📚 E-Learning Platform

A full-featured, role-based e-learning platform built with React, Next.js, Node.js, MongoDB, Stripe and socket.io. The platform enables students to purchase and learn from courses, instructors to manage course content, and admins to control the entire system.

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🚀 Features

👤 Role-Based Access

• Admin
  • Create and manage courses, modules, and lectures.
  • Assign instructors to courses.
  • Create and manage categories.
• Instructor
  • Can only update existing courses assigned by admin.
  • Create and manage modules and lectures under assigned courses.
• Student
  • Browse available courses.
  • Purchase courses via Stripe.
  • Access lectures in sequential order.
  • Track learning progress.

💳 Payment Integration

• Integrated Stripe for secure course purchases.
• Webhooks handle payment confirmation and enrollment.

🔐 Authentication & Authorization

• JWT-based authentication.
• Refresh token and access token mechanism.
• Role-based route protection (frontend and backend).

📡 Real-Time Features

• Live notifications (new lecture uploads, announcements) using Socket.IO.

📈 Progress Tracking

• Students’ progress is tracked at the lecture level.
• Completion status saved per user per lecture.
• Students can only access unlocked lectures based on prior completion.

📁 Course Structure

• Each course consists of:
  • One or more Modules
  • Each module contains multiple Lectures
• Lecture unlocking handled sequentially (can’t access next until previous completed).

Live Link and Backend GitHub

• Live Link Edu Sphere
• Backend GitHub Link: edu-sphere-backend

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🧑‍💻 Tech Stack

Frontend

• Next.js (App Router)
• React
• Tailwind CSS for styling
• shadcn/ui for UI components
• React Hook Form + Zod for form validation
• Redux Toolkit for state management
• RTK Query for data fetching and caching
• Socket.IO Client for live updates

Backend

• Node.js, Express.js
• MongoDB, Mongoose
• JWT for authentication
• Stripe API for payments
• Socket.IO Server for real-time notifications
• CORS, cookie-parser, etc. for security & middleware

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⚙️ Installation & Setup

Run Locally

Clone the project

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

Go to the project directory

  cd edu-sphere

Install dependencies

  npm install

Start the server

  npm run dev

Environment Variables

To run this project, you will need to add the following environment variables to your .env.local file

NEXT_PUBLIC_SERVER_URL = http://localhost:5000/api/v1 // replace this url when in production
NEXT_PUBLIC_NODE_ENV = development
NEXT_PUBLIC_CLOUDINARY_CLOUD_NAME=[your cloudinary name]
NEXT_PUBLIC_UPLOAD_PRESET=[your upload preset]
NEXT_PUBLIC_CLOUDINARY_API_KEY=[your cloudinary api key]
NEXT_PUBLIC_CLOUDINARY_API_SECRET=[your cloudinary api secret]

🔒 Security

• All tokens are stored using HttpOnly cookies.
• Implemented CSRF and CORS protections.
• Role-based middleware for API route protection.
• Environment variables used for sensitive configs.

📬 Contact

Built by Nihar Mondal
Feel free to reach out for collaboration or feedback!