/*
 * 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.shardingsphere.mode.manager.cluster.coordinator.registry.status.cluster.service;

import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.shardingsphere.infra.state.cluster.ClusterStateContext;
import org.apache.shardingsphere.metadata.persist.node.ComputeNode;
import org.apache.shardingsphere.mode.repository.cluster.ClusterPersistRepository;

/**
 * Cluster status service.
 */
@RequiredArgsConstructor
@Slf4j
public final class ClusterStatusService {
    
    private final ClusterPersistRepository repository;
    
    /**
     * Persist cluster state.
     *
     * @param state cluster state context
     */
    public void persistClusterState(final ClusterStateContext state) {
        repository.persist(ComputeNode.getClusterStatusNodePath(), state.getCurrentState().name());
    }
    
    /**
     * Load cluster status.
     *
     * @return cluster status
     */
    public String loadClusterStatus() {
        return repository.getDirectly(ComputeNode.getClusterStatusNodePath());
    }
}
