#!/bin/sh

# edit package metadata

package=${1:-$ZPMPACKAGE}
pkgver=${ZPMPKGVER:-1.0}
pkgrel=${ZPMPKGREL:-1}

#zpm pkg -s packager=foo zpm

# zpm pkg -f <pkgfile> zpm packager=xyz
# zpm pkg zpm packager zyz
# zpm pkg zpm packager


pkgfile=${ZPMDB:-/var/lib/zpm/db.zpm}

while getopts f: opt; do
	case $opt in
		f) pkgfile="$OPTARG" ;;
	esac
done
shift $((OPTIND - 1))

set -e

if [ ! -f $pkgfile ]; then
	echo cannot find $pkgfile
	exit 1
fi

pkg=$1
shift
#printf "pkg: %s\n" $pkg
pkgid=$(zpm findpkg $pkgfile $pkg)

#printf "pkgid: %s\n" $pkgid

case $1 in
	status) item=status ;;
	*) printf 'no such field %s\n' $1; exit 1 ;;
esac

item=$1

if [ -n "$2" ]; then
	setting=$2
zpm shell $pkgfile <<EOS
update packages set $item = '$setting'
where
printf('%s-%s-%s', package,version,release) = '$pkgid'
;
EOS
else
	setting=$(zpm shell $pkgfile <<EOS
select $item from packages
where
printf('%s-%s-%s', package,version,release) = '$pkgid'
;
EOS
)
	if [ -n "$setting" ]; then
		printf '%s\n' "$setting"
	fi
fi