/**
 * @module routes/hashRoutes
 */

import { Router } from 'express';
import { asyncHandler, AppError } from '../errors.js';
import { lookupHash } from '../services/timestampService.js';

export const hashRoutes = Router();

hashRoutes.get(
  '/:sha256',
  asyncHandler(async (req, res) => {
    const { sha256 } = req.params;
    if (!sha256 || !/^[a-fA-F0-9]{64}$/.test(sha256)) {
      throw new AppError('sha256 must be 64 hex chars', { status: 400, code: 'VALIDATION_ERROR' });
    }
    const includeAttached = req.query.includeAttached === 'true' || req.query.includeAttached === '1';
    const includeTree = req.query.includeTree === 'true' || req.query.includeTree === '1';
    const result = await lookupHash(req.auth, sha256, { includeAttached, includeTree });
    res.json(result);
  }),
);