150 lines
4.7 KiB
JavaScript
150 lines
4.7 KiB
JavaScript
// pages/device.js
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const ecUI = require('../../utils/ecUI.js')
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const ecBLE = require('../../utils/ecBLE.js')
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let ctx
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let isCheckScroll = true
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let isCheckRevHex = false
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let isCheckSendHex = false
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let sendData = ''
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Page({
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/**
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* 页面的初始数据
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*/
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data: {
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textRevData: '',
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scrollIntoView: 'scroll-view-bottom',
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad() {
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ctx = this
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isCheckScroll = true
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isCheckRevHex = false
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isCheckSendHex = false
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sendData = ''
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ecBLE.setChineseType(ecBLE.ECBLEChineseTypeGBK)
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//on disconnect
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ecBLE.onBLEConnectionStateChange(() => {
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ecUI.showModal('提示', '设备断开连接')
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})
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//receive data
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ecBLE.onBLECharacteristicValueChange((str, strHex) => {
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let data =
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ctx.data.textRevData +
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ctx.dateFormat('[hh:mm:ss,S]:', new Date()) +
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(isCheckRevHex ? strHex.replace(/[0-9a-fA-F]{2}/g, ' $&') : str) +
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'\r\n'
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// console.log(data)
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ctx.setData({ textRevData: data })
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if (isCheckScroll) {
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if (ctx.data.scrollIntoView === "scroll-view-bottom") {
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ctx.setData({ scrollIntoView: "scroll-view-bottom2" })
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} else {
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ctx.setData({ scrollIntoView: "scroll-view-bottom" })
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}
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}
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})
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},
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/**
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* 生命周期函数--监听页面卸载
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*/
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onUnload() {
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ecBLE.onBLEConnectionStateChange(() => { })
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ecBLE.onBLECharacteristicValueChange(() => { })
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ecBLE.closeBLEConnection()
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},
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checkScroll(e) {
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if (e.detail.value.length) isCheckScroll = true
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else isCheckScroll = false
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},
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checkRevHex(e) {
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if (e.detail.value.length) isCheckRevHex = true
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else isCheckRevHex = false
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},
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checkSendHex(e) {
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if (e.detail.value.length) isCheckSendHex = true
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else isCheckSendHex = false
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},
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inputSendData(e) {
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sendData = e.detail.value
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},
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btClearTap() {
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this.setData({ textRevData: '' })
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},
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btSendTap() {
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if (isCheckSendHex) {
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let data = sendData
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.replace(/\s*/g, '')
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.replace(/\n/g, '')
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.replace(/\r/g, '')
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if (data.length === 0) {
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ecUI.showModal('提示', '请输入要发送的数据')
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return
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}
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if (data.length % 2 != 0) {
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ecUI.showModal('提示', '数据长度只能是双数')
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return
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}
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if (data.length > 488) {
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ecUI.showModal('提示', '最多只能发送244字节')
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return
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}
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if (!new RegExp('^[0-9a-fA-F]*$').test(data)) {
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ecUI.showModal('提示', '数据格式错误，只能是0-9,a-f,A-F')
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return
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}
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ecBLE.writeBLECharacteristicValue(data, true)
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} else {
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if (sendData.length === 0) {
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ecUI.showModal('提示', '请输入要发送的数据')
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return
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}
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let tempSendData = sendData.replace(/\n/g, '\r\n')
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if (tempSendData.length > 244) {
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ecUI.showModal('提示', '最多只能发送244字节')
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return
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}
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ecBLE.writeBLECharacteristicValue(tempSendData, false)
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}
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},
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dateFormat(fmt, date) {
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let o = {
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'M+': date.getMonth() + 1, //月份
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'd+': date.getDate(), //日
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'h+': date.getHours(), //小时
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'm+': date.getMinutes(), //分
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's+': date.getSeconds(), //秒
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'q+': Math.floor((date.getMonth() + 3) / 3), //季度
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S: date.getMilliseconds(), //毫秒
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}
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if (/(y+)/.test(fmt))
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fmt = fmt.replace(
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RegExp.$1,
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(date.getFullYear() + '').substr(4 - RegExp.$1.length)
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)
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for (var k in o)
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if (new RegExp('(' + k + ')').test(fmt)) {
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// console.log(RegExp.$1.length)
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// console.log(o[k])
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fmt = fmt.replace(
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RegExp.$1,
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RegExp.$1.length == 1
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? (o[k] + '').padStart(3, '0')
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: ('00' + o[k]).substr(('' + o[k]).length)
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)
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}
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return fmt
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},
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checkChinese(e){
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if(e.detail.value==='gbk'){
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ecBLE.setChineseType(ecBLE.ECBLEChineseTypeGBK)
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}else{
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ecBLE.setChineseType(ecBLE.ECBLEChineseTypeUTF8)
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}
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}
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})
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