/**
    * 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.rule;
  
  import java.util.List;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.hr.lm.leaveblock.LeaveBlock;
  import org.kuali.hr.time.calendar.CalendarEntries;
  import org.kuali.hr.time.service.base.TkServiceLocator;
  import org.kuali.hr.time.timeblock.TimeBlock;
  import org.kuali.hr.time.timesheet.TimesheetDocument;
  import org.kuali.hr.time.util.TKContext;
  import org.kuali.hr.time.util.TKUser;
  import org.kuali.hr.time.util.TkConstants;
  import org.kuali.hr.time.util.TkTimeBlockAggregate;
  import org.kuali.rice.krad.util.GlobalVariables;
  
  public class TkRuleControllerServiceImpl implements TkRuleControllerService {
  
      // TODO : Filter actions to reduce computation for rule runs: Clock IN for example does not need to execute rule running.
  	public void applyRules(String action, List<TimeBlock> timeBlocks, List<LeaveBlock> leaveBlocks, CalendarEntries payEntry, TimesheetDocument timesheetDocument, String principalId){
  		//foreach action run the rules that apply
  		if(StringUtils.equals(action, TkConstants.ACTIONS.ADD_TIME_BLOCK) || StringUtils.equals(action, TkConstants.ACTIONS.CLOCK_OUT)){
  			TkTimeBlockAggregate timeBlockAggregate = new TkTimeBlockAggregate(timeBlocks, leaveBlocks, payEntry, payEntry.getCalendarObj(), true);
              //
              // Need to run LunchRule first - It will reduce hours in some instances
  
              // anyone who records time through the time entry form (async users) should not be affected by the lunch rule
              // Noted that the date field in the buildTkUser method is not currently used.
              if (GlobalVariables.getUserSession() != null && TKUser.getCurrentTargetRoles().isSynchronous()) {
  			    TkServiceLocator.getDepartmentLunchRuleService().applyDepartmentLunchRule(timeBlockAggregate.getFlattenedTimeBlockList());
              }
  			TkServiceLocator.getShiftDifferentialRuleService().processShiftDifferentialRules(timesheetDocument, timeBlockAggregate);
  			TkServiceLocator.getDailyOvertimeRuleService().processDailyOvertimeRules(timesheetDocument, timeBlockAggregate);
  			TkServiceLocator.getWeeklyOvertimeRuleService().processWeeklyOvertimeRule(timesheetDocument, timeBlockAggregate);
  		}
  	}
  
  
  }