590 lines
20 KiB
JavaScript
590 lines
20 KiB
JavaScript
/**
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* 智能预警路由
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* @file smart-alerts.js
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* @description 定义智能预警相关的API路由
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*/
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const express = require('express');
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const router = express.Router();
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const { IotJbqClient, IotXqClient } = require('../models');
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const { Op } = require('sequelize');
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// 公开API路由，不需要验证token
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const publicRoutes = express.Router();
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router.use('/public', publicRoutes);
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/**
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* 获取智能预警统计
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*/
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publicRoutes.get('/stats', async (req, res) => {
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try {
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// 获取耳标设备数量
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const eartagCount = await IotJbqClient.count();
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// 获取项圈设备数量
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const collarCount = await IotXqClient.count();
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// 生成耳标预警数据（与预警列表API使用相同逻辑）
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const eartagDevices = await IotJbqClient.findAll({
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order: [['uptime', 'DESC'], ['id', 'DESC']]
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});
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const eartagAlerts = [];
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eartagDevices.forEach(device => {
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const actualBattery = parseInt(device.voltage) || 0;
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const actualTemperature = parseFloat(device.temperature) || 0;
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const totalSteps = parseInt(device.walk) || 0;
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const yesterdaySteps = parseInt(device.y_steps) || 0;
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const dailySteps = totalSteps - yesterdaySteps; // 当日步数 = 总步数 - 昨日步数
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// 离线预警
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if (device.state === 0) {
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eartagAlerts.push({ type: 'offline' });
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}
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// 低电量预警
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if (actualBattery > 0 && actualBattery < 20) {
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eartagAlerts.push({ type: 'battery' });
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}
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// 温度预警
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if (actualTemperature > 0) {
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// 低温预警
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if (actualTemperature < 30) {
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eartagAlerts.push({ type: 'temperature' });
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}
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// 高温预警
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else if (actualTemperature > 40) {
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eartagAlerts.push({ type: 'temperature' });
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}
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}
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// 异常运动预警
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// 步数异常预警：当日步数为0
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if (dailySteps === 0 && totalSteps > 0) {
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eartagAlerts.push({ type: 'movement' });
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}
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});
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// 生成项圈预警数据（简化版本）
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const collarAlerts = await IotXqClient.count({
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where: {
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state: 2 // 预警状态
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}
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});
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res.json({
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success: true,
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data: {
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totalAlerts: eartagAlerts.length + collarAlerts,
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eartagAlerts: eartagAlerts.length,
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collarAlerts: collarAlerts,
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eartagDevices: eartagCount,
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collarDevices: collarCount
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},
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message: '获取智能预警统计成功'
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});
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} catch (error) {
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console.error('获取智能预警统计失败:', error);
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res.status(500).json({
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success: false,
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message: '获取智能预警统计失败',
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error: error.message
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});
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}
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});
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/**
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* 获取智能耳标预警列表
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*/
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publicRoutes.get('/eartag', async (req, res) => {
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try {
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const { page = 1, limit = 10, status, search, alertType } = req.query;
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const offset = (page - 1) * limit;
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console.log('智能耳标预警API请求参数:', { page, limit, status, search, alertType });
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console.log('alertType 详细信息:', {
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value: alertType,
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type: typeof alertType,
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isString: typeof alertType === 'string',
