package com.casic.missiles.client;

import com.casic.missiles.modular.system.util.RSAUtil;
import io.netty.bootstrap.Bootstrap;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.string.StringEncoder;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

import java.nio.charset.StandardCharsets;

/**
 * @description: 模拟发送环境数据，测试用
 * @author: Stone
 * @create: 2019-01-13 21:58
 **/
@Slf4j
@Component
public class HjtClient {

    public static void main(String[] args) {
//        for (int i = 0; i < 1; i++)
//            connect("127.0.0.1",9091,i+"-->bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)" +
//                    "bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)");

        connect("127.0.0.1", 19110, "257");
    }

    public static void connect(String host, int port, String msg) {

        EventLoopGroup workGroup = new NioEventLoopGroup();

        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(workGroup).channel(NioSocketChannel.class).option(ChannelOption.SO_KEEPALIVE, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel socketChannel) throws Exception {
                        socketChannel.pipeline().addLast(new StringEncoder());
                    }
                });

        ChannelFuture cf = null;
        try {
            cf = bootstrap.connect(host, port).sync();
//            cf.channel().writeAndFlush(Unpooled.copiedBuffer(ByteUtil.hexStringToBytes(msg)));
//            cf.channel().writeAndFlush(msg);
//            cf.channel().writeAndFlush(Unpooled.copiedBuffer(("^"+msg+";2322AA;").getBytes(StandardCharsets.UTF_8)));
            String msgStr = MsgUtil.getMsg(msg, "1", "");
            String encodeMsgStr = RSAUtil.getMsg(msgStr) ;
//            cf.channel().writeAndFlush(encodeMsgStr.getBytes(StandardCharsets.UTF_8));
            cf.channel().writeAndFlush(Unpooled.copiedBuffer(encodeMsgStr.getBytes(StandardCharsets.UTF_8)));
            if (cf.isSuccess()) {
                log.info("[{}] : channelId = {}", cf.channel().remoteAddress(), "已发送采集数据->" + msg);
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
        } finally {
//            workGroup.shutdownGracefully();
        }
    }

}