UI/packages/tools/cli/bin/ua.js

#!/usr/bin/env node
/*** @ui-arch CLI：组件库注册表命令行 + 内置 MCP 服务（零依赖，Node >= 18） ***/
import fs from 'node:fs';
import path from 'node:path';
import { fileURLToPath } from 'node:url';

const __dirname = path.dirname(fileURLToPath(import.meta.url));

/*** 自底向上查找仓库根（以 pnpm-workspace.yaml 为界） ***/
function findRepoRoot(start) {
  let dir = start;
  for (let i = 0; i < 10; i++) {
    if (fs.existsSync(path.join(dir, 'pnpm-workspace.yaml'))) return dir;
    const parent = path.dirname(dir);
    if (parent === dir) return process.cwd();
    dir = parent;
  }
  return process.cwd();
}

const ROOT = findRepoRoot(__dirname);
const PKG_DIR = path.join(ROOT, 'packages');
const INDEX_DIR = path.join(ROOT, '.ua');
const INDEX_FILE = path.join(INDEX_DIR, 'index.json');
const LLMS_FILE = path.join(ROOT, 'llms.txt');
const LLMS_FULL = path.join(ROOT, 'llms-full.txt');

/*** 汇总各包 ua.manifest.json 与 package.json 版本（扫描 packages/ 两层目录） ***/
function collectManifests() {
  const out = [];
  if (!fs.existsSync(PKG_DIR)) return out;
  const readManifest = (dir) => {
    const manifestPath = path.join(dir, 'ua.manifest.json');
    if (!fs.existsSync(manifestPath)) return; // 卫语句：无清单不入索引
    const manifest = JSON.parse(fs.readFileSync(manifestPath, 'utf8'));
    const pkgPath = path.join(dir, 'package.json');
    let version = '0.0.0';
    if (fs.existsSync(pkgPath)) {
      version = JSON.parse(fs.readFileSync(pkgPath, 'utf8')).version ?? version;
    }
    out.push({
      ...manifest,
      version,
      dir: path.relative(ROOT, dir).split(path.sep).join('/'),
    });
  };
  for (const layer of fs.readdirSync(PKG_DIR)) {
    const layerDir = path.join(PKG_DIR, layer);
    if (!fs.statSync(layerDir).isDirectory()) continue;
    readManifest(layerDir); // 兼容单层直放
    for (const name of fs.readdirSync(layerDir)) {
      const dir = path.join(layerDir, name);
      if (fs.statSync(dir).isDirectory()) readManifest(dir);
    }
  }
  return out;
}

/*** 内容无变化则跳过写入（幂等，行尾归一化防 CRLF 误判；norm 可剔除时间戳后再比对），避免弄脏工作区 ***/
function writeIfChanged(file, content, norm = (s) => s) {
  if (fs.existsSync(file) && norm(fs.readFileSync(file, 'utf8').replace(/\r\n/g, '\n')) === norm(content)) return false;
  fs.writeFileSync(file, content);
  return true;
}

/*** 聚合清单，生成 .ua/index.json 与 llms.txt ***/
function cmdIndex() {
  const packages = collectManifests();
  fs.mkdirSync(INDEX_DIR, { recursive: true });
  const index = {
    $schema: 'ui-arch-registry-index/0.1',
    generatedAt: new Date().toISOString(),
    repoRoot: '.',
    packages,
  };
  // 幂等：剔除 generatedAt 后内容一致即不写入，连续 check 不弄脏工作区
  const json = JSON.stringify(index, null, 2) + '\n';
  const stripTs = (s) => s.replace(/"generatedAt": "[^"]*"/, '"generatedAt": ""');
  const changed = !fs.existsSync(INDEX_FILE) || stripTs(fs.readFileSync(INDEX_FILE, 'utf8').replace(/\r\n/g, '\n')) !== stripTs(json);
  if (changed) fs.writeFileSync(INDEX_FILE, json);

  const lines = [
    '# @ui-arch 私人组件库索引',
    '',
    '> 本文件由 `ua index` 自动生成，请勿手改。机器可读版：`.ua/index.json`。',
    '> Agent 可通过 `ua mcp`（stdio MCP server）直接查询注册表。',
    '',
  ];
  for (const p of packages) {
    lines.push(`## ${p.name} (v${p.version})`, '');
    lines.push(`- 类型: ${p.type} · 目录: ${p.dir}`);
    lines.push(`- 描述: ${p.description}`);
    if (p.api?.exports?.length) {
      lines.push('- API:');
      for (const e of p.api.exports) lines.push(`  - ${e}`);
    }
    if (p.usage) lines.push(`- 用法: \`${p.usage}\``);
    for (const c of p.conventions ?? []) lines.push(`- 约定: ${c}`);
    lines.push('');
  }
  writeIfChanged(LLMS_FILE, lines.join('\n'));
  console.log(`indexed ${packages.length} package(s) -> .ua/index.json, llms.txt${changed ? '' : ' (unchanged, skip)'}`);
}

