voo_ui 0.1.0

A comprehensive Flutter UI component library with Material 3 design, atomic pattern architecture.

Changelog

All notable changes to the voo_ui package will be documented in this file.

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

0.1.0 - 2024-01-24

Added

🎨 Design System

• VooDesignSystem: Central design token management with consistent spacing, radius, and animation values
• VooTheme: Comprehensive Material 3 theming with light and dark mode support
• VooColors: Semantic color system with status indicators and custom color support
• VooTypography: Material Design 3 type scale implementation
• VooSpacing: Consistent spacing system (xs through xxxl)
• VooMaterialApp: Pre-configured MaterialApp with VooDesignSystem integration

📊 Advanced Data Grid

• VooDataGrid: Production-ready data grid with three operation modes
  • Local mode: All filtering, sorting, and pagination handled client-side
  • Remote mode: Server-side operations with debounced API calls
  • Mixed mode: Remote data fetching with local filtering/sorting
• Smart Filter System: Automatic filter widget selection based on column data type
  • Text fields for string data
  • Number fields with range support for numeric data
  • Date pickers with range selection for temporal data
  • Dropdowns for enum/select fields with icons and subtitles
  • Multi-select for multiple choice filtering
  • Custom filter builders for specialized needs
• Advanced Features:
  • Multi-column sorting with visual indicators
  • Row selection (single and multiple modes)
  • Frozen columns for important data
  • Custom cell rendering with builder pattern
  • Pagination with customizable page sizes
  • Column resizing and reordering
  • Performance optimized for large datasets (virtual scrolling)
• VooDataGridSource: Abstract data source with repository pattern
• VooDataGridController: Centralized state management for data grid

🧩 Foundation Components

• VooContainer: Responsive container with Material 3 elevation and animation support
• VooCard: Material 3 cards with hover states and interaction feedback
• VooScaffold: Enhanced scaffold with responsive behavior
• VooAppBar: Material 3 app bar with sliver support

📝 Input Components

• VooTextField: Material 3 outlined text field with floating labels
• VooButton: Multiple variants (elevated, outlined, text, tonal, filled)
• VooDropdown: Enhanced dropdown with icons, subtitles, and grouping support
• VooSearchBar: Material 3 search bar with clear action and suggestions

📋 Display Components

• VooListTile: Enhanced list tiles with selection states and custom content
• VooStatusBadge: HTTP status and semantic status badges with color coding
• VooTimestampText: Intelligent relative time display (e.g., "2 hours ago")
• VooEmptyState: Beautiful empty states with customizable illustrations and actions

🔧 Utility Components

• VooPageHeader: Consistent page headers with titles, subtitles, and actions
• Context Extensions: Easy access to design tokens via context.vooDesign

Features

• Full Material 3 (Material You) design system implementation
• Atomic design pattern architecture (atoms, molecules, organisms)
• Responsive design with breakpoint-aware layouts
• Dark mode support with automatic theme switching
• Accessibility features built into all components
• Comprehensive documentation with code examples
• TypeScript-like type safety with Dart null safety

Technical Details

• Minimum Flutter SDK: 3.0.0
• Minimum Dart SDK: 3.0.0
• Dependencies: intl for internationalization
• Zero external UI dependencies (pure Flutter implementation)

Documentation

• Comprehensive README with getting started guide
• API documentation for all public classes
• Example implementations for every component
• Design system usage guidelines
• Data grid implementation examples for all three modes

[Unreleased]

Planned for 0.2.0

• VooChart: Interactive charts powered by fl_chart
• VooCalendar: Material 3 calendar with event support
• VooDatePicker: Enhanced date picker with range selection
• VooTimePicker: Material 3 time picker
• VooStepper: Horizontal and vertical steppers
• VooTimeline: Timeline component with custom markers

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For more details about upcoming releases, see the Roadmap section in the README.