/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache 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.apache.org/licenses/LICENSE-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.apache.syncope.core.persistence.jpa.dao;
  
  import java.util.List;
  import javax.persistence.NoResultException;
  import javax.persistence.TypedQuery;
  import org.apache.syncope.core.persistence.api.dao.SAML2SPClientAppDAO;
  import org.apache.syncope.core.persistence.api.entity.Realm;
  import org.apache.syncope.core.persistence.api.entity.am.SAML2SPClientApp;
  import org.apache.syncope.core.persistence.api.entity.policy.Policy;
  import org.apache.syncope.core.persistence.jpa.entity.am.JPASAML2SPClientApp;
  import org.springframework.transaction.annotation.Transactional;
  
  public class JPASAML2SPClientAppDAO extends AbstractClientAppDAO<SAML2SPClientApp> implements SAML2SPClientAppDAO {
  
      @Override
      public SAML2SPClientApp find(final String key) {
          return entityManager().find(JPASAML2SPClientApp.class, key);
      }
  
      private SAML2SPClientApp find(final String column, final Object value) {
          TypedQuery<SAML2SPClientApp> query = entityManager().createQuery(
                  "SELECT e FROM " + JPASAML2SPClientApp.class.getSimpleName() + " e WHERE e." + column + "=:value",
                  SAML2SPClientApp.class);
          query.setParameter("value", value);
  
          SAML2SPClientApp result = null;
          try {
              result = query.getSingleResult();
          } catch (final NoResultException e) {
              LOG.debug("No SAML2SP found with " + column + " {}", value, e);
          }
  
          return result;
      }
  
      @Override
      public SAML2SPClientApp findByClientAppId(final Long clientAppId) {
          return find("clientAppId", clientAppId);
      }
  
      @Override
      public SAML2SPClientApp findByName(final String name) {
          return find("name", name);
      }
  
      @Override
      public SAML2SPClientApp findByEntityId(final String entityId) {
          return find("entityId", entityId);
      }
  
      @Override
      public List<SAML2SPClientApp> findByPolicy(final Policy policy) {
          return findByPolicy(policy, SAML2SPClientApp.class, JPASAML2SPClientApp.class);
      }
  
      @Override
      public List<SAML2SPClientApp> findByRealm(final Realm realm) {
          return findByRealm(realm, SAML2SPClientApp.class, JPASAML2SPClientApp.class);
      }
  
      @Transactional(readOnly = true)
      @Override
      public List<SAML2SPClientApp> findAll() {
          TypedQuery<SAML2SPClientApp> query = entityManager().createQuery(
                  "SELECT e FROM " + JPASAML2SPClientApp.class.getSimpleName() + " e", SAML2SPClientApp.class);
  
          return query.getResultList();
      }
  
      @Override
      public SAML2SPClientApp save(final SAML2SPClientApp clientApp) {
          ((JPASAML2SPClientApp) clientApp).list2json();
          return entityManager().merge(clientApp);
      }
  
      @Override
      public void delete(final String key) {
          SAML2SPClientApp policy = find(key);
          if (policy == null) {
              return;
          }
 
         delete(policy);
     }
 
     @Override
     public void deleteByEntityId(final String entityId) {
         SAML2SPClientApp app = findByEntityId(entityId);
         if (app == null) {
             return;
         }
         delete(app);
     }
 
     @Override
     public void delete(final SAML2SPClientApp clientApp) {
         entityManager().remove(clientApp);
     }
 }