MiniprogramBle/pages/asyntest/asyntest.js

const app = getApp();

var longUtil = require('./../../utils/long'); 
var util = require('../../utils/util');
import { BLE } from "./../../utils/btls/ble"; 
 
 
const emitter = app.globalData.emitter

Page({
 
  /**
   * 页面的初始数据
   */
  data: {
    baseUrlImg: app.globalData.baseUrlImg,
    bleStatus: false,
    respond: [],
    blueyes: false, //是否重发同步指令	
    connectStatus: "",	  
    info:"未初始化蓝牙适配器",
  },
  
  btntest1(event){
      var that = this;
      this.startconnect()
  },
 
  btntest2(event){
      var that = this
	  let userTelephone = "13028878230"
	  let userPassword = "130288"
	  let pwd = "12344321"
	  let openLockType = 2
	  
      this.openLock(userTelephone, userPassword, pwd, openLockType)
  },
 
  //获取输入框的数据
  getmsg(event){
      this.setData({
          sendmsg:event.detail.value
      })
  },
 
 
  btntest3(event){
    var that = this;
    this.closeblue()
  },
  
  
  
    startconnect() {
	    //if(checkWechatVersion())
		{
            const ble = new BLE("yxwl01680000004895", emitter)
            app.globalData.ble = ble
		    this.watchBLE()
            app.globalData.ble.init()
		}
    },
    
	
	watchBLE() {
        if (app.globalData.ble) {
            app.globalData.ble.listen(res => {
                if (res.type == 'connect') {
                    if (res.data == "未打开适配器") {
                        wx.showModal({
                            title: "提示",
                            content: "请检查手机蓝牙和定位功能是否打开？",
                            showCancel: false,
                            confirmText: "确定",
                        });
                    } else {
                        this.setData({
                            info: res.data
                        })
                        app.globalData.bleStatus = res.data
                    }
                }
            })
        }
    },  
  
	closeblue() {
        wx.showLoading({
            title: "正在停止...",
        });
        app.globalData.ble.close()
        setTimeout(() => {
            wx.hideLoading()
        }, 1000);
        app.globalData.bleStatus = false
        this.setData({
            bleStatus: false,
            respond: []
        })

    },
    
 
	openLock(userTelephone, userPassword, pwd, openLockType) {
        wx.showLoading({
            title: "正在发送...",
        });
        setTimeout(() => {
            wx.hideLoading()
        }, 1000);
		
		let cmd = 0x41
		
		let ut = util.stringToUint8Array(userTelephone)

        let up = util.stringToUint8Array(userPassword)

        let p = util.hexStringToBytesWithPadding(pwd, 10, 0xff)	

        let length =  1+11+6+10+1

	 	let b = new Uint8Array(length)

        b[0] = cmd
        b.set(ut, 1)
		b.set(up, 12)
		b.set(p, 18)
		b[28] = openLockType
		console.log(b)		
        app.globalData.ble.send(cmd, b, length)
    },  
})
 
 
/**
 * 版本比较
 */
function versionCompare (ver1, ver2) { //版本比较
    // console.log("ver1" + ver1 + 'ver2' + ver2);
    var version1pre = parseFloat(ver1)
    var version2pre = parseFloat(ver2)
    var version1next = parseInt(ver1.replace(version1pre + ".", ""))
    var version2next = parseInt(ver2.replace(version2pre + ".", ""))
    if (version1pre > version2pre)
        return true
    else if (version1pre < version2pre)
        return false
    else {
        if (version1next > version2next)
            return true
        else
            return false
    }
}
 
/**
 * 微信版本检测
 * Android从微信 6.5.7 开始支持，iOS从微信 6.5.6 开始支持
 */
function checkWechatVersion() {
  wx.getSystemInfo({
      success: function (res) {
		  let si = res;
          if (si.platform == 'android' && versionCompare('6.5.7', si.version)) {
			  
			  console.log("当前安卓微信版本过低，请更新至最新版本体验");
			  
              wx.showModal({
              title: '提示',
              content: '当前微信版本过低，请更新至最新版本体验',
              showCancel: false
              })
			  return false;
          }else if (si.platform == 'ios' && versionCompare('6.5.6', si.version)) {
			  
			  console.log("当前苹果微信版本过低，请更新至最新版本体验");
			  
              wx.showModal({
                  title: '提示',
                  content: '当前微信版本过低，请更新至最新版本体验',
                  showCancel: false
              })
			  return false;
          }
		  return true;
      }
  })
}