Real-Time Chat Application

Overview

This project is a Real-Time Chat Application built using Spring Boot for the backend and React.js for the frontend. It enables seamless real-time messaging using WebSocket, STOMP, and SockJS while ensuring secure and efficient data handling with MongoDB and JWT-based authentication.

Features

• Real-Time Messaging: Uses WebSocket and STOMP for instant communication.
• Multiple Chat Rooms: Supports 50+ simultaneous chat rooms.
• User Authentication & Authorization: Secure JWT-based authentication.
• Scalable Message Storage: Utilizes MongoDB for efficient data management.
• RESTful APIs: API endpoints for user and chat management.
• Encryption & Security: Ensures secure message exchange and authorization.
• Responsive UI: Built with React.js for an enhanced user experience.

Technology Stack

Backend:

• Spring Boot (Microservices architecture)
• Spring JPA (Data persistence)
• MongoDB (NoSQL database for message storage)
• Maven (Build automation & dependency management)
• Lombok (Reducing boilerplate code)
• Spring Security & JWT (Authentication & Authorization)
• WebSocket, STOMP, SockJS (Real-time messaging)
• Postman (API testing & documentation)

Frontend:

• React.js (Frontend development)
• Redux (State management)
• Axios (API requests handling)
• Material UI & Bootstrap (UI components)

Installation & Setup

Prerequisites:

• Java 11+
• Node.js & npm
• MongoDB
• Maven

Backend Setup:

1. Clone the repository:

   git clone https://github.com/your-repo/chat-application.git
   cd chat-application/backend

2. Configure MongoDB database in application.properties.
3. Install dependencies & build the project:

   mvn clean install

4. Run the Spring Boot application:

   mvn spring-boot:run

Frontend Setup:

1. Navigate to the frontend directory:

   cd ../frontend

2. Install dependencies:

   npm install

3. Start the React development server:

   npm run dev

4. Open http://localhost:3000 to access the frontend.

API Documentation

Use Postman to test API endpoints. API documentation is available at /swagger-ui when the backend is running.

Contribution

1. Fork the repository.
2. Create a feature branch (git checkout -b feature-name).
3. Commit your changes (git commit -m "Added new feature").
4. Push the branch (git push origin feature-name).
5. Open a pull request.