446 lines
14 KiB
Vue
446 lines
14 KiB
Vue
<template>
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<view>
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<view class="content weightPages">
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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">{{textW}}</view>
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<view class="text">{{textH}}</view>
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<view class="image">
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<image src="/BLEPages/static/F018P01.gif" v-if="type==1"></image>
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<image src="/BLEPages/static/F018P01.gif" v-if="type==2"></image>
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</view>
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<view class="tips">
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<text>提示：</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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textW: "",
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textH: "",
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height: "",
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weight: "",
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imp: 0,
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type: 1,
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uuid1: "",
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uuid2: "",
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uuid3: "",
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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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isConnection: 0, //是否连接成功
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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("返回上一个页面")
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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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// 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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//
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that.textW = ""
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that.textH = ""
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if (options && options.deviceId) {
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that.deviceId = options.deviceId
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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that.openBluetoothAdapter()
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}
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that.onBLEConnectionStateChange()
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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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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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},
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methods: {
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// 初始化蓝牙
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openBluetoothAdapter() {
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let that = this
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that.type = 1
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that.textW = ""
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that.textH = ""
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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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},
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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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// 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: false,
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interval: 500, //上报设备的间隔
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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.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
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}
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});
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},
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/**
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* 发现外围设备
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*/
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onBluetoothDeviceFound() {
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var that = this;
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that.isConnection = 0
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uni.onBluetoothDeviceFound(res => {
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res.devices.forEach(device => {
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if (!device.name && !device.localName) {
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return
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}
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if (device.name.indexOf('AiLink_') != -1 || (device.localName && device.localName.indexOf('AiLink_') != -1)) {
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clearTimeout(myTime);
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let buff = device.advertisData.slice(-6)
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device.mac = new Uint8Array(buff) // 保存广播数据中的mac地址，这是由于iOS不直接返回mac地址
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let tempMac = Array.from(device.mac)
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tempMac.reverse()
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device.macAddr = that.$tools.ab2hex(tempMac, ':').toUpperCase()
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if (device.deviceId.indexOf(that.deviceId) != -1 || device.macAddr.indexOf(that.deviceId) != -1) {
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that.stopBluetoothDevicesDiscovery()
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that.macAddr = device.macAddr
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that.deviceId = device.deviceId;
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that.createBLEConnection()
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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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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.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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// 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("监听蓝牙连接状态", res.connected)
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if (!res.connected) {
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clearTimeout(myTime);
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that.Unload = true
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that.type = 1
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that.isConnection = 2
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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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// 连接蓝牙
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createBLEConnection() {
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let that = this;
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uni.createBLEConnection({
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deviceId: that.deviceId,
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success: res => {
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that.isConnection = 0
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that.getBLEDeviceServices();
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},
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fail: res => {
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that.isConnection = 2
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console.log("设备连接失败，请重新连接", res);
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}
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});
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},
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/**
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* 获取设备的UUID
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*/
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getBLEDeviceServices() {
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let serviceList = [];
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let that = this;
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uni.getBLEDeviceServices({
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deviceId: that.deviceId,
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success: res => {
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console.log("获取设备的UUID成功", res)
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serviceList = res.services;
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for (let i = 0; i < serviceList.length; i++) {
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let service = serviceList[i];
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if (service.uuid.indexOf("FFE0") != -1) {
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that.isConnection = 1
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that.serviceId = service.uuid;
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that.getBLEDeviceCharacteristics();
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console.log("设备的FFE0的serviceId： " + that.serviceId);
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break;
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}
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}
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},
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fail: res => {
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console.log('获取设备的UUID失败:', res)
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}
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});
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},
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/**
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* 获取指定服务的特征值
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*/
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getBLEDeviceCharacteristics() {
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let characteristicsList = [];
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let that = this;
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uni.getBLEDeviceCharacteristics({
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deviceId: that.deviceId,
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serviceId: that.serviceId,
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success: res => {
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console.log("服务的特征值成功", res)
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for (let i = 0; i < res.characteristics.length; i++) {
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let item = res.characteristics[i];
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if (item.uuid.indexOf('0000FFE1') != -1) {
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that.uuid1 = item.uuid //下发数据
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} else if (item.uuid.indexOf('0000FFE2') != -1) {
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that.uuid2 = item.uuid //监听数据
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that.notifyBLECharacteristicValue()
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} else if (item.uuid.indexOf('0000FFE3') != -1) {
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that.uuid3 = item.uuid //写入设置
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}
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}
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},
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fail: res => {
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console.log('获取特征值失败:', JSON.stringify(res))
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}
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})
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},
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/**
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* 开启订阅特征值
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* read: true, //读,write: true, //写,notify: true, //广播
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*/
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notifyBLECharacteristicValue() {
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let that = this;
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uni.notifyBLECharacteristicValueChange({
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state: true, // 启用 notify 功能
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deviceId: that.deviceId,
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serviceId: that.serviceId,
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characteristicId: that.uuid2,
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success(res) {
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uni.onBLECharacteristicValueChange(function(res) {
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let value = that.$tools.ab2hex(res.value, "");
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let num = value.substring(18, 19)
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let dw = value.substring(19, 20)
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let type = value.substring(8, 10)
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let typeInfo = value.substring(10, 12)
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if (type == "10") {
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let data = parseInt(value.substring(13, 18), 16)
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let dw1 = "kg"
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let dw2 = "kg"
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if (dw == "1") {
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dw1 = "斤"
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dw2 = "jin"
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}
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if (dw == "4") {
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dw1 = "st:lb"
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dw2 = "st"
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data = 1 * data + 5
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}
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if (dw == "6") {
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dw1 = "lb"
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dw2 = "lb"
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}
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if (num == "1") {
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data = parseInt(value.substring(13, 18), 16) / 10
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}
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if (num == "2") {
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data = parseInt(value.substring(13, 18), 16) / 100
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}
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if (num == "3") {
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data = parseInt(value.substring(13, 18), 16) / 1000
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}
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if (typeInfo == "01") {
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that.textW = "您的实时体重是：" + data + dw1
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}
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if (typeInfo == "02") {
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that.textW = "您的体重是：" + data + dw1
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that.weight = data + dw2
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console.log("稳定体重：", value, that.weight)
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}
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}
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if (type == "11") {
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that.type = 2
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if (typeInfo == "03" || typeInfo == "04") {
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that.imp = parseInt(value.substring(17, 22), 16)
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}
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console.log("体脂:", that.imp)
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}
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if (type == "14") { //身高模式
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that.textH = "您的身高是：" + parseInt(value.substring(10, 14), 16) / 10
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that.height = parseInt(value.substring(10, 14), 16) / 10
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console.log("身高模式:", that.height)
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}
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if (type == "30") {
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console.log("测量完成", that.weight, that.height, 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.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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fail(res) {
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console.log("测量失败", res.value);
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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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let that = this
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that.$model.getmeasure({
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weight: that.weight,
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imp: that.imp,
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ecode: that.macAddr,
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height: that.height ? that.height : that.info.height,
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familyid: that.info.familyid,
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}).then(res => {
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if (res.code == 0) {
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that.$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.height ? that.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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that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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clearTimeout(myTime)
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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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</style>
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