Iot/lmp_v0.3.9/src/com/lpro/iot/protocal/impl/ProtocalHj212.java

package com.lpro.iot.protocal.impl;

import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.commons.lang.StringUtils;
import org.apache.mina.core.session.IoSession;

import com.alibaba.fastjson.JSON;
import com.lpro.iot.bean.IotNodeInfo;
import com.lpro.iot.bean.IotNodeInfoBO;
import com.lpro.iot.bean.IotSensorInfoBO;
import com.lpro.iot.bean.ReturnNodeInfoObj;
import com.lpro.iot.common.Cache;
import com.lpro.iot.common.Code;
import com.lpro.iot.common.Code.IOT_NODE_STATUS;
import com.lpro.iot.common.Config;
import com.lpro.iot.common.Constants;
import com.lpro.iot.mqtt.MqttService;
import com.lpro.iot.protocal.Iprotocal;
import com.lpro.iot.utils.HttpServiceSender;
import com.lpro.iot.utils.ObjectUtil;
import com.lpro.iot.utils.Util;

/**
 * 
 * @author M
 * HJ212
 *
 */
public class ProtocalHj212 implements Iprotocal {
	
	private final static String nodeSensorsData = "NODE_SENSORS_DATA" ;
	
	@Override
	public boolean match(IoSession session, byte[] data, String msg) {
		if (msg.length() > 10 && "##".equals( msg.subSequence(0, 2) ) ) {
			return true;
		}
		return false;
	}

	@Override
	public void loginProtocal(IoSession session, byte[] data, String msg  , ReturnNodeInfoObj obj) {
		// 解析登录命令
		String deviceCode = "";
		
		if(obj == null){
			String[] cmds = msg.split("MN=") ;
			if(cmds.length >1){
				deviceCode = cmds[1].split(";")[0];
			}
			if(StringUtils.isBlank(deviceCode)){
				return ;
			}
			obj = Util.NodeDevice.login(deviceCode);
		}else{
			deviceCode = msg ;
		}
		
		if(obj.getStatus() == Code.ResponseCode.OK+0){
			// 将devicecode放入session
			session.setAttribute(Constants.DEVICE_CODE,deviceCode);
			
			session.setAttribute( nodeSensorsData, obj.getData()) ;
			// session 数据缓存
			session.setAttribute("dataCache","");
			// 添加协议类型
			session.setAttribute(Constants.PROTOCOL_CATEGORY,  this.getClass().getSimpleName());
			Cache.nodeIdsessionMap.put( deviceCode  , session);
			
			// 登录成功，可以直接转换数据
			analysisData(session,  data,  msg);
		}
		
	}

	@Override
	public void analysisData(IoSession session, byte[] data, String msg) {
		// node id
		Object deviceCode = session.getAttribute(Constants.DEVICE_CODE);
		List<IotSensorInfoBO> senorList = new ArrayList<IotSensorInfoBO>();
		String dataCache = (String) session.getAttribute("dataCache");
		
		if(Cache.deviceMap.containsKey(deviceCode)){
			// 如果有，则返回数据
			Map<String,String> map =new HashMap<>();
			map.put("askii", msg) ;
			map.put("byte", Util.binhexoct.bytesToHex(data)) ;
			MqttService.pubMessage(JSON.toJSONString(map), "/sys/debug/" + deviceCode  );
		}
		
		if(ObjectUtil.isNotEmpty(dataCache)){
			msg = dataCache + msg ;
			session.setAttribute("dataCache","");
		}
		
		try {
			String[] cmds = msg.split("&&") ;
			if( cmds.length <3 ){
				session.setAttribute("dataCache",msg);
			}else if( cmds.length >3){
				return  ;
			}else{
				Date date = new Date() ;
				String[] datas = cmds[1].split(";");
				for(String tmp : datas){
					IotSensorInfoBO sensorInfo = new IotSensorInfoBO();
					sensorInfo.setDevice_code(deviceCode.toString() );
					if(tmp.contains("DataTime")){
						String dateStr = tmp.split("=")[1];
						if(dateStr.length() == 17){
							date = Util.date.parse( Util.date.dtVeryLong, dateStr) ;							
						}else{
							date = Util.date.parse( Util.date.dtLong, dateStr) ;	
						}
						if( date.getTime() < new Date().getTime() -  24*60*60*1000 ){
							date = new Date() ;
						}else if(date.getTime() > new Date().getTime() + 10 *60*100 ){
							date = new Date() ;
						}
						
					}else{
						String[] val ;
						if(tmp.contains(",")){
							val = tmp.split(",")[0].split("=") ;
						}else{
							val = tmp.split("=") ;
						}
						sensorInfo.setSensor_device_id(val[0]);
						sensorInfo.setPort_id(0);
						try{
							sensorInfo.setSdata( Float.parseFloat(val[1]) );
						}catch (Exception e) {
							continue ;
						}
						sensorInfo.setMtime(date);
						senorList.add(sensorInfo);
					}
				}
				String body = Util.json.object2Json(senorList);
			    String url = Constants.URL.SENSORS_DATA;
				// 控制状态修改
				HttpServiceSender.doPut(url, Config.IOT_USER_KEY, body);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	@Override
	public void handbert(IoSession session) {
		// 判断session 读写空闲时间 ( 在每种协议中，确认服务端空闲时间，每个的空闲时间不同则行 )
		if( session.containsAttribute(nodeSensorsData) ){
			IotNodeInfoBO nodeBO = (IotNodeInfoBO) session.getAttribute(nodeSensorsData);
			// 如果上传周期配置为0以及以下，则不设置设备离线 ；
			if( nodeBO.getFrequency() < 1 ){
				return ;
			}
			if(session.getLastReadTime() +  (nodeBO.getFrequency()+30)*1000 < new Date().getTime()   ){
				// session 已判断为假死，关闭session
				session.close(true);
				return ;
			}
			
		}else{
			session.close(true);
		}
	}

	@Override
	public void execServer(IoSession session, byte[] data, String msg) {
		
	}

	@Override
	public void logout(IoSession session) {
		IotNodeInfo iotNodeInfo = new IotNodeInfo();
		iotNodeInfo.setDevice_code( session.getAttribute(Constants.DEVICE_CODE) +""); ;
		iotNodeInfo.setIot_node_status(IOT_NODE_STATUS.offline);
		iotNodeInfo.setLpmKey(Config.IOT_LPM_KEY);
		String body = Util.json.object2Json(iotNodeInfo);
		HttpServiceSender.doPut(Constants.URL.NODE_INFO, Config.IOT_USER_KEY, body);
	}
}