require 'appscript'

class FSPath < Pathname
  # Move to trash using finder
  def move_to_trash
    mac_finder_alias.delete
  end

  FINDER_LABEL_COLORS = [:none, :orange, :red, :yellow, :blue, :purple, :green, :gray].freeze
  FINDER_LABEL_COLOR_ALIASES = {:grey => :gray}.freeze
  # Get finder label (one of :none, :orange, :red, :yellow, :blue, :purple, :green and :gray)
  def finder_label
    FINDER_LABEL_COLORS[mac_finder_alias.label_index.get]
  end
  # Set finder label (:grey is same as :gray, nil or false as :none)
  def finder_label=(color)
    color = FINDER_LABEL_COLOR_ALIASES[color] || color || :none
    index = FINDER_LABEL_COLORS.index(color)
    raise "Unknown label #{color.inspect}" unless index
    mac_finder_alias.label_index.set(index)
  end

  # Get spotlight comment
  def spotlight_comment
    mac_finder_alias.comment.get
  end

  # Set spotlight comment
  def spotlight_comment=(comment)
    mac_finder_alias.comment.set(comment.to_s)
  end

  # MacTypes::Alias for path
  def mac_alias
    MacTypes::Alias.path(@path)
  end

  # MacTypes::FileURL for path
  def mac_file_url
    MacTypes::FileURL.path(@path)
  end

  # Finder item for path through mac_alias
  def mac_finder_alias
    Appscript.app('Finder').items[mac_alias]
  end

  # Finder item for path through mac_alias
  def mac_finder_file_url
    Appscript.app('Finder').items[mac_file_url]
  end
end