TODO - Wing Track

# TODO - Wing Track

This document tracks planned features, enhancements, and improvements for the Wing Track project.

## High Priority

### Authentication & Authorization
- [ ] Implement JWT-based authentication
- [ ] Add role-based access control (RBAC)
  - Admin role
  - Staff role
  - Customer role
- [ ] Add API key authentication for third-party integrations
- [ ] Implement refresh token mechanism
- [ ] Add password reset functionality
- [ ] Implement OAuth2 integration (Google, Facebook)

### Security Enhancements
- [ ] Add rate limiting middleware
- [ ] Implement request throttling per user
- [ ] Add CSRF protection
- [ ] Implement API versioning strategy
- [ ] Add input sanitization
- [ ] Implement audit logging for sensitive operations
- [ ] Add encryption for sensitive data (PII)
- [ ] Implement secure session management

### Payment Integration
- [ ] Integrate Stripe payment gateway
- [ ] Add PayPal support
- [ ] Implement payment webhooks
- [ ] Add refund processing
- [ ] Implement payment retry logic
- [ ] Add payment receipt generation
- [ ] Support multiple currencies

## Medium Priority

### Enhanced Features

#### Flight Management
- [ ] Add flight search with filters (date, origin, destination, price)
- [ ] Implement flight delay notifications
- [ ] Add weather integration for flight status
- [ ] Implement connecting flights support
- [ ] Add flight crew management
- [ ] Implement aircraft maintenance tracking
- [ ] Add fuel consumption tracking

#### Booking System
- [ ] Implement group bookings
- [ ] Add special meal requests
- [ ] Implement seat selection preferences
- [ ] Add travel insurance options
- [ ] Implement loyalty program integration
- [ ] Add booking modification workflow
- [ ] Implement waitlist functionality
- [ ] Add multi-city booking support

#### Logistics
- [ ] Add real-time baggage tracking with GPS
- [ ] Implement automated gate assignment algorithm
- [ ] Add ground transportation coordination
- [ ] Implement catering management
- [ ] Add cleaning crew scheduling
- [ ] Implement fuel truck coordination
- [ ] Add weather-based logistics adjustments

#### Notifications
- [ ] Implement WebSocket for real-time updates
- [ ] Add push notification service (Firebase)
- [ ] Implement notification preferences per user
- [ ] Add SMS gateway integration (Twilio)
- [ ] Implement email templates with branding
- [ ] Add multi-language notification support
- [ ] Implement notification scheduling

### Performance Optimization
- [ ] Implement database query optimization
- [ ] Add database indexing strategy
- [ ] Implement connection pooling optimization
- [ ] Add CDN for static assets
- [ ] Implement lazy loading for large datasets
- [ ] Add database read replicas
- [ ] Implement query result caching strategy
- [ ] Add APM (Application Performance Monitoring)

### Monitoring & Observability
- [ ] Integrate Winston logger with log levels
- [ ] Add Prometheus metrics
- [ ] Implement distributed tracing (Jaeger)
- [ ] Add health check endpoints
- [ ] Implement custom metrics dashboard
- [ ] Add error tracking (Sentry)
- [ ] Implement log aggregation (ELK stack)
- [ ] Add uptime monitoring

## Low Priority

### Developer Experience
- [ ] Add GraphQL API support
- [ ] Implement API rate limit headers
- [ ] Add request/response logging
- [ ] Implement API playground
- [ ] Add Postman collection
- [ ] Create SDK for common languages
- [ ] Add webhook support for third-party integrations

### Testing
- [ ] Add integration tests for all modules
- [ ] Implement E2E tests with real database
- [ ] Add load testing suite
- [ ] Implement contract testing
- [ ] Add mutation testing
- [ ] Implement visual regression testing
- [ ] Add security testing (OWASP)

### Documentation
- [ ] Add API usage examples
- [ ] Create video tutorials
- [ ] Add architecture diagrams
- [ ] Create deployment guides for different platforms
- [ ] Add troubleshooting guide
- [ ] Create performance tuning guide
- [ ] Add migration guides for version updates

### Infrastructure
- [ ] Add Kubernetes deployment configurations
- [ ] Implement blue-green deployment
- [ ] Add auto-scaling configuration
- [ ] Implement disaster recovery plan
- [ ] Add backup and restore procedures
- [ ] Implement multi-region deployment
- [ ] Add infrastructure as code (Terraform)

### Advanced Features
- [ ] Implement machine learning for:
  - Flight delay prediction
  - Dynamic pricing
  - Demand forecasting
  - Fraud detection
- [ ] Add analytics dashboard
- [ ] Implement reporting system
- [ ] Add data export functionality
- [ ] Implement A/B testing framework

## Future Considerations

### Microservices Migration
- [ ] Split into microservices architecture
- [ ] Implement service mesh (Istio)
- [ ] Add API gateway (Kong/Ambassador)
- [ ] Implement event streaming (Kafka)
- [ ] Add service discovery (Consul)
- [ ] Implement circuit breakers
- [ ] Add distributed configuration management

### Mobile Applications
- [ ] Develop iOS application
- [ ] Develop Android application
- [ ] Implement mobile-specific features
- [ ] Add offline mode support
- [ ] Implement mobile push notifications

### Third-Party Integrations
- [ ] Integrate with GDS (Global Distribution Systems)
- [ ] Add airport information APIs
- [ ] Integrate with weather services
- [ ] Add mapping services integration
- [ ] Implement social media sharing
- [ ] Add calendar integration
- [ ] Integrate with travel agencies

### Compliance & Regulations
- [ ] GDPR compliance implementation
- [ ] PCI DSS compliance for payments
- [ ] Add data retention policies
- [ ] Implement right to be forgotten
- [ ] Add data portability features
- [ ] Implement consent management

## Technical Debt

- [ ] Refactor large service files
- [ ] Improve error handling consistency
- [ ] Add more comprehensive input validation
- [ ] Optimize database queries
- [ ] Update deprecated dependencies
- [ ] Improve test coverage to 90%+
- [ ] Add more integration tests
- [ ] Refactor event naming conventions
- [ ] Improve cache invalidation strategy
- [ ] Add database migration rollback tests

## Community & Contribution

- [ ] Create contribution guidelines video
- [ ] Add issue templates
- [ ] Create PR templates
- [ ] Add automated code review tools
- [ ] Implement automated changelog generation
- [ ] Add contributor recognition system
- [ ] Create community forum
- [ ] Add Discord/Slack community

## Documentation Improvements

- [ ] Add inline code documentation
- [ ] Create API reference documentation
- [ ] Add sequence diagrams for complex flows
- [ ] Create database schema documentation
- [ ] Add event flow diagrams
- [ ] Create deployment architecture diagrams
- [ ] Add performance benchmarking results

---

## How to Contribute

If you'd like to work on any of these items:

1. Check if there's an existing issue for it
2. If not, create an issue describing what you want to work on
3. Wait for approval from maintainers
4. Fork the repository and create a branch
5. Implement the feature with tests
6. Submit a pull request

## Priority Legend

- **High Priority**: Essential features needed soon
- **Medium Priority**: Important but not urgent
- **Low Priority**: Nice to have features
- **Future Considerations**: Long-term vision items

---

Last Updated: 2024-12-02