mern-auth-service v1.0.0

A simple and efficient authentication package for MERN and Next.js applications.

Features

• JWT-based authentication
• Easy user registration and login
• Middleware to protect routes
• Supports environment variable configuration for JWT_SECRET_KEY and JWT_EXPIRATION

Installation

To install the package:

npm install mern-auth

## To use the package

-- Register a User

const { registerUser } = require('mern-auth');

const newUser = await registerUser(UserModel, 'username', 'password');

-- Login User

const { loginUser } = require('mern-auth');

const token = await loginUser(UserModel, 'username', 'password');
console.log('Token:', token);

-- Protect Routes with JWT Middleware

const { authenticateJWT } = require('mern-auth');

app.use('/protected-route', authenticateJWT, (req, res) => {
    res.send('This is a protected route');
});

-- Logout

const { logout } = require('mern-auth');

app.post('/logout', (req, res) => {
    logout(res);
});