module Playbook::Bottom

def bottom_props
  selected_props = bottom_options.keys.select { |sk| try(sk) }
  return nil unless selected_props.present?
  selected_props.map do |k|
    value = send(k)
    css = if value.is_a?(Hash) && value[:inset] && bottom_values.include?(value[:value])
            "bottom_#{value[:value]}_inset"
          elsif bottom_values.include?(value)
            "bottom_#{value}"
          end
    css
  end.compact.join(" ")
end