421 lines
10 KiB
JavaScript
421 lines
10 KiB
JavaScript
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const app = getApp()
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function inArray(arr, key, val) {
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for (let i = 0; i < arr.length; i++) {
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if (arr[i][key] === val) {
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return i;
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}
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}
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return -1;
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}
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// ArrayBuffer转16进度字符串示例
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function ab2hex(buffer) {
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var hexArr = Array.prototype.map.call(
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new Uint8Array(buffer),
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function (bit) {
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return ('00' + bit.toString(16)).slice(-2)
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}
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)
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return hexArr.join('');
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}
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Component({
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properties: {
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paramA: Number,
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paramB: String,
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// 定义属性，属性值可以是任意类型
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myProperty: {
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type: Array,
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value: {}
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}
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},
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data: {
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devices: [],
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connected: false,
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chs: [],
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TimerNumber:0,
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myArray: [],
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index: null,
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firmwareName:"这里显示文件名称",
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devicedisplay:0,
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dat_filename:"",
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dat_filePath:"",
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hex_filename:"",
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hex_filePath:"",
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},
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methods: {
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onLoad: function() {
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this.data.paramA // 页面参数 paramA 的值
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this.data.paramB // 页面参数 paramB 的值
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},
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bindPickerChange: function(e) {
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console.log('picker发送选择改变，携带值为', e.detail.value)
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this.setData({
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index: e.detail.value
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})
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},
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// 初始化蓝牙
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openBluetoothAdapter() {
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wx.openBluetoothAdapter({
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success: (res) => {
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console.log('openBluetoothAdapter success', res)
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this.startBluetoothDevicesDiscovery()
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},
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fail: (res) => {
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if (res.errCode === 10001) {
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wx.onBluetoothAdapterStateChange(function (res) {
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console.log('onBluetoothAdapterStateChange', res)
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if (res.available) {
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this.startBluetoothDevicesDiscovery()
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}
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})
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}
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}
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})
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var _this =this;
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let num =setTimeout(function(){
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_this.stopBluetoothDevicesDiscovery()
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},20000)
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// console.log('setTimeout'+num)
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this.setData({
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TimerNumber: num,
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})
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// console.log('setTimeout'+this.data.TimerNumber)
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},
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startBluetoothDevicesDiscovery() {
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console.log('startBluetoothDevicesDiscovery ')
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if (this._discoveryStarted) {
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return
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}
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this._discoveryStarted = true
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wx.startBluetoothDevicesDiscovery({
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allowDuplicatesKey: true,
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success: (res) => {
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console.log('startBluetoothDevicesDiscovery success', res)
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this.onBluetoothDeviceFound()
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},
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fail(res) {
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console.error('startBluetoothDevicesDiscovery', res)
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}
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})
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},
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closeBLEConnection() {
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wx.closeBLEConnection({
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deviceId: this.data.deviceId
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})
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this.setData({
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connected: false,
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chs: [],
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canWrite: false,
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devicedisplay:-1
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})
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},
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onBluetoothDeviceFound() {
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// console.log('onBluetoothDeviceFound ')
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wx.onBluetoothDeviceFound((res) => {
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// console.log('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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const foundDevices = this.data.devices
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const idx = inArray(foundDevices, 'deviceId', device.deviceId)
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const data = {}
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if (idx === -1) {
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data[`devices[${foundDevices.length}]`] = device
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} else {
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data[`devices[${idx}]`] = device
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}
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this.setData(data)
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})
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})
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},
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getBluetoothAdapterState() {
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wx.getBluetoothAdapterState({
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success: (res) => {
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console.log('getBluetoothAdapterState', res)
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if (res.discovering) {
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this.onBluetoothDeviceFound()
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} else if (res.available) {
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this.startBluetoothDevicesDiscovery()
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}
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}
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})
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},
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startBluetoothDevicesDiscovery() {
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console.log('startBluetoothDevicesDiscovery ')
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if (this._discoveryStarted) {
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return
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}
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this._discoveryStarted = true
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wx.startBluetoothDevicesDiscovery({
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allowDuplicatesKey: true,
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success: (res) => {
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console.log('startBluetoothDevicesDiscovery success', res)
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this.onBluetoothDeviceFound()
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},
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fail(res) {
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console.error('startBluetoothDevicesDiscovery', res)
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}
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})
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},
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stopBluetoothDevicesDiscovery() {
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// console.log('setTimeout'+this.data.TimerNumber)
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wx.stopBluetoothDevicesDiscovery()
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if (this.data.TimerNumber!=0){
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// console.log('timeoutID'+ this.data.TimerNumber)
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clearTimeout(this.data.TimerNumber)
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}
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},
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createBLEConnection(e) {
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const ds = e.currentTarget.dataset
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const deviceId = ds.deviceId
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const name = ds.name
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console.log('createBLEConnection:'+deviceId)
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wx.createBLEConnection({
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deviceId,
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success: (res) => {
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this.setData({
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connected: true,
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name,
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deviceId,
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devicedisplay:deviceId,
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})
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console.log('kkkkk:'+this.devicedisplay)
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this.getBLEDeviceServices(deviceId)
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},
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fail: (res) => {