/*** 读取注册表索引；缺失则报错退出 ***/
function loadIndex() {
  if (!fs.existsSync(INDEX_FILE)) {
    console.error('index not found, run: ua index');
    process.exit(1);
  }
  return JSON.parse(fs.readFileSync(INDEX_FILE, 'utf8'));
}

/*** 列出全部已注册包 ***/
function cmdList() {
  const { packages } = loadIndex();
  if (!packages.length) return console.log('(no packages indexed)');
  for (const p of packages) {
    console.log(`${p.name}  v${p.version}  [${p.type}]  ${p.description}`);
  }
}

/*** 输出单包完整元数据 ***/
function cmdInfo(name) {
  const { packages } = loadIndex();
  const p = packages.find((x) => x.name === name || x.name === `@ui-arch/${name}`);
  if (!p) {
    console.error(`not found: ${name}`);
    process.exit(1);
  }
  console.log(JSON.stringify(p, null, 2));
}

// ---- 静态文档站生成 ----

/*** HTML 转义：& < > ***/
function esc(s) {
  return String(s).replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
}

/*** 渲染人类文档站：注册表 + 逐组件 props/步骤 + 现场演示 iframe + 令牌，数据内嵌支持搜索 ***/
function renderDocs(index, tokens) {
  const data = JSON.stringify(index.packages).replace(/</g, '\\u003c');
  const tokData = JSON.stringify(tokens).replace(/</g, '\\u003c');
  const generatedAt = esc(index.generatedAt);
  return `<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>@ui-arch 组件库文档</title>
<style>
:root{--bg:#ffffff;--surface:#f6f7f9;--text:#1c1e21;--muted:#6b7280;--border:rgba(0,0,0,.14);--accent:#185fa5;--code-bg:#101216;--code-text:#e7e9ec}
@media (prefers-color-scheme:dark){:root{--bg:#101216;--surface:#1a1c22;--text:#e7e9ec;--muted:#888780;--border:rgba(255,255,255,.15);--accent:#378add}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.65 -apple-system,"Segoe UI","Microsoft YaHei",sans-serif}
header{position:sticky;top:0;z-index:2;display:flex;gap:16px;align-items:center;flex-wrap:wrap;padding:14px 24px;background:var(--bg);border-bottom:1px solid var(--border)}
header h1{margin:0;font-size:16px;font-weight:500}
header h1 span{color:var(--muted);font-weight:400;font-size:14px;margin-left:8px}
#q{flex:1;min-width:220px;max-width:420px;margin-left:auto;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);font-size:13px;outline:none}
#q:focus{border-color:var(--accent)}
nav.pkgnav{max-width:960px;margin:18px auto 0;padding:0 20px;display:flex;gap:8px;flex-wrap:wrap}
nav.pkgnav a{font-size:12px;color:var(--accent);text-decoration:none;border:1px solid var(--border);border-radius:999px;padding:3px 12px}
main{max-width:960px;margin:0 auto;padding:20px 20px 60px}
.card{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:22px 24px;margin-bottom:22px}
.card h2{margin:0;font-size:16px;font-weight:500;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ver{font-size:12px;color:var(--muted)}
.badge{font-size:11px;padding:2px 8px;border-radius:999px;background:var(--accent);color:#fff}
.desc{color:var(--muted);margin:10px 0 0}
.tag{display:inline-block;font-size:11px;padding:2px 9px;margin:10px 6px 0 0;border:1px solid var(--border);border-radius:999px;color:var(--muted)}
.card h3{font-size:13px;font-weight:500;margin:18px 0 8px}
.card ul,.card ol{margin:0;padding-left:18px}
.card li{margin:4px 0}
.comp{border:1px dashed var(--border);border-radius:10px;padding:14px 16px;margin:14px 0 0;background:var(--bg)}
.comp h4{margin:0 0 8px;font-size:14px;font-weight:500;font-family:Consolas,Menlo,monospace}
.comp h5{margin:12px 0 6px;font-size:12px;color:var(--muted);font-weight:500}
table.props{width:100%;border-collapse:collapse;font-size:12.5px;margin:8px 0}
table.props th,table.props td{border:1px solid var(--border);padding:5px 9px;text-align:left;vertical-align:top}
table.props th{background:var(--surface);font-weight:500;color:var(--muted)}
pre{background:var(--code-bg);color:var(--code-text);border-radius:8px;padding:12px 14px;overflow-x:auto;font:12.5px/1.6 Consolas,Menlo,monospace;margin:8px 0}
code{font-family:Consolas,Menlo,monospace;font-size:12.5px}
li code,td code{background:var(--code-bg);color:var(--code-text);padding:1px 6px;border-radius:4px}
iframe.demo{width:100%;height:430px;border:1px dashed var(--border);border-radius:10px;margin-top:10px;background:var(--surface)}
.sw{display:flex;align-items:center;gap:10px;margin:6px 0}
.sw i{width:26px;height:26px;border-radius:6px;border:1px solid var(--border);flex:none}
.sw code{color:var(--muted)}
.sw span{font-size:12px;color:var(--muted)}
.swatches{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:4px 20px}
.empty{color:var(--muted);text-align:center;padding:40px 0}
footer{max-width:960px;margin:0 auto;padding:0 20px 40px;color:var(--muted);font-size:12px}
</style>
</head>
<body>
