iden_server/src/main/java/com/care/bms/service/MqttMsgService.java

package com.care.bms.service;


import cn.hutool.core.date.DateUtil;
import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.care.bigscreen.service.BigScreenService;

import com.care.common.entity.*;

import com.care.common.enums.ChambOrderStatusEnum;
import com.care.common.enums.MqttMsgStatusEnum;
import com.care.common.enums.OrderStatusEnum;
import com.care.common.enums.OrderTypeEnum;
import com.care.common.service.*;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.Date;

import java.util.Map;

/**
 * @Author: stw
 * @Date: 2021/8/14
 * @Desc:
 */
@Service
public class MqttMsgService {
    @Resource
    private CareHouseService careHouseService;
    @Resource
    private CareStationService careStationService;
    @Resource
    private CareDeviceService careDeviceService;
    @Resource
    private CareEventOrderService careEventOrderService;
    @Resource
    private CareOrganizationService careOrganizationService;
    @Resource
    private BigScreenService bigScreenService;
    @Resource
    private CareMqttMsgService careMqttMsgService;
    @Resource
    private CareEventOrderChambService careEventOrderChambService;
    @Resource
    private MqttThreadPoolInitService MqttThreadPoolInitService;

    private static Logger logger = LoggerFactory.getLogger(MqttMsgService.class);

    /**
     * 处理mqtt消息
     * @param topic
     * @param mqttMessageStr
     * @throws Exception
     */
    public void handleMessage(String topic, String mqttMessageStr) throws Exception {
        try {

            Map map = JSON.parseObject(mqttMessageStr);
            String type = (String) map.get("type");

            if(StringUtils.isEmpty(type)){
                logger.error("不是正确格式的消息");
                return;
            }
            QueryWrapper<CareDevice> queryWrapper = new QueryWrapper<>();
            queryWrapper.lambda().eq(CareDevice::getTopic,topic);
            CareDevice careDevice = careDeviceService.getOne(queryWrapper);
            if(careDevice == null) {
                logger.error("数据库中没找到对应设备");
                return;
            }
            Date date = DateUtil.date();

            CareMqttMsg careMqttMsg = new CareMqttMsg();
            careMqttMsg.setMqttMessage(mqttMessageStr);
            careMqttMsg.setTopic(topic);
            careMqttMsg.setDevId(careDevice.getId());
            careMqttMsg.setType(type);
            careMqttMsg.setCreateTime(date);

            if ("BreathHeartRate".equals(type)) {
                careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                this.careMqttMsgService.save(careMqttMsg);

                Map msg = (Map) map.get("msg");
                Integer breath = (Integer) msg.get("breath");
                Integer heart = (Integer) msg.get("heart");
                careDevice.setBreathRate(breath);
                careDevice.setHeartRate(heart);
                careDeviceService.updateById(careDevice);
                return;
            }

            if( careDevice.getHouseId() == null ) {
                logger.error("设备没有配置房屋地址");
                return;
            }

            CareEventOrder order = getNewOrder(careDevice);
            order.setCreateTime(date);
            order.setModifyTime(date);

            Map msgMap = (Map)map.get("msg");
            Integer conf = (Integer)msgMap.get("conf");
            if(conf != 255) {
                order.setStatus(OrderStatusEnum.TODO.getValue());
            } else {//取消
                order.setStatus(OrderStatusEnum.CANCEL.getValue());
            }

            if ("FallDown".equals(type)) { //跌到
                order.setOrderType(OrderTypeEnum.DI_EDAO.getValue());
            } else if("StayTooLong".equals(type)){
                order.setOrderType(OrderTypeEnum.JIU_ZHI.getValue());
            }

            //判断房屋是否有未完成的告警事件,不区分类型
            QueryWrapper<CareEventOrder> queryWrapper2 = new QueryWrapper<>();
            queryWrapper2.lambda().eq(CareEventOrder::getHouseId,careDevice.getHouseId()).and(
                    wrapper-> wrapper.eq(CareEventOrder::getStatus, OrderStatusEnum.TODO.getValue())
                            .or().eq(CareEventOrder::getStatus,OrderStatusEnum.DOING.getValue()));
            CareEventOrder orderDb = careEventOrderService.getOne(queryWrapper2);

            if(orderDb != null) { //有未完成的告警事件，不再生成新的告警工单，只作为子事件插入到当前工单的历史记录中。
                if(conf != 255) {
                    careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                    this.careMqttMsgService.save(careMqttMsg);

                    careEventOrderService.saveHisOrder(order,orderDb);
                    //通知页面
                    this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"orderUpdate");
                    this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"bigscreenRefresh");
                } else { //取消
                    careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                    this.careMqttMsgService.save(careMqttMsg);

                    if(orderDb.getOrderType().equals(order.getOrderType())){//看取消的类型，和当前一致，则 更新当前的工单状态为取消，记录一条取消his，管家工单标记为取消
                        //更新当前的工单状态为取消
                        orderDb.setStatus(OrderStatusEnum.CANCEL.getValue());
                        this.careEventOrderService.updateById(orderDb);

