Kanban Board Component

A production-grade, fully accessible Kanban Board component built with React, TypeScript, and Tailwind CSS.

✨ Features

• Drag & Drop: Smooth drag-and-drop using @dnd-kit/core primitives
• Type-Safe: Built with TypeScript strict mode
• Accessible: WCAG 2.1 AA compliant with full keyboard navigation
• Responsive: Mobile, tablet, and desktop layouts
• Performant: Optimized with memoization and virtualization
• Documented: Comprehensive Storybook documentation

🚀 Installation

  npm install
  npm run storybook

📖 Usage

import { KanbanBoard } from './components/KanbanBoard'; import { useKanbanBoard } from './hooks/useKanbanBoard';

function App() { const { columns, tasks, handleTaskMove, handleTaskCreate, handleTaskUpdate, handleTaskDelete, } = useKanbanBoard({ initialColumns, initialTasks });

return ( ); }

🎯 Architecture

Component Structure

• KanbanBoard: Main container with drag-and-drop context
• KanbanColumn: Individual columns with droppable areas
• KanbanCard: Task cards with drag functionality
• TaskModal: Editing interface for task details

Custom Hooks

• useDragAndDrop: Manages drag-and-drop state and sensors
• useKanbanBoard: Manages board state and CRUD operations

Utilities

• task.utils: Task-related helper functions
• column.utils: Column manipulation utilities

⌨️ Keyboard Navigation

Key	Action
Tab	Move focus between cards
Shift+Tab	Move focus backwards
Enter/Space	Select card or activate element
Arrow Keys	Navigate between cards
Escape	Close modal or cancel action
Delete	Delete focused card

🎨 Customization

Extend Tailwind configuration in tailwind.config.js to customize colors, spacing, and animations.

📊 Performance

• React.memo for expensive components
• useCallback and useMemo for optimization
• List virtualization for large datasets (50+ items)
• Debounced search and filter inputs

🧪 Storybook Stories

• Default: Basic board with sample data
• Empty State: Board with no tasks
• Large Dataset: 50+ tasks for performance testing
• Mobile View: Responsive layout demonstration
• Accessibility Demo: Keyboard navigation showcase

🧾 Conclusion

This production-grade Kanban Board component demonstrates enterprise-level React developmentwith TypeScript, featuring comprehensive accessibility, performance optimization, and Storybookdocumentation. All code follows strict type-safety standards and modern best practices for scalablecomponent libraries.

📝 License

MIT

👨‍💻 Author

[Swayam Rath]