App({
  globalData: { token: "", user: null },
  onLaunch() {
    this.globalData.token = wx.getStorageSync("pet_token") || "";
  },
  async login() {
    if (this.globalData.token) return this.globalData.token;
    if (!this.loginPromise)
      this.loginPromise = (async () => {
        const { request } = require("./utils/api");
        const { code } = await wx.login();
        if (!code) throw new Error("微信登录未取得凭证，请重试");
        const data = await request("/auth/login", "POST", { code }, false);
        this.globalData.token = data.token;
        this.globalData.user = data.user;
        wx.setStorageSync("pet_token", data.token);
        return data.token;
      })().finally(() => {
        this.loginPromise = null;
      });
    return this.loginPromise;
  },
});