<header><h1>@ui-arch<span>私人组件库</span></h1><input id="q" placeholder="搜索组件、参数、API…" autocomplete="off"></header>
<nav class="pkgnav" id="nav"></nav>
<main id="app"></main>
<footer>由 <code>ua docs</code> 生成于 ${generatedAt} · AI 版全文：<code>llms-full.txt</code> · 重新生成：npm run docs</footer>
<script>
var DATA=${data};
var TOKENS=${tokData};
var ORDER={skin-dom:0,'headless-core':1,'design-tokens':2};
function esc(s){return String(s).replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;')}
function propsTable(c){
  var rows=(c.props||[]).map(function(p){
    return '<tr><td><code>'+esc(p.n)+'</code></td><td><code>'+esc(p.t)+'</code></td><td>'+(p.r?'必填':'否')+'</td><td>'+(p.df?'<code>'+esc(p.df)+'</code>':'—')+'</td><td>'+esc(p.d||'')+(p.k?'（回调）':'')+'</td></tr>';
  }).join('');
  return '<table class="props"><tr><th>参数</th><th>类型</th><th>必填</th><th>默认值</th><th>说明</th></tr>'+rows+'</table>';
}
function compBlock(c){
  var steps=(c.steps||[]).map(function(s){return '<li>'+esc(s)+'</li>'}).join('');
  return '<div class="comp" id="c-'+esc(c.id)+'"><h4>'+esc(c.id)+' · '+esc(c.title||'')+'</h4>'
    +(c.props?propsTable(c):'')
    +(c.example?'<pre><code>'+esc(c.example)+'</code></pre>':'')
    +(steps?'<h5>手把手</h5><ol>'+steps+'</ol>':'')
    +(c.demo?'<iframe class="demo" src="demo.html#'+esc(c.demo)+'" loading="lazy" title="'+esc(c.id)+' 现场演示"></iframe>':'')
    +'</div>';
}
function pkgCard(p){
  var steps=(p.docs&&p.docs.steps||[]).map(function(s){return '<li>'+esc(s)+'</li>'}).join('');
  var comps=(p.docs&&p.docs.components||[]).map(compBlock).join('');
  var ex=(p.api&&p.api.exports||[]).map(function(e){return '<li><code>'+esc(e)+'</code></li>'}).join('');
  var conv=(p.conventions||[]).map(function(c){return '<li>'+esc(c)+'</li>'}).join('');
  var tags=(p.tags||[]).map(function(t){return '<span class="tag">'+esc(t)+'</span>'}).join('');
  return '<section class="card" id="p-'+esc(p.name.replace(/[^\\w-]/g,''))+'">'
    +'<h2>'+esc(p.name)+' <span class="ver">v'+esc(p.version)+'</span> <span class="badge">'+esc(p.type)+'</span></h2>'
    +'<p class="desc">'+esc((p.docs&&p.docs.intro)||p.description)+'</p><div>'+tags+'</div>'
    +(steps?'<h3>手把手接入</h3><ol>'+steps+'</ol>':'')
    +(comps?'<h3>组件明细</h3>'+comps:'')
    +(ex?'<h3>API 速览</h3><ul>'+ex+'</ul>':'')
    +(p.usage?'<h3>一行用法</h3><pre><code>'+esc(p.usage)+'</code></pre>':'')
    +(conv?'<h3>约定</h3><ul>'+conv+'</ul>':'')
    +'</section>';
}
function quickstart(){
  var ui=DATA.filter(function(p){return p.docs&&p.docs.steps}).sort(function(a,b){return (ORDER[a.type]??9)-(ORDER[b.type]??9)});
  if(!ui.length)return '';
  var blocks=ui.map(function(p){
    var steps=p.docs.steps.map(function(s){return '<li>'+esc(s)+'</li>'}).join('');
    return '<p class="desc" style="margin:10px 0 4px"><b>'+esc(p.name)+'</b></p><ol>'+steps+'</ol>';
  }).join('');
  return '<section class="card"><h2>快速上手 <span class="badge">guide</span></h2>'+blocks+'</section>';
}
function tokensCard(){
  if(!TOKENS||!TOKENS.color)return '';
  var sw=Object.keys(TOKENS.color).map(function(k){
    var v=TOKENS.color[k];
    var light=typeof v==='string'?v:v.light;
    var dark=typeof v==='string'?v:v.dark;
    var extra=dark&&dark!==light?' / '+dark:'';
    return '<div class="sw"><i style="background:'+light+'"></i><code>--ua-'+esc(k)+'</code><span>'+light+extra+'</span></div>';
  }).join('');
  return '<section class="card"><h2>@ui-arch/tokens <span class="badge">design-tokens</span></h2><p class="desc">皮肤包只允许消费 --ua-* CSS 变量；暗色主题覆盖值不换名（light / dark）。</p><h3>颜色令牌</h3><div class="swatches">'+sw+'</div></section>';
}
function render(list){
  var app=document.getElementById('app');
  if(!list.length){app.innerHTML='<p class="empty">无匹配结果</p>';return}
  app.innerHTML=quickstart()+list.map(pkgCard).join('')+(list.some(function(p){return p.name.indexOf('tokens')>=0})?'':tokensCard());
}
function norm(p){
  var parts=[p.name,p.description,p.type,(p.tags||[]).join(' '),(p.api&&p.api.exports||[]).join(' ')];
  (p.docs&&p.docs.components||[]).forEach(function(c){parts.push(c.id,c.title||'',(c.props||[]).map(function(x){return x.n}).join(' '))});
  return parts.join(' ').toLowerCase();
}
var ordered=DATA.slice().sort(function(a,b){return (ORDER[a.type]??9)-(ORDER[b.type]??9)});
document.getElementById('nav').innerHTML=ordered.map(function(p){return '<a href="#p-'+esc(p.name.replace(/[^\\w-]/g,''))+'">'+esc(p.name)+'</a>'}).join('')+'<a href="#top-tokens">令牌</a>';
render(ordered);
document.getElementById('q').addEventListener('input',function(e){
  var q=e.target.value.trim().toLowerCase();
  render(q?ordered.filter(function(p){return norm(p).indexOf(q)>=0}):ordered);
});
</script>
</body>
</html>
`;
}

