server.js

import express from 'express';
import mongoose from 'mongoose';
import bodyParser from 'body-parser';
import cors from 'cors';
import dotenv from 'dotenv';
import Student from './models/Student.js';

dotenv.config();

const app = express();
const PORT = process.env.PORT || 5000;

// Middleware
app.use(cors());
app.use(bodyParser.json());

// Connect to MongoDB Atlas using the URI from the .env file
mongoose.connect(process.env.MONGODB_URI, {
  useNewUrlParser: true,
  useUnifiedTopology: true,
})
  .then(() => console.log('MongoDB Atlas connected'))
  .catch(err => console.error('MongoDB connection error:', err));

// Route to add student data
app.post('/api/students', async (req, res) => {
  console.log("Received data:", req.body);
  try {
    const student = new Student(req.body);
    await student.save();
    res.status(201).send(student);
  } catch (error) {
    console.error("Error saving student:", error);
    res.status(400).send(error);
  }
});

// Route to get all students
app.get('/api/students', async (req, res) => {
  try {
    const students = await Student.find();
    res.status(200).send(students);
  } catch (error) {
    console.error("Error fetching students:", error);
    res.status(500).send(error);
  }
});

// Start the server
app.listen(PORT, () => {
  console.log(`Server is running on http://localhost:${PORT}`);
});