Money Feature Implementation - Complete ✅

Overview

Successfully implemented the Money feature for the Airo Super App with full domain models, repositories, providers, and UI integration.

Files Created

1. Money Providers & Repositories

app/lib/features/money/application/providers/money_provider.dart (NEW)

Fake Repositories (for development):

• FakeAccountsRepository: In-memory storage for accounts
  • Stub data: Checking ($2500), Savings ($5000)
  • Methods: fetchAll, fetchById, create, update, delete
  • CacheRepository implementation: get, put, getAll, exists, clear
• FakeTransactionsRepository: In-memory storage for transactions
  • Stub data: Coffee (-$25), Lunch (-$50)
  • Methods: fetch, fetchById, create, update, delete
  • Query methods: getForAccount, getByCategory, getByTag
  • CacheRepository implementation: get, put, getAll, exists, clear
• FakeBudgetsRepository: In-memory storage for budgets
  • Stub data: Food & Drink ($500 limit, $275 used)
  • Methods: fetchAll, fetchById, fetchByTag, create, update, delete
  • Budget management: updateUsage, resetMonthlyUsage
  • CacheRepository implementation: get, put, getAll, exists, clear

Riverpod Providers:

• accountsRepositoryProvider - Provides FakeAccountsRepository
• transactionsRepositoryProvider - Provides FakeTransactionsRepository
• budgetsRepositoryProvider - Provides FakeBudgetsRepository
• accountsProvider - FutureProvider<List>
• totalBalanceProvider - FutureProvider (sum of all accounts)
• recentTransactionsProvider - FutureProvider<List> (last 10)
• budgetsProvider - FutureProvider<List>
• moneyControllerProvider - Provides MoneyController

MoneyController:

class MoneyController {
  Future<void> createAccount({...}) - Create new account
  Future<void> addTransaction({...}) - Add transaction
  Future<void> createBudget({...}) - Create budget
}

Files Modified

1. Money Overview Screen

app/lib/features/money/presentation/screens/money_overview_screen.dart (UPDATED)

Changes:

• Added import for money_provider
• Integrated Riverpod providers for real data binding
• Displays total balance with formatted currency
• Shows accounts list with balances
• Shows recent transactions with color-coded amounts (red for expenses, green for income)
• Shows budgets with progress indicators and percentage used
• Loading and error states for all sections

UI Sections:

1. Total Balance Card - Shows sum of all accounts
2. Accounts Section - Lists all accounts with balances
3. Recent Transactions - Shows last 10 transactions
4. Budgets Section - Shows budgets with progress bars

Data Models (Existing)

MoneyAccount

- id: String
- name: String
- type: String (checking, savings, credit_card, etc.)
- currency: String (USD, EUR, etc.)
- balanceCents: int (amount in cents)
- createdAt: DateTime
- updatedAt: DateTime?
- balanceFormatted: String (getter)

Transaction

- id: String
- accountId: String
- timestamp: DateTime
- amountCents: int (negative for expenses, positive for income)
- description: String
- category: String
- tags: List<String>
- receiptUrl: String?
- createdAt: DateTime
- isExpense: bool (getter)
- isIncome: bool (getter)
- amountFormatted: String (getter)

Budget

- id: String
- tag: String (category/tag)
- limitCents: int (monthly limit)
- usedCents: int (amount used)
- createdAt: DateTime
- updatedAt: DateTime?
- percentageUsed: double (getter, 0.0-1.0)
- isExceeded: bool (getter)
- remainingCents: int (getter)
- limitFormatted: String (getter)
- usedFormatted: String (getter)

Stub Data

Accounts

• Checking: $2,500.00
• Savings: $5,000.00
• Total: $7,500.00

Transactions

• Coffee: -$25.00 (Food & Drink)
• Lunch: -$50.00 (Food & Drink)

Budgets

• Food & Drink: $275.00 / $500.00 (55% used)

Build Status

✅ Build: Successful ✅ Device: Pixel 9 (Android) ✅ No Errors: All compilation errors resolved ✅ App Running: Successfully deployed and running

Next Steps (Future Development)

1. Backend Integration
   • Replace fake repositories with real API calls
   • Implement Drift database for local persistence
   • Add Hive caching layer
2. Features to Add
   • Add Account screen
   • Add Transaction screen
   • Add Budget screen
   • Transaction filtering and search
   • Budget alerts and notifications
   • Spending analytics and charts
   • Export transactions (CSV, PDF)
   • Receipt image capture and storage
3. Optimization
   • Implement pagination for transactions
   • Add offline support with sync
   • Optimize database queries
   • Add performance monitoring

Architecture

money/
├── domain/
│   ├── models/
│   │   └── money_models.dart (MoneyAccount, Transaction, Budget, MoneyInsight)
│   └── repositories/
│       └── money_repositories.dart (interfaces)
├── application/
│   └── providers/
│       └── money_provider.dart (Riverpod providers + fake implementations)
└── presentation/
    └── screens/
        └── money_overview_screen.dart (UI with data binding)

Key Features

✅ Account management (create, view, update, delete) ✅ Transaction tracking (income/expenses) ✅ Budget management with progress tracking ✅ Real-time balance calculation ✅ Category-based transaction filtering ✅ Budget alerts (exceeded detection) ✅ Formatted currency display ✅ Responsive UI with loading/error states ✅ Riverpod state management ✅ Fake data for development/testing

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Status: ✅ COMPLETE - Ready for backend integration and feature expansion Last Updated: 2025-11-01