696 lines
17 KiB
Vue
696 lines
17 KiB
Vue
<template>
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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-else-if="isConnection == 1">连接成功，请开始测量</view>
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<view class="title" style="color: brown;" v-else-if="isConnection == 2" @click="openBluetoothAdapter">
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连接失败，点击重新连接
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</view>
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<view class="text">{{textW}}</view>
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<view class="text">{{textH}}</view>
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<!-- <div class="result-wrap">
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<view class="result-item">
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<view class="result-title">身高</view>
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<view class="result-value">{{info.height}}cm</view>
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</view>
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<view class="result-item">
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<view class="result-title">体重</view>
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<view class="result-value">{{info.weight}}kg</view>
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</view>
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<view class="result-item">
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<view class="result-title">骨量</view>
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<view class="result-value">{{info.bone}}kg</view>
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</view>
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<view class="result-item">
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<view class="result-title">阻抗</view>
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<view class="result-value">{{info.imp}}Ω</view>
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</view>
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<view class="result-item">
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<view class="result-title">BMI</view>
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<view class="result-value">{{info.bmi}}</view>
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</view>
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<view class="result-item">
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<view class="result-title">内脏脂肪</view>
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<view class="result-value">{{info.visceralFat}}%</view>
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</view>
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<view class="result-item">
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<view class="result-title">脂肪率</view>
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<view class="result-value">{{info.fat_r}}%</view>
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</view>
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<view class="result-item">
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<view class="result-title">水分率</view>
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<view class="result-value">{{info.water}}%</view>
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</view>
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<view class="result-item">
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<view class="result-title">肌肉率</view>
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<view class="result-value">{{info.muscle}}%</view>
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</view>
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</div> -->
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<view class="image">
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<image mode="aspectFit" src="/BLEPages/static/EF06S.gif" class="image3"></image>
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</view>
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<view class="tips">
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<view>提示：</view>
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<view>1.请确定设备是开机状态</view>
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<view>2.请确定手机蓝牙、位置信息已打开</view>
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<view>3.ios系统需打开设置—>应用—>微信里的蓝牙权限</view>
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</view>
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<!-- <div class="info-dlg" v-if="show_info">
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<view class="info-inner">
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<view class="info-item">
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<text>性别：</text>
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<text class="man" :class="{'active':cur_sex==1}" @click="cur_sex=1">男</text>
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<text class="woman" :class="{'active':cur_sex==2}" @click="cur_sex=2">女</text>
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</view>
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<view class="info-item">
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<text>年龄：</text>
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<picker class="age-select" mode="selector" :value="cur_age" :range="ageRange" @change="onAgeChange">
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{{cur_age+1}}岁
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</picker>
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</view>
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<view class="confirm" @click="setUserInfo">确定</view>
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</view>
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</div> -->
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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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let cnt = 0
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export default {
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data() {
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return {
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deviceId: "",
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serviceId: "",
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write: "",
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notify: "",
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height: "",
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// cur_sex: 1,
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// cur_age: 27,
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// show_info: false,
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// ageRange: [],
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// ageIndex: 30,
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unit: "kg",
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textW: "",
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textH: "",
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send_err_count: 0,
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BLEResult: {
