386 lines
9.3 KiB
Vue
386 lines
9.3 KiB
Vue
<template>
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<view class="weightPages">
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<view class="table" v-if="isConnection == 0">称重中，请将食物放到秤上</view>
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<view class="table" v-if="isConnection == 1" @click="openBluetoothAdapter">连接失败，点击重新连接</view>
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<view class="image" v-if="isConnection != 3">
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<image src="../static/cheng.png"></image>
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</view>
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<view v-if="isConnection == 3">
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<view class="weight">
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<view>重量<text>{{weight}}</text>{{dw}}</view>
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<view>热量<text>{{kcal}}</text>千卡</view>
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</view>
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<view class="tips">
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注：重新称重可更新当前数据
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</view>
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<view class="groupbtn" v-if="weightType!=2">
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<view class="btn" @click="handleDetailSub">完成</view>
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<view class="btn" @click="handleDetailNext" v-if="!stopblue">下一位</view>
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</view>
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<view class="btn" @click="handlesub" v-if="weightType==2">确认添加</view>
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</view>
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<view class="tips" v-if="isConnection == 1">
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<uni-icons type="info-filled" color="#dd524d" size="20"></uni-icons>
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请确定设备是开机状态、手机蓝牙权限已打开！
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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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let nextCnt = 0
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const plugin = requirePlugin("sdkPlugin").AiLink;
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export default {
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data() {
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return {
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dw: "g",
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kcal: "",
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weight: "",
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weightALL: "",
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weight0: 0,
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stopblue: 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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props: {
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weightKcal: {
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type: Number,
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default: 0 //当前称重食物每100g含的kcal
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},
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weightType: {
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type: Number,
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default: -1 //0分类称重,1累计称重,2购物车称重
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},
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isLast: {
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type: Boolean,
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default: false
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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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},
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mounted() {
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let that = this
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console.log("mounted", that.weightType)
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that.openBluetoothAdapter()
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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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weightType: function() {
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let that = this
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that.openBluetoothAdapter()
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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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}
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},
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isLast: function() {
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let that = this
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that.stopblue = that.isLast
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console.log("最后", this.isLast)
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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.weight = ""
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that.kcal = ""
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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 = 1
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console.log('openBluetoothAdapter', e)
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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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services: [
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"F0A0",
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],
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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 = 1
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console.log('startBluetoothDeviceDiscovery', res)
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that.$tools.msg("请确定设备是开机状态、手机蓝牙权限已打开！")
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}
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});
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},
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// 监听蓝牙连接状态
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onBLEConnectionStateChange() {
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let that = this
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uni.onBLEConnectionStateChange(function(res) {
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console.log("监听蓝牙连接状态", res.connected)
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if (!res.connected) {
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that.isConnection = 1
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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}
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that.$store.commit("changeConnected", res.connected);
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})
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},
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/**
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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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/**
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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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device.advertisData = device.advertisData ? device.advertisData : ''
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device.advertisServiceUUIDs = device.advertisServiceUUIDs ? device.advertisServiceUUIDs : ""
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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("EL") !== -1 && device.advertisServiceUUIDs != '') {
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that.isConnection = 3
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let value = that.$tools.ab2hex(device.advertisData)
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let parseDataRes = plugin.parseBroadcastData(device.advertisData)
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let analyzeData = plugin.analyzeBroadcastScaleData(parseDataRes)
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let analyzeDataText = analyzeData.text
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let data = analyzeData.data
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if (parseDataRes.status == 1) {
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let data0 = parseDataRes.payload
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let data = parseInt(data0[3]).toString(16)
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let data1 = parseInt(data0[4]).toString(16)
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let data2 = parseInt((data + data1), 16) //重量
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//
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let unit0 = parseInt(data0[5]).toString(16) //单位小数点
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let unit = unit0.length > 1 ? unit0.substring(1, 2) : unit0 //单位
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let num = parseInt(unit0.substring(0, 1), 16).toString(8)
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let dot = num.toString().substring(0, 1) //小数点
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let zfz = 0 //正负值
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if (num.toString().length > 1) {
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dot = num.toString().substring(1, 2)
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zfz = num.toString().substring(0, 1)
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}
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if (unit == "7") {
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that.dw = "ml"
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}
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if (unit == "3") {
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that.dw = "oz"
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}
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if (unit == "2") {
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that.dw = "lb'oz"
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}
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if (dot == "1") {
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data2 = data2 / 10
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}
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if (dot == "2") {
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data2 = data2 / 100
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}
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if (zfz == "0") {
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data2 = data2
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}
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if (zfz == "1") {
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data2 = "-" + data2
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}
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that.weight = data2
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that.kcal = (Number(that.weightKcal) / 100 * data2).toFixed(2)
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console.log("analyzeData", data.weight, data2)
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}
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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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handlesub() {
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let that = this
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console.log("weight", that.weight)
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if (Number(that.weight) > 0) {
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that.$emit("handleBle", that.weight, that.dw, that.kcal)
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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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} else {
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that.$tools.msg("数据异常，请清零后重新称重!")
