/*
 * 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.hertzbeat.collector.collect.database.mysql;

import lombok.Getter;
import lombok.Setter;
import org.springframework.boot.context.properties.ConfigurationProperties;

/**
 * Collector-side MySQL query engine routing.
 */
@Getter
@Setter
@ConfigurationProperties(prefix = "hertzbeat.collector.mysql")
public class MysqlCollectorProperties {

    private QueryEngine queryEngine = QueryEngine.AUTO;

    public QueryEngine resolveQueryEngine(boolean mysqlJdbcDriverAvailable) {
        if (queryEngine == QueryEngine.AUTO) {
            return mysqlJdbcDriverAvailable ? QueryEngine.JDBC : QueryEngine.R2DBC;
        }
        return queryEngine;
    }

    public boolean useR2dbc(boolean mysqlJdbcDriverAvailable) {
        return resolveQueryEngine(mysqlJdbcDriverAvailable) == QueryEngine.R2DBC;
    }

    /**
     * Supported collector-side query engines.
     */
    public enum QueryEngine {
        AUTO,
        JDBC,
        R2DBC
    }
}
