#!/bin/sh
#
# Copyright (C) 2012  Etersoft
# Copyright (C) 2012  Vitaly Lipatov <lav@etersoft.ru>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#

epm_packages()
{
	local CMD

case $PMTYPE in
	apt-rpm)
		CMD="rpm -qa $pkg_filenames"
		[ -n "$short" ] && CMD="rpm -qa --queryformat %{name}\n $pkg_filenames"
		;;
	apt-dpkg)
		CMD="dpkg -l $pkg_filenames"
		[ -n "$short" ] && CMD="dpkg-query -W --showformat=\${Package}\n $pkg_filenames"
		;;
	yum-rpm|urpm-rpm|zypper-rpm|dnf-rpm)
		CMD="rpm -qa $pkg_filenames"
		[ -n "$short" ] && CMD="rpm -qa --queryformat %{name}\n $pkg_filenames"
		;;
# Note: dnf has dnf list command
	emerge)
		CMD="qlist -I"
		;;
	pkgsrc)
		CMD="pkg_info"
		;;
	pacman)
		CMD="pacman -Qs $pkg_filenames"
		if [ -n "$short" ] ; then
			docmd $CMD | sed -e "s| .*||g" -e "s|.*/||g" | grep -v "^$"
			return
		fi
		;;
	npackd)
		CMD="npackdcl list --status=installed"
		# TODO: use search if pkg_filenames is not empty
		;;
#	chocolatey)
#		CMD="chocolatey list"
#		;;
	slackpkg)
		CMD="ls -1 /var/log/packages/"
		if [ -n "$short" ] ; then
			docmd ls -1 /var/log/packages/ | sed -e "s|-[0-9].*||g"
			return
		fi
		;;
	homebrew)
		CMD="brew $pkg_filenames"
		;;
	ipkg)
		CMD="ipkg list"
		;;
	*)
		fatal "Have no suitable query command for $PMTYPE"
		;;
esac

docmd $CMD

}