🧠 Trivia Game - Modern React Native App

A modern, scalable React Native trivia game built with the latest technologies and best practices.

🚀 Tech Stack

• Framework: Expo + Expo Router
• State Management: Zustand
• Data Fetching: TanStack Query + Axios
• Styling: NativeWind (Tailwind CSS for React Native)
• Language: TypeScript
• Navigation: Expo Router (file-based routing)

📁 Project Structure

├── app/                    # Expo Router pages
│   ├── _layout.tsx        # Root layout
│   ├── auth/              # Authentication pages
│   │   ├── login.tsx
│   │   └── register.tsx
│   └── tabs/              # Main app tabs
│       ├── index.tsx      # Game screen
│       ├── leaderboard.tsx
│       └── settings.tsx
├── components/            # Reusable components
│   ├── ui/               # Base UI components
│   │   ├── Button.tsx
│   │   ├── Card.tsx
│   │   └── Input.tsx
│   ├── game/             # Game-specific components
│   │   ├── QuestionCard.tsx
│   │   ├── AnswerButton.tsx
│   │   └── ProgressBar.tsx
│   └── utils/            # Utility components
├── stores/               # Zustand stores
│   ├── authStore.ts
│   ├── gameStore.ts
│   └── settingsStore.ts
├── hooks/                # Custom hooks
│   ├── useAuth.ts
│   └── useGame.ts
├── services/             # API services
│   ├── apiClient.ts
│   ├── authService.ts
│   └── mockService.ts
├── types/                # TypeScript types
│   ├── auth.ts
│   └── game.ts
└── constants/            # App constants
    ├── Colors.ts
    ├── Styles.ts
    └── GameConfig.ts

🏗️ Architecture

State Management (Zustand)

• authStore: User authentication state
• gameStore: Game state and history
• settingsStore: App settings and preferences

Data Fetching (TanStack Query)

• Automatic caching and synchronization
• Background refetching
• Optimistic updates
• Error handling and retry logic

Styling (NativeWind)

• Utility-first CSS approach
• Consistent design system
• Responsive design
• Dark mode support

🎯 Key Features

Authentication

• Secure login/register flow
• Token-based authentication
• Automatic token refresh
• Persistent sessions

Game Features

• Multiple difficulty levels
• Category-based questions
• Real-time scoring
• Progress tracking
• Game history

UI/UX

• Modern, clean design
• Smooth animations
• Responsive layout
• Accessibility support
• Loading states

🛠️ Development

Prerequisites

• Node.js 18+
• Expo CLI
• iOS Simulator (for iOS development)
• Android Studio (for Android development)

Installation

# Install dependencies
npm install

# Start development server
npm start

# Run on iOS
npm run ios

# Run on Android
npm run android

Code Style

• TypeScript for type safety
• ESLint for code quality
• Prettier for formatting
• Husky for git hooks

📱 Screens

Authentication

• Login: Email/password authentication
• Register: New user registration
• Demo Login: Quick access for testing

Main App

• Game: Interactive trivia gameplay
• Leaderboard: Player rankings
• Settings: App configuration

🔧 Configuration

Environment Variables

# API Configuration
EXPO_PUBLIC_API_URL=https://your-api-url.com
EXPO_PUBLIC_API_TIMEOUT=10000

Tailwind Configuration

Custom colors and utilities defined in tailwind.config.js

🚀 Deployment

Build for Production

# Build for iOS
expo build:ios

# Build for Android
expo build:android

# Build for Web
expo build:web

App Store Deployment

1. Configure app.json with proper bundle identifiers
2. Build production version
3. Submit to App Store/Google Play

🧪 Testing

Unit Tests

npm test

E2E Tests

npm run e2e

📈 Performance

Optimizations

• Lazy loading of components
• Image optimization
• Bundle splitting
• Memory management

Monitoring

• Crash reporting
• Performance metrics
• User analytics

🔒 Security

Best Practices

• Secure token storage
• API request validation
• Input sanitization
• HTTPS enforcement

🤝 Contributing

1. Fork the repository
2. Create a feature branch
3. Make your changes
4. Add tests
5. Submit a pull request

📄 License

MIT License - see LICENSE file for details

🙏 Acknowledgments

• Expo team for the amazing framework
• React Native community
• Open source contributors

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Built with ❤️ using modern React Native practices