# FinTech Platform - Development Roadmap

## Phase 1: Core Backend Infrastructure

### Database Schema & Models
- [x] Design and implement database schema (users, wallets, transactions, fraud_rules, admin_logs)
- [x] Create VTU transaction model (provider, amount, status, receipt)
- [x] Create gift card transaction model (card_code, balance, status, expiry)
- [x] Create customer support ticket model (status, priority, messages, attachments)
- [x] Create fraud detection rules table (rule_name, condition, action, enabled)
- [x] Create admin audit log table (action, user, timestamp, details)

### Authentication & Authorization
- [x] Extend user schema with wallet balance, KYC status, device fingerprint
- [x] Implement RBAC middleware (admin vs user role checks)
- [x] Create protectedAdminProcedure for admin-only endpoints
- [x] Add role-based access control to all admin procedures

### VTU Backend
- [x] Create VTU provider integration model (provider_name, api_key, endpoints)
- [x] Implement VTU transaction creation procedure
- [x] Implement VTU provider API integration (fetch airtime/data pricing)
- [x] Implement VTU transaction processing logic
- [x] Implement VTU receipt generation
- [x] Add VTU transaction history query

### Gift Cards Backend
- [x] Create gift card catalog model (provider, denomination, price, stock)
- [x] Implement gift card purchase procedure
- [x] Implement gift card redemption procedure
- [x] Implement gift card balance check procedure
- [x] Implement gift card catalog fetch procedure
- [x] Add gift card transaction history query

### Customer Service Backend
- [x] Create support ticket creation procedure
- [x] Implement ticket status update procedure
- [x] Create ticket message/reply procedure
- [x] Implement ticket search and filter procedure
- [x] Add ticket assignment to support agents

### Fraud Detection Engine
- [x] Design fraud rule engine architecture
- [x] Implement velocity check rule (multiple transactions within time window)
- [x] Implement amount threshold rule (transaction exceeds limit)
- [x] Implement device fingerprinting rule (new device detection)
- [x] Implement geo-anomaly detection rule (impossible travel detection)
- [x] Create rule evaluation procedure
- [x] Implement auto-block for high-risk transactions
- [x] Create fraud alert notification procedure

### Admin APIs & Controllers
- [x] Create user management procedures (list, view, update, suspend)
- [x] Create transaction oversight procedures (list, filter, export)
- [x] Create fraud rule management procedures (create, update, delete, toggle)
- [x] Create service configuration procedures
- [x] Create admin audit log procedures
- [x] Implement admin dashboard data aggregation procedures

### WebSocket Real-time Updates
- [ ] Set up Socket.io integration
- [ ] Implement real-time transaction updates for admin dashboard
- [ ] Implement real-time fraud alert notifications
- [ ] Implement real-time user activity stream
- [ ] Create WebSocket authentication middleware

### External API Integration
- [ ] Set up Manus Data API hub integration
- [ ] Implement VTU provider API wrapper (fetch live pricing)
- [ ] Implement gift card provider API wrapper (fetch catalogs)
- [ ] Add error handling and retry logic for external APIs
- [ ] Implement API rate limiting and caching

### Stripe Integration
- [ ] Set up Stripe API keys and webhooks
- [ ] Implement wallet funding via Stripe checkout
- [ ] Implement gift card purchase via Stripe checkout
- [ ] Create Stripe webhook handlers (payment success/failure)
- [ ] Implement payment intent creation and confirmation

### Testing & Validation
- [x] Write vitest tests for VTU procedures
- [x] Write vitest tests for gift card procedures
- [x] Write vitest tests for fraud detection rules
- [x] Write vitest tests for RBAC authorization
- [ ] Write vitest tests for Stripe integration

## Phase 2: Frontend - Unified Single-Body Application

### Layout & Navigation
- [x] Design global layout structure (header, sidebar, main content)
- [x] Create responsive navigation system
- [x] Implement user profile dropdown
- [x] Create breadcrumb navigation
- [x] Design and implement footer

### Authentication & Onboarding
- [x] Create login page
- [x] Create registration page
- [x] Implement post-registration onboarding wizard modal
- [x] Create onboarding step 1: VTU service setup
- [x] Create onboarding step 2: Gift card service setup
- [x] Create onboarding step 3: Customer service setup
- [x] Implement onboarding completion and redirect to dashboard

