Puppet 99 Bottles of Beer on the Wall

99-bottles-of-beer.pp

$bottles = Integer[0,99].map |$bottle| { abs($bottle - 99) }

$report = {
  bottles => '%s bottle%s of beer on the wall, %s bottle%s of beer.',
  left    => '%s bottle%s of beer on the wall.',
  take    => 'Take one down and pass it around',
  buy     => 'Go to the store and buy some more',
}

$bottles.map |$bottles_on_wall| {
  $bottles_left = $bottles_on_wall ? {
    0       => 99,
    1       => 'no more',
    default => ($bottles_on_wall - 1),
  }

  $action = $bottles_on_wall ? {
    0       => 'buy',
    default => 'take',
  }

  $bottles_as_word = ($bottles_on_wall == 0) ? {
    true  => 'no more',
    false => $bottles_on_wall,
  }

  notice(
    sprintf($report['bottles'],
      capitalize($bottles_as_word),
      ($bottles_on_wall != 1) ? { true => 's', false => '' },
      $bottles_as_word,
      ($bottles_on_wall != 1) ? { true => 's', false => '' },
    )
  )

  notice(
    sprintf("${report[$action]}, ${report['left']}",
      $bottles_left,
      ($bottles_left != 1) ? { true => 's', false => '' },
    )
  )
}