#!/bin/bash
#
# Copyright (C) 2021 Red Hat, Inc.
# SPDX-License-Identifier: LGPL-2.1-or-later


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 "${1:-}" ]; then
    # only use the main release tarball for now
    source="$("$mydir/../tools/make-dist" | head -n1)"
else
    source="$(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"