/**
 * Copyright 2016-2017 ZTE, Inc. and others.
 *
 * Licensed 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.onap.msb.sdclient.wrapper.util;

import org.apache.commons.lang3.StringUtils;
import org.onap.msb.sdclient.DiscoverAppConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @ClassName: ConfigUtil
 * @Description: TODO(服务发现配置项工具类)
 * @author tanghua10186366
 * @date 2017年1月23日
 * 
 */
public class ConfigUtil {

    private static ConfigUtil instance = new ConfigUtil();


    private ConfigUtil() {}

    public static ConfigUtil getInstance() {
        return instance;
    }


    private String tcpudpPortRangeStart = DiscoverUtil.TCP_UDP_PORT_RANGE_START;

    private String tcpudpPortRangeEnd = DiscoverUtil.TCP_UDP_PORT_RANGE_END;

    private String consulAddress = DiscoverUtil.CONSUL_ADDRESSS;

    private String consulRegisterMode = DiscoverUtil.CONSUL_REGISTER_MODE;

    private static final Logger LOGGER = LoggerFactory.getLogger(ConfigUtil.class);

    public void initConsulClientInfo(DiscoverAppConfig config) {


        String env_CONSUL_IP = System.getenv("CONSUL_IP");


        if (StringUtils.isNotBlank(env_CONSUL_IP)) {
            String consul_port = DiscoverUtil.CONSUL_DEFAULT_PORT;
            try {
                consul_port = config.getConsulAdderss().split(":")[1];
            } catch (Exception e) {
                LOGGER.error("initConsulClientInfo throw err:" + e.getMessage());
            }

            consulAddress = env_CONSUL_IP + ":" + consul_port;
        } else if (StringUtils.isNotBlank(config.getConsulAdderss())) {
            {
                consulAddress = config.getConsulAdderss();
            }


            LOGGER.info("init Discover CONSUL ADDRESSS:" + consulAddress);


        }
    }

    public void initTCP_UDP_portRange() {

        String env_TCP_UDP_PORT_RANGE_START = System.getenv("TCP_UDP_PORT_RANGE_START");
        String env_TCP_UDP_PORT_RANGE_END = System.getenv("TCP_UDP_PORT_RANGE_END");


        if (StringUtils.isNotBlank(env_TCP_UDP_PORT_RANGE_START)) {
            tcpudpPortRangeStart = env_TCP_UDP_PORT_RANGE_START;
        }


        if (StringUtils.isNotBlank(env_TCP_UDP_PORT_RANGE_END)) {
            tcpudpPortRangeEnd = env_TCP_UDP_PORT_RANGE_END;
        }

        LOGGER.info("init TCP_UDP portRange:" + tcpudpPortRangeStart + "-" + tcpudpPortRangeEnd);

    }

    public void initConsulRegisterMode(DiscoverAppConfig config) {

        String env_CONSUL_REGISTER_MODE = System.getenv("CONSUL_REGISTER_MODE");

        if (StringUtils.isNotBlank(env_CONSUL_REGISTER_MODE)) {
            consulRegisterMode = env_CONSUL_REGISTER_MODE;
        } else {
            if (StringUtils.isNotBlank(config.getConsulRegisterMode())) {
                consulRegisterMode = config.getConsulRegisterMode();
            }
        }

        LOGGER.info("init Consul Register Mode:" + consulRegisterMode);

    }



    public String getConsulAddress() {
        return consulAddress;
    }

    public String getTcpudpPortRangeStart() {
        return tcpudpPortRangeStart;
    }


    public String getTcpudpPortRangeEnd() {
        return tcpudpPortRangeEnd;
    }


    public String getConsulRegisterMode() {
        return consulRegisterMode;
    }



}