#!/bin/bash
# This file is part of Cockpit.
#
# Copyright (C) 2021 Red Hat, Inc.
#
# Cockpit is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# Cockpit 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Cockpit; If not, see <http://www.gnu.org/licenses/>.

set -euf

mydir=$(dirname $(realpath "$0"))

usage()
{
	echo "usage: make-debs [--quick] [tarball]"
}

args=$(getopt -o "h,q" -l "help,quick" -- "$@")
eval set -- "$args"
while [ $# -gt 0 ]; do
	case $1 in
	-q|--quick)
		export DEB_BUILD_OPTIONS=nocheck
		;;
	-h|--help)
		usage
		exit 0
		;;
	--)
		shift
		break
		;;
	esac
	shift
done

if [ $# -gt 1 ]; then
	usage
	exit 2
fi

if [ -z "${1:-}" ]; then
    source="$("$mydir/../tools/make-dist")"
else
    source="$(realpath "$1")"
fi

version=$(echo "$source" | sed -n 's|.*cockpit-\([^ /-]\+\)\.tar\..*|\1|p')
if [ -z "$version" ]; then
    echo "make-debs: couldn't parse version from tarball: $source"
    exit 2
fi

builddir=tmp/builddeb
rm -rf "$builddir"
mkdir -p "$builddir"
cd "$builddir"
tar --strip-components=1 -xf "$source"
cp -r tools/debian .
# plug in our version
sed -i "1 s/(0-/(${version}-/" debian/changelog
dpkg-buildpackage -us -uc -b -j$(nproc)
cd -

find "$builddir"/.. -name '*.deb' -printf '%f\n' -exec mv {} . \;

rm -r "$builddir"
