ChatApp

A real-time chat application built with React, Node.js, Express, MongoDB, and Socket.io. The app features JWT authentication, real-time messaging, user search functionality, and online user tracking.

🚀 Features

• User Authentication: Sign up, login, and persist sessions using JWT.
• Real-time Messaging: Instant messaging powered by Socket.io.
• Online Users Tracking: View currently active users.
• Search Functionality: Find users and conversations easily.
• Secure Communication: Data is securely stored in MongoDB.

🛠 Tech Stack

Frontend

• React.js (with Context API for state management)
• Tailwind CSS

Backend

• Node.js & Express.js
• MongoDB (Mongoose ORM)
• Socket.io (for real-time communication)
• JSON Web Token (JWT) for authentication

📌 Project Structure

ChatApp/
│── frontend/      # React app
│── backend/       # Express server
│── .env           # Environment variables
│── package.json   # Dependencies
│── README.md      # Project documentation

🛠 API Endpoints

Method	Endpoint	Description
POST	/api/auth/signup	Register a new user
POST	/api/auth/login	Authenticate user
POST	/api/auth/logout	Logout user
POST	/api/messages/send/:id	Send a new message
GET	/api/messages/:id	Fetch messages
GET	/api/users	Get users

🎯 Future Enhancements

• Group chats
• File sharing

🤝 Contributing

Feel free to fork and contribute to this project. Open a pull request with your updates.

Made with ❤️ by [Vivek Kumar]