/*
    * The Kuali Financial System, a comprehensive financial management system for higher education.
    * 
    * Copyright 2005-2014 The Kuali Foundation
    * 
    * This program is free software: you can redistribute it and/or modify
    * it under the terms of the GNU Affero General Public License as
    * published by the Free Software Foundation, either version 3 of the
    * License, or (at your option) any later version.
   * 
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU Affero General Public License for more details.
   * 
   * You should have received a copy of the GNU Affero General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   */
  package org.kuali.kfs.fp.document.validation.impl;
  
  import org.kuali.kfs.fp.businessobject.DisbursementVoucherPayeeDetail;
  import org.kuali.kfs.fp.document.DisbursementVoucherDocument;
  import org.kuali.kfs.sys.KFSConstants;
  import org.kuali.kfs.sys.KFSKeyConstants;
  import org.kuali.kfs.sys.KFSPropertyConstants;
  import org.kuali.kfs.sys.context.SpringContext;
  import org.kuali.kfs.sys.document.AccountingDocument;
  import org.kuali.kfs.sys.document.validation.GenericValidation;
  import org.kuali.kfs.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);
  
      protected AccountingDocument accountingDocumentForValidation;
  
      public static final String DV_PAYEE_ID_NUMBER_PROPERTY_PATH = KFSPropertyConstants.DV_PAYEE_DETAIL + "." + KFSPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER;
  
      /**
       * @see org.kuali.kfs.sys.document.validation.Validation#validate(org.kuali.kfs.sys.document.validation.event.AttributedDocumentEvent)
       */
      @Override
      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() || !(document.getDocumentHeader().getWorkflowDocument().isInitiated() || document.getDocumentHeader().getWorkflowDocument().isSaved())) {
              return true;
          }
  
          String employeeId = payeeDetail.getDisbVchrPayeeIdNumber();
          Person employee = SpringContext.getBean(PersonService.class).getPersonByEmployeeId(employeeId);
  
          MessageMap errors = GlobalVariables.getMessageMap();
          errors.addToErrorPath(KFSPropertyConstants.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, KFSPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER);
              errors.putError(DV_PAYEE_ID_NUMBER_PROPERTY_PATH, KFSKeyConstants.ERROR_EXISTENCE, label);
              isValid = false;
          }
          else if(!KFSConstants.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, KFSPropertyConstants.DISB_VCHR_PAYEE_ID_NUMBER);
              errors.putError(DV_PAYEE_ID_NUMBER_PROPERTY_PATH, KFSKeyConstants.ERROR_INACTIVE, label);
              isValid = false;
          }
  
          errors.removeFromErrorPath(KFSPropertyConstants.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;
      }
  }