Changelog #

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

1.0.0 #

Initial Production Release of flutter_import_export
Comprehensive multi-format import engine:
- CSV Parser with automated delimiter auto-detection (,, ;, \t, |).
- Excel (XLSX) processor with multi-sheet inspection and formula evaluation.
- JSON / JSONL processor with JSONPath querying and streaming support.
Production export engine:
- CSV exporter with configurable quoting modes, delimiters, and UTF-8 BOM.
- Excel exporter with custom sheet naming and auto-fit column widths.
- JSON exporter supporting formatted arrays and streaming JSONL.
Schema Mapping & Smart Matching:
- Automated column matching with Levenshtein fuzzy distance, phonetic Soundex, and synonyms.
- Custom column mapping builder with transformation pipelines.
Validation & Duplicate Detection:
- Rule-based field validation (required, email, numeric, regex, min/max).
- High-performance single-pass duplicate detector using composite keys.
UI Widgets & Responsive Table:
- ImportExportDataTable: Responsive, paginated, dual-axis scrolling data table with sortable columns.
- TableDesignConfig: Custom styling system for border colors, border widths, corner radius, zebra striping, and 5 pre-built presets (dark, light, oceanNavy, emerald, minimalBordered).
Streaming & Background Processing:
- Chunked streaming importer for large files with pause, resume, and cancellation tokens.
- Progress streams with throughput metrics and diagnostics.