CodeCollab 🚀
A modern, AI-powered collaborative coding interview platform built with SvelteKit and Svelte 5.
🌟 Overview
CodeCollab is a comprehensive collaborative coding interview platform designed to streamline technical interviews with advanced features including real-time collaboration, AI-powered assistance, eye tracking, and intelligent monitoring capabilities.
✨ Key Features
🗓️ Interview Scheduling
- Smart Scheduling: Interviewers can easily schedule interviews with automated conflict detection
- AI Agent Integration: Intelligent scheduling assistant for managing interview slots
- Calendar Integration: Seamless integration with existing calendar systems
- Conflict Management: Automatic detection and resolution of scheduling conflicts
👨💻 Rich Collaborative Editor
- Multi-Language Support: Support for multiple programming languages (Python, JavaScript, TypeScript, Java, C++, and more)
- Syntax Highlighting: Advanced syntax highlighting for better code readability
- Real-Time Collaboration: Live collaborative editing with instant synchronization
- Code History: Complete version control and code history tracking
- Advanced Monitoring:
- Copy-Paste Detection: Real-time detection of copy-paste activities
- Tab Switching Detection: Monitor when candidates switch between tabs or applications
- System Alerts: Instant notifications to interviewers about suspicious activities
🎥 Video & Communication
- HD Video Calls: High-quality video communication between interviewer and candidate
- Live Subtitles: Real-time subtitle generation for accessibility
- Transcription: Automatic interview transcription for review and analysis
- Feedback System: Integrated feedback collection and management
👁️ Eye Tracking & Anti-Cheat
- MediaPipe Integration: Advanced eye tracking using Google MediaPipe
- Cheat Detection: Real-time monitoring of candidate eye movements
- Suspicious Activity Alerts: Automatic detection of unusual behavior patterns
- Privacy-Compliant: Secure and privacy-focused implementation
📊 Intelligent Scoring System
- Problem-Based Scoring: Individual scoring for each coding problem
- Percentage-Based Metrics: Accurate scoring based on test case success rates
- Maximum Score Tracking: Always maintains the highest score achieved
- Interview-Level Analytics: Comprehensive interview performance analysis
- Real-Time Updates: Live score updates during the interview
🤖 AI Agent Capabilities
- Schedule Management: AI-powered interview scheduling and management
- Conflict Resolution: Intelligent handling of scheduling conflicts
- Interview Listing: Smart organization and filtering of interviews
- Time Complexity Analysis: Automated analysis of code complexity
- Performance Insights: AI-driven insights and recommendations
🛠️ Technology Stack
Frontend
- SvelteKit: Modern full-stack framework
- Svelte 5: Latest version with enhanced reactivity
- TypeScript: Type-safe development
- Shadcn/UI: Beautiful and accessible UI components
- TailwindCSS: Utility-first CSS framework
Backend
- SvelteKit API Routes: Server-side API endpoints
- Prisma ORM: Type-safe database operations
- WebSocket: Real-time communication
- Server-Sent Events (SSE): Live updates and notifications
Database
- PostgreSQL: Robust relational database
- Prisma Schema: Type-safe database modeling
Real-Time Features
- WebRTC: Peer-to-peer video communication
- Socket.IO: Real-time collaborative editing
- Server-Sent Events: Live notifications and updates
AI & ML
- MediaPipe: Eye tracking and facial analysis
- OpenAI Integration: AI-powered scheduling and analysis
- Machine Learning: Behavioral pattern recognition
🚀 Getting Started
Prerequisites
- Node.js 18+
- PostgreSQL database
- Git
Installation
- Clone the repository
git clone https://github.com/your-username/code-tantra.git
cd code-tantra
- Install dependencies
npm install
- Set up environment variables
cp .env.example .env
Edit .env with your configuration:
DATABASE_URL="postgresql://username:password@localhost:5432/codecollab"
AUTH_SECRET="your-auth-secret"
OPENAI_API_KEY="your-openai-key"
AGORA_APP_ID="your-agora-app-id"
AGORA_APP_CERTIFICATE="your-agora-certificate"
- Set up the database
npx prisma migrate dev
npx prisma generate
- Start the development server
npm run dev
🔐 Security Features
- Anti-Cheat Monitoring: Advanced detection of cheating attempts
- Eye Tracking: MediaPipe-powered eye movement analysis
- Activity Monitoring: Tab switching and copy-paste detection
- Secure Code Execution: Sandboxed code execution environment
- Data Privacy: GDPR-compliant data handling
🎯 Key Workflows
Interview Flow
- Scheduling: Interviewer schedules interview with AI assistance
- Preparation: System sets up virtual interview room
- Conducting: Real-time collaboration with monitoring
- Evaluation: Automated scoring and manual feedback
- Analysis: Post-interview analytics and insights
Code Execution
- Problem Assignment: Interviewer adds coding problems
- Real-Time Coding: Candidate writes code with live collaboration
- Test Execution: Automated testing against test cases
- Scoring: Percentage-based scoring with maximum tracking
- Feedback: Instant results and performance metrics
Contributing
We welcome contributions! Please see our Contributing Guidelines for details.
- Fork the repository
- Create a feature branch (
git checkout -b feature/amazing-feature) - Commit your changes (
git commit -m 'Add amazing feature') - Push to the branch (
git push origin feature/amazing-feature) - Open a Pull Request
License
This project is licensed under the MIT License - see the LICENSE file for details.
Acknowledgments
- SvelteKit Team: For the amazing framework
- Shadcn: For the beautiful UI components
- MediaPipe: For eye tracking capabilities
- Prisma: For the excellent ORM
- Agora: For video communication infrastructure