#!/usr/bin/env perl
use 5.024;
use strict;
use warnings;
use Log::Any::Adapter;
use Log::Any::Adapter::Util;
use Log::Any '$log';
use Path::Tiny;
use Getopt::Long::Descriptive;
use AniDB::Manager;

my ($opt, $usage) = describe_options(
    '%c %o <directories>',
    [ 'database|d=s', 'the database to cache things into',
      { default  => 'aindb-renamer.db' } ],
    [],
    [ 'verbose|v=+', 'print extra stuff' ],
    [ 'help', 'print usage message and exit',
      { shortcircuit => 1 } ],
    {
        getopt_conf => [qw( posix_default bundling no_ignore_case )],
        show_defaults => 1,
    },
);
print($usage->text), exit 0 if $opt->help;

Log::Any::Adapter->set(
    'Stdout',
    log_level => Log::Any::Adapter::Util::numeric_level('warning')
        + $opt->verbose,
);

my $anidb = AniDB::Manager->new({database=>$opt->database});
my %new_name_for;

for my $dir (@ARGV) {
    my $path_iter = path($dir)->iterator({recurse=>1,follow_symlinks=>0});
    while (my $path = $path_iter->()) {
        next unless $path->is_file;
        $log->info("looking at $path")
        $anidb->update($path);
        if (my $new_name = $anidb->maybe_new_name_for($path)) {
            $new_name_for{$path->stringify} = $new_name;
        }
    }
}

for my $current_name (sort keys %new_name_for) {
    $log->infof('renaming %s to %s',$current_name,$new_name_for{$current_name});
    $anidb->rename($current_name,$new_name_for{$current_name});
}