#!/usr/bin/env node
const fs = require('fs');
const os = require('os');
const path = require('path');
const { spawnSync } = require('child_process');

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

function main() {
  const temp = fs.mkdtempSync(path.join(os.tmpdir(), 'tihao-homepage-readiness-'));
  const input = path.join(temp, 'homepage-evidence.json');
  const output = path.join(temp, 'out');
  fs.writeFileSync(input, JSON.stringify({
    candidates: [
      {
        platform: 'xiaohongshu',
        displayName: '高质感生活方式账号',
        profileUrl: 'https://example.com/profile/a',
        recentPosts: Array.from({ length: 10 }, (_, index) => ({
          title: `近期内容 ${index + 1}`,
          coverUrl: `https://example.com/cover-${index + 1}.jpg`,
          publishTime: `2026-06-${String(index + 1).padStart(2, '0')}`,
          likeCount: 100 + index,
          commentCount: 10 + index
        })),
        homepageEvidence: {
          source: 'provider',
          confidence: 'provider',
          recentContentWindow: 10,
          visualQualityScore: 88,
          riskHits: ['无明显下沉风险'],
          reviewNotes: ['近期封面稳定，标题和场景一致']
        }
      }
    ]
  }, null, 2), 'utf8');

  const result = run(['scripts/homepage-evidence-readiness-audit.js', '--input', input, '--output', output, '--strict']);
  assert(result.status === 0, 'ready provider evidence should pass strict');
  const summary = readJson(path.join(output, 'homepage-evidence-readiness-summary.json'));
  assert(summary.ready === true, 'summary.ready should be true');
  assert(summary.directCustomerProof === false, 'homepage readiness should not claim customer proof');
  assert(summary.counts.providerEvidenceCreators === 1, 'provider evidence should be counted');
  assert(summary.counts.creatorsWithEnoughRecentPosts === 1, 'recent 10 posts should be counted');

  const weakInput = path.join(temp, 'weak-homepage-evidence.json');
  const weakOutput = path.join(temp, 'weak-out');
  fs.writeFileSync(weakInput, JSON.stringify({
    candidates: [
      {
        platform: 'xiaohongshu',
        displayName: '只有主页链接的账号',
        profileUrl: 'https://example.com/profile/b',
        homepageEvidence: {
          source: 'fallback',
          reviewNotes: ['待补主页近期内容证据']
        }
      }
    ]
  }, null, 2), 'utf8');
  const weak = run(['scripts/homepage-evidence-readiness-audit.js', '--input', weakInput, '--output', weakOutput]);
  assert(weak.status === 0, 'non-strict weak evidence should still write audit artifacts');
  const weakSummary = readJson(path.join(weakOutput, 'homepage-evidence-readiness-summary.json'));
  assert(weakSummary.ready === false, 'weak evidence should not be ready');
  assert(weakSummary.proofLevel === 'not_business_proof', 'weak evidence should stay not business proof');
  assert(weakSummary.repairActions.length >= 1, 'weak evidence should produce repair actions');

  const strictWeak = run(['scripts/homepage-evidence-readiness-audit.js', '--input', weakInput, '--output', path.join(temp, 'strict-weak'), '--strict']);
  assert(strictWeak.status === 2, 'strict weak evidence should fail readiness gate');

  console.log(JSON.stringify({
    ok: true,
    output,
    weakOutput,
    ready: summary.ready,
    weakReady: weakSummary.ready,
    weakRepairActions: weakSummary.repairActions.length
  }, null, 2));
}

function run(args) {
  const result = spawnSync(process.execPath, args, {
    cwd: ROOT,
    encoding: 'utf8',
    shell: false
  });
  if (result.stdout) process.stdout.write(result.stdout);
  if (result.stderr) process.stderr.write(result.stderr);
  return result;
}

function readJson(file) {
  return JSON.parse(fs.readFileSync(file, 'utf8').replace(/^\uFEFF/, ''));
}

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

if (require.main === module) main();