/**
    * Copyright 2004-2013 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.hr.time.detail.web;
  
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.struts.action.ActionForm;
  import org.apache.struts.action.ActionForward;
  import org.apache.struts.action.ActionMapping;
  import org.apache.struts.action.ActionRedirect;
  import org.kuali.hr.time.base.web.TkAction;
  import org.kuali.hr.time.roles.TkUserRoles;
  import org.kuali.hr.time.roles.UserRoles;
  import org.kuali.hr.time.service.base.TkServiceLocator;
  import org.kuali.hr.time.timesheet.TimesheetDocument;
  import org.kuali.hr.time.util.TKContext;
  import org.kuali.hr.time.util.TkConstants;
  import org.kuali.rice.kew.api.document.DocumentStatus;
  import org.kuali.rice.krad.exception.AuthorizationException;
  import org.kuali.rice.krad.util.GlobalVariables;
  
  public class TimesheetSubmitAction extends TkAction {
  
      @Override
      protected void checkTKAuthorization(ActionForm form, String methodToCall) throws AuthorizationException {
          TimesheetSubmitActionForm tsaf = (TimesheetSubmitActionForm)form;
  
          String principal = TKContext.getPrincipalId();
          UserRoles roles = TkUserRoles.getUserRoles(GlobalVariables.getUserSession().getPrincipalId());
  
          TimesheetDocument document = TkServiceLocator.getTimesheetService().getTimesheetDocument(tsaf.getDocumentId());
          if (!roles.isDocumentWritable(document)) {
              throw new AuthorizationException(principal, "TimesheetSubmitAction", "");
          }
      }
  
  
  
  
      public ActionForward approveTimesheet(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
          TimesheetSubmitActionForm tsaf = (TimesheetSubmitActionForm)form;
          TimesheetDocument document = TkServiceLocator.getTimesheetService().getTimesheetDocument(tsaf.getDocumentId());
  
          // Switched to grab the target (chain, resolution: target -> backdoor -> actual) user.
          // Approvals still using backdoor > actual
          if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.ROUTE)) {
              if (DocumentStatus.INITIATED.getCode().equals(document.getDocumentHeader().getDocumentStatus())
                      || DocumentStatus.SAVED.getCode().equals(document.getDocumentHeader().getDocumentStatus())) {
                  TkServiceLocator.getTimesheetService().routeTimesheet(TKContext.getTargetPrincipalId(), document);
              }
          } else if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.APPROVE)) {
              if (document.getDocumentHeader().getDocumentStatus().equals(DocumentStatus.ENROUTE.getCode())) {
                  TkServiceLocator.getTimesheetService().approveTimesheet(TKContext.getPrincipalId(), document);
              }
          } else if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.DISAPPROVE)) {
              if (document.getDocumentHeader().getDocumentStatus().equals(DocumentStatus.ENROUTE.getCode())) {
                  TkServiceLocator.getTimesheetService().disapproveTimesheet(TKContext.getPrincipalId(), document);
              }
          }
          
          TkServiceLocator.getTkSearchableAttributeService().updateSearchableAttribute(document, document.getAsOfDate());
          ActionRedirect rd = new ActionRedirect(mapping.findForward("timesheetRedirect"));
          rd.addParameter("documentId", tsaf.getDocumentId());
  
          return rd;
      }
  
      public ActionForward approveApprovalTab(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
      	TimesheetSubmitActionForm tsaf = (TimesheetSubmitActionForm)form;
          TimesheetDocument document = TkServiceLocator.getTimesheetService().getTimesheetDocument(tsaf.getDocumentId());
  
          // Switched to grab the target (chain, resolution: target -> backdoor -> actual) user.
          // Approvals still using backdoor > actual
          if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.ROUTE)) {
              if (document.getDocumentHeader().getDocumentStatus().equals(DocumentStatus.INITIATED.getCode())) {
                  TkServiceLocator.getTimesheetService().routeTimesheet(TKContext.getTargetPrincipalId(), document);
              }
          } else if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.APPROVE)) {
              if (document.getDocumentHeader().getDocumentStatus().equals(DocumentStatus.ENROUTE.getCode())) {
                  TkServiceLocator.getTimesheetService().approveTimesheet(TKContext.getPrincipalId(), document);
              }
          } else if (StringUtils.equals(tsaf.getAction(), TkConstants.DOCUMENT_ACTIONS.DISAPPROVE)) {
              if (document.getDocumentHeader().getDocumentStatus().equals(DocumentStatus.ENROUTE.getCode())) {
                 TkServiceLocator.getTimesheetService().disapproveTimesheet(TKContext.getPrincipalId(), document);
             }
         }
         TKContext.getUser().clearTargetUser();
         return new ActionRedirect(mapping.findForward("approverRedirect"));
 
 
     }
 }