signaling_contract_sdk 2.0.0

Type-safe Dart SDK for blockchain signaling smart contracts with auto-generated bindings, Ethereum/EVM support, and comprehensive deployment utilities.

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.

2.0.0 - 2026-02-28

Added

• getSignalCompressed() extension method for automatic gzip decompression of signal data
• Comprehensive test suite with 33 tests covering all functionality (100% passing)
  • Integration tests with live Ganache blockchain instance
  • Compression edge-case tests (empty strings, large data, UTF-8 support)
  • Error handling and validation tests
  • Performance benchmarks showing 99.8% compression ratio on large datasets
  • Multiple sequential signal update tests
• Additional test coverage for data type handling (String, Uint8List, List

Changed

• Stabilized Dart bindings generation
  • Moved signaling_contract_extensions.dart from generated folder to manual maintenance location
  • Protected extensions file from regeneration during binding updates
  • Added documentation about non-generated file status in generator script
• Updated example code to demonstrate new compression features
• Enhanced error messages for compression validation

Fixed

• Fixed funding account in deployment script for integration tests
• Improved gzip format validation with proper error handling
• Fixed struct return type handling in getSignal() calls

Documentation

• Updated README.md with new getSignalCompressed() usage examples
• Added compression performance notes
• Updated version references in all documentation

1.0.2 - 2026-02-22

Added

• Gzip compression support for signal data with full test coverage
• Polymorphic ContractParameter sealed class for type-safe parameter handling
• Enhanced contract parameter type detection and validation

Changed

• Refactored Dart bindings to eliminate all dynamic types using polymorphic sealed classes
• Improved struct return type handling and data encoding
• Migrated build scripts from melos to pubspec.yaml scripts
• Enhanced chainId support for EIP-155 transaction signing

Fixed

• Fixed struct return types in generated bindings
• Improved error handling for contract parameter encoding

1.0.1 - 2025-10-15

Added

• Web3dart 3.0.1 compatibility guide
• Improved transaction signing with explicit chainId support

Changed

• Enhanced SignalingContract.deploy() to use EIP-1559 transactions
• Updated documentation for better clarity on deployment utilities

Fixed

• Fixed SignalingContract.deploy() compatibility with web3dart 3.0.1
• Fixed chainId handling in transaction signing

1.0.0 - 2025-09-20

Added

• Initial release of signaling_contract_sdk
• Type-safe Dart bindings for Signaling smart contracts
• Auto-generated contract bindings from Solidity ABI
• Full EVM/Ethereum support via web3dart
• Contract deployment utilities with constructor parameter encoding
• Contract connection utilities for existing deployments
• Support for signal data compression
• Comprehensive test coverage
• Example application demonstrating SDK usage
• Full dartdoc documentation

Features

• 🔐 Type-Safe Bindings: Auto-generated Dart bindings for smart contracts
• 🌐 EVM Compatible: Full Ethereum Virtual Machine (EVM) support
• 🚀 Easy Deployment: Simplified contract deployment utilities
• 📦 Web3 Integration: Built on top of web3dart for seamless Web3 interactions
• ✨ Auto-Generated Code: Contract bindings automatically generated from Solidity ABIs