rewrite to node module

node-page/app.js

@@ -1,23 +1,27 @@
-const express = require('express');
-const fs = require('fs');
-const path = require('path');
+import express from 'express';
+import { readFile } from 'fs/promises';
+import path from 'path';
+import { fileURLToPath } from 'url';
 
 const app = express();
 const PORT = 3000;
 
+// Helper variables for __dirname equivalent in ES modules
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
 // Serve static files from the "public" directory
 app.use(express.static(path.join(__dirname, 'public')));
 
 // Endpoint to get the list of users
-app.get('/api/users', (req, res) => {
-    fs.readFile(path.join(__dirname, 'users.json'), 'utf8', (err, data) => {
-        if (err) {
-            res.status(500).send('Error reading user data');
-            return;
-        }
+app.get('/api/users', async (req, res) => {
+    try {
+        const data = await readFile(path.join(__dirname, 'users.json'), 'utf8');
         const users = JSON.parse(data);
         res.json(users);
-    });
+    } catch (err) {
+        res.status(500).send('Error reading user data');
+    }
 });
 
 // Start the server

node-page/package.json

@@ -2,7 +2,8 @@
   "name": "page",
   "version": "1.0.0",
   "description": "",
-  "main": "index.js",
+  "main": "app.js",
+  "type": "module",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
     "start": "node app.js"