#!/usr/bin/env node
const fs = require('fs');
const os = require('os');
const path = require('path');
const { spawnSync } = require('child_process');
const { SOFTWARE_HEADER } = require('./export-proof-gap-software-form');

const root = path.resolve(__dirname, '..');

function main() {
  const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'tihao-proof-gap-form-'));
  const outputDir = path.join(tmp, 'form-latest');
  const result = spawnSync(process.execPath, [
    path.join(root, 'scripts', 'export-proof-gap-software-form.js'),
    '--output',
    outputDir,
    '--strict'
  ], { cwd: root, encoding: 'utf8' });
  if (result.status !== 0) {
    process.stderr.write(result.stderr || result.stdout || '');
    throw new Error('proof-gap software form export should pass');
  }

  const csvPath = path.join(outputDir, 'tihao-proof-gap-software-form.csv');
  const mdPath = path.join(outputDir, 'tihao-proof-gap-software-form.md');
  const summaryPath = path.join(outputDir, 'tihao-proof-gap-software-form-summary.json');
  assert(fs.existsSync(csvPath), 'csv should exist');
  assert(fs.existsSync(mdPath), 'markdown should exist');
  assert(fs.existsSync(summaryPath), 'summary should exist');

  const summary = JSON.parse(fs.readFileSync(summaryPath, 'utf8'));
  const csv = fs.readFileSync(csvPath, 'utf8');
  const md = fs.readFileSync(mdPath, 'utf8').replace(/^\uFEFF/, '');
  const lines = csv.replace(/^\uFEFF/, '').split(/\r?\n/).filter(Boolean);
  assert(csv.charCodeAt(0) === 0xFEFF, 'csv should have UTF-8 BOM');
  assert(summary.passed === true, 'summary should pass');
  assert(summary.headerMatches === true, 'header should match software header');
  assert(summary.rowWidthOk === true, 'all rows should have software header width');
  assert(summary.rowCount === 5, 'row count should be 5');
  assert(summary.duplicateIdCount === 0, 'duplicate ids should be 0');
  assert(lines[0] === SOFTWARE_HEADER.join(','), 'csv header should match software header');
  assert(lines.filter(line => /^GAP-\d{3},/.test(line)).length === 5, 'csv should include 5 GAP rows');
  for (const title of summary.expectedTitles) {
    assert(csv.includes(title), `csv should include ${title}`);
    assert(md.includes(title), `markdown should include ${title}`);
  }
  assert(md.includes('最新提号补证表单'), 'markdown should be Chinese');
  assert(md.includes('不能把 sample、smoke'), 'markdown should keep proof boundary');
  assert(!/sk-[A-Za-z0-9_-]{10,}/.test(csv + md), 'form should not contain model token patterns');
  assert(!/r:[A-Za-z0-9]{20,}/.test(csv + md), 'form should not contain Parse sessionToken patterns');

  console.log(JSON.stringify({
    ok: true,
    outputDir,
    rowCount: summary.rowCount,
    duplicateIdCount: summary.duplicateIdCount
  }, null, 2));
}

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

main();