//package com.mh.user.netty;
//
//import com.mh.user.constants.Constant;
//import com.mh.user.entity.DeviceManageEntity;
//import com.mh.user.service.DeviceManageService;
//import com.mh.user.utils.*;
//import io.netty.buffer.ByteBuf;
//import io.netty.channel.Channel;
//import io.netty.channel.ChannelHandlerAdapter;
//import io.netty.channel.ChannelHandlerContext;
//import io.netty.handler.timeout.IdleState;
//import io.netty.handler.timeout.IdleStateEvent;
//import io.netty.util.ReferenceCountUtil;
//import lombok.extern.slf4j.Slf4j;
//import org.springframework.context.ApplicationContext;
//
//import java.text.SimpleDateFormat;
//import java.util.Date;
//import java.util.List;
//
///**
// * @author ljf
// * @title ：
// * @description ：客户端异步消息处理机制
// * @updateTime 2020-05-13
// * @throws ：
// */
//@Slf4j
//public class NettyMeterAndCloudClientHandler extends ChannelHandlerAdapter {
//
//
//	private int num = 0;
//	private int size = 0;
//	private String receiveStr = null;
//	private int idle_count = 0;
//	private String IP = "";
//	private String port = "";
//
//	List<DeviceManageEntity> deviceManageEntityList;
//
//	// 调用service
//	ApplicationContext context = SpringBeanUtil.getApplicationContext();
//	DeviceManageService deviceManageService = context.getBean(DeviceManageService.class);
//
//	AnalysisReceiveOrder485 analysisReceiveOrder485 = new AnalysisReceiveOrder485();
//
//	@Override
//	public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
//		log.info("当前channel从EventLoop取消注册");
//		super.channelUnregistered(ctx);
//	}
//
//	/**
//	 * 超时处理
//	 * 如果120秒没有接受客户端的心跳，就触发;
//	 * 如果超过3次，则直接关闭;
//	 */
//	@Override
//	public void userEventTriggered(ChannelHandlerContext ctx, Object obj) throws Exception {
//		if (obj instanceof IdleStateEvent) {
//			IdleStateEvent event = (IdleStateEvent) obj;
//			if (IdleState.READER_IDLE.equals(event.state())) {  //如果读通道处于空闲状态，说明没有接收到心跳命令
//				System.out.println("第" + idle_count + "已经20秒没有接收到服务器的信息了，发送的第" + num + "条数据");
//				if (deviceManageEntityList.get(num) == null) {
//					ctx.channel().close();
//				} else {
//					if (idle_count > 3 || num > size - 1) {
//						System.out.println("关闭这个不活跃的channel");
//						ctx.channel().close();
//					}
//
//					SendOrderUtils.sendMeterOrCloud(deviceManageEntityList.get(num), num, IP, port, ctx);
//					idle_count++;
//				}
//			}
//		} else {
//			super.userEventTriggered(ctx, obj);
//		}
//	}
//
//	@Override
//	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
//		log.info("通信异常！！");
//		Channel incoming = ctx.channel();
//		if (incoming.isActive()) {
//			log.info("SimpleClient: " + incoming.remoteAddress() + "异常");
//			receiveStr = null;
//			cause.printStackTrace();
//			ctx.close();
//		}
//	}
//
//
//	@Override
//	public void channelActive(ChannelHandlerContext ctx) throws Exception {
////        super.channelActive(ctx);
//		// 添加一个状态值，判断是否继续发送指令 update by ljf on 2020-08-07
//		if (Constant.WEB_FLAG) {
//			num = 0;
//			// 关闭连接
//			receiveStr = null;
//			ctx.close();
//		} else {
//			SimpleDateFormat sdf1 = new SimpleDateFormat("yyyy-mm-dd HH:mm:ss");
//			Date date = new Date();
//			log.info(ctx.channel().remoteAddress() + "  " + sdf1.format(date) + "链接服务端成功！");
//
//			// 截取IP地址
