// scanner/scanUser.js
const path = require('path');
const fsp = require('fs/promises');
const scanCartella = require('./scanCartella');

async function scanUserRoot(userName, userDir, previousIndexTree) {
  console.log(`\n🔵 Inizio scan user: ${userName}`);

  const results = [];

  // 🔥 SCANSIONA SOLO LA CARTELLA "original"
  const originalDir = path.join(userDir, "original");

  let entries;
  try {
    entries = await fsp.readdir(originalDir, { withFileTypes: true });
  } catch (err) {
    console.error(`❌ Errore lettura originalDir: ${originalDir}`, err);
    return results;
  }

  // 🔥 SCANSIONA SOLO LE SOTTOCARTELLE DI "original"
  for (const e of entries) {
    if (!e.isDirectory()) continue;

    const cartella = e.name;
    const absCartella = path.join(originalDir, cartella);

    console.log(`  📁 Cartella: ${cartella}`);

    const files = await scanCartella(
      userName,
      cartella,
      absCartella,
      previousIndexTree
    );

    results.push(...files);
  }

  return results;
}

module.exports = scanUserRoot;