GaterLink - Access Control Management System

A comprehensive React Native application for managing access control systems with QR code generation, user management, and secure file storage.

📁 Project Structure

GaterLinkNative/
├── src/                          # Main source code
│   ├── components/               # Reusable UI components
│   ├── screens/                  # Screen components
│   ├── navigation/               # Navigation configuration
│   ├── services/                 # API and external service integrations
│   ├── store/                    # Redux store and slices
│   ├── utils/                    # Utility functions and helpers
│   ├── types/                    # TypeScript type definitions
│   ├── config/                   # Configuration files
│   └── contexts/                 # React contexts
├── docs/                         # Documentation
│   ├── status-reports/           # Project status and progress reports
│   ├── setup-guides/             # Setup and configuration guides
│   ├── implementation-guides/    # Implementation documentation
│   └── fixes/                    # Bug fixes and troubleshooting
├── scripts/                      # Build and utility scripts
│   ├── test-*.js                 # Test scripts
│   ├── setup-*.js                # Setup scripts
│   └── deploy-*.sh               # Deployment scripts
├── android/                      # Android-specific files
├── ios/                          # iOS-specific files
├── functions/                    # Firebase Cloud Functions
├── supabase/                     # Supabase configuration
├── __tests__/                    # Jest test files
└── __mocks__/                    # Test mocks

🚀 Features

Core Functionality

• User Authentication: Firebase-based authentication with role-based access control
• QR Code Management: Generate, print, and share QR codes for access control
• User Profile Management: Complete user profiles with document uploads
• Secure File Storage: Supabase Storage with signed URLs and quota management
• Real-time Messaging: In-app messaging system for communication
• Door Type Management: Comprehensive door and access point management

Recent Enhancements (Latest Update)

• Enhanced User Registration: Extended profile fields (DOB, company, ID, OSHA card, selfie)
• Secure Storage Integration: Zero-cost Supabase Storage with Edge Functions
• QR Code Generation: Admin interface for creating and exporting QR codes
• Profile Completion Flow: Intelligent post-login profile completion
• Quota Protection: Client-side storage tracking and usage monitoring
• Image Processing: Automatic compression and optimization

📱 Screenshots

[Screenshots will be added here]

🛠 Technology Stack

Frontend

• React Native: 0.73.2
• TypeScript: Type-safe development
• React Navigation: Navigation management
• Redux Toolkit: State management
• React Native Paper: UI components

Backend & Storage

• Firebase Authentication: User authentication
• Firestore: User data and metadata storage
• Supabase Storage: Secure file storage with Edge Functions
• Supabase Edge Functions: Signed URL generation and file management

Key Libraries

• react-native-qrcode-svg: QR code generation
• react-native-image-picker: Image selection
• react-native-image-resizer: Image compression
• react-native-fs: File system operations
• react-native-print: QR code printing
• react-native-share: File sharing
• react-native-date-picker: Date selection
• date-fns: Date manipulation

🏗 Architecture

Storage Architecture

┌─────────────────┐    ┌──────────────────┐    ┌─────────────────┐
│   React Native  │    │   Supabase Edge  │    │  Supabase       │
│   Application   │◄──►│   Functions      │◄──►│  Storage        │
└─────────────────┘    └──────────────────┘    └─────────────────┘
         │                       │                       │
         │                       │                       │
         ▼                       ▼                       ▼
┌─────────────────┐    ┌──────────────────┐    ┌─────────────────┐
│   Firebase      │    │   JOSE Library   │    │   Private       │
│   Authentication│    │   (JWT Verify)   │    │   Bucket        │
└─────────────────┘    └──────────────────┘    └─────────────────┘

File Storage Flow

1. Upload: Client → Edge Function → Signed URL → Supabase Storage
2. Download: Client → Edge Function → Signed URL → File Access
3. Delete: Client → Edge Function → Service Role → Storage Delete

📦 Installation

Prerequisites

• Node.js 18+
• React Native CLI
• Xcode 15+ (iOS)
• Android Studio (Android)
• Firebase project
• Supabase project

Setup

1. Clone the repository

   git clone <repository-url>
   cd Gaterlinkapp

2. Install dependencies

   npm install

3. Environment Configuration Create .env file in the root directory:

   # Firebase Configuration
   FIREBASE_API_KEY=your_firebase_api_key
   FIREBASE_AUTH_DOMAIN=your_project.firebaseapp.com
   FIREBASE_PROJECT_ID=your_project_id
   FIREBASE_STORAGE_BUCKET=your_project.appspot.com
   FIREBASE_MESSAGING_SENDER_ID=your_sender_id
   FIREBASE_APP_ID=your_app_id
   
   # Supabase Configuration
   SUPABASE_URL=your_supabase_url
   SUPABASE_ANON_KEY=your_supabase_anon_key
   SUPABASE_SERVICE_ROLE_KEY=your_service_role_key
   
   # FCM Configuration
   FCM_SERVER_KEY=your_fcm_server_key

4. iOS Setup

   cd ios && pod install && cd ..

5. Start the application

   # Start Metro bundler
   npm start
   
   # Run on iOS
   npm run ios
   
   # Run on Android
   npm run android

🧪 Testing

Running Tests

# Run all tests
npm test

# Run tests with coverage
npm test -- --coverage

# Run specific test file
npm test -- --testPathPattern=ComponentName

Test Scripts

• scripts/test-fcm.js - Test Firebase Cloud Messaging
• scripts/test-firebase-integration.js - Test Firebase integration
• scripts/test-free-tier-integration.js - Test Supabase free tier integration

📚 Documentation

Setup Guides

• Environment Setup Guide
• FCM Integration Guide
• Android Icon Setup Guide
• Troubleshooting Guide

Implementation Guides

• Firebase SPM Migration
• New Architecture Migration
• Authentication and Push Notifications

Status Reports

• Current Issues Breakdown
• Final Testing Summary
• Deployment Status

🚀 Deployment

Firebase Functions

# Deploy all functions
npm run deploy

# Deploy specific function
firebase deploy --only functions:functionName

Environment Validation

# Validate environment configuration
npm run env:validate

🤝 Contributing

1. Fork the repository
2. Create a feature branch (git checkout -b feature/amazing-feature)
3. Commit your changes (git commit -m 'Add some amazing feature')
4. Push to the branch (git push origin feature/amazing-feature)
5. Open a Pull Request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🆘 Support

For support and questions:

• Check the Troubleshooting Guide
• Review Current Issues
• Create an issue in the repository

🔄 Recent Updates

See CHANGELOG.md for a detailed history of changes and updates.