/**
    * Copyright 2005-2014 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.rice.kim.web.struts.action;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.log4j.Logger;
  import org.apache.struts.action.ActionForm;
  import org.apache.struts.action.ActionForward;
  import org.apache.struts.action.ActionMapping;
  import org.kuali.rice.core.api.util.RiceConstants;
  import org.kuali.rice.core.api.util.RiceKeyConstants;
  import org.kuali.rice.kim.api.KimConstants;
  import org.kuali.rice.kim.api.group.Group;
  import org.kuali.rice.kim.api.services.KimApiServiceLocator;
  import org.kuali.rice.kim.web.struts.form.IdentityManagementDocumentFormBase;
  import org.kuali.rice.kim.web.struts.form.IdentityManagementGroupDocumentForm;
  import org.kuali.rice.kns.web.struts.form.KualiTableRenderFormMetadata;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.util.KRADConstants;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  /**
   * This is a description of what this class does - jonathan don't forget to fill this in. 
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   *
   */
  public class IdentityManagementGroupInquiry extends IdentityManagementBaseInquiryAction {
  	private static final Logger LOG = Logger.getLogger(IdentityManagementGroupInquiry.class);
  
      /**
  	 * This overridden method ...
  	 * 
  	 * @see org.kuali.rice.kim.web.struts.action.IdentityManagementBaseInquiryAction#loadKimObject(javax.servlet.http.HttpServletRequest, org.kuali.rice.kim.web.struts.form.IdentityManagementDocumentFormBase)
  	 */
  	@Override
  	protected void loadKimObject(HttpServletRequest request, IdentityManagementDocumentFormBase form) {
          IdentityManagementGroupDocumentForm groupDocumentForm = (IdentityManagementGroupDocumentForm) form;
          String id = request.getParameter(KimConstants.PrimaryKeyConstants.GROUP_ID);
          String altId = request.getParameter(KimConstants.AttributeConstants.GROUP_ID);
  
          String groupId = StringUtils.isNotEmpty(id) ? id : altId;
          Group group = null;
          if (StringUtils.isNotEmpty(groupId)) {
          	group = KimApiServiceLocator.getGroupService().getGroup(groupId);
          } else {
          	String namespaceCode = request.getParameter(KimConstants.UniqueKeyConstants.NAMESPACE_CODE);
          	String groupName = request.getParameter(KimConstants.UniqueKeyConstants.GROUP_NAME);
          	
          	if (!StringUtils.isBlank(namespaceCode) && !StringUtils.isBlank(groupName)) {
          		group = KimApiServiceLocator.getGroupService().getGroupByNamespaceCodeAndName(namespaceCode, groupName);
              }
          }
          if (group != null) {
          	getUiDocumentService().loadGroupDoc(groupDocumentForm.getGroupDocument(), group);
          } else {
          	LOG.error("No records found for Group Inquiry.");
              GlobalVariables.getMessageMap().putError(KRADConstants.GLOBAL_ERRORS, RiceKeyConstants.ERROR_INQUIRY);
          }
  	}
  
  
      @Override
      public ActionForward execute(ActionMapping mapping, ActionForm form,
              HttpServletRequest request, HttpServletResponse response) throws Exception {
  
          IdentityManagementGroupDocumentForm groupDocumentForm = (IdentityManagementGroupDocumentForm) form;
  
          ActionForward forward = super.execute(mapping, form, request, response);
  
          String previouslySortedColumnName = (String)GlobalVariables.getUserSession().retrieveObject(KimConstants.KimUIConstants.KIM_GROUP_INQUIRY_SORT_PREV_COL_NM);
          Boolean sortDescending = ((Boolean)GlobalVariables.getUserSession().retrieveObject(KimConstants.KimUIConstants.KIM_GROUP_INQUIRY_SORT_DESC_VALUE));
  
          KualiTableRenderFormMetadata memberTableMetadata =  groupDocumentForm.getMemberTableMetadata();
          memberTableMetadata.setPreviouslySortedColumnName(previouslySortedColumnName);
          if (sortDescending != null) {
              memberTableMetadata.setSortDescending(sortDescending.booleanValue());
          }
          if (groupDocumentForm.getMemberRows() != null) {
              memberTableMetadata.sort(groupDocumentForm.getMemberRows(), groupDocumentForm.getRecordsPerPage());
              memberTableMetadata.jumpToPage(memberTableMetadata.getSwitchToPageNumber(), groupDocumentForm.getMemberRows().size(), groupDocumentForm.getRecordsPerPage());
          }
  
          GlobalVariables.getUserSession().addObject(KimConstants.KimUIConstants.KIM_GROUP_INQUIRY_SORT_PREV_COL_NM, memberTableMetadata.getPreviouslySortedColumnName());
         GlobalVariables.getUserSession().addObject(KimConstants.KimUIConstants.KIM_GROUP_INQUIRY_SORT_DESC_VALUE, memberTableMetadata.isSortDescending());
 
         return forward;
     }
 
 
     public ActionForward sort(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
         return mapping.findForward(RiceConstants.MAPPING_BASIC);
     }
 }