BillTracker/routes/analytics.cts

// Fully type-checked (tsconfig.server.json); leading import type keeps Node type-stripping active.
import type { Req, Res, Next } from '../types/http';
const express = require('express');
const router = express.Router();
const { ValidationError } = require('../utils/apiError.cts');
const { getAnalyticsSummary } = require('../services/analyticsService.cts');

router.get('/summary', (req: Req, res: Res) => {
  const result = getAnalyticsSummary(req.user.id, req.query);
  if (result.error) throw ValidationError(result.error, 'month');
  res.json(result);
});

module.exports = router;