//			IP = ExchangeStringUtil.getMidString(ctx.channel().remoteAddress() + "", "/", ":");
//			// 截取端口号
//			port = ExchangeStringUtil.getMidString(ctx.channel().remoteAddress() + "", ":", "");
//			log.info("IP: " + IP + ",端口号： " + port);
//
//			// 生成对应的采集指令
//			deviceManageEntityList = deviceManageService.queryDevicesByType(null);
//			size = deviceManageEntityList.size();
//
//			log.info("初始连接报文： " + receiveStr);
//			receiveStr = "";
//			// 保持长连接，封装发送电表工具方法 update by ljf on 2021-01-26
//			SendOrderUtils.sendMeterOrCloud(deviceManageEntityList.get(0), 0, IP, port, ctx);
//		}
//	}
//
//	@Override
//	public void channelInactive(ChannelHandlerContext ctx) throws Exception {
//		Thread.sleep(500);
//		receiveStr = null;
//		ctx.close();
//		log.info(ctx.channel().localAddress() + "退出链接！！");
//	}
//
//	@Override
//	public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
//		try {
//			ByteBuf buf = (ByteBuf) msg;
//			byte[] bytes = new byte[buf.readableBytes()];
//			buf.readBytes(bytes);//复制内容到字节数组bytes
//			buf.clear();
//			log.info("获取到的值： " + ExchangeStringUtil.bytesToHexString(bytes));
//			if (bytes.length <= 62) {
////            if (bytes.length <= 142) {
////            receiveStr = receiveStr.replace("null", "");
////            receiveStr = receiveStr + ExchangeStringUtil.bytesToHexString(bytes);//将接收到的数据转为字符串，此字符串就是客户端发送的字符串
////            log.info(ctx.channel().remoteAddress() + "  " + ctx.channel().localAddress() + " 接受服务器数据：" + receiveStr + "，大小： " + receiveStr.length());
//				receiveStr = receiveStr + ExchangeStringUtil.bytesToHexString(bytes);//将接收到的数据转为字符串，此字符串就是客户端发送的字符串
//				receiveStr = receiveStr.replace("null", "");
//				log.info("接受服务器数据：" + receiveStr + "，大小： " + receiveStr.length());
//			}
//		} catch (Exception e) {
//			e.printStackTrace();
//		} finally {
//			ReferenceCountUtil.release(msg);
//		}
//	}
//
//	@Override
//	public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
//		log.info("采集电表或者冷量计-数据读取接收完成: " + receiveStr);
//		if ((receiveStr.length() == 36) && (deviceManageEntityList.get(num).getParamId() == 3)) {
////			analysisReceiveOrder485.analysisCloudOrder485(receiveStr);          // 解析冷量计
//		} else if ((receiveStr.length() == 62) && (deviceManageEntityList.get(num).getParamId() == 1)) {
////        把receiveStr的"null"值去掉
////        a9fec2c71f9002fefefefe6839025007000068810643c3bb446c338d16c2b8
////        A9 FE C2 C7 1F 90 02 FE FE FE FE 68 39 02 50 07 00 00 68 81 06 43 C3 5B 38 6C 33 21 16 F8 12
//			analysisReceiveOrder485.analysisMeterOrder485(receiveStr,"","","", null);          // 解析电表
//		}
//		receiveStr = "";
//		num = num + 1;
//		Thread.sleep(600);
//		if (num > size - 1) {
//			num = 0;
//			receiveStr = null;
//			// 关闭连接
//			ctx.close();
////              // 保持长连接，封装发送电表工具方法 update by ljf on 2021-01-26
////              SendOrderUtils.sendMeterOrder(deviceManageEntityList.get(num),num,IP,port,ctx);
//		} else {
//			// 添加一个状态值，判断是否继续发送指令 update by ljf on 2020-08-07
//			if (Constant.WEB_FLAG) {
//				log.info("有指令下发退出定时采集DDC参数");
//				num = 0;
//				// 关闭连接
//				receiveStr = null;
//				ctx.close();
//			} else {
//				// 封装发送电表工具方法 update by ljf on 2021-01-26
//				SendOrderUtils.sendMeterOrCloud(deviceManageEntityList.get(num), num, IP, port, ctx);
//			}
//		}
//		ctx.flush();
//	}
//}