server.js

// server.js
const express = require('express');
const mongoose = require('mongoose');
const cors = require('cors');

const app = express();
const PORT = 5004;

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

// Connect to MongoDB
mongoose.connect('mongodb://127.0.0.1:27017/civilbridge', {
  useNewUrlParser: true,
  useUnifiedTopology: true
})
.then(() => console.log('✅ MongoDB connected to civilbridge'))
.catch(err => console.error('❌ MongoDB connection error:', err));


const userSchema = new mongoose.Schema({
  name: String,
  email: String,
  phone: String,
  address: String,
  password: String
});

const User = mongoose.model('User', userSchema); // Bound to 'users'

// Registration Route
app.post('/register', async (req, res) => {
  const { name, email, phone, address, password } = req.body;

  if (!name || !email || !phone || !address || !password) {
    return res.status(400).json({ message: 'All fields are required' });
  }

  try {
    const exists = await User.findOne({ email });
    if (exists) {
      return res.status(409).json({ message: 'User already exists' });
    }

    const user = new User({ name, email, phone, address, password });
    await user.save();
    res.status(201).json({ message: 'Registration successful' });
  } catch (err) {
    console.error('Registration error:', err);
    res.status(500).json({ message: 'Server error' });
  }
});


app.post('/login', async (req, res) => {
  const { email, password } = req.body;

  if (!email?.trim() || !password?.trim()) {
    return res.status(400).json({ message: 'Email and password required' });
  }

  try {
    const user = await User.findOne({ email, password });
    if (!user) {
      return res.status(401).json({ message: 'Invalid credentials' });
    }

    res.json({ message: 'Login successful', name: user.name });
  } catch (err) {
    console.error('Login error:', err);
    res.status(500).json({ message: 'Server error' });
  }
});


app.listen(PORT, () => {
  console.log(`🚀 Server running at http://localhost:${PORT}`);
});