/*** 渲染 Agent 文档（llms-full.txt）：无图形纯文本，逐组件参数 / 回调 / 步骤 / 约定全量收录 ***/
function renderAgentDocs(index, tokens) {
  const lines = [
    '# @ui-arch 组件库 Agent 文档（无图形版）',
    '',
    `> 自动生成于 ${index.generatedAt}，数据源：各包 ua.manifest.json，勿手改。人类版文档站：apps/docs/index.html。`,
    '> 组件 = 普通函数，传 props 返回 DOM；状态用 signal 双向绑定：读 signal() 写 signal(v)。',
    '',
    '## 快速上手',
    '',
  ];
  for (const p of index.packages) {
    if (!p.docs?.steps?.length) continue;
    lines.push(`### ${p.name}`, '');
    p.docs.steps.forEach((s, i) => lines.push(`${i + 1}. ${s}`));
    lines.push('');
  }
  const order = { 'skin-dom': 0, 'headless-core': 1, 'design-tokens': 2 };
  for (const p of [...index.packages].sort((a, b) => (order[a.type] ?? 9) - (order[b.type] ?? 9))) {
    lines.push(`## ${p.name}（${p.type}）v${p.version}`, '');
    lines.push((p.docs?.intro ?? p.description) + '', '');
    for (const c of p.docs?.components ?? []) {
      lines.push(`### ${c.id} — ${c.title ?? ''}`, '');
      if (c.props?.length) {
        lines.push('参数：', '');
        for (const prop of c.props) {
          const marks = [prop.r ? '必填' : '', prop.k ? '回调' : '', prop.df ? `默认 ${prop.df}` : ''].filter(Boolean).join('，');
          lines.push(`- ${prop.n}${marks ? `（${marks}）` : ''}：${prop.t}${prop.d ? ` —— ${prop.d}` : ''}`);
        }
        lines.push('');
      }
      if (c.example) lines.push('示例：', '', '```', c.example, '```', '');
      if (c.steps?.length) {
        lines.push('手把手：', '');
        c.steps.forEach((s, i) => lines.push(`${i + 1}. ${s}`));
        lines.push('');
      }
      if (c.demo) lines.push(`现场演示：apps/docs/demo.html#${c.demo}`, '');
    }
    if (p.api?.exports?.length) {
      lines.push('API 速览：', '');
      for (const e of p.api.exports) lines.push(`- ${e}`);
      lines.push('');
    }
    if (p.usage) lines.push('一行用法：', '', '```', p.usage, '```', '');
    if (p.conventions?.length) {
      lines.push('约定：', '');
      for (const cv of p.conventions) lines.push(`- ${cv}`);
      lines.push('');
    }
    lines.push('---', '');
  }
  if (tokens?.color) {
    lines.push('## 设计令牌（--ua-*）', '');
    for (const [k, v] of Object.entries(tokens.color)) {
      const light = typeof v === 'string' ? v : v.light;
      const dark = typeof v === 'string' ? v : v.dark;
      lines.push(`- --ua-color-${k}: ${light}${dark !== light ? `（暗色 ${dark}）` : ''}`);
    }
    for (const [g, vals] of Object.entries(tokens)) {
      if (g === 'color' || g === '$schema') continue;
      lines.push('', `### ${g}`, '');
      for (const [k, v] of Object.entries(vals)) lines.push(`- --ua-${g}-${k}: ${v}`);
    }
    lines.push('');
  }
  return lines.join('\n');
}

