#!/bin/sh
#
# finder-show-hidden-files - Toggle visibility of hidden files in macOS Finder
#
# Sets the AppleShowAllFiles preference and restarts Finder to show/hide hidden files.
# Defaults to showing hidden files if no argument is provided.
#
# Usage: finder-show-hidden-files [true|false]
#
# Examples:
#   finder-show-hidden-files        # Show hidden files
#   finder-show-hidden-files false  # Hide hidden files

if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
  echo "Usage: $(basename "$0") [true|false]"
  echo "Toggle visibility of hidden files in Finder"
  echo "Defaults to 'true' (show hidden files) if no argument provided"
  exit 0
fi

status=${1:-true}
defaults write com.apple.finder AppleShowAllFiles $status
killall Finder