📚 Student Progress Management System

A web application to manage, monitor, and analyze the competitive programming progress of students on Codeforces. Built with a modular and scalable architecture using the MERN stack.

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🚀 Features

✅ Student Table View

• Displays all enrolled students in a tabular format.

• Fields: Name, Email, Phone, Codeforces Handle, Current Rating, Max Rating, Last Synced.

• Options to:

  • ➕ Add new student
  • ✏️ Edit student details
  • 🗑️ Delete student
  • 📥 Download student list as CSV
  • 🔍 View detailed Codeforces profile

✅ Student Profile View

Split into two sections:

📈 Contest History

• Filters: 30 / 90 / 365 days

• Graph of rating over time

• Table listing contests with:

  • Contest name
  • Rating change
  • Rank
  • Unsolved problems (still unsolved today)

🧠 Problem Solving Stats

• Filters: 7 / 30 / 90 days

• Shows:

  • Most difficult problem solved
  • Total problems solved
  • Average problem rating
  • Problems solved per day (avg)
  • 📊 Bar chart of solved problems by rating bucket
  • 🔥 Submission heatmap

🔄 Codeforces Data Sync

• ⚙️ Automatically syncs every day at a configurable time (default: 2 AM)
• Admin can change sync time and frequency (daily, weekly, monthly)
• If a student's Codeforces handle is updated, data is re-fetched instantly
• Each student row shows when data was last synced

🔔 Inactivity Detection

• After every sync:

  • Detect students with no submissions in last 7 days
  • 🚨 Send automatic reminder email
  • Log email sent date, reason, and count per student
  • Admin can view email logs in a separate UI
  • Option to disable auto-email for specific students

🌗 UI & UX

• Theme toggle between Light 🌞 and Dark 🌙 mode
• User-friendly interface with toasts for feedback

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🛠️ Tech Stack

Layer	Tech
Frontend	React.js, CSS, Chart.js
Backend	Node.js, Express.js
Database	MongoDB
Authentication	JWT
Codeforces Integration	Official CF APIs
Email	Nodemailer
Cron Jobs	node-cron

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📦 Folder Structure (Server)

├── controllers
│   └── codeforcesController.js
├── db
│   ├── student.js
│   ├── codeforcesData.js
│   └── syncConfig.js
|   └── inactivityLog.js
|   └── user.js
|   └── config.js
├── utils
│   └── sendReminderEmail.js
├── job
│   └── startCodeforcesCron.js
├── index.js

🧪 Installation & Setup

1. Clone the Repository

git clone https://github.com/yourusername/student-progress-manager.git
cd student-progress-manager

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2. Setup Backend

cd server
npm install
nodemon install 
Add "start" : "nodemon index.js"

Create a .env file inside the server/ directory with the following variables:

MONGO_URI=your_mongodb_uri
JWT_SECRET=your_jwt_secret
EMAIL_USER=your_email@example.com
EMAIL_PASS=your_email_password_or_app_password

Start the backend server:

npm start

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3. Setup Frontend

cd ../client
npm install
npm start

The frontend will start on http://localhost:3000 and connect to the backend at http://localhost:5000 by default.

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🧪 API Endpoints (Protected via JWT)

🔹 Student APIs

• GET /students?page=1&limit=6 - Paginated student list
• POST /students - Add student
• PUT /students/:id - Update student
• DELETE /students/:id - Delete student

🔹 Codeforces APIs

• GET /sync/:studentId - Manually trigger sync for student
• POST /sync/config - Update sync frequency/time
• GET /sync/config - Get current config

🔹 Inactivity APIs

• GET /inactivity-logs - Paginated logs of reminder emails sent

📷 Demo & Submission

• 🎥 Video Demo: Link to video demo
• 🔗 GitHub Repo: Link to repo

💡 Tip: All interactions (add, sync, inactivity mail) are demonstrated in the demo video.

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🧑‍💻 Developer Notes

• All API calls are handled via Axios, Fetch.
• Realtime updates are handled via window.location.reload() (basic refresh strategy).
• Pagination and filtering handled client-side with backend support.
• Submission heatmap and bar graphs are created using Chart.js.

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👤 Author

Priyanka Kumari Final Year, DTU – Fullstack & ML Enthusiast 🔗 LinkedIn | 📧 yadavpriyanka97181019@gmail.com

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🧩 Built with care to manage students, encourage practice, and track growth effectively.