wxmini/pages/pageB/connectBle/connectBle.js

const {
  BtHelper
} = require('../../../devices/bt_helper');

const constant = require('../../../utils/constant.js');

Page({
  data: {
    connectDevice: {},
    nvabarData: {
      showCapsule: 1, //是否显示左上角图标   1表示显示    0表示不显示
      title: '连接设备', //导航栏 中间的标题
    },
    connectStatus: 0,
    searchTips: "正在搜索设备，请保持开机状态…",
    subTips: "确认手机蓝牙已打开",
    buttonTips: "正在搜索设备",
    deviceImg: null,
  },

  onLoad(options) {
    var that = this;
    var json = JSON.parse(options.param)

    BtHelper.getInstance().initBluetoothAdapter();
    BtHelper.getInstance().getBluetoothDevices();


    if (json) {
      that.data.connectDevice = json;
      that.setData({
        connectDevice: json
      });
    }

    that.startSearch();
  },

  ///搜索设备
  async startSearch() {
    var that = this;
    that.setStatus(0);
    var connectDevice = that.data.connectDevice;
    console.log("要连接设备：", connectDevice)
    BtHelper.getInstance().startScan(connectDevice,
      async function (b) {
          if (!b) {
            that.setStatus(1);
          }
        },
        async function (res) {
          await BtHelper.getInstance().stopSearch();
          console.log("搜索到设备11：", res);
          that.setStatus(2);
          that.data.connectDevice.deviceId = res.deviceId;
          that.data.connectDevice.connectable = res.connectable;
          that.data.connectDevice.mac = res.mac;
        }
    );
  },

  async connectToDvice() {
    var that = this;
    ///当前的同一个蓝牙
    var connectDevice = that.data.connectDevice;
    var isTheSame = getCurrentPages()[0].isTheSameBlue(connectDevice);
    if (isTheSame) {
      constant.routeUtil.goBackRoute(constant.routeRoot.index);
      return;
    }

    ///断开蓝牙连接
    wx.showLoading({
      title: '请稍后',
    });

    BtHelper.getInstance().connect(connectDevice, function (isConnected, device) {
      wx.hideLoading();
      that.setStatus(isConnected ? 3 : 4)
      if (isConnected) {
        device.connectType = 1;
        device.state = 'online';
        device.imageUrl = device.img;
        getCurrentPages()[0].addBlueDevice(device);
        constant.routeUtil.goBackRoute(constant.routeRoot.index);
      }
    }, true);
  },

  ///连接设备按钮
  connectDeviceTap() {
    var that = this;
    console.log("点击搜索状态", that.data.connectStatus)
    switch (that.data.connectStatus) {
      case 0:
        // 搜索中
        break;
      case 1:
      case 4:
        // 搜索失败，点击重新搜索了
        that.startSearch()
        break;
      case 2:
        that.connectToDvice()
        break;
      case 3:
        // 连接成功
        break;
    }
  },

  setStatus(bleType) {
    var that = this;
    var searchTips = ""
    var subTips = ""
    var buttonTips = ""
    let name = that.data.connectDevice.name;
    let typeList = that.data.connectDevice.typeList ?? []
    let bleTypes = typeList.find(v => v.connectType == 1) ?? {}
    let deviceLinkResp = bleTypes.deviceLinkResp ?? {}

    console.log("搜索状态", bleType)
    switch (bleType) {
      case 0:
        // 搜索中
        searchTips = "正在搜索设备，请保持开机状态…"
        subTips = "确认手机蓝牙已打开"
        buttonTips = "正在搜索设备"
        that.data.deviceImg = deviceLinkResp.icon1
        break;
      case 1:
        // 搜索失败
        searchTips = "未搜索到" + name
        subTips = "请检查设备是否被其他手机连接，或在手机蓝牙忽略掉原来的蓝牙连接重新连接。"
        buttonTips = "重新搜索"
        that.data.deviceImg = deviceLinkResp.icon1
        break;
      case 2:
        // 搜索到
        searchTips = "搜索到" + name
        subTips = ""
        buttonTips = "连接"
        that.data.deviceImg = deviceLinkResp.icon2
        break;
      case 3:
        // 连接成功
        searchTips = "连接到" + name
        subTips = ""
        buttonTips = "连接成功"
        that.data.deviceImg = deviceLinkResp.icon2
        break;
      case 4:
        // 连接失败
        searchTips = "未连接到" + name
        subTips = "请检查设备是否被其他手机连接，或在手机蓝牙忽略掉原来的蓝牙连接重新连接。"
        buttonTips = "重新搜索"
        that.data.deviceImg = deviceLinkResp.icon1
        break;
    }

    that.setData({
      searchTips: searchTips,
      subTips: subTips,
      buttonTips: buttonTips,
      connectStatus: bleType,
      deviceImg: that.data.deviceImg
    })
  },

  ///关闭界面时候触发
  onUnload: function () {
    BtHelper.getInstance().stopSearch();
  }
})

// wx.getSystemInfo({
//   success: function (res) {
//     // { "screenWidth": 407, "cpuType": "unknown", "phoneCalendarAuthorized": true, "windowHeight": 888, "bluetoothEnabled": true, "bluetoothAuthorized": true, "language": "zh_CN", "microphoneAuthorized": true, "fontSizeScaleFactor": 1, "locationAuthorized": true, "notificationAuthorized": true, "model": "23078RKD5C", "statusBarHeight": 35, "safeArea": { "width": 407, "right": 407, "top": 35, "left": 0, "bottom": 888, "height": 853 }, "brand": "Redmi", "windowWidth": 407, "locationEnabled": true, "benchmarkLevel": 15, "screenHeight": 888, "abi": "arm64-v8a", "version": "8.0.53", "cameraAuthorized": true, "deviceAbi": "arm64-v8a", "system": "Android 14", "memorySize": 15367, "fontSizeSetting": 16, "pixelRatio": 3, "deviceOrientation": "portrait", "wifiEnabled": true, "screenTop": 0, "errMsg": "getSystemInfo:ok", "platform": "android", "SDKVersion": "3.6.6", "enableDebug": false, "devicePixelRatio": 3, "host": { "env": "WeChat", "version": 671102271 }, "mode": "default" }
//     console.log('UUID: ' + JSON.stringify(res));
//     console.log('MAC: ' + res.macaddress);
//   }
// });

// didFindDevice(element) {
//   let deviceId = element.deviceId
//   var that = this;
//   // todo 暂定这样

//   if (
//     // deviceId.includes("D8:24:07:89:31") ||
//     // // 2axk
//     // element.deviceId.includes("F5:A5:43:70:C8:F1") ||
//     /// sr1
//     element.deviceId.includes("E4:9F:80:09:40:EC") ||
//     // 黑色2x
//     // element.deviceId.includes("F6:61:D8:24:E5:98")
//     // /// mac: D7:92:84:87:09:7D
//     // ||
//     // element.deviceId.includes("F6:61:D8:24:E5:98") ||
//     // 黑胶
//     deviceId.includes("00:33:52:A7:3E:D0")
//   ) {
//     if (element.connectable == true) {
//       console.log("找到设备ble", element);
//       that.data.connectDevice.mac = element.mac
//       that.data.connectDevice.deviceId = element.deviceId
//       BtHelper.getInstance().stopSearch()
//       that.setStatus(2)
//       return true
//     }
//   }
//   return false
// },