/*
    * Copyright 2011 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.select.businessobject.defaultvalue;
  
  import org.kuali.ole.select.OleSelectConstant;
  import org.kuali.rice.core.api.membership.MemberType;
  import org.kuali.rice.kim.api.services.KimApiServiceLocator;
  import org.kuali.rice.krad.util.GlobalVariables;
  import org.kuali.rice.krad.valuefinder.ValueFinder;
  
  import java.util.ArrayList;
  import java.util.Iterator;
  import java.util.List;
  
  //import org.kuali.rice.kim.impl.role.RoleBo;
  
  public class DefaultValueLoggedInUser implements ValueFinder {
  
      @Override
      public String getValue() {
          // TODO Auto-generated method stub
          boolean flag = false;
          String role = getRole();
          String principalName = null;
          List<String> roleImpl = getRolesForPrincipal(GlobalVariables.getUserSession().getPrincipalId());
          Iterator itr = roleImpl.iterator();
          while (itr.hasNext()) {
              String kimrole = itr.next().toString();
              if (KimApiServiceLocator.getRoleService().getRole(kimrole) != null) {
                  if (KimApiServiceLocator.getRoleService().getRole(kimrole).getName().equalsIgnoreCase(role)) {
                      flag = true;
                      principalName = null;
                  }
              }
          }
          if (!flag) {
              principalName = GlobalVariables.getUserSession().getPrincipalId();
          }
          return principalName;
      }
  
      @SuppressWarnings("unchecked")
      private List<String> getRolesForPrincipal(String principalId) {
          if (principalId == null) {
              return new ArrayList<String>();
          }
          /*Map<String,String> criteria = new HashMap<String,String>( 2 );
          criteria.put("members.memberId", principalId);
          criteria.put("members.memberTypeCode", MemberType.PRINCIPAL.getCode());
          return (List<RoleBo>)SpringContext.getBean(BusinessObjectService.class).findMatching(RoleBo.class, criteria);*/
          return (List<String>) KimApiServiceLocator.getRoleService().getMemberParentRoleIds(MemberType.PRINCIPAL.getCode(), principalId);
      }
  
      public String getRole() {
          return OleSelectConstant.SYSTEM_USER_ROLE_NAME;
      }
  
  }