/*** 生成双轨文档：人类版 apps/docs/index.html（含演示 iframe）+ Agent 版 llms-full.txt ***/
function cmdDocs() {
  if (!fs.existsSync(INDEX_FILE)) cmdIndex();
  const index = loadIndex();
  const tokensPath = path.join(ROOT, 'packages', 'design', 'tokens', 'tokens.json');
  const tokens = fs.existsSync(tokensPath)
    ? JSON.parse(fs.readFileSync(tokensPath, 'utf8'))
    : null;
  const outDir = path.join(ROOT, 'apps', 'docs');
  fs.mkdirSync(outDir, { recursive: true });
  fs.writeFileSync(path.join(outDir, 'index.html'), renderDocs(index, tokens));
  const demoSrc = path.join(ROOT, 'apps', 'demo', 'dist', 'demo.html'); // 演示页拷入文档站供 iframe
  if (fs.existsSync(demoSrc)) fs.copyFileSync(demoSrc, path.join(outDir, 'demo.html'));
  // llms-full 头部时间戳仅生成时刻之差视为无变化（与 index 幂等化同方案）
  const normTs = (s) => s.replace(/自动生成于 [^，]*/, '自动生成于 X');
  writeIfChanged(LLMS_FULL, renderAgentDocs(index, tokens), normTs);
  console.log(
    `docs generated -> apps/docs/index.html + demo.html, llms-full.txt (${index.packages.length} packages)`,
  );
}

// ---- 内置 stdio MCP server（JSON-RPC 2.0，按行分帧） ----

/*** 启动 MCP server：向 Agent 暴露 list / get / search 三个查询工具 ***/
function cmdMcp() {
  if (!fs.existsSync(INDEX_FILE)) cmdIndex();
  const { packages } = loadIndex();

  const tools = [
    {
      name: 'list_components',
      description: 'List all packages/components in the @ui-arch private library',
      inputSchema: { type: 'object', properties: {} },
    },
    {
      name: 'get_component',
      description: 'Get full metadata (API, usage, conventions) of one component',
      inputSchema: {
        type: 'object',
        properties: { name: { type: 'string', description: 'package name, e.g. @ui-arch/table-core or table-core' } },
        required: ['name'],
      },
    },
    {
      name: 'search_components',
      description: 'Search packages by keyword across name/description/tags/api',
      inputSchema: {
        type: 'object',
        properties: { query: { type: 'string' } },
        required: ['query'],
      },
    },
  ];

  const send = (obj) => process.stdout.write(JSON.stringify(obj) + '\n');

  /*** 执行 MCP 工具调用 ***/
  function callTool(name, args) {
    if (name === 'list_components') {
      return packages.map((p) => ({ name: p.name, version: p.version, type: p.type, description: p.description }));
    }
    if (name === 'get_component') {
      const p = packages.find((x) => x.name === args.name || x.name === `@ui-arch/${args.name}`);
      if (!p) throw new Error(`not found: ${args.name}`);
      return p;
    }
    if (name === 'search_components') {
      const q = String(args.query ?? '').toLowerCase();
      return packages
        .filter((p) =>
          [p.name, p.description, p.type, ...(p.tags ?? []), ...(p.api?.exports ?? [])]
            .join(' ')
            .toLowerCase()
            .includes(q),
        )
        .map((p) => ({ name: p.name, version: p.version, type: p.type, description: p.description }));
    }
    throw new Error(`unknown tool: ${name}`);
  }

  /*** 处理单条 JSON-RPC 消息；通知类消息不回包 ***/
  function handle(msg) {
    const { id, method, params } = msg;
    if (method === 'initialize') {
      send({
        jsonrpc: '2.0',
        id,
        result: {
          protocolVersion: params?.protocolVersion ?? '2024-11-05',
          capabilities: { tools: {} },
          serverInfo: { name: 'ui-arch-registry', version: '0.1.0' },
        },
      });
      return;
    }
    if (method === 'tools/list') {
      send({ jsonrpc: '2.0', id, result: { tools } });
      return;
    }
    if (method === 'tools/call') {
      try {
        const result = callTool(params?.name, params?.arguments ?? {});
        send({
          jsonrpc: '2.0',
          id,
          result: { content: [{ type: 'text', text: JSON.stringify(result, null, 2) }] },
        });
      } catch (err) {
        send({
          jsonrpc: '2.0',
          id,
          result: { isError: true, content: [{ type: 'text', text: String(err.message) }] },
        });
      }
      return;
    }
    if (id != null) {
      send({ jsonrpc: '2.0', id, error: { code: -32601, message: `Method not found: ${method}` } });
    }
  }

  let buf = '';
  process.stdin.setEncoding('utf8');
  process.stdin.on('data', (chunk) => {
    buf += chunk;
    let idx;
    while ((idx = buf.indexOf('\n')) >= 0) {
      const line = buf.slice(0, idx).trim();
      buf = buf.slice(idx + 1);
      if (!line) continue;
      let msg;
      try {
        msg = JSON.parse(line);
      } catch {
        continue;
      }
      handle(msg);
    }
  });
}

