//const BASE_URL = 'https://muguaclub.cn';
//const BASE_URL = "http://127.0.0.1:8000";
const BASE_URL = 'https://m.muguaclub.cn/clock';
const STATIC_BASE_URL = 'https://m.muguaclub.cn';

let redirectingProfile = false;

function goProfile() {
  if (redirectingProfile) {
    return;
  }
  const pages = getCurrentPages();
  const current = pages.length ? pages[pages.length - 1] : null;
  const route = current && current.route;
  if (route === 'pages/profile/profile') {
    return;
  }
  redirectingProfile = true;
  wx.switchTab({
    url: '/pages/profile/profile',
    complete() {
      setTimeout(() => {
        redirectingProfile = false;
      }, 1200);
    }
  });
}

function request(options) {
  const { url, method = 'GET', data = {}, auth = true } = options;
  const isIdempotent = method === 'GET' || method === 'DELETE';
  let retried = false;

  return new Promise((resolve, reject) => {
    const doRequest = () => {
      const header = { 'Content-Type': 'application/json' };
      const token = wx.getStorageSync('token');
      if (auth && token) {
        header['Authorization'] = 'Bearer ' + token;
      }
      wx.request({
        url: BASE_URL + url,
        method,
        data,
        header,
        success(res) {
          if (res.statusCode >= 200 && res.statusCode < 300) {
            resolve(res.data);
          } else if (res.statusCode === 401) {
            wx.removeStorageSync('token');
            if (auth) {
              goProfile();
            }
            reject(res.data || { error: '未登录' });
          } else {
            reject(res.data || { error: '请求失败' });
          }
        },
        fail(err) {
          // 冷启动时首个请求可能因网络栈未就绪而失败，空闲时对幂等请求自动重试一次
          const msg = (err && err.errMsg) || '';
          const domainError = /url not in domain list|domain not/i.test(msg);
          if (!retried && isIdempotent && !domainError) {
            retried = true;
            setTimeout(doRequest, 800);
            return;
          }
          reject(err);
        }
      });
    };
    doRequest();
  });
}

module.exports = { request, BASE_URL, STATIC_BASE_URL };