352 lines
9.0 KiB
Vue
352 lines
9.0 KiB
Vue
<template>
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<view class="weightPages">
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<view class="content ">
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<view class="status">{{textLink}}</view>
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<view class="text">{{text}}</view>
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<view class="image">
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<image src="/pageTwo/static/HC.png" 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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<text>1.请确定设备已开机</text>
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<text>2.请确定手机蓝牙及位置信息已打开</text>
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</view>
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</view>
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<!-- 手动记录 -->
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<view class="wrapper" v-if="isHeight">
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<view class="bg"></view>
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<view class="Blue">
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<view class="h4">测量结果提示</view>
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<view class="Blue-box">
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本次测量身高为：<text>{{height}}{{unit}}</text>
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</view>
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<view class="Blue-box">
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上次测量体重为：<input v-model="weight" type="digit" placeholder="请输入体重" />kg
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</view>
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<view class="Blue-btn Blue-close" @click="handleHeight">重新测量</view>
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<view class="Blue-btn" @click="handleGetMeasure">保存测量结果</view>
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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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let 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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height: "",
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height2: "",
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deviceId: "",
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serviceId:"",
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macAddr: "",
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write: "",
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notify: "",
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unit: "cm",
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Unload: false,
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isHeight: false,
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isConnection: 0,
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isdevice: false,
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textLink: ""
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}
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},
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computed: {
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...mapState(["user", "isConnected", "isBluetoothTyle"]),
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userInfo() {
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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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clearTimeout(myTime)
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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console.log("页面返回onUnload")
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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.weight = that.userInfo.weight
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that.deviceId = options.deviceId
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that.createBLEConnection()
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that.onBLEConnectionStateChange()
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uni.onBluetoothAdapterStateChange(function(res) {
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that.$store.commit("changeBluetooth", res.available);
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})
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},
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watch: {
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isConnected: function() {
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let that = this
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if (!that.isConnected) {
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let text = '测量过程中已与设备连接中断，请重新连接设备再开始测量'
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that.$tools.showModal(text)
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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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let text = '蓝牙已关闭，请重新打开蓝牙后再开始测量'
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that.$tools.showModal(text)
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}
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},
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},
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methods: {
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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.textLink = "蓝牙连接中"
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setTimeout(function() {
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that.getBLEDeviceServices()
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}, 1000)
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},
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fail: res => {
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that.textLink = "设备连接失败，返回首页重新连接"
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console.log("设备连接失败，请重新连接", res, that.deviceId);
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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, that.deviceId)
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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("FFF0") != -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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that.textLink = "设备连接失败，返回首页重新连接"
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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 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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// * 读read: true, //,写write: true, //,通知notify: true
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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('0000FFF1') != -1) {
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that.notify = item.uuid
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} else if (item.uuid.indexOf('0000FFF2') != -1) {
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that.write = item.uuid
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}
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}
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that.textLink = "蓝牙连接成功，请开始测量"
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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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})
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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.write,
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state: true,
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})
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that.notifyBLECharacteristicValue()
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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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// 接收蓝牙数据
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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.notify,
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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 data = parseInt(value.substring(7, 10), 16)
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let unit = parseInt(value.substring(10, 12))
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let digit = parseInt(value.substring(12, 14))
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if (digit == "1") {
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data = data / 10
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}
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if (digit == "2") {
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data = data / 100
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}
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if (unit == "0") {
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that.unit = "cm"
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}
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if (unit == "1") {
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that.unit = "inch"
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}
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if (unit == "2") {
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that.unit = "ft"
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}
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if (Number(data) < 20) {
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that.text = "操作错误，请重新测量"
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} else {
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if (unit == "2") {
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let data1 = data / 12
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let data2 = Number(data1 - Math.floor(data1)) * 12
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that.height2 = data
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that.height = Math.floor(data1) + "'" + data2.toFixed(1)
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} else {
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that.height2 = data
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that.height = data
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}
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that.text = "您的身高是：" + that.height + that.unit
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that.isHeight = true
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}
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console.log("G02", value, unit, data, that.height, that.height2)
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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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let height = 0
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if (!that.weight) {
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that.$tools.msg("请输入体重")
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return
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}
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if (that.unit == 'ft') {
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height = Number(that.height2 * 2.54).toFixed(2)
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} else {
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height = that.height2
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}
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console.log("提交身高", height)
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that.$model.getmeasurefunit({
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adc: 0,
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weight: that.weight,
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height: height,
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aud_id: that.userInfo.id
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}).then(res => {
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that.isHeight = false
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if (res.code == 0) {
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that.$store.dispatch("getResult", {
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aud_id: uni.getStorageSync('userid')
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})
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that.$store.dispatch('getUserInfo', {
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aud_id: uni.getStorageSync('userid')
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})
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that.$tools.msg("测量成功")
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} else {
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that.$tools.msg("测量失败")
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}
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that.Unload = true
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uni.switchTab({
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url: "/pages/home/home"
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})
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setTimeout(function() {
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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}, 500)
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})
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},
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handleHeight() {
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let that = this
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that.height = ""
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that.text = ""
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that.isHeight = false
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// let j = Number(2 + 3).toString(16)
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// let str = "5A0203" + j.substr(j.length - 2, 2)
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// let buf = new Uint8Array(str.match(/[\da-f]{2}/gi).map(function(h) {
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// return parseInt(h, 16)
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// }))
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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: buf.buffer,
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// success: res => {
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// console.log('下发指令成功', res.errMsg)
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// },
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// fail: res => {
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// console.log("下发指令失败", res);
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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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that.$store.commit("changeConnected", res.connected);
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})
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},
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/**
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* 断开蓝牙模块
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*/
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closeBluetoothAdapter() {
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let that = this;
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uni.closeBluetoothAdapter({
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success: res => {
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console.log('蓝牙模块关闭成功');
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}
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})
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},
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/**
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* 断开蓝牙连接
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*/
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closeBLEConnection() {
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var that = this;
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uni.closeBLEConnection({
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deviceId: that.deviceId,
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success: res => {
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console.log('断开蓝牙连接成功');
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that.$store.commit("changeConnected", false);
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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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.status {
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width: 70%;
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font-size: 16px;
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height: 35px;
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line-height: 35px;
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text-align: center;
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border-radius: 15px;
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margin: 15px auto;
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background-color: #ffdda6;
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}
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</style> |