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bmi: 0,
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weight: 0,
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fat_r: 0, //脂肪率
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water: 0, //水分率
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muscle: 0, //肌肉率,
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bone: 0, //骨量
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imp: 0, //阻抗
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height: 0, //身高
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value: 0,
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bodyage: 0,
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kcal: 0,
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visceral: 0,
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sfr: 0,
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fatlevlval: 0,
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protein: 0,
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},
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isConnection: 0,
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devicesList: [],
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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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mounted() {
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let that = this
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// for (let i = 1; i <= 100; i++) {
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// that.ageRange.push(i);
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// }
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// let sex = uni.getStorageSync('sex')
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// let age = uni.getStorageSync('age')
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// that.cur_sex = sex ? sex : 1
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// that.cur_age = age ? age : 27
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},
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onLoad(options) {
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let that = this
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cnt = 0
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that.textW = ""
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that.textH = ""
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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.macAddr = 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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onUnload: function() {
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let that = this
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if (!that.Unload) {
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that.handleBack()
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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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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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setUserInfo() {
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let that = this
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uni.setStorageSync('sex', that.cur_sex)
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uni.setStorageSync('age', that.cur_age)
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that.show_info = false
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that.sendCommand(that.cur_sex, that.cur_age + 1);
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},
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onAgeChange(e) {
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this.cur_age = parseInt(e.detail.value)
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},
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openBluetoothAdapter() {
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let that = this
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cnt = 0
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uni.openBluetoothAdapter({
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success: e => {
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console.log("初始化设备")
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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: true,
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success: res => {
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console.log("开始搜索")
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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.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
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}
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});
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},
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/**
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* 发现外围设备
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*/
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onBluetoothDeviceFound() {
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var that = this;
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uni.onBluetoothDeviceFound(res => {
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res.devices.forEach(device => {
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if (!device.name && !device.localName) {
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return
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}
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if (device.name.indexOf('JS-B68T') != -1 || (device.localName && device.localName
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.toLowerCase().indexOf('JS-B68T') != -1)) {
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const bytes = new Uint8Array(device.advertisData);
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const macBytes = bytes.slice(10, 16);
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device.macAddr = that.$tools.ab2hex(macBytes, ':').toUpperCase()
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if (device.deviceId.indexOf(that.deviceId) != -1 || device.macAddr.indexOf(that
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.deviceId) != -1) {
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that.stopBluetoothDevicesDiscovery()
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that.deviceId = device.deviceId
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that.macAddr = device.macAddr
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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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},
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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("00001910") != -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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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('00002B10') != -1) {
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that.write = item.uuid
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} else if (item.uuid.indexOf('00002B11') != -1) {
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that.notify = item.uuid
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}