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console.error('createBLEConnection', res.errMsg)
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}
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}
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)
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this.stopBluetoothDevicesDiscovery()
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},
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getBLEDeviceServices(deviceId) {
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wx.getBLEDeviceServices({
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deviceId,
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success: (res) => {
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console.log('getBLEDeviceServices', res.characteristics)
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for (let i = 0; i < res.services.length; i++) {
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if (res.services[i].isPrimary) {
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this.getBLEDeviceCharacteristics(deviceId, res.services[i].uuid)
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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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getBLEDeviceCharacteristics(deviceId, serviceId) {
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wx.getBLEDeviceCharacteristics({
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deviceId,
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serviceId,
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success: (res) => {
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console.log('getBLEDeviceCharacteristics success', res.characteristics)
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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.properties.read) {
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console.log('read characteristicId:'+item.uuid, res.errMsg)
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wx.readBLECharacteristicValue({
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deviceId,
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serviceId,
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characteristicId: item.uuid,
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})
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}
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if (item.properties.write && item.properties.notify) {
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this.setData({
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canWrite: true
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})
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this._deviceId = deviceId
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this._serviceId = serviceId
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this._characteristicId = item.uuid
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console.log('Write _characteristicId:'+item.uuid, res.errMsg)
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// this.writeBLECharacteristicValue('11223344AABBCC')
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}
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if (item.properties.notify || item.properties.indicate) {
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console.log('notify OR indicate characteristicId:'+item.uuid, res.errMsg)
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wx.notifyBLECharacteristicValueChange({
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deviceId,
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serviceId,
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characteristicId: item.uuid,
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state: true,
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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.error('getBLEDeviceCharacteristics', res)
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}
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})
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// 操作之前先监听，保证第一时间获取数据
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wx.onBLECharacteristicValueChange((characteristic) => {
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const idx = inArray(this.data.chs, 'uuid', characteristic.characteristicId)
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const data = {}
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if (idx === -1) {
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data[`chs[${this.data.chs.length}]`] = {
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uuid: characteristic.characteristicId,
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value: ab2hex(characteristic.value)
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}
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} else {
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data[`chs[${idx}]`] = {
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uuid: characteristic.characteristicId,
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value: ab2hex(characteristic.value)
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}
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}
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// data[`chs[${this.data.chs.length}]`] = {
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// uuid: characteristic.characteristicId,
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// value: ab2hex(characteristic.value)
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// }
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this.setData(data)
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})
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},
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stringToBytes : function(strtxt) {
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return new TextEncoder().encode(strtxt)
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},
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stringToByteArray:function (str) {
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console.log('str'+str)
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var array = new Uint8Array(str.length);
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for (var i = 0; i < str.length; i++) {
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array[i] = str.charCodeAt(i);
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console.log('array[i]'+array[i])
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}
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return array;
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} ,
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chooseMessageFile(e){
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const ds = e.currentTarget.dataset;
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const name = ds.name;
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const _this =this
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let array = [name]
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console.log(_this.properties.paramA)
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console.log(app.globalData.roomIDName.length)
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console.log(_this.data.myArray.length)
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console.log(_this.properties.myProperty.length)
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wx.chooseMessageFile({
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count: 1,
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type:'file',
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extension:array,
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success(res){
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console.log(res)
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if (name === '.hex')
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{
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console.log('chooseMessageFile True HEX:'+res.tempFiles[0].path)
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_this.setData({
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hex_filename:res.tempFiles[0].name,
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hex_filePath:res.tempFiles[0].path,
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})
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}
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else if (name === '.dat') {
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console.log('chooseMessageFile True DAT:'+res.tempFiles[0].path)
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_this.setData({
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dat_filename:res.tempFiles[0].name,
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dat_filePath:res.tempFiles[0].path,
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})
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}
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},
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fail (res) {
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console.log('Failed to get file', res.errMsg)
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}
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})
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},
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writeBLECharacteristicValue(sendstr) {
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// 向蓝牙设备发送一个0x00的16进制数据
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console.log(sendstr)
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let datebuffer =this.stringToByteArray(sendstr);
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// console.log('buffer Size:'+buffer.length)
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let buffer = datebuffer.buffer
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console.log('datebuffer'+datebuffer)
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// let dataView = new Uint8Array(buffer)
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// dataView.a
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console.log('buffer.leng'+buffer.byteLength)
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console.log('buffer.leng'+buffer)
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// dataView.setUint8(1,11)
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// dataView.setUint8(2,16)
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// dataView.setUint8(3,13)
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// dataView.setUint8(4,18)
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// dataView.setUint8(5,12)
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// dataView.setUint8(6,24)
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// dataView.setUint8(7,54)
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// dataView.setUint8(8,34)
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console.log('UUID ：'+this._characteristicId)
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wx.writeBLECharacteristicValue({
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deviceId: this._deviceId,
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serviceId: this._serviceId,
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characteristicId: this._characteristicId,
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value: buffer,
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success (res) {
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console.log('writeBLECharacteristicValue success', res.errMsg)
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},
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fail (res) {
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console.log('writeBLECharacteristicValue fail', res.errMsg)
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}
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})
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},
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writeBLECharacteristicValue1(){
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this.writeBLECharacteristicValue('1233456789a')
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},
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closeBluetoothAdapter() {
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wx.closeBluetoothAdapter()
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this._discoveryStarted = false
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},
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},
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ready: function () {
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console.log(app.globalData.roomIDName)
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this.setData({
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myArray:app.globalData.roomIDName
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})
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console.log( this.data.myArray)
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},
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// 蓝牙操作
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})
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