/**
    * 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.core.assignment.validation;
  
  import org.kuali.kpme.core.api.assignment.Assignment;
  import org.kuali.kpme.core.api.assignment.AssignmentDescriptionKey;
  import org.kuali.kpme.core.assignment.AssignmentBo;
  import org.kuali.kpme.core.bo.HrBusinessObject;
  import org.kuali.kpme.core.service.HrServiceLocator;
  import org.kuali.kpme.core.util.TKUtils;
  import org.kuali.kpme.core.web.KPMEHrObjectNewerVersionPromptBase;
  
  public class AssignmentEffectiveDatePrompt extends KPMEHrObjectNewerVersionPromptBase {
      
  	@Override
      protected boolean doesNewerVersionExist(HrBusinessObject pbo) {
      	boolean futureEffectiveDateExists = false;
      	
          AssignmentBo assignment = (AssignmentBo) pbo;
          AssignmentDescriptionKey key = new AssignmentDescriptionKey(assignment);
          Assignment lastAssignment = HrServiceLocator.getAssignmentService().getAssignment(assignment.getPrincipalId(), key, TKUtils.END_OF_TIME);
          if (lastAssignment != null && lastAssignment.getEffectiveLocalDate() != null && assignment.getEffectiveLocalDate() != null) {
          	futureEffectiveDateExists = lastAssignment.getEffectiveLocalDate().isAfter(assignment.getEffectiveLocalDate());
          }
          
          return futureEffectiveDateExists;
      }
  	
  }