/*
    * Copyright 2008-2009 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.module.purap.document.validation.impl;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.ole.module.purap.PurapKeyConstants;
  import org.kuali.ole.module.purap.PurapPropertyConstants;
  import org.kuali.ole.module.purap.businessobject.PurApAccountingLine;
  import org.kuali.ole.sys.OLEKeyConstants;
  import org.kuali.ole.sys.document.validation.GenericValidation;
  import org.kuali.ole.sys.document.validation.event.AddAccountingLineEvent;
  import org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent;
  import org.kuali.rice.kns.service.DataDictionaryService;
  import org.kuali.rice.krad.bo.BusinessObject;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.ObjectUtils;
  
  public class VendorCreditMemoAccountPercentBetween0And100Validation extends GenericValidation {
  
      private DataDictionaryService dataDictionaryService;
  
      public boolean validate(AttributedDocumentEvent event) {
          boolean isValid = true;
          PurApAccountingLine account = (PurApAccountingLine) ((AddAccountingLineEvent) event).getAccountingLine();
  
          if (validateRequiredField(account, PurapPropertyConstants.ACCOUNT_LINE_PERCENT)) {
              double pct = account.getAccountLinePercent().doubleValue();
              if (pct <= 0 || pct > 100) {
                  GlobalVariables.getMessageMap().putError(PurapPropertyConstants.ACCOUNT_LINE_PERCENT, PurapKeyConstants.ERROR_CREDIT_MEMO_LINE_PERCENT);
                  isValid = false;
              }
          } else {
              isValid = false;
          }
  
          return isValid;
      }
  
      /**
       * Helper method to perform required field checks add error messages if the validation fails. Adds an error required to
       * GlobalVariables.errorMap using the given fieldName as the error key and retrieving the error label from the data dictionary
       * for the error required message param.
       *
       * @param businessObject - Business object to check for value
       * @param fieldName      - Name of the property in the business object
       */
      protected boolean validateRequiredField(BusinessObject businessObject, String fieldName) {
          boolean valid = true;
  
          Object fieldValue = ObjectUtils.getPropertyValue(businessObject, fieldName);
          if (fieldValue == null || (fieldValue instanceof String && StringUtils.isBlank(fieldName))) {
              String label = dataDictionaryService.getAttributeErrorLabel(businessObject.getClass(), fieldName);
              GlobalVariables.getMessageMap().putError(fieldName, OLEKeyConstants.ERROR_REQUIRED, label);
              valid = false;
          }
  
          return valid;
      }
  
      public DataDictionaryService getDataDictionaryService() {
          return dataDictionaryService;
      }
  
      public void setDataDictionaryService(DataDictionaryService dataDictionaryService) {
          this.dataDictionaryService = dataDictionaryService;
      }
  
  }