Added #

• 🚀 Initial Release - Complete Flutter NotifyHub package for Firebase notifications
• 🔐 Secure Encryption - AES-256-CBC encryption for Firebase service account credentials
• 🏭 Singleton Pattern - Factory pattern implementation ensuring single instance management
• 📱 Cross-Platform Support - Full compatibility with Android and iOS platforms
• ✅ Input Validation - Comprehensive validation for FCM tokens and notification content
• 📦 Batch Notifications - Efficient sending of multiple notifications to different devices
• 🎯 Topic Management - Subscribe and unsubscribe from Firebase notification topics
• 🏥 Health Monitoring - Backend service health checks and diagnostics
• 🔄 Token Management - Automatic FCM token refresh handling with callbacks
• 📊 Detailed Logging - Comprehensive success and error reporting with timestamps
• 🛡️ Error Handling - Robust error handling with detailed error messages
• 📝 Rich Documentation - Complete API documentation with examples and best practices
• 🧪 Example App - Full-featured example application demonstrating all features
• 🔗 Deep Linking Support - Custom data payload support for app navigation
• 🌍 HTTPS Security - All communications secured with HTTPS protocol

Technical Features #

• Encryption Service: Secure AES-256-CBC encryption for sensitive data
• Firebase Manager: Complete Firebase Cloud Messaging integration
• Notification Handler: Advanced notification processing and delivery
• Model Classes: Type-safe data models for requests and responses
• Validation Engine: Multi-layer validation for tokens and content
• Background Processing: Support for background notification handling

Platform Support #

• Android: Minimum SDK 23, optimized for Android 13+ notification permissions
• iOS: Full support with background processing capabilities
• Flutter: Compatible with Flutter 3.0+ and Dart 3.8+

Dependencies #

• firebase_core: ^2.24.2 - Firebase core functionality
• firebase_messaging: ^14.7.10 - Firebase Cloud Messaging
• http: ^1.2.0 - HTTP client for API communication
• crypto: ^3.0.3 - Cryptographic operations
• encrypt: ^5.0.3 - Advanced encryption capabilities

Developer Information #

• Author: Syed Abdul Qadeer
• Company: AlwariDev
• Website: https://alwaridev.tech
• Repository: https://github.com/SyedAbdulQadeer/flutter_notifyhub
• License: MIT License

Package Features #

• Zero configuration setup with pre-configured backend
• Type-safe API with comprehensive error handling
• Built-in security with encrypted data transmission
• Performance optimized for high-volume notifications
• Memory efficient singleton implementation
• Extensive documentation and examples
• Community support and regular updates
• Batch notification sending capability
• Health check functionality for backend service monitoring
• Comprehensive error handling and validation
• Complete test suite with unit tests
• Detailed documentation and usage examples

Features #

• AlwariDevNotificationService main service class with singleton pattern
• EncryptionService for secure service account encryption/decryption
• NotificationResponse and HealthResponse models
• FCM token validation (50-1000 characters)
• Notification content validation (title: 1-100 chars, body: 1-1000 chars)
• HTTP client integration with proper error handling
• Backend health monitoring

Security #

• AES-256-CBC encryption for Firebase service account JSON
• Secret key based encryption/decryption
• No plain text storage of sensitive data
• HTTPS communication with backend service

Developer Experience #

• Comprehensive documentation with examples
• Type-safe API with proper error handling
• Easy initialization and usage
• Support for both single and batch notifications
• Built-in validation methods