package com.ld.igds.protocol.beibo.grainv1.server;

import com.ld.igds.util.BytesUtil;
import com.ld.io.api.*;
import com.ld.io.netty.NettyServer;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * @Desc: 贝博粮情协议-串口服务器客户端
 * @author: czt
 * @update-time: 2023/09/27
 */
@Slf4j
@Service
public class BeiboGrainV1ServerEngine {

    public static final Integer PORT = 9311;

    @Autowired
    private BeiboGrainV1MessageConsumer defaultMessageConsumer;
    @Autowired
    private BeiboGrainV1SessionListener defaultSessionListener;
    // 心跳提供
    private static HeartbeatProvider heartbeatProvider = new BeiboGrainV1HeartbeatImpl();

    private IoSessionQuery sessionQuery;

    public void start(Integer port) {
        IoServerOption ioServerOption = new IoServerOption();

        if (null != port) {
            ioServerOption.setPort(port);
        } else {
            ioServerOption.setPort(PORT);
        }
        ioServerOption.setSplitDecoderType(SplitByteDecoderType.NO_LIMIT);
//        //确认结尾标志
//        ioServerOption.setDelimiter();

        // 配置系统心跳间隔
        ioServerOption.setReaderIdleTime(5 * 60);

        NettyServer ioServer = new NettyServer(ioServerOption, defaultMessageConsumer, defaultSessionListener, heartbeatProvider);
        ioServer.startup();

        sessionQuery = ioServer.getSessionQuery();


        log.info("* ");
        log.info("* ========================");
        log.info("* ");
        log.info("* [GRAIN-SERVER：BEIBO_GRAIN,PORT={}]", PORT);
        log.info("* ");
        log.info("* ========================");
        log.info("* ");

        System.out.println("* ========================");
        System.out.println("* ");
        System.out.println("* [GRAIN-SERVER：BEIBO_GRAIN,PORT={}]" + port);
        System.out.println("* ");
        System.out.println("* ========================");
    }

    public IoSessionQuery getSessionQuery() {
        return sessionQuery;
    }

    /**
     * 发送信息
     *
     * @param ip
     * @param port
     * @param msg
     * @return
     */
    public InvokeResult push(String ip, int port, byte[] msg) {
        IoSessionQuery sessionFactory = getSessionQuery();
        List<IoSession> sessions = sessionFactory.getAllSession();
        IoSession session = null;
        for (IoSession ioSession : sessions) {
            if (BeiboGrainV1ServerUtils.getServerKey(ip, port).equals(ioSession.getBusinessKey())) {
                session = ioSession;
                break;
            }
        }
        if (null == session) {
            return InvokeResult.CHANNEL_CLOSED;
        }
        return session.invoke(msg);
    }

    /**
     * 直接使用内存的Session执行
     */
    public InvokeResult pushByMin(String hexStr) {

        IoSession session = BeiboGrainV1ServerUtils.getSession();

        if (null == session) {
            return InvokeResult.CHANNEL_CLOSED;
        }
        byte[] msg = BytesUtil.hexStrToBytes(hexStr);
        return session.invoke(msg);
    }

}