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const SendCommandUtil = require('../utils/SendCommandUtil.js'); // 引用 发送指令工具类
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const DataPacket = require('../utils/DataPacket.js');
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const ParseDataPacket = require('../utils/ParseDataPacket.js');
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const DynamicArrayBuffer = require('../utils/DynamicArrayBuffer.js');
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const CommonUtil = require('../utils/CommonUtil.js');
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const HealthDataCache = require('../utils/HealthDataCache.js');
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Page({
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// 数据定义区域，存储蓝牙设备 ID、服务 ID 和特征 ID
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data: {
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deviceId: '', // 存储蓝牙设备的ID(IOS是UUID ，安卓是MAC)
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serviceId: '0000FFF0-0000-1000-8000-00805F9B34FB',// 存储蓝牙设备的服务 UUID
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notifyCharacteristicId:'0000FFF7-0000-1000-8000-00805F9B34FB',// 通知特征
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initIndex: 0,
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initTime: Math.floor(new Date().getTime() / 1000),
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// 定义蓝牙数据缓存
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sleepDataBuffer: new DynamicArrayBuffer(), // 创建缓存对象
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isDataComplete: false, // 判断数据是否上传完毕
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sleepList:[],
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},
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// 页面加载时触发的函数，用于初始化蓝牙适配器
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onLoad() {
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wx.getLocation({
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type: 'gcj02',
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success(res) {
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console.log("开启位置授权:", res)
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},
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fail(err) {
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console.error('获取位置失败', err);
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}
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});
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wx.openBluetoothAdapter({ // 开启蓝牙适配器
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success: (res) => {
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console.log('蓝牙适配器初始化成功'); // 蓝牙适配器初始化成功的回调
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this.startBluetoothDevicesDiscovery(); // 开始扫描附近的蓝牙设备
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},
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fail: (err) => {
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console.error('蓝牙适配器初始化失败', err); // 蓝牙适配器初始化失败的回调
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}
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});
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},
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getLocation(){
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wx.getLocation({
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type: 'gcj02',
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success(res) {
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console.log("开启位置授权:", res)
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},
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fail(err) {
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console.error('获取位置失败', err);
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}
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});
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},
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// 扫描蓝牙设备
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startBluetoothDevicesDiscovery() {
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wx.startBluetoothDevicesDiscovery({ // 启动设备扫描
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allowDuplicatesKey: false, // 是否允许重复设备
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success: (res) => {
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console.log('开始扫描附近的蓝牙设备'); // 扫描成功回调
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this.getBluetoothDevices(); // 调用函数获取蓝牙设备列表
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},
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fail: (res) => {
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console.log('开始扫描附近的蓝牙设备', res);
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},
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});
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},
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// 获取附近的蓝牙设备列表，并尝试连接到目标设备
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getBluetoothDevices() {
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wx.onBluetoothDeviceFound((res) => {
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// 过滤出名称以 "GJ-SH-01" 开头的设备
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const targetDevices = res.devices.filter(device => device.name && (device.name.startsWith("J2203") || device.name.startsWith("小柏智能手表")));
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// 遍历并连接符合条件的设备
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targetDevices.forEach(device => {
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console.log("找到符合规则的蓝牙设备:", device);
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console.log("device.advertisData:",new Uint8Array(device.advertisData))
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const hexStr = this.uint8ArrayToMac(new Uint8Array(device.advertisData))
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console.log("advertisData: ",hexStr)
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// 连接指定设备
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// if(device.deviceId=="03:02:02:07:65:98"){
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if(device.deviceId=="03:02:02:07:5F:AF"){
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// if(device.deviceId=="03:02:02:07:5E:BE"){
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this.connectToDevice(device.deviceId);
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}
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});
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});
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},
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// 连接指定的蓝牙设备
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connectToDevice(deviceId) {
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wx.createBLEConnection({ // 建立与蓝牙设备的连接
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deviceId, // 设备的 ID
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success: () => {
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this.setData({ deviceId }); // 将设备 ID 保存到 data 中
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console.log('蓝牙设备连接成功'); // 连接成功的回调
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// 获取服务IDs和特征值
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this.getCharacteristicId()
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},
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fail: (err) => {
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console.error('蓝牙设备连接失败', err); // 连接失败的回调
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}
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});
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},
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// 获取服务下的特征 UUID
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getCharacteristicId() {
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// 获取设备服务列表
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wx.getBLEDeviceServices({
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deviceId: this.data.deviceId,
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success: (res) => {
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res.services.forEach(service => {
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// 获取每个服务的特征值
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wx.getBLEDeviceCharacteristics({
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deviceId: this.data.deviceId,
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serviceId: service.uuid,
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success: (res) => {
