/*
    * 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.module.ar.web.struts;
  
  import java.util.ArrayList;
  import java.util.Collection;
  
  import org.kuali.kfs.module.ar.document.ContractsGrantsInvoiceDocument;
  import org.kuali.kfs.sys.context.SpringContext;
  import org.kuali.rice.core.api.datetime.DateTimeService;
  import org.kuali.rice.kns.lookup.LookupResultsService;
  import org.kuali.rice.kns.web.struts.action.KualiAction;
  import org.kuali.rice.krad.bo.PersistableBusinessObject;
  
  /**
   * Base methods to support report summary actions
   */
  public class ContractsGrantsBillingSummaryActionBase extends KualiAction {
      private static volatile DateTimeService dateTimeService;
      private static volatile LookupResultsService lookupResultsService;
  
      /**
       * Gets the invoice documents from sequence number.
       * @param lookupResultsSequenceNumber The sequence number of search result.
       * @param personId The principal id of the person who searched.
       * @return Returns the list of invoice documents.
       */
      protected Collection<ContractsGrantsInvoiceDocument> getCGInvoiceDocumentsFromLookupResultsSequenceNumber(String lookupResultsSequenceNumber, String personId) {
          Collection<ContractsGrantsInvoiceDocument> invoiceDocuments = new ArrayList<ContractsGrantsInvoiceDocument>();
          try {
              for (PersistableBusinessObject obj : getLookupResultsService().retrieveSelectedResultBOs(lookupResultsSequenceNumber, ContractsGrantsInvoiceDocument.class, personId)) {
                  invoiceDocuments.add((ContractsGrantsInvoiceDocument) obj);
              }
          }
          catch (Exception e) { // retrieveSelectedResultBOs throws Exception, hence the Pokemon handler
              throw new RuntimeException(e);
          }
          return invoiceDocuments;
      }
  
  
      public static DateTimeService getDateTimeService() {
          if (dateTimeService == null) {
              dateTimeService = SpringContext.getBean(DateTimeService.class);
          }
          return dateTimeService;
      }
  
      public static LookupResultsService getLookupResultsService() {
          if (lookupResultsService == null) {
              lookupResultsService = SpringContext.getBean(LookupResultsService.class);
          }
          return lookupResultsService;
      }
  }