/*
    * 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 java.util.List;
  
  import org.kuali.ole.fp.businessobject.DisbursementVoucherNonResidentAlienTax;
  import org.kuali.ole.fp.document.DisbursementVoucherDocument;
  import org.kuali.ole.fp.document.service.DisbursementVoucherTaxService;
  import org.kuali.ole.sys.context.SpringContext;
  import org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent;
  import org.kuali.ole.sys.document.validation.impl.AccountingLineAmountPositiveValidation;
  
  public class DisbursementVoucherAccountingLineAmountPositiveValidation extends AccountingLineAmountPositiveValidation {
      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DisbursementVoucherAccountingLineAmountPositiveValidation.class);
  
      /**
       * @see org.kuali.ole.sys.document.validation.impl.AccountingLineAmountPositiveValidation#validate(org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent)
       */
      @Override
      public boolean validate(AttributedDocumentEvent event) {
          LOG.debug("validate start");
          boolean isValid = true;
          
          DisbursementVoucherDocument document = (DisbursementVoucherDocument) this.getAccountingDocumentForValidation();
          DisbursementVoucherNonResidentAlienTax nonResidentAlienTax = document.getDvNonResidentAlienTax();
  
          // tax accounting lines can have negative amounts
          if (nonResidentAlienTax != null) {
              List<String> taxLineNumbers = SpringContext.getBean(DisbursementVoucherTaxService.class).getNRATaxLineNumbers(nonResidentAlienTax.getFinancialDocumentAccountingLineText());
              
              if (taxLineNumbers.contains(this.getAccountingLineForValidation().getSequenceNumber())) {
                  return true;
              }
          }
          
          isValid = super.validate(event);
  
          return isValid;
      }
  }