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isEmpty: alertType === '',
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isUndefined: alertType === undefined,
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isNull: alertType === null,
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length: alertType ? alertType.length : 'N/A'
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});
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// 构建查询条件
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const whereConditions = {};
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// 状态筛选
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if (status) {
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switch (status) {
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case 'online':
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whereConditions.state = 1;
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break;
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case 'offline':
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whereConditions.state = 0;
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break;
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case 'alarm':
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whereConditions.state = 2;
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break;
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case 'maintenance':
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whereConditions.state = 3;
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break;
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}
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}
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// 搜索条件 - 耳标设备使用aaid字段搜索
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if (search) {
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whereConditions[Op.or] = [
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{ aaid: { [Op.like]: `%${search}%` } },
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{ cid: { [Op.like]: `%${search}%` } }
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];
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console.log('耳标搜索条件:', whereConditions[Op.or]);
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}
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// 查询所有符合条件的设备数据（用于生成预警）
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const allDevices = await IotJbqClient.findAll({
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where: whereConditions,
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order: [
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['uptime', 'DESC'],
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['id', 'DESC']
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]
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});
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// 生成预警数据 - 为每个设备生成对应的预警记录
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const allAlerts = [];
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allDevices.forEach(device => {
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// 耳标设备编号使用aaid字段
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const deviceId = device.aaid || `EARTAG${device.id}`;
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const alertTime = new Date(device.uptime || Date.now()).toISOString().replace('T', ' ').substring(0, 19);
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// 获取实际设备数据
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const actualBattery = parseInt(device.voltage) || 0;
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const actualTemperature = parseFloat(device.temperature) || 0;
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// 获取步数数据
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const totalSteps = parseInt(device.walk) || 0;
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const yesterdaySteps = parseInt(device.y_steps) || 0;
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const dailySteps = totalSteps - yesterdaySteps; // 当日步数 = 总步数 - 昨日步数
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// 为所有预警添加当日步数字段的函数
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const addDailyStepsToAlert = (alert) => {
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alert.dailySteps = dailySteps;
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alert.totalSteps = totalSteps;
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alert.yesterdaySteps = yesterdaySteps;
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return alert;
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};
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// 离线预警 - 基于实际设备状态生成预警
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if (device.state === 0) {
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allAlerts.push(addDailyStepsToAlert({
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id: `${device.id}_offline`,
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eartagNumber: deviceId,
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alertType: 'offline',
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alertLevel: 'high',
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alertTime: alertTime,
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battery: actualBattery,
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temperature: actualTemperature,
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gpsSignal: '无',
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movementStatus: '静止',
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description: '设备已离线超过30分钟',
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longitude: 0,
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latitude: 0
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}));
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}
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// 低电量预警 - 基于实际电量数据生成预警
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if (actualBattery > 0 && actualBattery < 20) {
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allAlerts.push(addDailyStepsToAlert({
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id: `${device.id}_battery`,
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eartagNumber: deviceId,
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alertType: 'battery',
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alertLevel: actualBattery < 10 ? 'high' : 'medium',
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alertTime: alertTime,
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battery: actualBattery,
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temperature: device.temperature || 0,
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gpsSignal: '强',
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movementStatus: '正常',
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description: `设备电量低于20%，当前电量${actualBattery}%`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
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}));
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}
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// 温度预警 - 基于实际温度数据生成预警
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if (actualTemperature > 0) {