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res.characteristics.forEach(characteristic => {
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if(characteristic.uuid.startsWith("0000FFF7")){
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// 开始订阅特征
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this.subscribeAndReceiveData()
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}
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});
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}
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});
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});
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}
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});
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},
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// 连接指定的蓝牙设备
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connectToDevice(deviceId) {
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wx.createBLEConnection({ // 建立与蓝牙设备的连接
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deviceId, // 设备的 ID
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success: () => {
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this.setData({
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deviceId
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}); // 将设备 ID 保存到 data 中
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console.log('蓝牙设备连接成功'); // 连接成功的回调
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// 获取服务IDs和特征值
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this.getCharacteristicId()
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},
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fail: (err) => {
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console.error('蓝牙设备连接失败', err); // 连接失败的回调
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}
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});
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},
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// 获取数据（健康数据、运动数据）
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getData() {
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SendCommandUtil.getHealthData(this.data.deviceId);
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},
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// 订阅 并 接收数据
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subscribeAndReceiveData() {
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wx.notifyBLECharacteristicValueChange ({
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deviceId: this.data.deviceId, // 蓝牙设备 ID
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serviceId: this.data.serviceId, // 蓝牙服务 UUID
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characteristicId: this.data.notifyCharacteristicId, // 健康数据
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state: true,
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success: (res) => {
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console.log('订阅手表向手机端发送数据事件', res);
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},
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fail: (err) => {
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console.error('手表向手机端发送数据订阅失败', err);
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},
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});
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wx.onBLECharacteristicValueChange((res) => {
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const hexStr = this.uint8ArrayToHex(new Uint8Array(res.value))
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console.log("收到手表端发送的数据>>>>>>:",hexStr);
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const dataView = new DataView(res.value);
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// 获取第一个字节
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let cmdType = dataView.getUint8(0);
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// console.log("cmdType",cmdType);
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switch (cmdType) {
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case 0x01:
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console.log("同步时间成功");
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break;
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case 0x02:
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console.log("同步用户信息成功");
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break;
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case 0x04:
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let basicInfo = ParseDataPacket.parseWatchBasic(dataView,0);
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console.log("手环基本信息：",basicInfo);
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break;
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case 0x13:
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let power = dataView.getUint8(1);
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console.log("获得电量成功:",power);
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break;
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case 0x23:
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wx.showToast({
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title: '设置成功', // 提示的内容
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icon: 'success', // 图标，可选值为 'success', 'loading', 'none'
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duration: 2000 // 提示的持续时间，单位为毫秒
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});
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break;
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case 0x25:
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wx.showToast({
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title: '设置成功',
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icon: 'success',
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duration: 2000
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});
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break;
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case 0x26:
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let sedentaryInfo = ParseDataPacket.parseSedentary(dataView,0);
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console.log("久坐信息：",sedentaryInfo);
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break;
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case 0x4B:
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let targetInfo = ParseDataPacket.parseStepTarget(dataView,0);
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console.log("运动目标信息：",targetInfo);
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break;
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case 0x51:
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let stepList = ParseDataPacket.parseStepList(dataView,0);
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console.log("步数总数据:",stepList);
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break;
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case 0x52:
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let stepDetailList = ParseDataPacket.parseStepDetailList(dataView,0);
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if(dataView.byteLength % 25 == 2){
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console.log("收到步数结束符号，最后一条指令【结束】",dataView.byteLength)
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}
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// console.log("步数详情数据:",stepDetailList);
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// 调用后台接口 todo ....
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// 更新缓存
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HealthDataCache.updateStepData(stepDetailList[0].startTime);
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break;
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case 0x55:
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let heartRateList = ParseDataPacket.parseDataList(dataView,0);
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let respList = this.getRespiratoryList(heartRateList);
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if(dataView.byteLength % 10 == 2){
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console.log("收到心率结束符号>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>",dataView.byteLength)
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// 需要调用下一个指令（血氧）
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this.sendHealthCommand(0x66)
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}
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console.log("心率数据:",heartRateList);
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// console.log("呼吸率数据:",respList);
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// 调用后台接口 todo ....
