352 lines
9.3 KiB
Vue
352 lines
9.3 KiB
Vue
<template>
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<view class="weightPages">
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<view class="content ">
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<view class="title" v-if="isConnection == 0">连接中，请稍后</view>
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<view class="title" v-if="isConnection == 1">连接成功，请开始测量</view>
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<view class="title" v-if="isConnection == 2" @click="openBluetoothAdapter">连接失败，点击重新连接</view>
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<view class="text">{{text}}</view>
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<view class="image">
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<image src="/BLEPages/static/j03.gif" class="image3"></image>
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</view>
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<view class="tips">
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<text>请确保：</text>
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<text>1.请确定设备是开机状态</text>
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<text>2.请确定手机蓝牙、位置信息已打开</text>
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<text>3.ios系统需打开设置—>应用—>微信里的蓝牙权限</text>
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</view>
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</view>
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</view>
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</template>
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<script>
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import {
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mapState
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} from "vuex";
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var myTime;
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export default {
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data() {
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return {
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text: "",
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weight: "",
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imp: 0,
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macAddr: "",
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deviceId: "",
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serviceId: "",
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Unload: false,
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stopblue: true,
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isConnection: 0,
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}
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},
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computed: {
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...mapState(["user", "isConnected", "isBluetoothTyle", 'appTheme']),
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info() {
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return this.user
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}
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},
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onUnload: function() {
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let that = this
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if (!that.Unload) {
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that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
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clearTimeout(myTime);
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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uni.switchTab({
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url: "/pages/index/index"
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})
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console.log("页面返回onUnload")
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}
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},
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watch: {
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isConnected: function() {
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let that = this
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if (!that.isConnected) {
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that.handleBack()
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that.isConnection = 2
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}
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},
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isBluetoothTyle: function() {
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let that = this
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if (!that.isBluetoothTyle) {
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that.handleBack()
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that.isConnection = 2
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}
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},
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stopblue: function() {
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let that = this
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if (!that.stopblue) {
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console.log("停止成功", that.weight, that.imp)
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if (that.imp == 0) {
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uni.showModal({
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title: '提示',
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content: "体脂测量失败，是否保存本次测量结果？",
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cancelText: "放弃",
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confirmText: "保存",
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success(res) {
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if (res.confirm) {
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that.imp = 0
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that.handleGetMeasure()
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} else {
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that.Unload = true
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that.startBluetoothDeviceDiscovery()
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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uni.switchTab({
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url: "/pages/index/index"
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})
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}
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}
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})
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} else {
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that.handleGetMeasure()
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}
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}
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}
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},
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onLoad(options) {
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let that = this
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that.text = ""
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// 导航栏颜色
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uni.setNavigationBarColor({
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frontColor: '#ffffff',
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backgroundColor: this.appTheme,
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})
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if (options && options.deviceId) {
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that.deviceId = options.deviceId
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that.openBluetoothAdapter()
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}
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uni.onBluetoothAdapterStateChange(function(res) {
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that.$store.commit("changeBluetooth", res.available);
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})
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},
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methods: {
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// 重新连接
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openBluetoothAdapter() {
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let that = this
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that.text = ""
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that.stopblue = true
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uni.openBluetoothAdapter({
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success: e => {
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that.isConnection = 0
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that.startBluetoothDeviceDiscovery()
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console.log('初始化蓝牙成功:' + e.errMsg);
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},
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fail: e => {
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that.isConnection = 2
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that.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
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}
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});
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},
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// 监听蓝牙连接状态
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onBLEConnectionStateChange() {
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let that = this
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uni.onBLEConnectionStateChange(function(res) {
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console.log("蓝牙连接状态", JSON.stringify(res));
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if (!res.connected) {
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that.Unload = true
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that.isConnection = 2
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clearTimeout(myTime);
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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}
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that.$store.commit("changeConnected", res.connected);
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})
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},
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// 开始搜寻附近的蓝牙外围设备
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startBluetoothDeviceDiscovery() {
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let that = this
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uni.startBluetoothDevicesDiscovery({
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allowDuplicatesKey: true,
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success: res => {
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that.isConnection = 0
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that.onBluetoothDeviceFound();
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},
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fail: res => {
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that.isConnection = 2
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that.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
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}
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});
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},
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/**
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* 发现外围设备
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*/
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onBluetoothDeviceFound() {
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var that = this;
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that.isConnection = 0
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uni.onBluetoothDeviceFound(res => {
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res.devices.forEach(device => {
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if (!device.name && !device.localName) {
