#!/bin/bash -e

OLD_PWD=${PWD}
source /lib/gentoo/functions.sh || true

if [ -z "$1" ]; then
	echo "usage: $0 /usr/portage/packages/dev-java/icedtea-X.X.X.X.tbz2 [-rX]"
	exit 1
fi

TBZ2=$(realpath -e "$1")

ebegin "Reading package environment"
eval "$(qtbz2 -O -x "${TBZ2}" | qxpak -O -x /dev/stdin environment.bz2 | bunzip2)"
eend $?

ebegin "Creating temporary directory"
TMP=$(mktemp --tmpdir -d icedtea.XXXXXXXXXX)
trap 'rm -rf "${TMP}"' EXIT
cd "${TMP}"
eend $?

ebegin "Extracting package files"
qtbz2 -O -t "${TBZ2}" | tar jx
eend $?

BIN_PN=${PN}-bin
BIN_P=${BIN_PN}-${PV}

LIB=usr/$(get_libdir)/${PN}${SLOT}
DOC=usr/share/doc/${PF}

ebegin "Decompressing documentation"
bunzip2 "${DOC}"/*.bz2
eend $?

case "${CHOST%%-*}" in
	powerpc*le) abi=${ABI}le ;;
	*) abi=${ABI} ;;
esac

use() {
	local re="\b${1}\b"
	[[ ${USE} =~ ${re} ]]
}

do_tar() {
	local DIR=${BIN_P}
	[[ $1 = *-${abi} ]] && DIR+=-${ABI}

	TARBALL=${BIN_PN}-$1.tar.xz
	shift

	ebegin "Creating ${TARBALL}"

	tar Jcf "${OLD_PWD}/${TARBALL}" \
		--owner=root --group=root \
		--transform="s:^${LIB}:${DIR}:x" \
		--transform="s:^${DOC}:${DIR}/doc:x" \
		--remove-files \
		"${@}"

	eend $?
}

use doc && do_tar "doc-${PV}${2}" "${DOC}/html"
use source && do_tar "src-${PV}${2}" "${LIB}/src.zip"
use examples && do_tar "examples-${PV}${2}-${abi}" "${LIB}/demo" "${LIB}/sample"
do_tar "core-${PV}${2}-${abi}" "${LIB}" "${DOC}"