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// 更新缓存
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HealthDataCache.updateHeartRateData(heartRateList[0].time);
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break;
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case 0x56:
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let parseBloodList = ParseDataPacket.parseBloodPressureList(dataView,0);
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if(dataView.byteLength % 15 == 2){
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console.log("收到血压结束符号>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>",dataView.byteLength)
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// 需要调用下一个指令（体温）
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this.sendHealthCommand(0x65)
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}
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// console.log("血压数据:",parseBloodList);
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// 调用后台接口 todo ....
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// 更新缓存
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HealthDataCache.updateBloodPressureData(parseBloodList[0].time);
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break;
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case 0x57:
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let alarmClockList = ParseDataPacket.parseAlarmClockList(dataView,0);
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console.log("获取闹钟数据成功:",alarmClockList);
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break;
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case 0x66:
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let bloodOxygenList = ParseDataPacket.parseDataList(dataView,0);
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if(dataView.byteLength % 10 == 2){
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console.log("收到血氧结束符号>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>",dataView.byteLength)
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// 需要调用下一个指令（血压）
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this.sendHealthCommand(0x56)
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}
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// console.log("血氧数据:",bloodOxygenList);
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// 调用后台接口 todo ....
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// 更新缓存
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HealthDataCache.updateBloodOxygenData(bloodOxygenList[0].time);
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break;
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case 0x65:
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let tempList = ParseDataPacket.parseTempList(dataView,0);
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if(dataView.byteLength % 11 == 2){
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console.log("收到体温结束符号>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>",dataView.byteLength)
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// 需要调用下一个指令（体温）
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this.sendHealthCommand(0x53)
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}
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// 目前返回的包括环境温度，后续固件改成只采集佩戴情况下的体温，暂时过滤掉 oneValue 小于 35.0 的数据
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const filteredData = tempList.filter(item => item.oneValue >= 35.0);
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// console.log("体温数据:",tempList);
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if(filteredData.length > 0){
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// todo 调用后端接口
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// 更新缓存
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HealthDataCache.updateTemperatureData(filteredData[0].time);
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}
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break;
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case 0x53:
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let id = dataView.getUint8(1);
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// 睡眠数据结束符
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if(dataView.byteLength == 2 && id == 0xff){
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console.log("收到睡眠结束符号>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>",dataView.byteLength)
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// 需要调用下一个指令（体温）