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// 低温预警
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if (actualTemperature < 30) {
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allAlerts.push(addDailyStepsToAlert({
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id: `${device.id}_temperature_low`,
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eartagNumber: deviceId,
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alertType: 'temperature',
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alertLevel: actualTemperature < 20 ? 'high' : 'medium',
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alertTime: alertTime,
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battery: actualBattery,
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temperature: actualTemperature,
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gpsSignal: '强',
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movementStatus: '正常',
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description: `设备温度过低，当前温度${actualTemperature}°C`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
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}));
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}
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// 高温预警
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else if (actualTemperature > 40) {
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allAlerts.push(addDailyStepsToAlert({
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id: `${device.id}_temperature_high`,
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eartagNumber: deviceId,
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alertType: 'temperature',
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alertLevel: actualTemperature > 45 ? 'high' : 'medium',
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alertTime: alertTime,
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battery: actualBattery,
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temperature: actualTemperature,
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gpsSignal: '强',
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movementStatus: '正常',
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description: `设备温度过高，当前温度${actualTemperature}°C`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
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}));
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}
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}
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// 异常运动预警 - 基于实际运动数据生成预警
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// 步数异常预警：当日步数为0
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if (dailySteps === 0 && totalSteps > 0) {
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allAlerts.push(addDailyStepsToAlert({
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id: `${device.id}_movement_zero`,
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eartagNumber: deviceId,
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alertType: 'movement',
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alertLevel: 'high',
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alertTime: alertTime,
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battery: actualBattery,
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temperature: actualTemperature,
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gpsSignal: '强',
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movementStatus: '异常',
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description: `检测到步数异常，当日运动量为0步，可能为设备故障或动物异常`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
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}));
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}
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});
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// 预警类型筛选
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let filteredAlerts = allAlerts;
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console.log('=== 开始预警类型筛选 ===');
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console.log('原始预警数量:', allAlerts.length);
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console.log('alertType 值:', alertType);
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console.log('alertType 条件检查:', {
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'alertType 存在': !!alertType,
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'alertType.trim() !== ""': alertType && alertType.trim() !== '',
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'alertType 类型': typeof alertType,
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'alertType 长度': alertType ? alertType.length : 'N/A'
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});
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if (alertType && alertType.trim() !== '') {
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console.log(`执行筛选，筛选类型: ${alertType}`);
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filteredAlerts = allAlerts.filter(alert => alert.alertType === alertType);
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console.log(`筛选结果: ${allAlerts.length} -> ${filteredAlerts.length}`);
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console.log('筛选后的预警类型分布:',
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filteredAlerts.reduce((acc, alert) => {
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acc[alert.alertType] = (acc[alert.alertType] || 0) + 1;
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return acc;
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}, {})
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);
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} else {
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console.log('跳过筛选，显示所有预警');
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}
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// 计算统计数据
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const stats = {
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lowBattery: filteredAlerts.filter(alert => alert.alertType === 'battery').length,
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offline: filteredAlerts.filter(alert => alert.alertType === 'offline').length,
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highTemperature: filteredAlerts.filter(alert => alert.alertType === 'temperature').length,
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abnormalMovement: filteredAlerts.filter(alert => alert.alertType === 'movement').length
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};
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// 对筛选后的预警数据进行分页
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const startIndex = parseInt(offset);
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const endIndex = startIndex + parseInt(limit);
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const paginatedAlerts = filteredAlerts.slice(startIndex, endIndex);
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res.json({
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success: true,
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data: paginatedAlerts,
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total: filteredAlerts.length,
