classroom-music-activation/miniprogram/app.ts

// app.ts
import { api_getOpenId } from "./api/new";
const config = require("./config");

App<IAppOption>({
  globalData: {
    top: 0,
    baseUrl: config?.baseUrl,
    appId: "",
    deviceNum: "",
    isLogin: false,
    userInfo: {} as any,
  },
  onLaunch() {
    this.setAppId();
    wx.setStorageSync("traceId", this.getRandomKey());

    wx.login({
      success: async (res) => {
        await api_getOpenId({
          code: res.code,
          appId: this.globalData.appId,
        }).then((result: any) => {
          wx.setStorageSync("openId", result.data.data);
        });
      },
    });
  },
  getRandomKey() {
    return "" + new Date().getTime() + Math.floor(Math.random() * 1000000);
  },
  setAppId() {
    const accountInfo = wx.getAccountInfoSync();
    this.globalData.appId = accountInfo.miniProgram.appId;

    const deviceInfo = wx.getDeviceInfo();
    const deviceNum =
      deviceInfo.brand +
      "-" +
      deviceInfo.model +
      "-" +
      deviceInfo.platform +
      "-" +
      deviceInfo.system;
    this.globalData.deviceNum = deviceNum;

    const systemInfo = wx.getWindowInfo();
    this.globalData.top = systemInfo.windowHeight - 180;
  },
});