chenyc
2025-07-18 480c0834c2dc57721022cc9b06d527a3e7cad09b
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// 欧姆龙 HBP-9020 2400  7  无校验
import { ElMessage, ElMessageBox, ElNotification } from 'element-plus'
import { ipcRenderer  } from 'electron'
const { SerialPort } = require('serialport')
const { DelimiterParser } = require('@serialport/parser-delimiter')
const { ByteLengthParser } = require('@serialport/parser-byte-length')
import {sockteStore} from '@/stores/sockteInfo'
const { InterByteTimeoutParser } = require('@serialport/parser-inter-byte-timeout')
 
// 设置重连间隔和最大重试次数
const RECONNECT_INTERVAL = 10000; // 重连间隔10秒
const MAX_RECONNECT_ATTEMPTS = 10; // 最大重试次数10次
 
let reconnectAttempts = 0; // 当前重试次数
let serialPort:any; // 串口实例
 
const initPort=(path:String,baudRate:Number)=>{
    console.log('初始化打开oumulong-HBP-9020端口',reconnectAttempts)
    if(reconnectAttempts!==0){
        console.log('ssss',reconnectAttempts)
        ipcRenderer.invoke('logger', '串口重连第${reconnectAttempts}次')
        ElMessage.warning({
            message: `串口重连第${reconnectAttempts}次启动`,
            type: 'success',
        })
    }
    if (reconnectAttempts >= MAX_RECONNECT_ATTEMPTS) {
        console.error('重试次数达到上限,不再尝试重连。');
        ipcRenderer.invoke('logger', '串口已经重连了${reconnectAttempts}次了,点击确认关闭程序,重启电脑后再试')
        ElMessageBox.confirm(
            `串口已经重连了${reconnectAttempts}次了,点击确认关闭程序,重启电脑后再试`,
            'Warning',
            {
              confirmButtonText: '确认',
              cancelButtonText: '取消',
              type: 'warning',
            }
          )
            .then(() => {
                ipcRenderer.send('winClose')
                ipcRenderer.invoke('logger', '确认了关闭程序')
            })
            .catch(() => {
              ElMessage({
                type: 'info',
                message: '取消操作',
              })
            })
        return;
    }
    
    if (serialPort && serialPort.isOpen) {
        reconnectAttempts=0
        console.log('串口已打开,不再重复打开。');
        return;
    }
    try {
        serialPort  = new SerialPort({ path, baudRate, dataBits:7 }, (err: any) => {
            reconnectAttempts++
            if (err) {
                console.log(err)
                ipcRenderer.invoke('logger', '血压计端口打开失败!')
                ElNotification.warning({
                    title: '警告',
                    message: '血压计端口打开失败!',
                    showClose: false,
                    duration:10000
                  })
 
                setTimeout(()=>{
                    initPort(path,baudRate)
                }, RECONNECT_INTERVAL);
            }else{
                reconnectAttempts=0
                ipcRenderer.invoke('logger', '血压计端口打开成功')
                ElMessage.success({
                    message: '血压计端口打开成功',
                    type: 'success',
                })
            } 
        })
        serialPort.on("close",(err: any)=>{
            ipcRenderer.invoke('logger', 'HBP9030血压计端口异常端口链接关闭')
            console.log('mbp9020血压计端口异常端口链接断开')
            reconnectAttempts=0
            setTimeout(()=>{
                initPort(path,baudRate)
            }, RECONNECT_INTERVAL);
            console.log(err)
        })
         // 解析分割数据流
         //02 49 44 39 39 39 39 39 39 39 39 42 32 35 2F 3034 2F 31 31 2F 31 32 3A 35 32 20 31 31 36 20 3036 33 20 30 37 36 20 03
         //ID99999999B25/04/11/12:52 116 063 076 
        const parser = serialPort.pipe(new InterByteTimeoutParser({ interval: 500 ,maxBufferSize:40}))
        parser.on('data', (value: string | any[])=>{
            const str=value.toString()
            console.log(str)
            ipcRenderer.invoke('logger', '串口消息')
            ipcRenderer.invoke('logger', value)
            ipcRenderer.invoke('logger', value.toString())
            if(str.length>=38){
                const gy=str.substring(27,30)
                const dy=str.substring(31,34)
                const mb=str.substring(35,38)
                console.log(gy+','+dy+','+mb,'得到的数据')
                sockteStore().setxyjSockte(
                {
                    deviceName:'HBP-9030',
                    type:"血压计",
                    result:gy+','+dy+','+mb,
                    resultTime:new Date().toString(),
                    state:2
                }
            )
            }
            
        })     
    }
    catch (error:any) {
        console.error('无法创建串口实例:', error.message);
        reconnectAttempts=0
        setTimeout(()=>{
            initPort(path,baudRate)
        }, RECONNECT_INTERVAL);
    }
}
 
export {
    initPort,
}