let apiDocTab='ingest';
async function viewAPIDocs(){
  const doc=await api('/api/admin/api-docs');
  if(doc.error){ $('#app').innerHTML='<div class="card empty">'+esc(doc.error)+'</div>'; return; }
  const groups=doc.groups||[];
  if(!groups.some(g=>g.id===apiDocTab)) apiDocTab=(groups[0]&&groups[0].id)||'';
  const tabs=groups.map(g=>'<button class="btn'+(g.id===apiDocTab?' on':'')+'" onclick="apiDocTab=\''+esc(g.id)+'\';viewAPIDocs()">'+esc(g.title)+'</button>').join('');
  const g=groups.find(x=>x.id===apiDocTab)||groups[0]||{endpoints:[]};
  const key=g.key?'<div class="card"><div class="muted">固定密钥</div><div class="mono" id="ingestKey" style="margin:8px 0;word-break:break-all">'+esc(g.key)+'</div><button class="btn" onclick="copyIngestKey()">复制密钥</button> <button class="btn" onclick="rotateIngestKey()">更新</button></div>':'';
  const eps=(g.endpoints||[]).map(ep=>{
    const body=ep.body?'<div class="modal-sec">请求体</div><pre class="muted detail">'+esc(JSON.stringify(ep.body,null,2))+'</pre>':'';
    return '<div class="card"><div class="toolbar"><b>'+esc(ep.method)+'</b><span class="mono">'+esc(ep.path)+'</span></div><div>'+esc(ep.summary||'')+'</div>'+body+'<div class="modal-sec">示例</div><pre class="muted detail">'+esc(ep.curl||'')+'</pre><button class="btn" onclick="copyText(this.previousElementSibling.textContent)">复制示例</button></div>';
  }).join('');
  $('#app').innerHTML='<div class="card"><div class="toolbar"><h3 style="margin:0">API 对接</h3><div class="chips">'+tabs+'</div></div><div class="muted">'+esc(g.auth||'')+'</div><div class="muted">基址 '+esc(doc.base||'')+'</div></div>'+key+eps;
}
function copyText(text){
  const done=()=>notice('已复制','');
  if(navigator.clipboard && navigator.clipboard.writeText){ navigator.clipboard.writeText(text).then(done).catch(()=>fallbackCopy(text)); return; }
  fallbackCopy(text);
}
function fallbackCopy(text){
  const ta=document.createElement('textarea');
  ta.value=text; document.body.appendChild(ta); ta.select();
  try{ document.execCommand('copy'); notice('已复制',''); }catch(e){ fail('无法复制', text); }
  ta.remove();
}

function copyIngestKey(){
  const el=document.getElementById('ingestKey');
  copyText(el?el.textContent:'');
}
async function rotateIngestKey(){
  const ok=await modal({title:'更新上报密钥', message:'旧密钥会立即失效，正在使用的上报方需要换成新密钥。', okText:'更新'});
  if(!ok) return;
  const res=await api('/api/admin/ingest-key',{method:'POST',body:'{}'});
  if(res.error) return fail('无法更新', res.error);
  const el=document.getElementById('ingestKey');
  if(el && res.key) el.textContent=res.key;
  notice('已更新','新密钥已生效');
}