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stats: stats,
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pagination: {
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page: parseInt(page),
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limit: parseInt(limit),
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total: filteredAlerts.length,
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pages: Math.ceil(filteredAlerts.length / limit)
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},
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message: '获取智能耳标预警列表成功'
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});
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} catch (error) {
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console.error('获取智能耳标预警列表失败:', error);
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res.status(500).json({
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success: false,
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message: '获取智能耳标预警列表失败',
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error: error.message
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});
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}
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});
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/**
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* 获取智能项圈预警列表
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*/
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publicRoutes.get('/collar', async (req, res) => {
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try {
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const { page = 1, limit = 10, status, search, alertType } = req.query;
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const offset = (page - 1) * limit;
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console.log('智能项圈预警API请求参数:', { page, limit, status, search, alertType });
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console.log('alertType 详细信息:', {
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value: alertType,
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type: typeof alertType,
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isString: typeof alertType === 'string',
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isEmpty: alertType === '',
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isUndefined: alertType === undefined,
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isNull: alertType === null,
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length: alertType ? alertType.length : 'N/A'
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});
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// 构建查询条件
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const whereConditions = {};
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// 状态筛选
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if (status) {
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switch (status) {
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case 'online':
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whereConditions.state = 1;
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break;
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case 'offline':
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whereConditions.state = 0;
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break;
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case 'alarm':
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whereConditions.state = 2;
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break;
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case 'maintenance':
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whereConditions.state = 3;
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break;
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}
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}
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// 搜索条件 - 项圈设备使用sn字段搜索
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if (search) {
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whereConditions[Op.or] = [
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{ sn: { [Op.like]: `%${search}%` } },
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{ deviceId: { [Op.like]: `%${search}%` } }
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];
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console.log('项圈搜索条件:', whereConditions[Op.or]);
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}
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// 查询数据库
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const { count, rows } = await IotXqClient.findAndCountAll({
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where: whereConditions,
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limit: parseInt(limit),
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offset: parseInt(offset),
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order: [
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['uptime', 'DESC'],
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['id', 'DESC']
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]
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});
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// 生成预警数据 - 为每个设备生成对应的预警记录
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const alerts = [];
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rows.forEach(device => {
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// 项圈设备编号使用sn字段
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const deviceId = device.sn || `COLLAR${device.id}`;
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const alertTime = new Date(device.uptime || Date.now()).toISOString().replace('T', ' ').substring(0, 19);
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// 获取步数数据
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const totalSteps = parseInt(device.steps) || 0;
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const yesterdaySteps = parseInt(device.y_steps) || 0;
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const dailySteps = totalSteps - yesterdaySteps; // 当日步数 = 总步数 - 昨日步数
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// 为所有预警添加当日步数字段的函数
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const addDailyStepsToAlert = (alert) => {
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alert.dailySteps = dailySteps;
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alert.totalSteps = totalSteps;
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alert.yesterdaySteps = yesterdaySteps;
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return alert;
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};
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// 离线预警
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if (device.state === 0) {
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alerts.push(addDailyStepsToAlert({
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id: `${device.id}_offline`,
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collarNumber: deviceId,
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alertType: 'offline',
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alertLevel: 'high',
