📚 Edu Sphere Backend (E-Learning Platform)

A full-featured online learning platform built using Node.js, Express.js, MongoDB, and Mongoose. It supports student enrollment, instructor course management, admin control panel, Stripe payment integration and live notifications.

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🚀 Features

🔐 Role-Based Access Control

• Student: Can browse courses, purchase them, and track learning progress.
• Instructor: Can manage modules and lectures within their assigned courses.
• Admin: Has full access to manage users, assign instructors, and create/edit courses, modules, and lectures.

🎓 Course Management

• Create and manage multiple courses under categories.
• Each course contains:
  • Multiple modules
  • Each module includes several lectures (text, video, etc.)

💳 Secure Payment Integration

• Stripe used for secure, real-time course payments.
• Webhook-based post-payment enrollment and notification system.

📊 Student Progress Tracking

• Students can view and track lecture completion status.
• Lectures unlock sequentially or based on progress logic.

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🧠 Technologies Used

Tech	Description
Node.js	JavaScript runtime
Express.js	Backend framework
MongoDB	NoSQL database
Mongoose	MongoDB ODM
Stripe	Payment processing
JWT	Secure authentication
Bcrypt	Password hashing
Cloudinary	Media/image upload

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🔐 Authentication & Authorization

• JWT based login system.
• Middleware to protect routes based on user roles.
• Login/Register endpoints available for all users.

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🛒 Payment Flow

• Student selects a course to purchase.
• Redirected to Stripe checkout session.
• On successful payment, webhook triggers:
  • Enrollment creation
  • Notification generation
• Course access is granted instantly.

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👨‍🏫 User Roles & Permissions

Role	Capabilities
Student	Browse courses, purchase, view progress
Instructor	Manage modules and lectures in assigned courses
Admin	Full access: manage users, courses, assign instructors, update roles, etc.

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📈 Progress Tracking

• Students see completed lectures visually.
• Backend stores and updates progress after each lecture completion.
• Ensures lectures are accessed sequentially.

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Database Preview

⚙️ Setup Instructions

1. Clone the Repository

git clone https://github.com/NiharMondal/edu-sphere-backend
cd edu-sphere-backend

2. Install Dependencies

npm install

3. Configure Environment Variables

Create a .env file in the root directory and add:
NODE_ENV
FRONT_END_URL = "http://localhost:3000" //change when it is on production
MONGO_URI
jwt config
ACCESS_TOKEN_SECRET
REFRESH_TOKEN_SECRET
ACCESS_TOKEN_EXPIRE
REFRESH_TOKEN_EXPIRE
STRIPE_SECRET_KEY
STRIPE_WEBHOOK_SECRET

4. Run the Server

npm run dev

🙋‍♂️ Author

Nihar Mondal

Feel free to connect or contribute to the project!
GitHub: https://github.com/NiharMondal