#!/bin/sh
set -e

# If HOST is set, replace /static/ URLs in CSS and JS files
if [ ! -z "$HOST" ]; then
  # Escape special characters for sed
  ESCAPED_HOST=$(echo "$HOST" | sed 's/[\/&]/\\&/g')

  # Replace /static/ paths in all CSS files
  find /usr/share/nginx/html -name "*.css" -type f -exec sed -i "s|/static/|${ESCAPED_HOST}/static/|g" {} \;

  # Replace /static/ paths in all JS files
  find /usr/share/nginx/html -name "*.js" -type f -exec sed -i "s|/static/|${ESCAPED_HOST}/static/|g" {} \;

  echo "✓ Updated static URLs to use HOST: $HOST"
else
  echo "✓ Serving static assets from /static/ (local, no HOST set)"
fi

# Start nginx in foreground
exec nginx -g "daemon off;"