/*
    * Copyright 2008 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.ole.fp.document.validation.impl;
  
  import org.kuali.ole.fp.businessobject.DisbursementVoucherPayeeDetail;
  import org.kuali.ole.fp.document.DisbursementVoucherDocument;
  import org.kuali.ole.sys.OLEConstants;
  import org.kuali.ole.sys.OLEKeyConstants;
  import org.kuali.ole.sys.OLEPropertyConstants;
  import org.kuali.ole.sys.context.SpringContext;
  import org.kuali.ole.sys.document.AccountingDocument;
  import org.kuali.ole.sys.document.validation.GenericValidation;
  import org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent;
  import org.kuali.rice.kim.api.identity.Person;
  import org.kuali.rice.kim.api.identity.PersonService;
  import org.kuali.rice.kns.service.DataDictionaryService;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.MessageMap;
  
  public class DisbursementVoucherEmployeeInformationValidation extends GenericValidation {
      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DisbursementVoucherEmployeeInformationValidation.class);
  
      private AccountingDocument accountingDocumentForValidation;
      
      public static final String DV_PAYEE_ID_NUMBER_PROPERTY_PATH = OLEPropertyConstants.DV_PAYEE_DETAIL + "." + OLEPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER;
  
      /**
       * @see org.kuali.ole.sys.document.validation.Validation#validate(org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent)
       */
      public boolean validate(AttributedDocumentEvent event) {
          LOG.debug("validate start");
          boolean isValid = true;
          
          DisbursementVoucherDocument document = (DisbursementVoucherDocument) accountingDocumentForValidation;
          DisbursementVoucherPayeeDetail payeeDetail = document.getDvPayeeDetail();
          
          if(!payeeDetail.isEmployee() || payeeDetail.isVendor()) {
              return true;
          }
          
          String employeeId = payeeDetail.getDisbVchrPayeeIdNumber();
          Person employee = SpringContext.getBean(PersonService.class).getPersonByEmployeeId(employeeId);
          
          MessageMap errors = GlobalVariables.getMessageMap();
          errors.addToErrorPath(OLEPropertyConstants.DOCUMENT);
  
          // check existence of employee
          if (employee == null) { // If employee is not found, report existence error
              String label = SpringContext.getBean(DataDictionaryService.class).getAttributeLabel(DisbursementVoucherPayeeDetail.class, OLEPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER);
              errors.putError(DV_PAYEE_ID_NUMBER_PROPERTY_PATH, OLEKeyConstants.ERROR_EXISTENCE, label);
              isValid = false;
          } 
          else if(!OLEConstants.EMPLOYEE_ACTIVE_STATUS.equals(employee.getEmployeeStatusCode())) {
              // If employee is found, then check that employee is active
              String label = SpringContext.getBean(DataDictionaryService.class).getAttributeLabel(DisbursementVoucherPayeeDetail.class, OLEPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER);
              errors.putError(DV_PAYEE_ID_NUMBER_PROPERTY_PATH, OLEKeyConstants.ERROR_INACTIVE, label);
              isValid = false;
          }
          
          errors.removeFromErrorPath(OLEPropertyConstants.DOCUMENT); 
  
          return isValid;
      }
  
      /**
       * Gets the accountingDocumentForValidation attribute. 
       * @return Returns the accountingDocumentForValidation.
       */
      public AccountingDocument getAccountingDocumentForValidation() {
          return accountingDocumentForValidation;
      }
  
      /**
       * Sets the accountingDocumentForValidation attribute value.
       * 
       * @param accountingDocumentForValidation The accountingDocumentForValidation to set.
       */
      public void setAccountingDocumentForValidation(AccountingDocument accountingDocumentForValidation) {
          this.accountingDocumentForValidation = accountingDocumentForValidation;
      }
  }