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return
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}
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if (device.name.indexOf('ELS') != -1 || (device.localName && device.localName.indexOf('PC') != -1)) {
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clearTimeout(myTime);
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let buff = device.advertisData.slice(-6)
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device.mac = new Uint8Array(buff) // 保存广播数据中的mac地址，这是由于iOS不直接返回mac地址
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let tempMac = Array.from(device.mac)
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device.macAddr = that.$tools.ab2hex(tempMac, ':').toUpperCase()
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if (device.deviceId.indexOf(that.deviceId) !== -1 || device.macAddr.indexOf(
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that.deviceId) !== -1) {
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let dw1 = "kg"
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let dw2 = "kg"
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let value = that.$tools.ab2hex(device.advertisData, "")
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let status = value.substring(2, 4) //测量状态
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let data = parseInt(value.substring(4, 8), 16)
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let msg = parseInt(value.substring(8, 9), 16).toString(2)
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let msg0 = parseInt(value.substring(9, 10), 16).toString(2)
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let type = that.$tools.PrefixZero(msg0, 4).substring(3, 4) //实时、稳定
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let zfz = that.$tools.PrefixZero(msg0, 4).substring(2, 3) //正负值
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let num = that.$tools.PrefixZero(msg0, 4).substring(0, 2) //小数点
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let dw = that.$tools.PrefixZero(msg, 4).substring(0, 4) //单位
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console.log("体重", data, )
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console.log("状态", type)
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console.log("正负值", zfz)
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console.log("小数点", num)
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console.log("单位", dw, )
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if (dw == "0001") {
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dw1 = '斤'
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dw2 = "jin"
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}
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if (dw == "0011") {
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dw1 = 'lb'
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dw2 = 'lb'
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}
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if (num == "01") {
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data = data / 10
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}
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if (num == "10") {
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data = data / 100
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}
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if (num == "11") {
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data = data / 1000
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}
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if (type == "0") {
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that.text = "您的实时体重是：" + data + dw1
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}
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if (type == "1") {
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that.text = "您的稳定体重是：" + data + dw1
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}
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if (status == "01") {
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that.imp = parseInt(value.substring(10, 14), 16)
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that.text = "您的体重是：" + data + dw1
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that.macAddr = device.macAddr
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that.deviceId = device.deviceId;
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that.weight = data + dw2
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uni.stopBluetoothDevicesDiscovery({
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success: e => {
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return that.stopblue = false
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},
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});
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return
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} else if (status == "FF" || status == "02") {
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that.text = status == "FF" ? "测量失败或不稳定" : '超出测量范围'
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that.isConnection = 2
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that.stopBluetoothDevicesDiscovery();
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return
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}
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}
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}
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})
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});
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that.handleMyTime()
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},
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handleMyTime() {
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var that = this;
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myTime = setTimeout(function() {
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if (!that.macAddr) {
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clearTimeout(myTime);
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that.Unload = true
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that.isConnection = 2
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that.devicesList = []
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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}
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}, 20000);
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},
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/**
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* 停止搜索蓝牙设备
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*/
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stopBluetoothDevicesDiscovery() {
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uni.stopBluetoothDevicesDiscovery({
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success: e => {
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console.log("停止搜索蓝牙设备", e)
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},
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});
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},
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// 保存测量结果
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handleGetMeasure() {
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console.log("保存结果")
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let that = this
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that.$model.getmeasure({
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weight: that.weight,
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imp: that.imp ? that.imp : 0,
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ecode: that.macAddr,
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height: that.info.height,
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familyid: that.info.familyid,
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}).then(res => {
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if (res.code == 0) {
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that.$tools.msg("测量成功")
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that.$store.dispatch("getUserInfo", {
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familyid: that.info.familyid,
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});
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that.$store.dispatch("getResult", {
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birthday: that.info.birthday,
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familyid: that.info.familyid,
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height: that.info.height,
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sex: that.info.sex,
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});
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} else {
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console.log("测量失败", res.message)
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that.$tools.msg(res.message)
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}
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that.Unload = true
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setTimeout(function() {
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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uni.switchTab({
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url: "/pages/index/index"
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})
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}, 200)
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})
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},
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handleBack(ind) {
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let that = this
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that.Unload = true
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clearTimeout(myTime)
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that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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},
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/**
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* 断开蓝牙模块
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*/
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closeBluetoothAdapter() {
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let that = this;
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uni.closeBluetoothAdapter({
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success: res => {
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console.log('蓝牙模块关闭成功');
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}
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})
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},
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/**
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* 断开蓝牙连接
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*/
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closeBLEConnection() {
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var that = this;
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uni.closeBLEConnection({
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deviceId: that.deviceId,
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success: res => {
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console.log('断开蓝牙连接成功');
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}
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});
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},
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},
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}
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</script>
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<style scoped lang="scss">
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.image3 {
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width: 200px !important;
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height: 340px !important;
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}
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</style> |