// 票 01：生成 pages-index.md（sitemap 树 + 每页文本量 + 重点标注）
import fs from 'node:fs';
import path from 'node:path';

const ROOT = 'e:/code/crm-backend-matt';
const IN_JSON = `${ROOT}/.scratch/lanhu-latest/axure-v29.json`;
const OUT_DIR = `${ROOT}/.scratch/opportunity-bugfix/lanhu-pages`;
const OUT = `${ROOT}/.scratch/lanhu-latest/pages-index.md`;

const data = JSON.parse(fs.readFileSync(IN_JSON, 'utf8'));

// sitemap walk，保持树形结构输出
const lines = [];
const stats = { total: 0, withFile: 0, noText: 0 };
const focus = { a1x: [], a3: [], a4: [], notes: [] };

function mdOf(pageName) {
  // 与 fetch-all-pages.mjs 相同的 safeName 规则
  return pageName.replace(/[\\/:*?"<>|\s]+/g, '_') + '.md';
}

const walk = (nodes, depth, folder) => {
  for (const n of nodes || []) {
    const hasKids = Array.isArray(n.children) && n.children.length > 0;
    // 带 url 的 Folder：自身也算页面，再递归 children（Axure sitemap 常见形态）
    if (n.url) {
      stats.total++;
      const file = path.join(OUT_DIR, mdOf(n.pageName));
      let texts = -1, exists = fs.existsSync(file) && fs.statSync(file).size > 100;
      if (exists) {
        stats.withFile++;
        const head = fs.readFileSync(file, 'utf8').split('\n').slice(0, 6).join('\n');
        const m = head.match(/有文本: (\d+)/);
        texts = m ? +m[1] : -1;
        if (texts === 0) stats.noText++;
      }
      const mark = !exists ? ' ⚠缺失' : texts === 0 ? ' （空页）' : '';
      const isNote = exists && texts >= 0 && (() => {
        const c = fs.readFileSync(file, 'utf8');
        return c.includes('开发说明') || c.includes('变更记录');
      })();
      lines.push(`${'  '.repeat(depth)}- ${n.pageName}${mark}${isNote ? ' 〔含批注〕' : ''} ${texts >= 0 ? `(${texts})` : ''}`);
      // 重点标注
      const url = n.url;
      if (/^a1x/i.test(n.pageName) || url.toLowerCase().startsWith('a1x')) focus.a1x.push(n.pageName);
      if (/^a3/i.test(n.pageName) || url.toLowerCase().startsWith('a3')) focus.a3.push(n.pageName);
      if (/^a4/i.test(n.pageName) || url.toLowerCase().startsWith('a4')) focus.a4.push(n.pageName);
      if (/暂缓|关闭/.test(n.pageName)) focus.notes.push(n.pageName);
    }
    if (hasKids) {
      if (!n.url) lines.push(`${'  '.repeat(depth)}- **${n.pageName}/**`);
      walk(n.children, n.url ? depth + 1 : depth, [...folder, n.pageName]);
    }
  }
};
walk(data.sitemap.rootNodes, 0, []);

// sitemap 没覆盖的 pages key（兜底页）
const inTree = new Set();
const collect = (nodes) => (nodes || []).forEach(n => {
  if (n.url) inTree.add(n.url);
  if (n.children) collect(n.children);
});
collect(data.sitemap.rootNodes);
const orphan = Object.keys(data.pages).filter(u => !inTree.has(u));

const out = [
  '# v29 原型页面索引（182 页文本库）',
  '',
  `- 清单: .scratch/lanhu-latest/axure-v29.json（web 端 v29, 2026-08-28）`,
  `- 文本库: .scratch/opportunity-bugfix/lanhu-pages/*.md（id | 类型 | 名称 | 文本，含需求批注区）`,
  `- 括号数字 = 该页有文本控件数；〔含批注〕= 含开发说明/变更记录批注；⚠缺失 = 文本库无对应文件`,
  `- 拉取日志: .scratch/opportunity-bugfix/fetch-all.log`,
  '',
  `## 统计：sitemap 页 ${stats.total}，已落盘 ${stats.withFile}，空页 ${stats.noText}，孤儿清单页 ${orphan.length}`,
  '',
  '## 重点页（票 02/07/08 输入）',
  '',
  `### A1X 工作计划（${focus.a1x.length} 页，票 07 可行性）`,
  ...focus.a1x.map(s => `- ${s}`), '',
  `### A4 客户管理（${focus.a4.length} 页，票 08 可行性）`,
  ...focus.a4.map(s => `- ${s}`), '',
  `### A3 商机全族（${focus.a3.length} 页，票 02 复测）`,
  ...focus.a3.map(s => `- ${s}`), '',
  `### 暂缓/关闭相关页（D-14 等裁决线索）`,
  ...focus.notes.map(s => `- ${s}`), '',
  '## Sitemap 树',
  '',
  ...lines,
  '',
];
if (orphan.length) out.push('## 清单里有但 sitemap 树没有的页', '', ...orphan.map(u => `- ${u} → ${mdOf(u.replace(/\.html$/, '').replace(/[\\/:*?"<>|\s]+/g, '_'))}`), '');
fs.writeFileSync(OUT, out.join('\n'), 'utf8');
console.log(`index written: ${OUT}`);
console.log(JSON.stringify(stats));
console.log('focus counts:', Object.fromEntries(Object.entries(focus).map(([k, v]) => [k, v.length])));