const sleep=ms=>new Promise(r=>setTimeout(r,ms));
const getIgn = () => {
  for (const el of document.querySelectorAll('[data-id^="selectOptionKey_"]')) {
    const fs = el.closest('fieldset');
    if (el.offsetParent!==null && fs && (fs.querySelector('legend')||{}).textContent==='忽略网络') {
      const fk = Object.keys(el).find(k=>k.startsWith('__reactFiber$'));
      let f=el[fk];
      for(let i=0;i<12&&f;i++){ const mp=f.memoizedProps;
        if(mp && mp.list && typeof mp.onChange==='function') return mp; f=f.return; }
    }
  } return null;
};
const WANT = ['$1N223','$1N227','$1N236','+12V',
  'VO1','VO2','VO3','VO4','VO5','VO1_P','VO2_P','VO3_P','VO4_P','VO5_P'];
const added=[], missing=[];
for (const n of WANT) {
  const p = getIgn(); if(!p) return {err:'select gone at '+n};
  if (!p.list.some(o=>o.value===n)) { missing.push(n); continue; }
  p.onChange(n); await sleep(220); added.push(n);
}
const fs = Array.from(document.querySelectorAll('fieldset')).find(x=>(x.querySelector('legend')||{}).textContent==='忽略网络');
const fsL = Array.from(document.querySelectorAll('fieldset')).find(x=>(x.querySelector('legend')||{}).textContent==='布线图层');
return {added, missing, table:(fs.innerText||'').trim().replace(/\s+/g,' '),
  layers: Array.from(fsL.querySelectorAll('tr')).map(tr=>({t:(tr.innerText||'').trim(), on: !!tr.querySelector('i[class*="active_"]')}))};