.EMPTY_LIST, false));
  
  		Criteria activeFilter = new Criteria(); // Inner Join For Activity
  		activeFilter.addEqualTo("active", true);
  		root.addAndCriteria(activeFilter);
  		
  		
  		Query query = QueryFactory.newQuery(GracePeriodRule.class, root);
  		Object obj = this.getPersistenceBrokerTemplate().getObjectByQuery(query);
  
  		if (obj != null) {
  			gracePeriodRule = (GracePeriodRule) obj;
  		}
  		
  		return gracePeriodRule;
  	}
  
  	@Override
  	public GracePeriodRule getGracePeriodRule(String tkGracePeriodId) {
  		Criteria crit = new Criteria();
  		crit.addEqualTo("tkGracePeriodRuleId", tkGracePeriodId);
  		
  		Query query = QueryFactory.newQuery(GracePeriodRule.class, crit);
  		return (GracePeriodRule)this.getPersistenceBrokerTemplate().getObjectByQuery(query);
  	}
  
  	@Override
      @SuppressWarnings("unchecked")
      public List<GracePeriodRule> getGracePeriodRules(String hourFactor, String active, String showHistory) {
          List<GracePeriodRule> results = new ArrayList<GracePeriodRule>();
          
          Criteria root = new Criteria();
  
          if (StringUtils.isNotBlank(hourFactor)) {
              root.addLike("hourFactor", hourFactor);
          }
          
          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.getEffectiveDateSubQueryWithoutFilter(GracePeriodRule.class, Collections.EMPTY_LIST, false));
              root.addEqualTo("timestamp", OjbSubQueryUtil.getTimestampSubQuery(GracePeriodRule.class, Collections.EMPTY_LIST, false));
          }
          
          Query query = QueryFactory.newQuery(GracePeriodRule.class, root);
          results.addAll(getPersistenceBrokerTemplate().getCollectionByQuery(query));
          
          return results;
      }
  	
  }