(async () => {
  const out = { cfg: null, tries: [] };
  try { out.cfg = JSON.parse(JSON.stringify(lib.mtop.config || {})); } catch { out.cfg = String(lib.mtop.config); }
  out.mtopKeys = Object.keys(lib.mtop);

  const call = async (label, opts) => {
    try {
      const r = await lib.mtop.request(Object.assign({
        api: 'mtop.alibaba.idle.seller.pc.datacompass.item.list',
        v: '1.0', type: 'POST', dataType: 'json',
        data: { tabType: 'all', dateRange: '', ms: '', dateType: 'recent7d', categoryInfoStr: '[]', itmName: '', itmId: '', isDpStk: '', mktActId: '', page: 1, pageSize: 3 },
      }, opts));
      const d = r && r.data && r.data.data;
      out.tries.push({ label, ok: true, ret: r && r.ret, listLen: d && d.list && d.list.length, total: d && d.total });
    } catch (e) {
      let info = null; try { info = JSON.parse(JSON.stringify(e)); } catch { }
      out.tries.push({ label, ok: false, ret: e && e.ret, errMsg: info && info.data && info.data.errorMsg });
    }
  };

  await call('ext_querys-plain', { ext_querys: 'accountSite=xianyu' });
  await call('ext_querys-amp', { ext_querys: '&accountSite=xianyu' });
  await call('option-accountSite', { accountSite: 'xianyu' });
  await call('both', { accountSite: 'xianyu', ext_querys: 'accountSite=xianyu&spm_cnt=a21ybx.home.0.0' });
  return out;
})()