🏥 MedChain

MedChain is a state-of-the-art, integrated healthcare platform designed to revolutionize medical data management. By combining Blockchain technology for immutable auditing, AI-driven insights, and a modern Next.js frontend, MedChain ensures patient records are secure, transparent, and easily accessible to authorized personnel.

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📺 Project Resources

• 📄 Documentation Files: Google Drive Folder
• 🎥 Demo Video: Watch the MedChain Demo

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✨ Key Features

🛡️ Blockchain Integrity & Auditing

• Immutable Audit Trail: Every access or modification to a medical record is hashed and anchored on the blockchain (Polygon Amoy).
• Tamper Detection: Built-in consistency checks compare local database state against blockchain records to flag any unauthorized data changes.

🧠 Mental Health & Wellness

• Mood Tracking: Log and visualize daily emotional states.
• Gratitude Journal: A persistent, digital journal for daily reflections.
• Wellness Tools: Integrated breathing exercises and calming ambient sounds.

🆘 Emergency Access System

• Quick Access: Secure protocol for emergency responders to access vital patient information.
• Time-Limited Sessions: Access is automatically logged and expires after a set period.

🩺 Clinical Management

• Medical Records: Comprehensive storage for history, allergies, and chronic conditions.
• E-Prescriptions: Doctors can issue and manage prescriptions digitally.
• Appointment Scheduling: Integrated booking system for in-person and online consultations.

🤖 AI-Powered Insights

• Symptom Analysis: Leverages Groq SDK for intelligent medical data processing.
• Automated Summaries: High-level overviews of patient history for quick clinical review.

💳 Financials & Communication

• Telemedicine: Integrated video consultations via Agora RTC.
• Payments: Secure transaction handling via Razorpay.
• Notifications: Real-time alerts and email updates (Supabase/Brevo).

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🛠️ Technology Stack

Layer	Technologies
Frontend
Backend
Blockchain
Services

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📁 Project Structure

medchain/
├── backend/          # Express API, MongoDB models, & Business logic
├── frontend/         # Next.js Application (App Router)
├── blockchain/       # Hardhat environment & Solidity Smart Contracts
└── README.md         # This file

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🚀 Quick Start (Windows)

1. Clone the repository:

   git clone https://github.com/LanishaThomas/medchain.git
   cd medchain

2. Install Dependencies:

   # Root level scripts to install everything
   cd backend && npm install
   cd ..\frontend && npm install
   cd ..\blockchain && npm install

3. Environment Setup: Ensure you have .env files configured in both backend/ and frontend/ directories (refer to .env.example if available).

4. Launch the Application:

   # Use the provided batch files for easy startup
   .\start-backend.bat
   .\start-frontend.bat

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⚖️ License

Distributed under the MIT License. See LICENSE for more information.