### Dashboard
- [x] Create main dashboard landing page
- [x] Implement wallet balance display
- [x] Create quick action cards (VTU, Gift Cards, Support)
- [x] Implement recent transactions widget
- [x] Create account overview section

### VTU Service Page
- [x] Create VTU main page layout
- [ ] Implement provider selection component
- [ ] Create airtime purchase form
- [ ] Create data bundle purchase form
- [ ] Implement transaction confirmation modal
- [ ] Create receipt display and download
- [ ] Implement VTU transaction history page
- [ ] Add transaction status tracking

### Gift Cards Service Page
- [x] Create gift cards main page layout
- [ ] Implement gift card catalog display (grid/list)
- [ ] Create gift card detail modal
- [ ] Implement gift card purchase flow
- [ ] Create gift card redemption form
- [ ] Implement balance check component
- [ ] Create gift card transaction history
- [ ] Add gift card code display and copy functionality

### Customer Service Page
- [x] Create customer service main page layout
- [ ] Implement support ticket creation form
- [ ] Create live chat interface component
- [ ] Implement message display and input
- [ ] Create FAQ section with search
- [ ] Implement ticket list with filters
- [ ] Create ticket detail view
- [ ] Add ticket status tracking display

### Wallet & Payments
- [ ] Create wallet page with balance display
- [ ] Implement wallet funding form (Stripe integration)
- [ ] Create payment method management
- [ ] Implement transaction history view
- [ ] Add wallet statement export

### Admin Dashboard
- [x] Create admin dashboard layout (separate from user dashboard)
- [x] Implement role-based access check and redirect
- [x] Create admin navigation sidebar
- [x] Design admin dashboard overview/analytics

### Admin - User Management
- [x] Create user list page with search/filter
- [x] Implement user detail view
- [x] Create user suspension/activation controls
- [x] Implement user KYC status management
- [x] Add user activity timeline

### Admin - Transaction Oversight
- [x] Create transaction list page with advanced filters
- [x] Implement transaction detail view
- [x] Create transaction export functionality
- [x] Implement transaction status override (if needed)
- [x] Add transaction search by reference/user

### Admin - Fraud Management
- [x] Create fraud rules configuration page
- [x] Implement rule creation form
- [x] Create rule editor component
- [x] Implement rule enable/disable toggle
- [x] Create flagged transactions list
- [x] Implement fraud alert review interface
- [x] Add rule performance analytics

### Admin - Real-time Dashboard
- [ ] Implement real-time transaction feed
- [ ] Create real-time fraud alert notifications
- [ ] Implement real-time user activity stream
- [ ] Add real-time system metrics display
- [ ] Create notification center for admins

### Styling & Design System
- [ ] Define color palette (elegant, sophisticated)
- [ ] Choose typography (primary, secondary fonts)
- [ ] Create spacing and sizing scale
- [ ] Design shadow and elevation system
- [ ] Implement smooth transitions and animations
- [ ] Create component library documentation

### Responsive Design
- [ ] Ensure mobile responsiveness (all pages)
- [ ] Test tablet layout (all pages)
- [ ] Implement mobile-first navigation
- [ ] Test touch interactions
- [ ] Optimize for small screens

### Accessibility
- [ ] Add proper ARIA labels
- [ ] Ensure keyboard navigation
- [ ] Test color contrast ratios
- [ ] Implement focus indicators
- [ ] Add screen reader support

### Performance Optimization
- [ ] Implement code splitting for pages
- [ ] Optimize image loading
- [ ] Add loading skeletons
- [ ] Implement lazy loading for lists
- [ ] Optimize bundle size

## Phase 3: Integration & Testing

### End-to-End Testing
- [ ] Test complete VTU purchase flow
- [ ] Test complete gift card purchase flow
- [ ] Test customer support ticket creation
- [ ] Test admin fraud rule management
- [ ] Test real-time WebSocket updates

### Security Testing
- [ ] Test RBAC enforcement
- [ ] Test fraud detection triggers
- [ ] Test payment security
- [ ] Test data validation
- [ ] Test rate limiting

### Performance Testing
- [ ] Load test admin dashboard
- [ ] Load test real-time updates
- [ ] Test database query performance
- [ ] Optimize slow queries
- [ ] Test concurrent transactions

## Phase 4: Deployment & Monitoring

- [ ] Create production environment setup
- [ ] Deploy to Manus platform
- [ ] Set up monitoring and logging
- [ ] Configure error tracking
- [ ] Set up backup procedures
- [ ] Create runbook documentation