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// this.sendHealthCommand(0x52)
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let list = this.data.sleepList;
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if(list.length > 0){
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let arr = CommonUtil.assembleSleepData(list);
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arr.forEach((item,index) =>{
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// 排序算法
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item.sleepList.sort((a, b) => {
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// 先比较 yyyyMMdd
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if (a.yyyyMMdd !== b.yyyyMMdd) {
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return a.yyyyMMdd.localeCompare(b.yyyyMMdd);
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}
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// 再比较 minute
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return a.minute - b.minute;
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});
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item.sleepList[index].minute = item.sleepList[index].minute -1;
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item.sleepList[index].status = 1
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})
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console.log("接口需要的睡眠数据:",arr);
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// 更新缓存
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HealthDataCache.updateSleepData(list[0].date);
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// 调用接口传睡眠后，清空数据
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this.setData({
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sleepList: []
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});
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}
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} else {
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let sleepList = ParseDataPacket.parseSleepList(dataView,0);
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// 排序，minute 越大排前面
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sleepList.sort((a, b) => {
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return Number(a.minute) - Number(b.minute); // b.minute > a.minute 排前面
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});
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console.log("排序后数据:",sleepList)
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// 获取当前已存在的 sleepList（如果有）
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let currentSleepList = this.data.sleepList || [];
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// 将 sleepList 放在前面，currentSleepList 放在后面，实现新的数据插入在前
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let updatedSleepList = sleepList.concat(currentSleepList);;
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// 更新 data 中的 sleepList
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this.setData({
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sleepList: updatedSleepList
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});
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}
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break;
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default:
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console.warn('未知数据类型', cmdType);
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break;
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}
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});
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},
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init(){
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// 同步时间
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const setTimePacket = DataPacket.generateSetTimePacket();
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SendCommandUtil.sendPackage(this.data.deviceId,setTimePacket);
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// 同步用户性别、身高、体重、年龄
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const userInfoPacket = DataPacket.generateSetUserInfoPacket(1,30,168,55);
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SendCommandUtil.sendPackage(this.data.deviceId,userInfoPacket);
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},
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getPower(){
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// 获取电量
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// const batteryPacket = DataPacket.generateBatteryCheckPacket();
