/**
 * Compare Glossary documents in dev and production
 */
const { MongoClient } = require('mongodb');
require('dotenv').config({ path: '/var/www/tractatus/.env' });

async function run() {
  console.log('═══════════════════════════════════════════════════════════');
  console.log('  COMPARING GLOSSARY DOCUMENTS');
  console.log('═══════════════════════════════════════════════════════════\n');

  // Check dev
  const devClient = new MongoClient('mongodb://localhost:27017');
  await devClient.connect();

  const devDocs = await devClient.db('tractatus_dev').collection('documents').find({
    slug: { $regex: 'glossary', $options: 'i' }
  }).project({
    slug: 1,
    title: 1,
    visibility: 1,
    category: 1,
    sections: 1
  }).toArray();

  await devClient.close();

  console.log(`📚 DEV Database: ${devDocs.length} glossary document(s)\n`);

  devDocs.forEach((doc, idx) => {
    console.log(`${idx + 1}. ${doc.title}`);
    console.log(`   Slug: ${doc.slug}`);
    console.log(`   Visibility: ${doc.visibility}`);
    console.log(`   Category: ${doc.category || 'none'}`);
    console.log(`   Sections: ${doc.sections?.length || 0}`);
    console.log('');
  });

  // Check production
  const MONGODB_URI = process.env.MONGODB_URI || 'mongodb://localhost:27017';
  const DB_NAME = process.env.MONGODB_DB || 'tractatus_prod';

  const prodClient = new MongoClient(MONGODB_URI);
  await prodClient.connect();

  const prodDocs = await prodClient.db(DB_NAME).collection('documents').find({
    slug: { $regex: 'glossary', $options: 'i' }
  }).project({
    slug: 1,
    title: 1,
    visibility: 1,
    category: 1,
    sections: 1
  }).toArray();

  await prodClient.close();

  console.log(`📦 PRODUCTION Database: ${prodDocs.length} glossary document(s)\n`);

  prodDocs.forEach((doc, idx) => {
    console.log(`${idx + 1}. ${doc.title}`);
    console.log(`   Slug: ${doc.slug}`);
    console.log(`   Visibility: ${doc.visibility}`);
    console.log(`   Category: ${doc.category || 'none'}`);
    console.log(`   Sections: ${doc.sections?.length || 0}`);
    console.log('');
  });

  console.log('═══════════════════════════════════════════════════════════');
  console.log('  RECOMMENDATION');
  console.log('═══════════════════════════════════════════════════════════\n');

  // Find the best one
  const allDocs = [...devDocs.map(d => ({...d, source: 'dev'})), ...prodDocs.map(d => ({...d, source: 'prod'}))];
  const best = allDocs.reduce((best, doc) => {
    const sectionsCount = doc.sections?.length || 0;
    const bestSections = best.sections?.length || 0;
    return sectionsCount > bestSections ? doc : best;
  }, allDocs[0]);

  if (best) {
    console.log(`Best version: ${best.slug} (${best.source})`);
    console.log(`  ${best.sections?.length || 0} sections`);
    console.log(`  Currently: ${best.visibility}`);
    console.log('');

    if (best.visibility !== 'public') {
      console.log('✅ Action: Unarchive this document and set visibility=public');
    } else {
      console.log('✅ Already public - no action needed');
    }
  }

  console.log('');
}

run().catch(console.error);