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}
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that.sendCommand()
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uni.notifyBLECharacteristicValueChange({
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deviceId: that.deviceId,
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serviceId: that.serviceId,
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characteristicId: that.notify,
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state: true,
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success: () => {
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uni.onBLECharacteristicValueChange(function(res) {
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const raw = new Uint8Array(res.value);
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let value = that.$tools.ab2hex(res.value, "");
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let height = value.substring(3, 4) + value.substring(
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30, 32)
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cnt++
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console.log("value", value, cnt)
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if (raw[0] == 0x55 && raw[1] == 0xAA) {
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that.isConnection = 1
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that.send_err_count = 0
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uni.showToast({
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title: '年龄信息发送成功，请开始测量'
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})
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return
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}
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if (raw[0] == 0x55 && raw[1] == 0xBB) {
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if (that.send_err_count > 2) {
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that.isConnection = 2
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uni.showToast({
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title: '年龄信息发送失败，请重新连接'
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})
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return
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}
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that.send_err_count++
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return
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}
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if (raw[0] == 0x5A && cnt > 1) {
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// 单位
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that.unit = value.substring(2, 3) == 0 ? "kg" :
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"lb"
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// 体重(高低位组合, 实际值的100倍)
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that.BLEResult.weight = ((raw[2] << 8) | raw[3]) /
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100.0
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if (that.BLEResult.weight < 1) {
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that.BLEResult.weight = ((raw[2] << 8) | raw[
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3])
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}
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// 脂肪率(高低位组合, 实际值的10倍)
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that.BLEResult.fat_r = ((raw[4] << 8) | raw[5]) /
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10.0
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// 水分率(高低位组合, 实际值的10倍)
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that.BLEResult.water = ((raw[6] << 8) | raw[
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7]) / 10.0
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// 肌肉率(高低位组合, 实际值的10倍)
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that.BLEResult.muscle = ((raw[8] << 8) | raw[
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9]) / 10.0
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// 骨量(高低位组合, 实际值的10倍)
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that.BLEResult.bone = ((raw[10] << 8) | raw[
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11]) / 10.0
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// 阻抗(高位和低位组合)
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that.BLEResult.imp = (raw[12] << 8) | raw[13]
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//BMI
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that.BLEResult.bmi = ((raw[14] << 8) | raw[16]) /
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10.0;
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// 身高(高低位组合, 厘米)
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that.textW = "您的体重是：" + that.BLEResult.weight + that.unit
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console.log("体重", that.BLEResult.weight, that.unit)
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if (raw.length == 18 && raw[17] == 0xA5) {
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if (that.unit == 'kg') {
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that.BLEResult.height = raw[15]
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that.textH = "您的身高是：" + raw[15] + "cm"
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} else {
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let height0 = parseInt(height, 16) / 10
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that.textH = "您的身高是：" + parseInt(height, 16) / 10 + "inch"
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that.BLEResult.height = Math.round(height0 / 0.39)
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}
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that.BLEResult.ecode = that.macAddr
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that.BLEResult.familyid = that.info.familyid
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that.BLEResult.weight = that.BLEResult.weight +
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that.unit
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setTimeout(function() {
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that.handleGetMeasure()
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}, 200)
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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('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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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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// 发送指令到设备
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sendCommand() {
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let that = this;
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// 创建11字节Buffer (协议要求长度)
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const buffer = new ArrayBuffer(10);
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const bytes = new Uint8Array(buffer);
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// 填充固定数据
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bytes[0] = 0x02; // 开始字节
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bytes[1] = 0x53; // 备用1