// ---- 风格检查（CODING.md 的机器执行版） ----

/*** 递归收集仓库源码文件（packages + apps），跳过产物与工具目录 ***/
function collectSourceFiles() {
  const exts = new Set(['.ts', '.mts', '.cts', '.mjs', '.js']);
  const skip = new Set(['node_modules', 'dist', '.ua', '.git', '.workbuddy']);
  const out = [];
  const walk = (dir) => {
    for (const name of fs.readdirSync(dir)) {
      if (skip.has(name)) continue;
      const full = path.join(dir, name);
      const st = fs.statSync(full);
      if (st.isDirectory()) walk(full);
      else if (exts.has(path.extname(name))) out.push(full);
    }
  };
  walk(ROOT);
  return out;
}

/*** 把字符串 / 模板字面量整体替换为等长空格，便于按位置定位真实注释（避开 URL、正则里的 //） ***/
function blankStrings(line) {
  return line.replace(/(['"`])(?:\\.|(?!\1)[^\\])*\1/g, (m) => ' '.repeat(m.length));
}

/*** 检查单文件：导出缺注释块、接口字段缺行尾注释、行注释非中文 ***/
function styleCheckFile(file, src) {
  const issues = [];
  const lines = src.split(/\r?\n/);
  let iface = null; // 当前追踪中的接口名
  let depth = 0;    // 接口体花括号深度

  for (let i = 0; i < lines.length; i++) {
    const raw = lines[i];
    const line = raw.trim();

    if (iface) {
      for (const ch of raw) { // 花括号计数进出接口体
        if (ch === '{') depth++;
        else if (ch === '}') depth--;
      }
      if (/^[A-Za-z_$][\w$]*\??:/.test(line) && !line.includes('//')) {
        issues.push(`${file}:${i + 1} 接口 ${iface} 字段缺少行尾注释`);
      }
      if (depth <= 0) iface = null;
    } else {
      const im = raw.match(/\bexport\s+interface\s+(\w+)/);
      if (im) {
        depth = (raw.match(/\{/g) || []).length - (raw.match(/\}/g) || []).length;
        iface = im[1];
      }
    }

    const decl = line.match(/^export\s+(?:async\s+)?(?:function|interface|type|class)\s+([A-Za-z_$][\w$]*)/);
    if (decl) {
      let j = i - 1;
      while (j >= 0 && lines[j].trim() === '') j--; // 找上一个非空行
      if (j < 0 || !lines[j].includes('/***')) {
        issues.push(`${file}:${i + 1} 导出 ${decl[1]} 缺少 /*** 作用 ***/ 注释`);
      }
    }

    const hash = blankStrings(raw).indexOf('//'); // 注释定位：先剥离字面量，'https://' 不算注释
    if (hash >= 0) {
      const text = raw.slice(hash + 2);
      const isPragma = /^[\s*/]*(eslint|@ts-|prettier-ignore|istanbul|c8|node:)/i.test(text);
      if (!isPragma && /[A-Za-z]{2,}/.test(text) && !/[\u4e00-\u9fff]/.test(text)) {
        issues.push(`${file}:${i + 1} 行注释需使用中文`);
      }
    }
  }
  return issues;
}

/*** 全仓风格检查：有违规退出码 1，全绿输出 OK ***/
function cmdStyle() {
  const files = collectSourceFiles();
  const issues = [];
  for (const f of files) {
    issues.push(...styleCheckFile(f, fs.readFileSync(f, 'utf8')));
  }
  if (issues.length) {
    for (const it of issues) console.error('style: ' + it);
    console.error(`${issues.length} violation(s)`);
    process.exit(1);
  }
  console.log(`style OK (${files.length} files)`);
}

/*** 皮肤包硬编码颜色检查：#hex 字面量一律禁止，颜色必须走 --ua-* 令牌（rgba 仅限阴影/遮罩的透明度叠加） ***/
function checkSkinCss(pkg) {
  const issues = [];
  const dir = path.join(ROOT, pkg.dir);
  if (!fs.existsSync(dir)) return issues;
  for (const name of fs.readdirSync(dir)) {
    if (!name.endsWith('.css')) continue; // 只查样式表
    const file = path.join(dir, name);
    const lines = fs.readFileSync(file, 'utf8').split(/\r?\n/);
    lines.forEach((line, i) => {
      if (/#[0-9a-fA-F]{3,8}\b/.test(line)) issues.push(`${pkg.dir}/${name}:${i + 1} 皮肤包禁止硬编码颜色，改用 --ua-* 令牌`);
    });
  }
  return issues;
}

/*** README 组件区块校验：marker 之间的 id 集合必须与全部清单的 docs.components 完全一致（防文档漂移） ***/
function checkReadme(pkgs) {
  const issues = [];
  const file = path.join(ROOT, 'README.md');
  if (!fs.existsSync(file)) return issues; // 卫语句：没有 README 就不校验
  const block = fs.readFileSync(file, 'utf8').match(/<!-- ua:components -->([\s\S]*?)<!-- \/ua:components -->/);
  if (!block) {
    issues.push('README.md 缺少组件区块标记（<!-- ua:components --> … <!-- /ua:components -->）');
    return issues;
  }
  const listed = new Set(block[1].split('·').map((s) => s.trim()).filter(Boolean));
  const actual = new Set(pkgs.flatMap((p) => (p.docs?.components ?? []).map((c) => c.id)));
  for (const id of actual) if (!listed.has(id)) issues.push(`README.md 组件区块缺少 ${id}`);
  for (const id of listed) if (!actual.has(id)) issues.push(`README.md 组件区块多出 ${id}（清单里没有）`);
  return issues;
}

