Express MongoDB Authentication System

This is a Back-End API for user authentication and account management, built with Node.js, Express.js, and MongoDB. It provides JWT-based authentication, user registration, login, and email verification capabilities.

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Features

• User registration with email verification
• User login with JWT authentication
• Password management and security
• MongoDB & Mongoose integration
• Nodemailer for email notifications
• Authentication middleware
• CORS support
• Environment-based configuration

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Project Structure

express-mongodb-authentication-system/
├── controllers/           # Handles business logic
│   └── authController.js
│
├── middlewares/           # Middleware (auth, validation, etc.)
│   └── userAuth.js
│
├── models/                # Mongoose models (schemas)
│   └── userModel.js
│
├── routes/                # API routes
│   └── authRoutes.js
│
├── config/                # Configuration files
│   ├── mongodb.js         # MongoDB connection
│   └── nodemailer.js      # Email configuration
│
├── server.js              # Express app entry point
├── package.json           # Dependencies & scripts
└── .env                   # Environment variables (not included in repo)

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Installation

1. Clone the repository

   git clone https://github.com/AymaneMehdi/express-mongodb-authentication-system.git
   cd express-mongodb-authentication-system

2. Install dependencies

   npm install

3. Set up environment variables
   Create a .env file in the root directory:

   PORT=5000
   MONGODB_URI=your_mongodb_connection_string
   JWT_SECRET=your_jwt_secret_key
   EMAIL_USER=your_email@gmail.com
   EMAIL_PASSWORD=your_email_password

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Running the Project

Development

npm run server

This will run the server at http://localhost:5000 with automatic restart on file changes.

Production

node server.js

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Tech Stack

• Node.js
• Express.js
• MongoDB + Mongoose
• JWT Authentication
• Nodemailer (for email notifications)
• dotenv (for environment management)

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API Endpoints

Authentication Routes

• POST /api/auth/register - Register a new user
• POST /api/auth/login - Login user
• POST /api/auth/logout - Logout user
• POST /api/auth/send-verify-otp - Send OTP for email verification (requires authentication)
• POST /api/auth/verify-email - Verify email with OTP (requires authentication)
• POST /api/auth/is-auth - Check if user is authenticated (requires authentication)
• POST /api/auth/send-reset-otp - Send OTP for password reset
• POST /api/auth/reset-password - Reset password with OTP

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License

This project is licensed under the MIT License.

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Author: Aymane Mehdi