/*
    * 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.kuali.ole.coa.businessobject.Account;
  import org.kuali.ole.module.purap.PurapConstants;
  import org.kuali.ole.module.purap.PurapConstants.PRQSDocumentsStrings;
  import org.kuali.ole.module.purap.PurapPropertyConstants;
  import org.kuali.ole.select.OleSelectConstant;
  import org.kuali.ole.select.businessobject.OleInvoiceItem;
  import org.kuali.ole.select.document.OleInvoiceDocument;
  import org.kuali.ole.select.document.service.OleInvoiceService;
  import org.kuali.ole.sys.OLEConstants;
  import org.kuali.ole.sys.OLEKeyConstants;
  import org.kuali.ole.sys.OLEPropertyConstants;
  import org.kuali.ole.sys.businessobject.SourceAccountingLine;
  import org.kuali.ole.sys.context.SpringContext;
  import org.kuali.ole.sys.document.validation.GenericValidation;
  import org.kuali.ole.sys.document.validation.event.AttributedDocumentEvent;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.ObjectUtils;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  public class InvoiceValidation extends GenericValidation {
  
      public boolean validate(AttributedDocumentEvent event) {
          boolean valid = true;
          OleInvoiceDocument document = (OleInvoiceDocument) event.getDocument();
          GlobalVariables.getMessageMap().clearErrorPath();
          GlobalVariables.getMessageMap().addToErrorPath(OLEPropertyConstants.DOCUMENT);
          
         /* if (ObjectUtils.isNull(document.getPurchaseOrderDocuments()) || document.getPurchaseOrderDocuments().size() < 1) {
              GlobalVariables.getMessageMap().putError(PurapPropertyConstants.PURCHASE_ORDER_IDENTIFIER, OLEKeyConstants.ERROR_REQUIRED, PRQSDocumentsStrings.PURCHASE_ORDER_ID);
              valid &= false;
          }*/
          if (ObjectUtils.isNull(document.getInvoiceDate())) {
              GlobalVariables.getMessageMap().putError(PurapPropertyConstants.INVOICE_DATE, OLEKeyConstants.ERROR_REQUIRED, PRQSDocumentsStrings.INVOICE_DATE);
              valid &= false;
          }
          /* if (StringUtils.isBlank(document.getInvoiceNumber())) {
              GlobalVariables.getMessageMap().putError(PurapPropertyConstants.INVOICE_NUMBER, OLEKeyConstants.ERROR_REQUIRED, PRQSDocumentsStrings.INVOICE_NUMBER);
              valid &= false;
          } */
          if (ObjectUtils.isNull(document.getVendorInvoiceAmount())) {
              GlobalVariables.getMessageMap().putError(PurapPropertyConstants.VENDOR_INVOICE_AMOUNT, OLEKeyConstants.ERROR_REQUIRED, PRQSDocumentsStrings.VENDOR_INVOICE_AMOUNT);
              valid &= false;
          }
          
          if(document.getPaymentMethodIdentifier() != null) {
              String paymentType = SpringContext.getBean(OleInvoiceService.class).getPaymentMethodType(document.getPaymentMethodIdentifier());
              if (paymentType.equals(OLEConstants.DEPOSIT)) {
                  for (OleInvoiceItem item : (List<OleInvoiceItem>) document.getItems()) {
                      if (item.getItemTypeCode().equals("ITEM")) {
                          if (item.getSourceAccountingLineList().size() <= 0) {
                              GlobalVariables.getMessageMap().putError(PurapPropertyConstants.OFFSET_ACCT_LINE, OLEKeyConstants.ERROR_REQUIRED, PurapConstants.PRQSDocumentsStrings.OFFSET_ACCT_LINE);
                              valid &= false;
                          }
                          if (item.getSourceAccountingLineList().size() > 0) {
                              for (SourceAccountingLine accountingLine : item.getSourceAccountingLineList()) {
                                  String accNo = accountingLine.getAccountNumber();
                                  Integer vendorIdentifier = document.getVendorHeaderGeneratedIdentifier();
                                  if ((accNo != null && accNo != "") && (vendorIdentifier != null)) {
                                      Map accMap = new HashMap();
                                      accMap.put("accountNumber", accNo);
                                      accMap.put("subFundGroupCode", "CLRREV");
                                      accMap.put("vendorHeaderGeneratedIdentifier", vendorIdentifier);
                                      List<Account> account = (List<Account>) KRADServiceLocator.getBusinessObjectService().findMatching(Account.class, accMap);
                                      if (account.size() <= 0) {
                                          GlobalVariables.getMessageMap().putError(PurapPropertyConstants.OFFSET_ACCT_LINE, OleSelectConstant.ERROR_INVALID_ACC_NO, accNo);
                                          valid &= false;
                                      }
  
                                  }
  
                              }
  
  
                          }
  
                      }
                  }
              }
         }
         
         GlobalVariables.getMessageMap().clearErrorPath();
         return valid;
     }
 
 }