/*** 组件数漂移校验：AGENTS.md / ARCHITECTURE.md 中的「N 个组件」必须与 skin-dom 清单实际总数一致 ***/
function checkCountDocs(actual) {
  const issues = [];
  const re = /(\d+)\s*个(?:\s*DOM\s*)?组件/;
  for (const name of ['AGENTS.md', 'ARCHITECTURE.md']) {
    const file = path.join(ROOT, name);
    if (!fs.existsSync(file)) continue; // 卫语句：文档缺失不校验
    fs.readFileSync(file, 'utf8').split(/\r?\n/).forEach((line, i) => {
      const m = line.match(re);
      if (m && Number(m[1]) !== actual) {
        issues.push(`${name}:${i + 1} 组件数「${m[1]}」与清单实际 ${actual} 不一致，请同步`);
      }
    });
  }
  return issues;
}

/*** 清单一致性校验：组件文档块的 id / props 说明 / demo 锚点必须与代码和演示产物对齐 ***/
function cmdVerify() {
  const issues = [];
  const pkgs = collectManifests(); // 一次收集，供组件校验与 README 区块校验共用
  const demoPath = path.join(ROOT, 'apps', 'demo', 'main.ts'); // 演示区块定义在源码里（产物是打包后的 JS）
  const demoSource = fs.existsSync(demoPath) ? fs.readFileSync(demoPath, 'utf8') : '';
  const anchors = new Set(demoSource.match(/sec-[a-z0-9-]+/g) ?? []); // 已定义的区块锚点
  if (!demoSource) console.log('verify: 未找到 apps/demo/main.ts，跳过 demo 锚点校验');

  for (const pkg of pkgs) {
    const comps = pkg.docs?.components ?? []; // 清单已被 collectManifests 摊平
    const exports = pkg.api?.exports ?? [];
    if (pkg.type === 'skin-dom') issues.push(...checkSkinCss(pkg));
    if (comps.length && !exports.length) issues.push(`${pkg.name}: docs.components 有 ${comps.length} 项但 api.exports 为空`);

    const seen = new Set(); // 组件 id 去重（同一清单内不允许重复）
    for (const c of comps) {
      const tag = `${pkg.name}#${c.id ?? '?'}`;
      if (!c.id || !c.title) issues.push(`${tag}: 缺少 id 或 title`);
      if (seen.has(c.id)) issues.push(`${tag}: id 重复`);
      seen.add(c.id);
      if (!c.example) issues.push(`${tag}: 缺少 example`);
      if ((c.steps ?? []).length < 3) issues.push(`${tag}: steps 少于 3 条`);
      if (!exports.some((e) => e.startsWith(`${c.id}(`) || e.startsWith(`${c.id}.`))) {
        issues.push(`${tag}: api.exports 中没有以「${c.id}(」或「${c.id}.」开头的条目`);
      }
      for (const prop of c.props ?? []) {
        if (!prop.n || !prop.t || !prop.d) issues.push(`${tag}: props 条目 ${prop.n ?? '?'} 缺 n/t/d`);
      }
      if (c.demo && demoSource && !anchors.has(c.demo)) {
        issues.push(`${tag}: demo 锚点 ${c.demo} 在 apps/demo/main.ts 中不存在（缺对应 section）`);
      }
    }
  }

  const skinTotal = pkgs // skin-dom 清单组件总数，供文档数字漂移校验
    .filter((p) => p.type === 'skin-dom')
    .flatMap((p) => p.docs?.components ?? []).length;
  issues.push(...checkCountDocs(skinTotal));
  issues.push(...checkReadme(pkgs));

  if (issues.length) {
    for (const it of issues) console.error('verify: ' + it);
    console.error(`${issues.length} violation(s)`);
    process.exit(1);
  }
  console.log('verify OK (manifest ↔ docs ↔ demo 一致，皮肤无硬编码颜色，README 组件清单同步)');
}

