/*
    * 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.wa.starter.actuate;
  
  import org.apache.syncope.common.rest.api.service.UserSelfService;
  import org.apache.syncope.wa.bootstrap.WARestClient;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.boot.actuate.health.Health;
  import org.springframework.boot.actuate.health.HealthIndicator;
  import org.springframework.boot.actuate.health.Status;
  
  public class SyncopeCoreHealthIndicator implements HealthIndicator {
  
      protected static final Logger LOG = LoggerFactory.getLogger(SyncopeCoreHealthIndicator.class);
  
      protected final WARestClient waRestClient;
  
      public SyncopeCoreHealthIndicator(final WARestClient waRestClient) {
          this.waRestClient = waRestClient;
      }
  
      @Override
      public Health health() {
          Health.Builder builder = new Health.Builder();
  
          try {
              waRestClient.getService(UserSelfService.class).read();
              builder.status(Status.UP);
          } catch (Exception e) {
              LOG.debug("When attempting to connect to Syncope Core", e);
              builder.status(Status.DOWN);
          }
  
          return builder.build();
      }
  }