#!/usr/bin/env perl

# PODNAME: tpsgi-config
# ABSTRACT: Print a value from the tPSGI configuration, for shell scripts

package TPSGI::ConfigTool;

use 5.040;
use warnings FATAL => 'all';
use re '/aa';

use FindBin::libs;
use Getopt::Long qw{GetOptionsFromArray};

use TPSGI;

=head1 USAGE

    tpsgi-config --KEY

Print the value of KEY in F<~/.tpsgi.ini>, or its default, one line for each
value when it has several.  The keys are the ones that L<TPSGI> documents, and
C<log_dir> and C<log_name>, which are made from them.  It dies when no key is
passed.

=cut

sub main {
    my @args = @_;

    my %config = TPSGI::get_config();

    my @params = keys(%config);
    my ( %def, %options );
    @def{@params} = map { \$options{$_} } @params;

    GetOptionsFromArray( \@args, %def );

    foreach my $param ( keys(%def) ) {
        next unless $options{$param};
        my @to_print;
        @to_print = ref $config{$param} eq 'ARRAY' ? @{ $config{$param} } : $config{$param};
        foreach my $line (@to_print) {
            print "$line\n";
        }
        return 0;
    }
    die "Must pass at least one option";
}

exit main(@ARGV) unless caller;

1;