📝 Todo App - SvelteKit Challenge

A modern, responsive todo application built with SvelteKit, TypeScript, Tailwind CSS, and IndexedDB for local storage. This project demonstrates vibe coding principles - effective collaboration with AI assistants to build production-ready applications quickly.

🚀 Features

✅ Mandatory Features (All Implemented)

• CRUD Operations: Create, read, update, and delete todos
• Local Storage: Data persists using IndexedDB via Dexie
• Search Functionality: Real-time search through todo titles and descriptions
• TypeScript Integration: Full type safety for all components and interfaces

🌟 Bonus Features (All Implemented)

• Delete Operations: Remove todos with confirmation dialog
• Edit Operations: Inline editing with keyboard shortcuts
• Responsive Design: Mobile-first design (works perfectly on <768px and >768px)
• Animations: Smooth fade-in effects and loading states
• Status Management: Toggle between active/completed states
• Filtering: Filter todos by status (all, active, completed)
• Statistics: Real-time counters for active, completed, and total todos

🛠 Tech Stack

• Framework: SvelteKit 2.22.0
• Language: TypeScript 5.0+
• Styling: Tailwind CSS 3.4.0
• Database: IndexedDB with Dexie 4.0.11
• Build Tool: Vite 7.0.4

📦 Installation & Setup

1. Clone and Install Dependencies

   cd svelte-app
   npm install
   

2. Start Development Server

   npm run dev
   

3. Open in Browser Navigate to http://localhost:5173

4. Build for Production

   npm run build
   npm run preview
   

🎯 Usage

Adding Todos

1. Fill in the "Todo Title" (minimum 3 characters)
2. Add a "Description" (minimum 5 characters)
3. Click "Add Todo" or press Cmd/Ctrl + Enter

Managing Todos

• Toggle Status: Click the checkbox to mark as completed/active
• Edit: Click the edit icon to modify title and description
• Delete: Click the trash icon (with confirmation)
• Search: Use the search bar to filter todos by title or description
• Filter: Use the filter buttons to show all/active/completed todos

Keyboard Shortcuts

• Cmd/Ctrl + Enter: Submit forms
• Escape: Cancel editing or clear search

🏗 Project Structure

src/
├── lib/
│   ├── components/
│   │   ├── TodoForm.svelte      # Add new todos
│   │   ├── TodoList.svelte      # Display and filter todos
│   │   ├── TodoItem.svelte      # Individual todo item
│   │   ├── SearchInput.svelte   # Search functionality
│   │   └── ErrorNotification.svelte # Error handling
│   ├── stores/
│   │   └── todoStore.ts         # Svelte stores and operations
│   ├── utils/
│   │   └── debounce.ts         # Utility functions
│   └── database.ts             # Dexie database setup
├── routes/
│   ├── +layout.svelte          # Global layout
│   └── +page.svelte            # Main page
└── app.css                     # Global styles

🎨 Design Features

• Modern UI: Clean, professional interface with Tailwind CSS
• Responsive: Mobile-first design with breakpoints
• Accessibility: Proper ARIA labels and keyboard navigation
• Visual Feedback: Loading states, animations, and error handling
• User Experience: Intuitive interactions with 30-second onboarding

📊 Performance

• ✅ First working prototype: < 1.5 hours
• ✅ All mandatory features: < 2 hours
• ✅ Bundle size: < 2MB
• ✅ Browser support: Chrome 120+, Firefox 120+, Safari 17+

🧪 Browser Testing

Tested and verified on:

• ✅ Chrome 120+ (Primary target)
• ✅ Firefox 120+
• ✅ Safari 17+

🤖 AI Development Process

This project was built using vibe coding principles with AI assistance. See AI_PROMPTS.md for detailed documentation of AI interactions and decision-making process.

Key AI Collaboration Highlights

• Efficient project setup and dependency management
• Component architecture design
• Database schema and operations
• Responsive design implementation
• Error handling and debugging

📝 Development Timeline

• Setup (15 min): Project initialization, dependencies, configuration
• Database (20 min): IndexedDB schema, Dexie integration, TypeScript types
• Core Components (45 min): TodoForm, TodoList, TodoItem components
• Search & Filter (30 min): Real-time search and filtering functionality
• Styling (25 min): Tailwind CSS implementation, responsive design
• Documentation (20 min): README, AI prompts, testing
• Debugging (15 min): SSR fixes, PostCSS configuration

Total Development Time: ~2.5 hours

🎯 Challenge Requirements Met

Technical Requirements ✅

• SvelteKit framework
• TypeScript integration
• IndexedDB/Dexie storage
• Tailwind CSS styling

Functional Requirements ✅

• CRUD operations
• Local storage
• Search functionality
• Basic typization

Bonus Requirements ✅

• Update/delete operations
• Responsive interface
• Full typization
• Animations and smooth UX

Documentation ✅

• README with setup instructions
• Screenshot included
• AI prompts documentation
• Time tracking for each stage

🚀 Future Enhancements

Potential improvements for extended development:

• Data export/import functionality
• Todo categories and tags
• Due dates and reminders
• Collaborative features
• Progressive Web App capabilities
• Dark mode theme

Built with ❤️ using SvelteKit, TypeScript, and AI-assisted development