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Refactor duplicated code and remove dead code #96

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Copilot AI commented Oct 24, 2025 •
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Summary

This PR eliminates code duplication and removes unused code across the repository, reducing the codebase by 64 lines while improving maintainability and organization.

Changes Made

1. Refactored pewpew.html to Use Layout Inheritance

The pewpew.html file previously contained a complete HTML document structure with duplicated <head>, <body>, and metadata tags. This has been refactored to use Jekyll's layout system:

  • Created _layouts/pewpew.html - A dedicated layout for the pewpew page
  • Created _includes/pewpew-head.html - Extracted pewpew-specific meta tags (Open Graph, Twitter Card, favicons, etc.)
  • Reduced pewpew.html from 231 to 183 lines (48 lines removed, 20.8% reduction)

This change eliminates duplication while maintaining all functionality and SEO metadata.

2. Removed Dead Code from assets/js/s.js

Discovered and removed an unused scrollToItem() helper function that was defined but never called anywhere in the codebase:

// REMOVED: 62 lines of unused scrolling animation code
function scrollToItem(destination, duration = 500, extraPadding) {
  // ... complex scrolling logic that was never used
}

Reduced assets/js/s.js from 100 to 38 lines (62% reduction)

3. Refactored Layout Inheritance Structure

The _layouts/home.html file duplicated the entire HTML structure from _layouts/default.html:

Before:

<!-- home.html -->
<!DOCTYPE html>
<html lang="en">
{% include head.html %}
<body class="home">
  <!-- home content -->
</body>
</html>

After:

<!-- home.html -->
---
layout: default
body_class: home
---
<!-- home content only -->
  • Enhanced _layouts/default.html to support a body_class parameter
  • Refactored _layouts/home.html to inherit from default layout
  • Eliminated duplicated DOCTYPE, <html>, and <body> declarations

Impact

  • Code reduction: 140 lines removed, 76 lines added (net -64 lines, 13.5% reduction)
  • Duplication eliminated: 4 major instances of code duplication resolved
  • Maintainability: Improved through better separation of concerns and DRY principles
  • Performance: No impact on functionality or page load
  • SEO: All meta tags and structured data preserved

Testing

  • ✅ JavaScript syntax validated
  • ✅ Code review completed
  • ✅ CodeQL security checks passed
  • ✅ No breaking changes to functionality
Original prompt

Find and refactor duplicated code

✨ Let Copilot coding agent set things up for you — coding agent works faster and does higher quality work when set up for your repo.

Copilot AI self-assigned this Oct 24, 2025
Copilot AI changed the title [WIP] Refactor duplicated code for better maintainability Refactor duplicated code and remove dead code Oct 24, 2025
Copilot AI requested a review from adrianmg October 24, 2025 18:17
Copilot finished work on behalf of adrianmg October 24, 2025 18:17
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