Implement Electronic Data Capture System for Cat Videos

[Copilot]

This PR implements a complete electronic data capture (EDC) system for managing and cataloging favorite cat videos, addressing the requirement to create a comprehensive data collection solution.

What was built

A fully functional web-based EDC system with the following capabilities:

Data Capture Interface

• Comprehensive form for recording cat video metadata including title, URL, duration, rating (1-5 stars), category, tags, notes, and watch date
• Smart categorization system with predefined options (Funny, Cute, Compilation, Kitten, Tricks, Reaction, Other)
• Auto-save functionality to prevent data loss during form completion
• Form validation with required fields and appropriate input types

Data Management Features

• View all captured records in an organized card-based layout
• Real-time search functionality across titles, notes, and tags
• Category-based filtering for quick access to specific types of videos
• Edit existing records with pre-populated forms
• Delete records with confirmation prompts
• Responsive design that works on both desktop and mobile devices

Data Persistence & Export

• Local browser storage using localStorage API for data persistence
• Export functionality to download data as JSON files for backup
• Import capability to restore previously exported data
• Merge functionality that prevents duplicate records during import
• Complete data portability without requiring external services

Analytics Dashboard

• Real-time statistics including total video count, average rating, total watch time
• Most popular category identification
• Dynamic updates as data is added or modified

Technical Implementation

The system is built using modern web technologies:

• HTML5: Semantic structure with proper form controls and accessibility
• CSS3: Responsive design with CSS Grid and Flexbox, modern styling with gradients and animations
• Vanilla JavaScript: ES6+ features, class-based architecture, localStorage integration
• No external dependencies: Works completely offline once loaded

Files Added

• index.html - Main application interface with tabbed navigation
• styles.css - Complete styling and responsive design
• script.js - Full application logic and data management
• README.md - Comprehensive documentation and usage guide
• QUICKSTART.md - Quick start guide for immediate use
• demo-data.json - Sample data for testing and demonstration

Usage

Simply open index.html in any modern web browser to start using the system. No server setup or installation required.


The screenshot shows the system in action with a captured cat video record displaying all the metadata fields, rating system, and management controls.

Privacy & Security

All data is stored locally in the user's browser using the localStorage API. No external services are contacted, ensuring complete privacy and offline functionality.

Original prompt

create an electronic data capture system which will capture data about your favorite cat videos

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