sony-ble/pages/index/index.js

// index.js
// 获取应用实例
const getBle =  require("../../utils/ble");
const app = getApp();
const ble = getBle();
const connectStateMap = {
  0: {text:'未连接',color:"red"},
  1:  {text:'扫描中',color:"greenYellow"},
  2:  {text:'连接中',color:"#d8e84d"},
  3:  {text:'已连接',color:"#00ff00"}
}
const bleStateEnum = {
  notConnect: 0,
  searching: 1,
  connecting: 2,
  connected: 3,
}
Page({
  data: {
    connectStateMap,
    ble:{
      state: 0,
      init: false,
    },
    remoteDev:{
      connect: false,
      devName: "",
    },
    bleDevs:[],// 搜索到的蓝牙设备列表
    motto: 'Hello World',
    userInfo: {},
    hasUserInfo: false,
    canIUse: wx.canIUse('button.open-type.getUserInfo'),
    canIUseGetUserProfile: false,
    canIUseOpenData: wx.canIUse('open-data.type.userAvatarUrl') && wx.canIUse('open-data.type.userNickName') // 如需尝试获取用户信息可改为false
  },
  async onShow(){
    // 初始化蓝牙
    try {
      console.log("init ble");
      await ble.initBle();
      this.setData({
        ble: {...this.data.ble,init: true},
      })
    } catch (error) {
      console.log(error);
      this.setData({
        ble: {...this.data.ble,init: false},
      })
      wx.showModal({
        title: '初始化蓝牙失败',
        content: error.errMsg,
        success (res) {
          if (res.confirm) {
            console.log('用户点击确定')
          } else if (res.cancel) {
            console.log('用户点击取消')
          }
        }
      })
    }
  },
  // 事件处理函数
  bindViewTap() {
    wx.navigateTo({
      url: '../logs/logs'
    })
  },
  async searchDevice(){
    console.log("搜索 蓝牙设备");
    if(!this.data.ble.init){
      return wx.showModal({
        title: '蓝牙错误',
        content: "无法启用蓝牙!!!",
        success (res) { }
      })
    }
    
    this.setData({
      ble: {...this.data.ble,state: 1},
    })
  },
  tapState(){
    switch(this.data.ble.state){
      case bleStateEnum.notConnect:
        this.searchDevice();
        break;
      case bleStateEnum.searching:
        break;
      case bleStateEnum.connecting:
        break;
      case bleStateEnum.connected:
        break;
    }
  },
  onLoad() {
    if (wx.getUserProfile) {
      this.setData({
        canIUseGetUserProfile: true
      })
    }
  },
  getUserProfile(e) {
    // 推荐使用wx.getUserProfile获取用户信息，开发者每次通过该接口获取用户个人信息均需用户确认，开发者妥善保管用户快速填写的头像昵称，避免重复弹窗
    wx.getUserProfile({
      desc: '展示用户信息', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写
      success: (res) => {
        console.log(res)
        this.setData({
          userInfo: res.userInfo,
          hasUserInfo: true
        })
      }
    })
  },
  getUserInfo(e) {
    // 不推荐使用getUserInfo获取用户信息，预计自2021年4月13日起，getUserInfo将不再弹出弹窗，并直接返回匿名的用户个人信息
    console.log(e)
    this.setData({
      userInfo: e.detail.userInfo,
      hasUserInfo: true
    })
  }
})