/**
    * Copyright 2004-2012 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.overtime.weekly.rule.dao;
  
  import java.sql.Date;
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.List;
  
  import org.apache.ojb.broker.query.Criteria;
  import org.apache.ojb.broker.query.Query;
  import org.apache.ojb.broker.query.QueryByCriteria;
  import org.apache.ojb.broker.query.QueryFactory;
  import org.apache.ojb.broker.query.ReportQueryByCriteria;
  import org.kuali.hr.time.overtime.weekly.rule.WeeklyOvertimeRule;
  import org.kuali.rice.core.framework.persistence.ojb.dao.PlatformAwareDaoBaseOjb;
  
  public class WeeklyOvertimeRuleDaoSpringOjbImpl extends PlatformAwareDaoBaseOjb implements WeeklyOvertimeRuleDao {
  
  	@SuppressWarnings("unchecked")
  	@Override
  	public List<WeeklyOvertimeRule> findWeeklyOvertimeRules(Date asOfDate) {
  		List<WeeklyOvertimeRule> list = new ArrayList<WeeklyOvertimeRule>();
  
  		Criteria root = new Criteria();
  		Criteria effdt = new Criteria();
  		Criteria timestamp = new Criteria();
  		
  		effdt.addEqualToField("convertFromEarnGroup", Criteria.PARENT_QUERY_PREFIX + "convertFromEarnGroup");
  		effdt.addEqualToField("convertToEarnCode", Criteria.PARENT_QUERY_PREFIX + "convertToEarnCode");
  		effdt.addEqualToField("maxHoursEarnGroup", Criteria.PARENT_QUERY_PREFIX + "maxHoursEarnGroup");
  		effdt.addLessOrEqualThan("effectiveDate", asOfDate);
  //		effdt.addEqualTo("active", true);
  		ReportQueryByCriteria effdtSubQuery = QueryFactory.newReportQuery(WeeklyOvertimeRule.class, effdt);
  		effdtSubQuery.setAttributes(new String[] { "max(effdt)" });
  
  		timestamp.addEqualToField("convertFromEarnGroup", Criteria.PARENT_QUERY_PREFIX + "convertFromEarnGroup");
  		timestamp.addEqualToField("convertToEarnCode", Criteria.PARENT_QUERY_PREFIX + "convertToEarnCode");
  		timestamp.addEqualToField("maxHoursEarnGroup", Criteria.PARENT_QUERY_PREFIX + "maxHoursEarnGroup");
  		timestamp.addEqualToField("effectiveDate", Criteria.PARENT_QUERY_PREFIX + "effectiveDate");
  //		timestamp.addEqualTo("active", true);
  		ReportQueryByCriteria timestampSubQuery = QueryFactory.newReportQuery(WeeklyOvertimeRule.class, timestamp);
  		timestampSubQuery.setAttributes(new String[] { "max(timestamp)" });
  
  		root.addEqualTo("effectiveDate", effdtSubQuery);
  		root.addEqualTo("timestamp", timestampSubQuery);
  //		root.addEqualTo("active", true);
  
  		Criteria activeFilter = new Criteria(); // Inner Join For Activity
  		activeFilter.addEqualTo("active", true);
  		root.addAndCriteria(activeFilter);
  		
  		QueryByCriteria query = new QueryByCriteria(WeeklyOvertimeRule.class, root);
  		query.addOrderByAscending("step");
  
  		Collection c = this.getPersistenceBrokerTemplate().getCollectionByQuery(query);
  		
  		if (c != null) {
  			list.addAll(c);
  		}
  				
  		return list;
  	}
  
  	@Override
  	public void saveOrUpdate(WeeklyOvertimeRule weeklyOvertimeRule) {
  		this.getPersistenceBrokerTemplate().store(weeklyOvertimeRule);
  	}
  
  	@Override
  	public void saveOrUpdate(List<WeeklyOvertimeRule> weeklyOvertimeRules) {
  		for (WeeklyOvertimeRule wor : weeklyOvertimeRules) {
  			saveOrUpdate(wor);
  		}
  	}
  
  	@Override
  	public WeeklyOvertimeRule getWeeklyOvertimeRule(String tkWeeklyOvertimeRuleId) {
  		Criteria crit = new Criteria();
  		crit.addEqualTo("tkWeeklyOvertimeRuleId", tkWeeklyOvertimeRuleId);
  		
  		Query query = QueryFactory.newQuery(WeeklyOvertimeRule.class, crit);
  		return (WeeklyOvertimeRule)this.getPersistenceBrokerTemplate().getObjectByQuery(query);
  	}
  
  }