/*** 校验 git 提交信息是否符合 COMMITTING.md 规范（参数为 message 文件路径或直接 message 文本），违规退出码 1 ***/
function cmdCommitLint(args) {
  // 输入来源：文件路径（commit-msg 钩子传参）或参数拼接
  let msg = '';
  if (args[0] && fs.existsSync(args[0])) msg = fs.readFileSync(args[0], 'utf8');
  else msg = args.join(' ');
  if (!msg.trim()) { console.error('commit-lint: 提交信息为空'); process.exit(1); }

  const head = msg.split('\n')[0].trimEnd();
  // git 自动生成的合并/回滚信息直接放行
  if (/^(Merge |Revert |fixup!|squash!)/.test(head)) return console.log('commit-lint OK (git 自动信息，跳过校验)');

  const TYPES = ['feat', 'fix', 'docs', 'style', 'refactor', 'test', 'chore', 'iter'];
  const m = head.match(/^(\w+)(?:\(([^)]*)\))?: (.+)$/);
  if (!m) { console.error('commit-lint: 首行须为 <type>(<scope>): <subject>，规范见 COMMITTING.md'); process.exit(1); }
  const [, type, scope, subject] = m;
  const problems = [];
  // type 枚举
  if (!TYPES.includes(type)) problems.push(`type「${type}」不在枚举：${TYPES.join('/')}`);
  // iter 提交 scope 必须是 backlog 条目 id
  if (type === 'iter' && !/^[a-z]\d{2,}$/.test(scope ?? '')) problems.push('iter 提交的 scope 必须是 backlog 条目 id（如 b02/e03）');
  // 非 iter 提交 scope 必填（杜绝 chore:/docs: 裸 type 放行），且仅允许小写字母与连字符
  if (type !== 'iter' && !scope) problems.push(`type「${type}」必须带 scope，如 chore(backlog):`);
  if (type !== 'iter' && scope && !/^[a-z][a-z-]*$/.test(scope)) problems.push(`scope「${scope}」仅允许小写字母与连字符`);
  // subject 长度与标点
  if ([...subject].length > 50) problems.push(`subject 超过 50 字符（当前 ${[...subject].length}）`);
  if (/[。．.！！?？]$/.test(subject.trim())) problems.push('subject 结尾不加句号');
  // body 行宽
  for (const line of msg.split('\n').slice(1)) {
    if (line.length > 80) problems.push(`body 行超过 80 字符：${line.slice(0, 20)}…`);
  }
  if (problems.length) { for (const p of problems) console.error('commit-lint: ' + p); process.exit(1); }
  console.log(`commit-lint OK (${type}${scope ? `(${scope})` : ''})`);
}

/*** 迭代留痕校验：.ua/iterations.log 每行 JSON 字段与格式必须符合 ITERATION.md 规范 ***/
function cmdLintIterations() {
  const file = path.join(INDEX_DIR, 'iterations.log');
  if (!fs.existsSync(file)) return console.log('lint-iterations OK (no log)');
  const lines = fs.readFileSync(file, 'utf8').split(/\r?\n/).filter((l) => l.trim());
  const issues = [];
  lines.forEach((line, i) => {
    const tag = `iterations.log:${i + 1}`;
    let o;
    try { o = JSON.parse(line); } catch { issues.push(`${tag} 不是合法 JSON`); return; }
    const keys = Object.keys(o);
    if (keys.length !== 5 || !['ts', 'id', 'result', 'commit', 'summary'].every((k) => keys.includes(k))) {
      issues.push(`${tag} 字段必须恰为 {ts,id,result,commit,summary}（当前 ${keys.join(',')}）`);
    }
    if (!/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\+08:00$/.test(String(o.ts ?? '')) || Number.isNaN(Date.parse(o.ts))) {
      issues.push(`${tag} ts 须为可解析的本地 +08:00 ISO 时间`);
    }
    if (!/^[a-z]\d{2,}$/.test(String(o.id ?? ''))) issues.push(`${tag} id 须为 backlog 条目 id`);
    if (o.result !== 'done' && o.result !== 'aborted') issues.push(`${tag} result 须为 done|aborted`);
    const commit = String(o.commit ?? '');
    if (o.result === 'done' && !/^[0-9a-f]{7,40}$/.test(commit)) issues.push(`${tag} done 条目 commit 须为 7-40 位哈希`);
    if (o.result === 'aborted' && commit && !/^[0-9a-f]{7,40}$/.test(commit)) issues.push(`${tag} aborted 条目 commit 须为空或哈希`);
    if (!String(o.summary ?? '').trim()) issues.push(`${tag} summary 不能为空`);
  });
  if (issues.length) {
    for (const it of issues) console.error('lint-iterations: ' + it);
    console.error(`${issues.length} violation(s)`);
    process.exit(1);
  }
  console.log(`lint-iterations OK (${lines.length} entries)`);
}

// ---- 入口 ----

const [cmd, ...args] = process.argv.slice(2);
switch (cmd) {
  case 'index':
    cmdIndex();
    break;
  case 'list':
    cmdList();
    break;
  case 'info':
    if (!args[0]) {
      console.error('usage: ua info <package-name>');
      process.exit(1);
    }
    cmdInfo(args[0]);
    break;
  case 'docs':
    cmdDocs();
    break;
  case 'style':
    cmdStyle();
    break;
  case 'verify':
    cmdVerify();
    break;
  case 'commit-lint':
    cmdCommitLint(args);
    break;
  case 'lint-iterations':
    cmdLintIterations();
    break;
  case 'mcp':
    cmdMcp();
    break;
  default:
    console.log('usage: ua <index|list|info <name>|docs|style|verify|commit-lint|lint-iterations|mcp>');
    process.exit(cmd ? 1 : 0);
}