import fs from 'node:fs/promises';
import path from 'node:path';

export async function ensureStorageDirs(config) {
  await fs.mkdir(path.join(config.storageDir, 'uploads'), { recursive: true });
  await fs.mkdir(path.join(config.storageDir, 'outputs'), { recursive: true });
}

export function uploadPath(config, id, ext) {
  return path.join(config.storageDir, 'uploads', `${id}.${ext}`);
}

export function outputPath(config, id, ext) {
  return path.join(config.storageDir, 'outputs', `${id}.${ext}`);
}

export async function deleteIfExists(filePath) {
  try {
    await fs.unlink(filePath);
  } catch (error) {
    if (error.code !== 'ENOENT') throw error;
  }
}