wxmini/pages/setWifi/setWifi.js

// pages/setWifi/setWifi.js
const { BtHelper } = require("../../devices/bt_helper");
import EventManager from '../../utils/event_bus'
import { EnumCmdEvent, CmdEvent } from '../../devices/cmd_key_event';
Page({
  data: {
    wifiName: '',
    wifiPassword: '',
    _otaUrl: "",
  },

  getConnectedWifi: function () {
    const that = this;

    wx.startWifi({
      success(res) {
        console.log(res.errMsg)

        wx.getConnectedWifi({
          success: function (res) {
            const wifiName = res.wifi.SSID;
            that.setData({
              wifiName: wifiName
            });
          },
          fail: function (err) {
            console.error('获取Wi-Fi信息失败', err);
            // wx.showToast({
            //   title: '获取Wi-Fi信息失败',
            //   icon: 'none'
            // });

          }
        });

      }
    })


  },

  onWifiNameInput: function (e) {
    this.setData({
      wifiName: e.detail.value
    });
  },

  onWifiPasswordInput: function (e) {
    this.setData({
      wifiPassword: e.detail.value
    });
  },
  // string转换为List<int>
  string2ListInt(text) {
    let code = Array.from(text).map(char => char.charCodeAt(0));
    console.log("string转换为List<int>", text, code)
    return code
  },
  _int2Hex(num) {
    let value = num ?? 0;
    let hexStr = value.toString(16).toUpperCase();
    hexStr = hexStr.padStart(2, '0');
    let hexNum = parseInt(hexStr, 16);
    return hexNum;
  },
  sendWiFiInfo(wifiName, pwd) {
    // [0x22, (wifiList.length + pwdList.length + 6), 0x33, (wifiList.length), (wifiList), 0x44, (pwdList)];

    if (!wifiName || !pwd) {
      wx.showToast({
        title: '请输入正确的账号密码',
      })
      wx.hideLoading()
      return;
    }

    let result = [];

    // 字母*6 +
    let wifiList = this.string2ListInt(wifiName);

    // 数字*3 +
    let pwdList = this.string2ListInt(pwd);
    console.log("wifiList", wifiList, "pwdList", pwdList)

    // 16进制
    result.push(0x22);
    result.push(this._int2Hex(wifiList.length + pwdList.length + 6));

    // 账号
    result.push(0x33);
    result.push(this._int2Hex(wifiList.length));

    let p = result[3] + 4;
    let j = 0;
    for (let i = 4; i < p; i++) {
      result.splice(i, 0, wifiList[j++]);
    }

    // 密码
    result.splice(p, 0, 0x44);
    result.splice(++p, 0, this._int2Hex(pwdList.length));
    p++;
    j = 0;
    for (let i = p; i < p + pwdList.length; i++) {
      result.splice(i, 0, pwdList[j++]);
    }
    // result.push(...pwdList)

    console.log("发送wifi账号密码：", result.toString());
    // _ble.send({ cmd: result });
    BtHelper.getInstance().otaSetWifi(result)
  },

  onConfirm: function () {
    const { wifiName, wifiPassword } = this.data;
    if (!wifiName || !wifiPassword) {
      wx.showToast({
        title: '请输入完整的Wi-Fi信息',
        icon: 'none'
      });
      return;
    }
    // 这里可以添加进一步的逻辑，比如连接Wi-Fi或保存信息
    this.sendWiFiInfo(wifiName, wifiPassword);
  },
  addNotification() {
    let _this = this;
    EventManager.addNotification(CmdEvent.eventName, function (event) {
      let name = event.cmdEvent;
      console.log("设置wifi0：", event)
      let kind = event.heiJiaoKind;
      console.log("设置wifi：", name, otaCmd, kind)
      let toast = "设置wifi：" + name + " value," + otaCmd + "kind ," + kind
      wx.showToast({
        title: toast,
        icon: 'none'
      })
    }, _this)
  },
  onLoad: function (options) {
    let param = options.param ?? "{}";
    let url = JSON.parse(param).url ?? "";
    this.data._otaUrl = url;
    this.getConnectedWifi();
    this.addNotification()
  },
  onUnload: function () {
    EventManager.removeNotification(CmdEvent.eventName)
  },
});