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}
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},
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// 备料完成
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handleDetailSub() {
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let that = this
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if (that.weightType == 1) { //累计称重
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that.weight0 = Number(that.weight) - Number(that.weightALL)
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that.weightALL = that.weight
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} else {
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that.weight0 = that.weight
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}
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if (Number(that.weight0) > 0) {
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that.$emit("handleDetailSub", that.weight0, that.dw, that.kcal)
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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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that.weight = 0
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that.weight0 = 0
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} else {
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that.$tools.msg("数据异常，请清零后重新称重!")
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}
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},
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//备料下一个
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handleDetailNext() {
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let that = this
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if (that.weightType == 1) {
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that.weight0 = Number(that.weight) - Number(that.weightALL)
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that.weightALL = that.weight
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} else {
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that.weight0 = that.weight
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}
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if (Number(that.weight0) > 0) {
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that.$emit("handleDetailNext", that.weight0, that.dw, that.kcal)
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that.weight = 0
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that.weight0 = 0
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} else {
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that.$tools.msg("数据异常，请清零后重新称重!")
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}
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},
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handleBack() {
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let that = this
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that.isConnection = 1
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that.stopBluetoothDevicesDiscovery() //取消蓝牙搜索
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that.closeBLEConnection()
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that.closeBluetoothAdapter()
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},
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/**
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* 断开蓝牙模块
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*/
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closeBluetoothAdapter() {
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let that = this;
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uni.closeBluetoothAdapter({
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success: res => {
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console.log('蓝牙模块关闭成功');
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}
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})
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},
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/**
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* 断开蓝牙连接
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*/
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closeBLEConnection() {
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var that = this;
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uni.closeBLEConnection({
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deviceId: that.deviceId,
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success: res => {
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console.log('断开蓝牙连接成功');
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}
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});
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},
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},
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}
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</script>
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<style scoped lang="scss">
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.weightPages {
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display: flex;
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flex-wrap: wrap;
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flex-direction: column;
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position: absolute;
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justify-content: space-around;
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left: 0;
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right: 0;
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bottom: 20px;
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top: 60px;
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margin-top: 20px;
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.weight {
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background: #fff;
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color: #666;
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font-size: 16px;
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flex-wrap: wrap;
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text-align: center;
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view {
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width: 60%;
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height: 50px;
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display: flex;
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margin-left: 25%;
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align-items: flex-end;
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margin-bottom: 15px;
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text {
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width: 80px;
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display: inline-block;
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border-bottom: 1px solid #dfdfdf;
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margin: 0 10px;
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font-size: 18px;
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font-weight: bold;
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color: #f0ae43;
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}
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}
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}
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.tips {
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font-size: 12px;
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text-align: center;
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}
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.btn {
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color: #fff;
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width: 80%;
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margin-left: 10%
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}
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.groupbtn {
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.btn {
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color: #000 !important;
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}
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}
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.table {
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width: 100%;
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font-size: 16px;
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font-weight: bold;
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text-align: center;
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margin: 15px 0;
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}
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.image {
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width: 160px;
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height: 160px;
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margin: auto;
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image {
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width: 100%;
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height: 100%;
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}
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}
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.tips {
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margin-bottom: 15px;
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margin-left: 15px;
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display: flex;
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color: #999;
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}
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}
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</style> |