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alertTime: alertTime,
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battery: device.battery || 0,
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temperature: device.temperature || 0,
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gpsSignal: '无',
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wearStatus: device.bandge_status === 1 ? '已佩戴' : '未佩戴',
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description: '设备已离线超过30分钟',
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longitude: 0,
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latitude: 0
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}));
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}
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// 低电量预警
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if (device.battery < 20) {
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alerts.push(addDailyStepsToAlert({
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id: `${device.id}_battery`,
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collarNumber: deviceId,
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alertType: 'battery',
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alertLevel: device.battery < 10 ? 'high' : 'medium',
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alertTime: alertTime,
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battery: device.battery || 0,
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temperature: device.temperature || 0,
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gpsSignal: '强',
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wearStatus: device.bandge_status === 1 ? '已佩戴' : '未佩戴',
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description: `设备电量低于20%，当前电量${device.battery}%`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
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}));
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}
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// 温度预警
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const actualTemperature = parseFloat(device.temperature) || 0;
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if (actualTemperature > 0) {
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// 低温预警
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if (actualTemperature < 30) {
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alerts.push(addDailyStepsToAlert({
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id: `${device.id}_temperature_low`,
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collarNumber: deviceId,
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alertType: 'temperature',
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alertLevel: actualTemperature < 20 ? 'high' : 'medium',
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alertTime: alertTime,
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battery: device.battery || 0,
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temperature: actualTemperature,
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gpsSignal: '强',
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wearStatus: device.bandge_status === 1 ? '已佩戴' : '未佩戴',
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description: `设备温度过低，当前温度${actualTemperature}°C`,
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longitude: 116.3974 + (device.id % 100) * 0.0001,
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latitude: 39.9093 + (device.id % 100) * 0.0001
|
||
}));
|
||
}
|
||
// 高温预警
|
||
else if (actualTemperature > 40) {
|
||
alerts.push(addDailyStepsToAlert({
|
||
id: `${device.id}_temperature_high`,
|
||
collarNumber: deviceId,
|
||
alertType: 'temperature',
|
||
alertLevel: actualTemperature > 45 ? 'high' : 'medium',
|
||
alertTime: alertTime,
|
||
battery: device.battery || 0,
|
||
temperature: actualTemperature,
|
||
gpsSignal: '强',
|
||
wearStatus: device.bandge_status === 1 ? '已佩戴' : '未佩戴',
|
||
description: `设备温度过高，当前温度${actualTemperature}°C`,
|
||
longitude: 116.3974 + (device.id % 100) * 0.0001,
|
||
latitude: 39.9093 + (device.id % 100) * 0.0001
|
||
}));
|
||
}
|
||
}
|
||
|
||
// 异常运动预警 - 基于实际运动数据生成预警
|
||
|
||
// 步数异常预警：当日步数为0
|
||
if (dailySteps === 0 && totalSteps > 0) {
|
||
alerts.push(addDailyStepsToAlert({
|
||
id: `${device.id}_movement_zero`,
|
||
collarNumber: deviceId,
|
||
alertType: 'movement',
|
||
alertLevel: 'high',
|
||
alertTime: alertTime,
|
||
battery: device.battery || 0,
|
||
temperature: actualTemperature,
|
||
gpsSignal: '强',
|
||
wearStatus: device.bandge_status === 1 ? '已佩戴' : '未佩戴',
|
||
description: `检测到步数异常，当日运动量为0步，可能为设备故障或动物异常`,
|
||
longitude: 116.3974 + (device.id % 100) * 0.0001,
|
||
latitude: 39.9093 + (device.id % 100) * 0.0001
|
||
}));
|
||
}
|
||
|
||
// 项圈脱落预警
|
||
if (device.bandge_status === 0) {
|
||
alerts.push(addDailyStepsToAlert({
|
||
id: `${device.id}_wear`,
|
||
collarNumber: deviceId,
|
||
alertType: 'wear',
|
||
alertLevel: 'high',
|
||
alertTime: alertTime,
|
||
battery: device.battery || 0,
|
||
temperature: actualTemperature,
|
||
gpsSignal: '中',
|
||
wearStatus: '未佩戴',
|
||
description: '设备佩戴状态异常，可能已脱落',
|
||
longitude: 116.3974 + (device.id % 100) * 0.0001,
|
||
latitude: 39.9093 + (device.id % 100) * 0.0001
|
||
}));
|
||
}
|
||
});
|
||
|
||
// 预警类型筛选
|
||
let filteredAlerts = alerts;
|
||
console.log('=== 开始预警类型筛选 ===');
|
||
console.log('原始预警数量:', alerts.length);
|
||
console.log('alertType 值:', alertType);
|
||
console.log('alertType 条件检查:', {
|
||
'alertType 存在': !!alertType,
|
||
'alertType.trim() !== ""': alertType && alertType.trim() !== '',
|
||
'alertType 类型': typeof alertType,
|
||
'alertType 长度': alertType ? alertType.length : 'N/A'
|
||
});
|
||
|
||
if (alertType && alertType.trim() !== '') {
|
||
console.log(`执行筛选，筛选类型: ${alertType}`);
|
||
filteredAlerts = alerts.filter(alert => alert.alertType === alertType);
|
||
console.log(`筛选结果: ${alerts.length} -> ${filteredAlerts.length}`);
|
||
console.log('筛选后的预警类型分布:',
|
||
filteredAlerts.reduce((acc, alert) => {
|
||
acc[alert.alertType] = (acc[alert.alertType] || 0) + 1;
|
||
return acc;
|
||
}, {})
|
||
);
|
||
} else {
|
||
console.log('跳过筛选，显示所有预警');
|
||
}
|
||
|
||
// 计算统计数据
|
||
const stats = {
|
||
lowBattery: filteredAlerts.filter(alert => alert.alertType === 'battery').length,
|
||
offline: filteredAlerts.filter(alert => alert.alertType === 'offline').length,
|
||
highTemperature: filteredAlerts.filter(alert => alert.alertType === 'temperature').length,
|
||
abnormalMovement: filteredAlerts.filter(alert => alert.alertType === 'movement').length,
|
||
wearOff: filteredAlerts.filter(alert => alert.alertType === 'wear').length
|
||
};
|
||
|
||
res.json({
|
||
success: true,
|
||
data: filteredAlerts,
|
||
total: filteredAlerts.length,
|
||
stats: stats,
|
||
pagination: {
|
||
page: parseInt(page),
|
||
limit: parseInt(limit),
|
||
total: filteredAlerts.length,
|
||
pages: Math.ceil(filteredAlerts.length / limit)
|
||
},
|
||
message: '获取智能项圈预警列表成功'
|
||
});
|
||
} catch (error) {
|
||
console.error('获取智能项圈预警列表失败:', error);
|
||
res.status(500).json({
|
||
success: false,
|
||
message: '获取智能项圈预警列表失败',
|
||
error: error.message
|
||
});
|
||
}
|
||
});
|
||
|
||
module.exports = router; |