// 读串口的 波特率 1200， DPaity:EVEN
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import { ElMessage } from 'element-plus'
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const { SerialPort } = require('serialport')
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const { DelimiterParser } = require('@serialport/parser-delimiter')
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const { ReadyParser } = require('@serialport/parser-ready')
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import {sockteStore} from '@/stores/sockteInfo'
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const initPort=(path:String,baudRate:Number)=>{
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console.log('初始化打开seca102体重秤端口')
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const serialport = new SerialPort({ path, baudRate,parity:"even" }, (err: any) => {
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if (err) {
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console.log(err)
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ElMessage({
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message: 'seca102体重秤端口打开失败！',
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type: 'error',
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})
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console.log(err)
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}else{
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ElMessage({
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message: 'seca102体重秤端口打开成功',
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type: 'success',
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})
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}
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})
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serialport.on("close",(err: any)=>{
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console.log('seca102体重秤端口异常端口链接断开')
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console.log(err)
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})
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// 解析分割数据流
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//ST,GS 70.4kg
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//
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//
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//
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//
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//
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// 55 53 2C 47 53 20 20 20 20 36 30 2E 35 6B 67 0D 0A HEX
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const parser = serialport.pipe(new DelimiterParser({ delimiter:Buffer.from([13,10]),includeDelimiter:true }))
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parser.on('data', (value: string | any[])=>{
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console.log(value.toString())
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const str=value.toString()
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const list=str.split('A0')
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console.log(list)
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if(list.length===2&&list[1].length>5){
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const re=list[1].trim()
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const res=Number(re.substring(1,4)+'.'+re.substring(4,5))
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console.log(res,'获取到的体重')
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sockteStore().setweightSockte(
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{
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deviceName:'seca102',
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type:"体重秤",
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result:res.toString(),
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resultTime:new Date().toString(),
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state:2
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}
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)
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}else{
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console.log('数据格式不对')
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}
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}) // all data after READY is received
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}
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export {
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initPort,
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}
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