/*
    * Copyright 2013 The Kuali Foundation.
    *
    * Licensed under the Educational Community License, Version 1.0 (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/ecl1.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.select.document.validation.impl;
  
  import org.kuali.ole.select.OleSelectConstant;
  import org.kuali.ole.select.businessobject.OleAccountingLine;
  import org.kuali.ole.sys.OLEConstants;
  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.krad.util.GlobalVariables;
  
  import java.math.BigDecimal;
  import java.util.List;
  
  public class OleAccountingLinesPercentValidation extends GenericValidation {
      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(OleAccountingLinesPercentValidation.class);
  
      private AccountingDocument accountingDocumentForValidation;
  
      @Override
      public boolean validate(AttributedDocumentEvent event) {
          boolean valid = true;
          //super.validate(event);
          if (valid) {
              // validate that the percents total 100 for each account
              BigDecimal sourceTotalPercent = BigDecimal.ZERO;
              BigDecimal targetTotalPercent = BigDecimal.ZERO;
              BigDecimal desiredPercent = new BigDecimal("100");
              List sourceAccounts = getAccountingDocumentForValidation().getSourceAccountingLines();
              for (Object account : sourceAccounts) {
                  if (((OleAccountingLine) account).getAccountLinePercent() != null) {
                      sourceTotalPercent = sourceTotalPercent.add(((OleAccountingLine) account).getAccountLinePercent());
                  } else {
                      sourceTotalPercent = sourceTotalPercent.add(BigDecimal.ZERO);
                  }
              }
              List targetAccounts = getAccountingDocumentForValidation().getTargetAccountingLines();
              for (Object account : targetAccounts) {
                  if (((OleAccountingLine) account).getAccountLinePercent() != null) {
                      targetTotalPercent = targetTotalPercent.add(((OleAccountingLine) account).getAccountLinePercent());
                  } else {
                      targetTotalPercent = targetTotalPercent.add(BigDecimal.ZERO);
                  }
              }
              if ((sourceAccounts.size() > 0 && desiredPercent.compareTo(sourceTotalPercent) != 0) ||
                      (targetAccounts.size() > 0 && desiredPercent.compareTo(targetTotalPercent) != 0)) {
                  GlobalVariables.getMessageMap().putError(OLEConstants.ACCOUNTING_LINE_ERRORS, OleSelectConstant.ERROR_DI_ACCOUNTING_TOTAL, "");
                  valid = false;
              }
          }
          return valid;
      }
  
  
      /**
       * Gets the accountingDocumentForValdation attribute.
       *
       * @return Returns the accountingDocumentForValdation.
       */
      public AccountingDocument getAccountingDocumentForValidation() {
          return accountingDocumentForValidation;
      }
  
      /**
       * Sets the accountingDocumentForValdation attribute value.
       *
       * @param accountingDocumentForValdation The accountingDocumentForValdation to set.
       */
      public void setAccountingDocumentForValidation(AccountingDocument accountingDocumentForValidation) {
          this.accountingDocumentForValidation = accountingDocumentForValidation;
      }
  }