prprompts-flutter-generator/templates/ecommerce.md

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# E-Commerce App Template
# Modern shopping application with cart, checkout, and order management

## Project Description
A full-featured e-commerce application for browsing products, managing cart, secure checkout, and order tracking.

## Target Users
- **Shoppers**: Browse and purchase products
- **Sellers/Vendors**: Manage inventory, orders, analytics
- **Admins**: Platform management, user support, reporting

## Core Features
1. **Product Catalog** - Browse, search, filter products with images
2. **Shopping Cart** - Add/remove items, save for later, wishlist
3. **Checkout** - Secure payment processing, multiple payment methods
4. **Order Management** - Track orders, view history, returns
5. **User Accounts** - Profile, addresses, payment methods, preferences
6. **Reviews & Ratings** - Product reviews, seller ratings
7. **Push Notifications** - Order updates, promotions, abandoned cart

## Compliance Requirements
- PCI-DSS (for payment processing)
- GDPR (for EU customers)
- CCPA (for California residents)
- Consumer protection laws (refunds, returns)

## Security Requirements
- Tokenized payment processing (Stripe, PayPal)
- OAuth 2.0 or JWT authentication
- TLS 1.2+ for all communications
- Secure credential storage
- Optional biometric authentication
- Rate limiting for API endpoints
- Input validation and sanitization

## Technical Stack
- **Platforms**: iOS, Android, Web
- **Architecture**: Clean Architecture + BLoC
- **Authentication**: OAuth 2.0 or JWT
- **State Management**: BLoC
- **Backend**: REST or GraphQL API
- **Database**: PostgreSQL or MongoDB
- **Search**: Elasticsearch or Algolia
- **Payment**: Stripe, PayPal, Square
- **Image CDN**: Cloudinary, AWS S3 + CloudFront

## Data Types
- Product catalog data
- User account information (PII)
- Payment tokens (never raw card data)
- Order history
- Shipping addresses
- Search history, browsing behavior

## Team Recommendations
- **Mobile**: 4-8 developers
- **Backend**: 3-5 developers
- **Frontend Web**: 2-4 developers
- **QA**: 2-3 testers
- **DevOps**: 1-2 engineers
- **Design/UX**: 1-2 designers
- Team size: Medium to Large (12-22 total)

## Integration Points
- Payment gateways (Stripe, PayPal, Square)
- Shipping providers (FedEx, UPS, USPS APIs)
- Inventory management systems
- Email service (SendGrid, Mailgun)
- SMS notifications (Twilio, AWS SNS)
- Analytics (Google Analytics, Mixpanel)
- Customer support (Zendesk, Intercom)

## Performance Requirements
- Fast product search (< 500ms)
- Image loading optimization (lazy loading, caching)
- Smooth scrolling for long product lists
- Quick checkout flow
- Offline cart support (save cart locally)

## Testing Requirements
- Payment flow testing (sandbox mode)
- Cart persistence testing
- Checkout edge cases (coupon codes, tax calculation)
- Multi-currency support testing
- Load testing (Black Friday scale)
- Security testing (payment flows, user data)

## SEO & Marketing
- Deep linking for product pages
- Social sharing with Open Graph tags
- Promo codes and discounts
- Abandoned cart recovery
- Push notification campaigns
- A/B testing for checkout flow

## Deployment Considerations
- CDN for product images
- Horizontal scaling for peak traffic
- Cache strategy (Redis for sessions, product data)
- Database read replicas
- Queue system for order processing (RabbitMQ, AWS SQS)
- Monitoring and alerting
- Blue-green deployment for zero downtime

## Demo Requirements
- Test products with clear "DEMO" labels
- Sandbox payment mode (Stripe test mode)
- Demo orders auto-cancelled after 24 hours
- Fake shipping tracking numbers
- Demo admin dashboard access