# ResolverBase.pm: build library for sbuild
# Copyright © 2005      Ryan Murray <rmurray@debian.org>
# Copyright © 2005-2008 Roger Leigh <rleigh@debian.org>
# Copyright © 2008      Simon McVittie <smcv@debian.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see
# <http://www.gnu.org/licenses/>.
#
#######################################################################

package Sbuild::XaptResolver;

use strict;
use warnings;

use Sbuild qw(debug);
use Sbuild::Base;
use Sbuild::ResolverBase;

BEGIN {
	use Exporter ();
	our (@ISA, @EXPORT);

	@ISA = qw(Exporter Sbuild::ResolverBase);

	@EXPORT = qw();
}

sub new {
	my $class   = shift;
	my $conf    = shift;
	my $session = shift;
	my $host    = shift;

	my $self = $class->SUPER::new($conf, $session, $host);
	bless($self, $class);

	return $self;
}

sub install_deps {
	my $self = shift;
	my $name = shift;
	my @pkgs = @_;

	my $status  = 0;
	my $session = $self->get('Session');
	#    my $dummy_pkg_name = 'sbuild-build-depends-' . $name. '-dummy';

	# Call functions to setup an archive to install dummy package.
	#    return 0 unless ($self->setup_apt_archive($dummy_pkg_name, @pkgs));
	#    return 0 unless (!$self->update_archive());

	$self->log_subsection(
		"Install $name cross-build dependencies (xapt-based resolver)");

	# Install the dummy package
	my (@instd, @rmvd);
	$self->log("Installing cross-build dependencies\n");
	if (!$self->run_xapt("-a", $self->get_conf('HOST_ARCH'), @pkgs)) {
		$self->log("Package installation failed\n");
		if (defined($self->get('Session')->get('Session Purged'))
			&& $self->get('Session')->get('Session Purged') == 1) {
			$self->log("Not removing build depends: cloned chroot in use\n");
		} else {
			$self->set_installed(@instd);
			$self->set_removed(@rmvd);
			goto package_cleanup;
		}
		return 0;
	}
	$self->set_installed(@instd);
	$self->set_removed(@rmvd);
	$status = 1;

  package_cleanup:
	if ($status == 0) {
		if (defined($session->get('Session Purged'))
			&& $session->get('Session Purged') == 1) {
			$self->log(
				"Not removing installed packages: cloned chroot in use\n");
		} else {
			$self->uninstall_deps();
		}
	}

	return $status;
}

sub purge_extra_packages {
	my $self = shift;
	my $name = shift;

	$self->log_error(
		'Xapt resolver doesn\'t implement purging of extra packages yet.\n');
}

1;