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// SendCommandUtil.sendPackage(this.data.deviceId,batteryPacket);
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// const HRPacket = DataPacket.generateReadHRDataPacket();
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// SendCommandUtil.sendPackage(this.data.deviceId,HRPacket);
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this.sendHealthCommand(0x53)
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},
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getStep(){
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// 获取步数(按天的总步数)
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const stepPacket = DataPacket.generateReadStepTotalDataPacket();
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SendCommandUtil.sendPackage(this.data.deviceId,stepPacket);
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},
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sendHealthCommand(cmd){
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|
// 如果不传则默认发送心率
|
|
|
if(cmd == null){
|
|
|
cmd = 0x55;
|
|
|
}
|
|
|
if(cmd == 0x55){
|
|
|
// 获取当前时间
|
|
|
let currentTime = Math.floor(new Date().getTime() / 1000);
|
|
|
// 如果是第一次调用，则不判断时间，如果是第二次调用，要判断本次调用与上次是否间隔18秒（因手表机制问题，不能频繁发送指令给手表端）
|
|
|
console.log(this.data.initTime,this.data.initIndex)
|
|
|
if(this.data.initIndex === 0){
|
|
|
this.setData({
|
|
|
initIndex: this.data.initIndex + 1,
|
|
|
initTime: currentTime
|
|
|
})
|
|
|
} else {
|
|
|
// 初始时间
|
|
|
let initTime = this.data.initTime
|
|
|
let timeDifference = currentTime - initTime;
|
|
|
if(this.data.initIndex > 0 && timeDifference > 20){
|
|
|
this.setData({
|
|
|
initIndex: this.data.initIndex + 1,
|
|
|
initTime: currentTime
|
|
|
})
|
|
|
} else {
|
|
|
return;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
let packet = DataPacket.generateReadDataPacket(cmd);
|
|
|
console.log("发送指令到设备端>>>:", this.uint8ArrayToHex(packet));
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId, packet);
|
|
|
},
|
|
|
|
|
|
// sendHealthCommand2(){
|
|
|
// // 指令依次是：心率，血氧、血压、体温、睡眠、步数
|
|
|
// // 0x55,0x66,0x56,0x65,0x53,0x52
|
|
|
// const commands = [0x55];
|
|
|
// // 递归发送命令并加上 5 秒延迟
|
|
|
// function sendNextCommand(index = 0) {
|
|
|
// if (index >= commands.length) return; // 所有命令发送完毕，结束
|
|
|
// const cmd = commands[index];
|
|
|
// const packet = DataPacket.generateReadDataPacket(cmd);
|
|
|
// console.log("hexStr", this.uint8ArrayToHex(packet));
|
|
|
|
|
|
// // 发送命令包
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId, packet);
|
|
|
|
|
|
// // 每发送完一个命令后，等待 3 秒继续发送下一个
|
|
|
// setTimeout(() => {
|
|
|
// sendNextCommand.call(this, index + 1);
|
|
|
// }, 3500); // 延迟 3.5 秒
|
|
|
// }
|
|
|
// // 开始发送第一个命令，并保持 `this` 上下文
|
|
|
// sendNextCommand.call(this,0);
|
|
|
// },
|
|
|
|
|
|
// 获取健康数据
|
|
|
getHealthData(){
|
|
|
|
|
|
// 睡眠数据
|
|
|
const sleepPacket = DataPacket.generateReadSleepDataPacket(0x53);
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId,sleepPacket);
|
|
|
|
|
|
|
|
|
// 获取当前时间
|
|
|
// let currentTime = Math.floor(new Date().getTime() / 1000);
|
|
|
// // 如果是第一次调用，则不判断时间，如果是第二次调用，要判断本次调用与上次是否间隔18秒（因手表机制问题，不能频繁发送指令给手表端）
|
|
|
// console.log(this.data.initTime,this.data.initIndex)
|
|
|
// if(this.data.initIndex === 0){
|
|
|
// this.sendHealthCommand();
|
|
|
// this.setData({
|
|
|
// initIndex: this.data.initIndex + 1,
|
|
|
// initTime: currentTime
|
|
|
// })
|
|
|
// } else {
|
|
|
// // 初始时间
|
|
|
// let initTime = this.data.initTime
|
|
|
// let timeDifference = currentTime - initTime;
|
|
|
// if(this.data.initIndex > 0 && timeDifference > 18){
|
|
|
// console.log(timeDifference,this.data.initIndex)
|
|
|
// this.setData({
|
|
|
// initIndex: this.data.initIndex + 1,
|
|
|
// initTime: currentTime
|
|
|
// })
|
|
|
// this.sendHealthCommand();
|
|
|
// }
|
|
|
// }
|
|
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
|
* 清除历史数据
|
|
|
*/
|
|
|
removeHistoryData(){
|
|
|
let basicPacket = DataPacket.removeHistoryData();
|
|
|
let hex = this.uint8ArrayToHex(basicPacket);
|
|
|
console.log('绑定时清除历史数据：', hex);
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId,basicPacket);
|
|
|
},
|
|
|
/**
|
|
|
* 佩戴管理设置
|
|
|
*/
|
|
|
wearManageSetting() {
|
|
|
// 测试用例 > 手表基础信息设置（抬腕亮屏，屏幕亮度）------------------------------------------------------------
|
|
|
// let basicPacket = DataPacket.generateWatchBasicPacket(0,0);
|
|
|
// let hex = this.uint8ArrayToHex(basicPacket);
|
|
|
// console.log('发送抬腕亮屏，屏幕亮度指令：', hex);
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,basicPacket);
