🎯 Login and Registration System Using MERN Stack - Backend

This project is a backend Login and Registration System. It encompasses key functionalities such as registration, login, input validation, JWT authentication, refresh tokens, password reset, and OTP support. This backend solution ensures secure and efficient user authentication for web applications built with the MERN stack.

🔰 Features

• ✅ Registration
• ✅ Login
• ✅ Input Validation
• ✅ JWT Auth Token
• ✅ Refresh Token
• ✅ Password Reset
• ✅ OTP Support
• ✅ Api Access Limit
• ⏳  Google Auth (coming soon)

⚙ Used Tools and Technologies

• NodeJS
• ExpressJS
• MongoDB
• Json Web Token
• Nodemailer

🚀 How to Deploy locally

1. Install NodeJS on your System

2. Clone Repository to your local machine

git clone https://github.com/hirushaph/MernAuth-Backend.git

3. Go to MernAuth Directory

cd MernAuth-backend

4. Install required node modules

npm install

5. Create .env File inn root directory

After creating .env file, your folder structer look like this

📂 MernAuth-Backend
    📂 node-modules
    📂 src
       📂 Controllers
       📂 Models
       📂 Router
       📂 and others
       📄 app.js
    📄.env  <------This is the file you need to create
    📄.gitignore
    📄 package.json
    📄 README.md

Important

Copy the code below to the .env file and fill in all required variables. 👇

# define development or production ( default is development )
# If you are deploying for production, set this to production
STATUS=
# Default port is 3000.
# Define the port here if you want to change that.
PORT=
MONGODB_URL=

# Enter your frontend application url here (only if you have frontend)
FRONTEND_URL=

# You can generate a secret by running this command in the terminal:
# "node -e "console.log(require('crypto').randomBytes(32).toString('hex'))".
JWT_ACCESS_SECRET=
JWT_REFRESH_SECRET=

# Token expire times, ex = 30s 1m 10m 1d 30d
ACCESS_TOKEN_EXPIRE_TIME=
REFRESH_TOKEN_EXPIRE_TIME=

# Max Api access per ip for 1 minute,
# Default limit is 100, set limit here if you want to overide
MAX_API_REQUEST_PER_IP_FOR_MINUTE=

# Smtp Details for email features
HOST=
EPORT=
USER=
PASSWORD=

6. Start the server

npm start