flutter_sync_manager_pro 1.0.1

Offline-first data synchronization engine with delta sync, conflict resolution, and background syncing for Flutter applications.

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

1.0.1 - 2026-02-15

Fixed

• Removed unused import 'sync_status.dart' from sync_adapter.dart
• Improved pub.dev static analysis score (50/50 points)

1.0.0 - 2026-02-15

Added

• Initial release of flutter_sync_manager_pro
• Offline-first data synchronization
• Delta sync support for efficient data transfer
• Conflict resolution with multiple strategies (server wins, client wins, merge, newest wins, keep both, custom)
• Background sync with configurable intervals
• Priority-based syncing (low, normal, high, critical)
• Queue management with automatic retry and exponential backoff
• REST API adapter for syncing with RESTful backends
• Firebase adapter for Realtime Database and Cloud Firestore
• Comprehensive sync statistics (pending, synced, errors, conflicts)
• Real-time sync status streams
• Local data caching for instant read access
• Automatic online/offline detection
• Configurable sync behavior (intervals, timeouts, batch sizes)
• Full test coverage
• Comprehensive documentation and examples

Features

• SyncEngine - Main engine for managing sync operations
• SyncConfig - Flexible configuration options
• SyncAdapter - Abstract base for custom backend adapters
• ConflictResolver - Smart conflict resolution strategies
• SyncQueue - Reliable queue with SQLite persistence
• SyncStats - Detailed sync statistics
• Multiple adapters: REST API, Firebase
• Priority system for urgent data
• Delta sync for bandwidth efficiency
• Multi-device synchronization support

Documentation

• Complete README with examples
• API documentation
• Integration guides for REST and Firebase
• Custom adapter implementation guide
• Best practices and use cases
• Testing guide

[Unreleased]

Planned Features

• WebSocket adapter for real-time sync
• GraphQL adapter
• Enhanced local storage options (Hive, Isar)
• Batch conflict resolution UI helpers
• Sync analytics and monitoring
• Compression for large payloads
• End-to-end encryption support
• Selective collection sync
• Offline-first query capabilities