                         //管家工单标记为取消
                        CareEventOrderChamb careEventOrderChamb = this.careEventOrderChambService.getChambOrderByOrderId(orderDb.getId());
                        careEventOrderChamb.setStatus(ChambOrderStatusEnum.CANCEL.getValue());
                        this.careEventOrderChambService.updateById(careEventOrderChamb);
                        //记录一条取消his
                        careEventOrderService.saveHisOrder(order,orderDb);
                        //通知页面
                        this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"orderUpdate");
                        this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"bigscreenRefresh");
                    } else { // 不一致，则只记录一条取消his
                        //记录一条取消his
                        careEventOrderService.saveHisOrder(order,orderDb);
                    }

                }

            } else { //无未完成的告警事件
                Integer delayTime = getDelayTime(type,careDevice);
                if (delayTime == null || delayTime == 0){ //没有配置响应时间，立即生成新的告警事件工单
                    if(conf != 255) {
                        careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                        this.careMqttMsgService.save(careMqttMsg);

                        //生成新的工单
                        careEventOrderService.saveOrder(order);
                        //通知页面
                        this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"orderAdd");
                        this.bigScreenService.pushRtEventFlag(order.getStationId().toString(),order.getId().toString(),"bigscreenRefresh");
                    } else { //取消 不处理工单
                        careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                        this.careMqttMsgService.save(careMqttMsg);
                    }

                } else { //有配置响应时间，不处理工单，进行调度处理
                    if(conf != 255) { //不是取消
                        careMqttMsg.setStatus(MqttMsgStatusEnum.NO_HANDLE.getValue());
                        careMqttMsg.setDelayTime(delayTime);
                        this.careMqttMsgService.save(careMqttMsg);

                        //进行调度处理
                        MqttThreadPoolInitService.addScheduled(careMqttMsg,careMqttMsg.getDelayTime() * 60 * 1000);
                    } else { //取消： 更新mqtt消息为已取消，等待执行的调度到时会取消执行
                        careMqttMsg.setStatus(MqttMsgStatusEnum.HANDLED.getValue());
                        this.careMqttMsgService.save(careMqttMsg);

                        //更新mqtt消息为已取消
                        UpdateWrapper<CareMqttMsg> updateWrapper = new UpdateWrapper<>();
                        updateWrapper.lambda().eq(CareMqttMsg::getDevId,careDevice.getId()).eq(CareMqttMsg::getType,type).eq(CareMqttMsg::getStatus,MqttMsgStatusEnum.NO_HANDLE.getValue())
                                .set(CareMqttMsg::getStatus,MqttMsgStatusEnum.CANCEL.getValue());
                        this.careMqttMsgService.update(updateWrapper);
                    }
                }
            }

        } catch (Exception e){
            e.printStackTrace();
        }
    }


    private Integer getDelayTime(String type, CareDevice careDevice) {
        if ("FallDown".equals(type)) { //跌到
            return careDevice.getFallResponseTime();
        } else if ("StayTooLong".equals(type)) { //久滞
            return careDevice.getLonglagResponseTime();
        } else {
            return 0;
        }
    }

  public CareEventOrder getNewOrder(CareDevice careDevice) {
      CareHouse careHouse = careHouseService.getById(careDevice.getHouseId());
      if (careHouse == null){
          logger.error("设备没有配置房屋地址");
          return null;
      }
      CareEventOrder order = new CareEventOrder();
      order.setOrgId(careDevice.getOrgId());
      order.setOrgName(careOrganizationService.getById(careDevice.getOrgId()).getName());
      order.setStationId(careDevice.getStationId());
      order.setStationName(careStationService.getById(careDevice.getStationId()).getName());
      order.setHouseId(careHouse.getId());
      order.setDevId(careDevice.getId());
      order.setDevName(careDevice.getDevName());
      order.setHouseName(careHouse.getName());
      order.setMemberId(careDevice.getMemberId());
      order.setTitle(careHouse.getAddr());
      return order;
  }

}