import assert from 'node:assert/strict';
import fs from 'node:fs';
import path from 'node:path';

const repoRoot = process.cwd();

const scannedDocs = [
  'README.md',
  'docs/refactor/backend-open-items-and-capacity-20260701.md',
  'docs/refactor/backend-handoff-roadmap.md',
  'docs/refactor/legacy-feature-gap-matrix.md',
  'docs/refactor/next-development-todo.md',
  'docs/refactor/taro-h5-deployment.md',
  'docs/refactor/taro-frontend-integration.md',
  'docs/refactor/taro-production-integration-checklist.md',
  'docs/refactor/web-launch-acceptance-checklist.md',
];

function readLines(relativePath) {
  const absolutePath = path.join(repoRoot, relativePath);
  if (!fs.existsSync(absolutePath)) return [];
  return fs.readFileSync(absolutePath, 'utf8').replace(/\r\n/g, '\n').split('\n').map((text, index) => ({
    file: relativePath,
    line: index + 1,
    text,
  }));
}

function hasAny(text, patterns) {
  return patterns.some(pattern => pattern.test(text));
}

const lines = scannedDocs.flatMap(readLines);
const failures = [];

for (const item of lines) {
  const text = item.text.trim();
  if (!text) continue;

  if (
    hasAny(text, [/头像上传/, /头像裁剪/, /裁剪头像/, /第三方头像(?:同步|落库)/]) &&
    !hasAny(text, [/不做/, /不支持/, /不允许/, /不得/, /不能/, /禁止/, /拒绝/, /不会/, /不要/, /不接/, /只保留/, /only/i, /preset/i])
  ) {
    failures.push(`${item.file}:${item.line} 学生头像只能描述为预设-only，不应重新进入待办：${text}`);
  }

  if (
    /排行榜/.test(text) &&
    hasAny(text, [/待补/, /仍缺/, /未完成/, /下一步/, /继续补/, /TODO/i]) &&
    !hasAny(text, [/默认关闭/, /默认不开启/, /默认不请求/, /不默认/, /不是默认/, /可选活动/, /显式开启/, /明确购买/, /专项压测/])
  ) {
    failures.push(`${item.file}:${item.line} 排行榜不能作为默认主线待办：${text}`);
  }

  if (/前端消息中心/.test(text) && hasAny(text, [/仍缺/, /待补/, /未完成/, /缺/])) {
    failures.push(`${item.file}:${item.line} 学生前端消息中心已经完成第一版，不能继续写成待补：${text}`);
  }

  if (
    /smoke:taro:h5:interaction/.test(text) &&
    hasAny(text, [/26 项/, /租户后台六个主模块/, /平台后台四个主模块/, /租户题库内容\/财务、平台租户\/账务中心/])
  ) {
    failures.push(`${item.file}:${item.line} H5 交互烟测已经覆盖 32 项和后台真实写操作，不能回退到旧描述：${text}`);
  }
}

assert.deepEqual(failures, [], `Product scope guardrails failed:\n${failures.join('\n')}`);

console.log('[PASS] product scope guardrails');