#!/usr/bin/env perl
use strict;
use warnings;

use Locale::POFileManager;

my ($dir, $lang) = @ARGV;
$dir  ||= '.';
$lang ||= 'en';

binmode STDOUT, ':utf8';

my $manager = Locale::POFileManager->new(
    base_dir           => $dir,
    canonical_language => $lang,
);

my %missing = $manager->find_missing;
for my $lang (keys %missing) {
    if (@{ $missing{$lang} }) {
        print "$lang:\n";
        print for map { "  $_\n" } @{ $missing{$lang} };
    }
}