#!/bin/bash
# Git pre-commit hook - Auto-update dashboard before commit
#
# Installation:
#   cp .githooks/pre-commit .git/hooks/pre-commit
#   chmod +x .git/hooks/pre-commit

# Check if any demo files are being committed
demo_changes=$(git diff --cached --name-only | grep -E "(threejs_viz|sdg_viz|src|src_infinite|src_group).*\.html$")

if [ -n "$demo_changes" ]; then
    echo "🔍 Demo files detected in commit..."
    echo "🔄 Regenerating dashboard..."

    # Regenerate dashboard
    python3 generate_index.py

    # Check if index.html was modified
    if git diff --name-only | grep -q "index.html"; then
        echo "✅ Dashboard updated - staging index.html"
        git add index.html
    else
        echo "ℹ️  Dashboard already up to date"
    fi
else
    echo "ℹ️  No demo files in commit - skipping dashboard update"
fi

exit 0