EduNexus - Mini Learning Management System

A full-stack MERN Learning Management System with real-time chat, video lectures, assignments, and live class scheduling.

Features

Core Features

• Authentication & Authorization - JWT-based login/signup with role-based access (Admin, Instructor, Student)
• Course Management - Create, update, delete, and enroll in courses
• Video Lectures - Upload and view lecture videos with support for external video URLs
• Assignments - Create assignments, submit work, and receive grades
• Real-time Chat - Socket.io-powered discussion boards for each course
• Live Class Scheduling - Schedule and join live sessions with meeting links

User Roles

Student

• Register and login
• Browse and enroll in available courses
• Access lectures and course materials
• Submit assignments
• Participate in course discussions
• Join live classes

Instructor

• Create and manage courses
• Upload video lectures
• Create and grade assignments
• Schedule live classes
• Monitor course enrollment
• Engage with students via chat

Admin

• Manage all users (CRUD operations)
• Oversee all courses and content
• View platform statistics
• Remove inappropriate content
• Update user roles

Tech Stack

Frontend

• React 18
• React Router DOM
• Axios
• Socket.io Client
• CSS3 with custom pastel theme

Backend

• Node.js
• Express.js
• MongoDB with Mongoose
• Socket.io
• JWT Authentication
• Bcrypt.js
• Multer (file uploads)

Installation & Setup

Prerequisites

• Node.js (v14 or higher)
• MongoDB account (Atlas or local)
• npm or yarn

1. Clone the Repository

git clone <repository-url>
cd edunexus

2. Install Dependencies

npm install

3. Environment Variables

Create a .env file in the root directory with:

MONGO_URI=mongodb+srv://aryansingh:aryanmongodb@cluster0.7shqalg.mongodb.net/D-edunexus
JWT_SECRET=edunexus_secret_key_2024
PORT=5001

4. Run the Application

Start Backend Server

npm run server

Server will run on http://localhost:5000

Start Frontend Development Server

npm run dev

Frontend will run on http://localhost:5173

Demo Credentials

Admin Account

• Email: admin@edunexus.com
• Password: admin123

Instructor Account

• Email: instructor@edunexus.com
• Password: instructor123

Student Account

• Email: student@edunexus.com
• Password: student123

Note: Create these accounts by registering through the app

Project Structure

edunexus/
├── src/                      # Frontend source
│   ├── components/           # Reusable React components
│   │   ├── Navbar.jsx
│   │   ├── Chat.jsx
│   │   └── ProtectedRoute.jsx
│   ├── pages/               # Page components
│   │   ├── Home.jsx
│   │   ├── Login.jsx
│   │   ├── Register.jsx
│   │   ├── Dashboard.jsx
│   │   ├── StudentDashboard.jsx
│   │   ├── InstructorDashboard.jsx
│   │   ├── AdminDashboard.jsx
│   │   ├── CourseDetail.jsx
│   │   └── ManageCourse.jsx
│   ├── context/             # React Context
│   │   └── AuthContext.jsx
│   ├── utils/               # Utility functions
│   │   └── api.js
│   └── App.jsx              # Main App component
├── server/                   # Backend source
│   ├── models/              # MongoDB models
│   │   ├── User.js
│   │   ├── Course.js
│   │   ├── Lecture.js
│   │   ├── Assignment.js
│   │   ├── Submission.js
│   │   ├── Message.js
│   │   └── LiveClass.js
│   ├── controllers/         # Route controllers
│   │   ├── authController.js
│   │   ├── courseController.js
│   │   ├── lectureController.js
│   │   ├── assignmentController.js
│   │   ├── adminController.js
│   │   └── liveClassController.js
│   ├── routes/              # API routes
│   │   ├── auth.js
│   │   ├── courses.js
│   │   ├── lectures.js
│   │   ├── assignments.js
│   │   ├── admin.js
│   │   └── liveClasses.js
│   ├── middleware/          # Custom middleware
│   │   ├── auth.js
│   │   └── upload.js
│   ├── config/              # Configuration
│   │   └── db.js
│   └── server.js            # Express server
└── package.json

API Endpoints

Authentication

• POST /api/auth/register - Register new user
• POST /api/auth/login - Login user
• GET /api/auth/me - Get current user

Courses

• GET /api/courses - Get all courses
• GET /api/courses/:id - Get single course
• POST /api/courses - Create course (Instructor)
• PUT /api/courses/:id - Update course (Instructor)
• DELETE /api/courses/:id - Delete course (Instructor)
• POST /api/courses/:id/enroll - Enroll in course (Student)

Lectures

• GET /api/lectures/course/:courseId - Get course lectures
• POST /api/lectures/:courseId - Create lecture (Instructor)
• PUT /api/lectures/:id - Update lecture (Instructor)
• DELETE /api/lectures/:id - Delete lecture (Instructor)

Assignments

• GET /api/assignments/course/:courseId - Get course assignments
• POST /api/assignments/:courseId - Create assignment (Instructor)
• POST /api/assignments/:assignmentId/submit - Submit assignment (Student)
• GET /api/assignments/:assignmentId/submissions - View submissions (Instructor)
• PUT /api/assignments/submissions/:submissionId/grade - Grade submission (Instructor)

Live Classes

• GET /api/liveclasses/course/:courseId - Get course live classes
• POST /api/liveclasses/:courseId - Schedule live class (Instructor)
• PUT /api/liveclasses/:id - Update live class (Instructor)
• DELETE /api/liveclasses/:id - Delete live class (Instructor)

Admin

• GET /api/admin/users - Get all users
• DELETE /api/admin/users/:id - Delete user
• PUT /api/admin/users/:id/role - Update user role
• GET /api/admin/content - Get all content
• DELETE /api/admin/content/:type/:id - Delete content
• GET /api/admin/stats - Get platform statistics

Development

Build for Production

npm run build

Lint Code

npm run lint