require 'pathname'

Facter.add(:letsencrypt_bycertname) do
  confine kernel: ['FreeBSD', 'Linux', 'OpenBSD']

  setcode do
    certs = {}

    # locate the certificate repository
    livedir = ['/etc/letsencrypt/live', '/etc/certbot/live']
              .map { |path| Pathname.new path }
              .find(&:directory?)

    unless livedir.nil?
      Pathname.new(livedir).children.select(&:directory?).each do |path|
        m = path.basename.to_s.match(%r{(.*?)(-\d+)?$})
        certs[m[1]] = path.to_s
      end
    end

    certs
  end
end