|
|
|
|
|
|
|
|
|
// 测试用例 > 闹钟、吃药、喝水------------------------------------------------------------------------------
|
|
|
// const week = [0,1,1,1,1,1,0];// 表示周天、周一、周二、周三、周四、周五、周六
|
|
|
// let binaryWeek = CommonUtil.getWeekBinary(week);
|
|
|
// const alarms = [
|
|
|
// {
|
|
|
// id: 0, // 闹钟编号
|
|
|
// enabled: true, // 是否启用
|
|
|
// type: 1, // 闹钟类型：1：闹钟，2：吃药提示，3：喝水提示
|
|
|
// hour: 14, // 小时
|
|
|
// minute: 11, // 分钟
|
|
|
// weekEnable: binaryWeek, // 星期使能：每天都启用
|
|
|
// text: "闹钟", // 文本内容
|
|
|
// },
|
|
|
// {
|
|
|
// id: 1,
|
|
|
// enabled: true,
|
|
|
// type: 3,
|
|
|
// hour: 14,
|
|
|
// minute: 13,
|
|
|
// weekEnable: 0b01111111, // 启用周一、周三、周五
|
|
|
// text: "喝水",
|
|
|
// },
|
|
|
// {
|
|
|
// id: 2,
|
|
|
// enabled: true,
|
|
|
// type: 2,
|
|
|
// hour: 10,
|
|
|
// minute: 28,
|
|
|
// weekEnable: 0b01111111, // 启用周一、周三、周五
|
|
|
// text: "吃药",
|
|
|
// },
|
|
|
// ];
|
|
|
// // 这里的公式写死，不可修改
|
|
|
// let maxLength = 39 * alarms.length + 2;
|
|
|
// let alarmClockPackets = DataPacket.generateAlarmClockPackets(maxLength,alarms);
|
|
|
// let hex = this.uint8ArrayToHex(alarmClockPackets);
|
|
|
// console.log('发送闹钟指令：', hex);
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,alarmClockPackets);
|
|
|
|
|
|
// 测试用例 > 久坐-------------------------------------------------------------------------------------
|
|
|
let sportTimePackets = DataPacket.generateSedentaryPacket(9, 0, 20, 0, [0,1,1,1,1,1,0], 60, 100, 1);
|
|
|
let hex1 = this.uint8ArrayToHex(sportTimePackets);
|
|
|
console.log('发送久坐指令：', hex1);
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId,sportTimePackets);
|
|
|
|
|
|
// 测试用例 > 运动目标-------------------------------------------------------------------------------------
|
|
|
let targetPacket = DataPacket.generateStepTargetPacket(5000,0,4,160,480);
|
|
|
let hex2 = this.uint8ArrayToHex(sportTimePackets);
|
|
|
console.log('发送运动目标指令：', hex2);
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId,targetPacket);
|
|
|
|
|
|
},
|
|
|
|
|
|
// 获取佩戴管理各项设置值
|
|
|
wearManageGetting() {
|
|
|
|
|
|
// 获取手环基本信息
|
|
|
// let basic = DataPacket.getWatchBasic();
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,basic);
|
|
|
|
|
|
// 获取闹钟数据（闹钟、吃药、喝水）
|
|
|
// let alarmClockPacket = DataPacket.getAlarmClock();
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,alarmClockPacket);
|
|
|
|
|
|
// 获取久坐数据
|
|
|
// let sedentaryPacket = DataPacket.getSedentary();
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,sedentaryPacket);
|
|
|
|
|
|
// 获得运动目标
|
|
|
// let stepTargetPacket = DataPacket.getStepTarget();
|
|
|
// SendCommandUtil.sendPackage(this.data.deviceId,stepTargetPacket);
|
|
|
|
|
|
},
|
|
|
|
|
|
/**
|
|
|
* 下发天气指令
|
|
|
*/
|
|
|
downWeather(){
|
|
|
let packet = DataPacket.generateWeatherPacket("晴","20","30","10","66","长沙市")
|
|
|
let hex = this.uint8ArrayToHex(packet);
|
|
|
console.log('发送天气指令：', hex);
|
|
|
SendCommandUtil.sendPackage(this.data.deviceId,packet);
|
|
|
},
|
|
|
|
|
|
removeCache(){
|
|
|
wx.removeStorageSync('healthDataCache');
|
|
|
this.setData({
|
|
|
index1:0,
|
|
|
index2:0,
|
|
|
index3:0,
|
|
|
index4:0,
|
|
|
index5:0
|
|
|
})
|
|
|
},
|
|
|
|
|
|
// 字节转16进制
|
|
|
uint8ArrayToHex(array) {
|
|
|
return Array.from(array)
|
|
|
.map(byte => byte.toString(16).padStart(2, '0')) // 转换每个字节为 2 位的 16 进制，并补零
|
|
|
.join(' '); // 用空格连接所有字节
|
|
|
},
|
|
|
|
|
|
// IOS MAC地址转换
|
|
|
uint8ArrayToMac(array) {
|
|
|
return Array.from(array.slice(2, 8))
|
|
|
.map(byte => byte.toString(16).padStart(2, '0').toUpperCase()) // 转换为两位 16 进制
|
|
|
.join(':'); // 用冒号连接
|
|
|
},
|
|
|
/**
|
|
|
* 根据心率批量计算呼吸率
|
|
|
* @param {解析后的心率列表} heartList
|
|
|
*/
|
|
|
getRespiratoryList(heartList){
|
|
|
let respList = [];
|
|
|
heartList.forEach(item => {
|
|
|
let respValue = this.calculateRespiratory(item.oneValue);
|
|
|
let respItem = {
|
|
|
type:5,
|
|
|
oneValue:respValue,
|
|
|
time:item.time
|
|
|
}
|
|
|
respList.push(respItem);
|
|
|
})
|
|
|
|
|
|
return respList;
|
|
|
},
|
|
|
/**
|
|
|
* 根据心率计算呼吸率
|
|
|
* @param {心率} heartValue
|
|
|
*/
|
|
|
calculateRespiratory(heartValue){
|
|
|
//心率值
|
|
|
let X = heartValue;
|
|
|
|
|
|
//呼吸率
|
|
|
let Y = 0;
|
|
|
|
|
|
//正常心率计算法
|
|
|
if(X >= 50 && X <= 100){
|
|
|
Y= ( ( X - 2 ) / 4 );
|
|
|
|
|
|
//心率大于100的计算法
|
|
|
} else if ( X >100 ){
|
|
|
Y= ( 25 + ( X - 100 ) / 4 );
|
|
|
|
|
|
//心率小于50的计算法
|
|
|
} else if ( X < 50 ){
|
|
|
//计算结果向下取整
|
|
|
Y = Math.floor(12 - (50 - X) / 4.0);
|
|
|
} else {
|
|
|
Y = 0;
|
|
|
}
|
|
|
|
|
|
return parseInt(Y);
|
|
|
},
|
|
|
|
|
|
}); |
