#!/usr/bin/perl
#
# vim: ts=4:noet
#
# sboclean
# script to clean stuff left around from sbotools.
#
# authors: Jacob Pipkin <j@dawnrazor.net>
#          Luke Williams <xocel@iquidus.org>
#          Andreas Guldstrand <andreas.guldstrand@gmail.com>
# license: WTFPL <http://sam.zoy.org/wtfpl/COPYING>

use 5.16.0;
use strict;
use warnings FATAL => 'all';
use SBO::Lib qw/ prompt usage_error script_error in show_version %config /;
use File::Basename;
use Getopt::Long qw(:config bundling);
use File::Path qw(remove_tree);

my $self = basename($0);

sub show_usage {
	print <<"EOF";
Usage: $self (options) [package]

Options:
  -h|--help:
    this screen.
  -v|--version:
    version information.
  -d|--dist:
    clean distfiles.
  -w|--work:
    clean working directories.
  -i|--interactive:
    be interactive.

EOF
	return 1;
}

my ($help, $vers, $dist, $work, $interactive);

GetOptions(
	'help|h'            => \$help,
	'version|v'         => \$vers,
	'dist|clean-dist|d' => \$dist,
	'work|clean-work|w' => \$work,
	'interactive|i'     => \$interactive,
);

if ($help) { show_usage(); exit 0 }
if ($vers) { show_version(); exit 0 }

usage_error("You must specify at least one of -d or -w.") unless
	($dist || $work);

sub rm_full {
	script_error('rm_full requires an argument.') unless @_ == 1;
	my $full = shift;
	if ($interactive) {
		return() unless prompt("Remove $full?", default => 'no');
	}
	unlink $full if -f $full;
	remove_tree($full) if -d $full;
	return 1;
}

sub remove_stuff {
	script_error 'remove_stuff requires an argument.' unless @_ == 1;
	my $dir = shift;
	if (not -d $dir) {
		say 'Nothing to do.';
		return 0;
	}
	opendir(my $dh, $dir);
	FIRST: while (my $ls = readdir $dh) {
		next FIRST if in($ls => qw/ . .. /);
		rm_full("$dir/$ls");
	}
	return 1
}

sub clean_c32 {
	my $dir = $SBO::Lib::tmpd;
	opendir(my $dh, $dir);
	FIRST: while (my $ls = readdir $dh) {
		next FIRST unless $ls =~ /^package-.+-compat32$/;
		rm_full("$dir/$ls");
	}
	return 1;
}

remove_stuff($config{SBO_HOME} .'/distfiles') if $dist;

if ($work) {
	my $env_tmp = $SBO::Lib::env_tmp;
	my $tsbo = $SBO::Lib::tmpd;
	if ($env_tmp && !$interactive) {
		warn "This will remove the entire contents of $env_tmp\n";
		remove_stuff($tsbo) if prompt("Proceed?", default => 'yes');
	} else {
		remove_stuff($tsbo);
	}
	clean_c32();
}

exit 0;