/**
    * 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.osedu.org/licenses/ECL-2.0
    *
    * 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.student.krms.termresolver;
  
  import org.kuali.rice.krms.api.engine.TermResolutionException;
  import org.kuali.rice.krms.api.engine.TermResolver;
  import org.kuali.student.krms.util.KSKRMSExecutionUtil;
  import org.kuali.student.r2.common.dto.ContextInfo;
  import org.kuali.student.r2.core.constants.KSKRMSServiceConstants;
  import org.kuali.student.r2.core.organization.dto.OrgInfo;
  import org.kuali.student.r2.core.organization.service.OrganizationService;
  
  import java.util.Collections;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  
  /**
   * @author Kuali Student Team
   */
  public class AdminOrgPermissionTermResolver implements TermResolver<Boolean> {
  
      private OrganizationService organizationService;
  
      @Override
      public Set<String> getPrerequisites() {
          Set<String> prereqs = new HashSet<String>(2);
          prereqs.add(KSKRMSServiceConstants.TERM_PREREQUISITE_PERSON_ID);
          prereqs.add(KSKRMSServiceConstants.TERM_PREREQUISITE_CONTEXTINFO);
          return Collections.unmodifiableSet(prereqs);
      }
  
      @Override
      public String getOutput() {
          return KSKRMSServiceConstants.TERM_RESOLVER_ADMINORGANIZATIONPERMISSIONREQUIRED;
      }
  
      @Override
      public Set<String> getParameterNames() {
          return Collections.singleton(KSKRMSServiceConstants.TERM_PARAMETER_TYPE_ORGANIZATION_KEY);
      }
  
      @Override
      public int getCost() {
          return 1;
      }
  
      @Override
      public Boolean resolve(Map<String, Object> resolvedPrereqs, Map<String, String> parameters) throws TermResolutionException {
          ContextInfo context = (ContextInfo) resolvedPrereqs.get(KSKRMSServiceConstants.TERM_PREREQUISITE_CONTEXTINFO);
          String orgId = parameters.get(KSKRMSServiceConstants.TERM_PARAMETER_TYPE_ORGANIZATION_KEY);
          
          try {
              OrgInfo org = organizationService.getOrg(orgId, context);
              //TODO: Determine permision???
          } catch (Exception e) {
              KSKRMSExecutionUtil.convertExceptionsToTermResolutionException(parameters, e, this);
          }
  
          return true;
      }
  
      public OrganizationService getOrganizationService() {
          return organizationService;
      }
  
      public void setOrganizationService(OrganizationService organizationService) {
          this.organizationService = organizationService;
      }
  
  }