Duplicate Code: Identical EmptyCard and InitialCard Widgets

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Analysis of commit eaf30ea

Summary

Two widget classes (EmptyCard and InitialCard) have identical implementations with only different class names. Both render empty centered columns with no content, representing code duplication that reduces maintainability.

Duplication Details

Pattern: Identical Widget Structure

• Severity: High
• Occurrences: 2 instances
• Locations:
  • lib/ui/widgets/empty_card.dart (lines 1-17)
  • lib/ui/widgets/initial_card.dart (lines 1-17)
• Code Sample:

  class EmptyCard extends StatelessWidget {
    const EmptyCard({
      Key? key,
    }) : super(key: key);
  
    `@override`
    Widget build(BuildContext context) {
      return Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: const [],
        ),
      );
    }
  }

Impact Analysis

• Maintainability: Any changes to the widget structure must be duplicated across both files, increasing the risk of inconsistent behavior
• Bug Risk: If one widget is updated but the other isn't, it creates inconsistent UI states that could confuse users
• Code Bloat: Unnecessary duplication adds to codebase size and complexity

Refactoring Recommendations

1. Consolidate into Single Widget

   • Create a single EmptyStateCard widget that replaces both
   • Update all references in lib/ui/pages/home.dart to use the consolidated widget
   • Estimated effort: 1-2 hours
   • Benefits: Single source of truth, easier to extend with custom messages or icons in the future

2. Alternative: Add Distinguishing Content

   • If these widgets are meant to represent different states (empty results vs initial loading), add distinctive content (icons, messages) to justify their separation
   • Benefits: Makes the UI more informative to users

Implementation Checklist

• Review duplication findings
• Prioritize refactoring tasks
• Create refactoring plan
• Implement changes
• Update tests
• Verify no functionality broken

Analysis Metadata

• Analyzed Files: 27
• Detection Method: Semantic code analysis (manual review)
• Commit: eaf30ea
• Analysis Date: 2026-02-16

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