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// 设置性别 (根据参数动态设置)
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bytes[2] = that.info.gender === 2 ? 0x31 : 0x30; // 女0x31, 男0x30
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// 填充4字节固定数据 (0x30)
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bytes[3] = 0x30;
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bytes[4] = 0x30;
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bytes[5] = 0x30;
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// 处理年龄：转换为两位ASCII字符串
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const ageStr = that.info.age.toString().padStart(2, '0');
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bytes[6] = ageStr.charCodeAt(0); // 十位ASCII
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bytes[7] = ageStr.charCodeAt(1); // 个位ASCII
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// 动态计算校验码 (异或0x02到年龄个位)
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let checksum = bytes[0];
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for (let i = 1; i <= 7; i++) {
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checksum ^= bytes[i];
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}
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bytes[8] = checksum;
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// 结束字节
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bytes[9] = 0x03;
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// 发送数据
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uni.writeBLECharacteristicValue({
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deviceId: that.deviceId,
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serviceId: that.serviceId,
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characteristicId: that.write,
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value: buffer,
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success: () => {
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console.log("发送成功")
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},
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fail: (err) => {
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uni.showToast({
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title: '发送失败'
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})
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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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console.log("BLEResult", that.BLEResult)
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that.$model.getmeasuredata(that.BLEResult).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.$store.dispatch("getResult", {
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birthday: that.info.birthday,
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familyid: that.info.familyid,
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height: that.BLEResult.height ? that.BLEResult.height : that.info.height,
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sex: that.info.sex,
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});
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} else {
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console.log("测量失败", res.message)
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that.$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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onBLEConnectionStateChange() {
|
||
let that = this
|
||
uni.onBLEConnectionStateChange(function(res) {
|
||
console.log("监听蓝牙连接状态", res.connected)
|
||
if (!res.connected) {
|
||
that.Unload = true
|
||
that.isConnection = 2
|
||
that.closeBLEConnection()
|
||
that.closeBluetoothAdapter()
|
||
}
|
||
that.$store.commit("changeConnected", res.connected);
|
||
})
|
||
},
|
||
handleBack(ind) {
|
||
let that = this
|
||
that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
|
||
that.closeBLEConnection()
|
||
that.closeBluetoothAdapter()
|
||
},
|
||
/**
|
||
* 停止搜索蓝牙设备
|
||
*/
|
||
stopBluetoothDevicesDiscovery() {
|
||
uni.stopBluetoothDevicesDiscovery({
|
||
success: e => {
|
||
console.log("停止搜索蓝牙设备", e)
|
||
},
|
||
});
|
||
},
|
||
/**
|
||
* 断开蓝牙模块
|
||
*/
|
||
closeBluetoothAdapter() {
|
||
let that = this;
|
||
uni.closeBluetoothAdapter({
|
||
success: res => {
|
||
console.log('蓝牙模块关闭成功');
|
||
}
|
||
})
|
||
},
|
||
/**
|
||
* 断开蓝牙连接
|
||
*/
|
||
closeBLEConnection() {
|
||
var that = this;
|
||
uni.closeBLEConnection({
|
||
deviceId: that.deviceId,
|
||
success: res => {
|
||
console.log('断开蓝牙连接成功');
|
||
}
|
||
});
|
||
},
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style lang="scss" scoped>
|
||
.image3 {
|
||
width: 200px !important;
|
||
height: 340px !important;
|
||
}
|
||
|
||
.title {
|
||
width: 100%;
|
||
text-align: center;
|
||
font-size: 36rpx;
|
||
font-weight: 700;
|
||
margin: 20rpx 0;
|
||
}
|
||
|
||
.result-wrap {
|
||
display: flex;
|
||
flex-wrap: wrap;
|
||
justify-content: space-between;
|
||
padding: 30rpx;
|
||
box-sizing: border-box;
|
||
|
||
.result-item {
|
||
display: flex;
|
||
justify-content: flex-start;
|
||
align-items: center;
|
||
width: 48%;
|
||
padding: 20rpx;
|
||
margin-top: 16rpx;
|
||
box-sizing: border-box;
|
||
border-radius: 12rpx;
|
||
background-color: #fff;
|
||
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
|
||
|
||
.result-title {
|
||
flex: 150rpx 0 0;
|
||
font-size: 32rpx;
|
||
font-weight: 600;
|
||
color: #4b6cb7;
|
||
}
|
||
|
||
.result-value {
|
||
flex: 1;
|
||
font-size: 32rpx;
|
||
font-weight: 700;
|
||
color: #182848;
|
||
margin-top: 5rpx;
|
||
text-align: right;
|
||
}
|
||
}
|
||
}
|
||
|
||
.tips {
|
||
font-weight: 700;
|
||
padding: 0 20rpx;
|
||
box-sizing: border-box;
|
||
}
|
||
|
||
.image {
|
||
display: flex;
|
||
justify-content: center;
|
||
margin-top: 20rpx;
|
||
}
|
||
|
||
.info-dlg {
|
||
display: flex;
|
||
justify-content: center;
|
||
align-items: center;
|
||
position: fixed;
|
||
left: 0;
|
||
top: 0;
|
||
width: 100%;
|
||
height: 100%;
|
||
z-index: 99;
|
||
background-color: rgba(0, 0, 0, 0.8);
|
||
|
||
.info-inner {
|
||
width: 65%;
|
||
height: 350rpx;
|
||
border-radius: 20rpx;
|
||
background-color: #fff;
|
||
padding: 80rpx 50rpx;
|
||
box-sizing: border-box;
|
||
|
||
.info-item {
|
||
display: flex;
|
||
margin-bottom: 30rpx;
|
||
|
||
text {
|
||
font-size: 36rpx;
|
||
font-weight: 700;
|
||
}
|
||
|
||
.man,
|
||
.woman {
|
||
width: 120rpx;
|
||
height: 50rpx;
|
||
font-size: 28rpx;
|
||
line-height: 50rpx;
|
||
text-align: center;
|
||
border-radius: 8rpx;
|
||
border: 1px solid #e1e1e1;
|
||
margin-right: 10rpx;
|
||
|
||
&.active {
|
||
color: #fff;
|
||
}
|
||
}
|
||
|
||
.man.active {
|
||
background-color: #74b9ff;
|
||
}
|
||
|
||
.woman.active {
|
||
background-color: #fd79a8;
|
||
}
|
||
|
||
.age-select {
|
||
width: 210rpx;
|
||
height: 50rpx;
|
||
line-height: 50rpx;
|
||
border-radius: 8rpx;
|
||
padding: 0 20rpx;
|
||
border: 1px solid #e1e1e1;
|
||
}
|
||
}
|
||
|
||
.confirm {
|
||
width: 200rpx;
|
||
height: 50rpx;
|
||
color: #fff;
|
||
font-size: 32rpx;
|
||
line-height: 50rpx;
|
||
text-align: center;
|
||
margin: 0 auto;
|
||
background-color: #2ecc71;
|
||
}
|
||
|
||
.info-item:last-child {
|
||
margin-top: 50rpx;
|
||
}
|
||
}
|
||
}
|
||
</style> |