FROM scratch as base
ENV VERSION=1.9.0
ENV SRC_HASH=2fa77c6fd8940f116ee1d6b94a2f90b13b5ea8d019b98bc8bafdcabcdd9bdbed
ENV SRC_FILE=distro-${VERSION}.tar.gz
ENV SRC_SITE=https://files.pythonhosted.org/packages/source/d/distro/${SRC_FILE}

FROM base as fetch
ADD --checksum=sha256:${SRC_HASH} ${SRC_SITE} .

FROM fetch as install
COPY --from=stagex/busybox . /
COPY --from=stagex/musl . /
COPY --from=stagex/python . /
COPY --from=stagex/py-flit . /
COPY --from=stagex/py-gpep517 . /
COPY --from=stagex/zlib . /
RUN tar -xzf ${SRC_FILE}
WORKDIR distro-${VERSION}/src
RUN --network=none <<-EOF
	set -eu
	sitedir="$(python3 -c 'import site;print(site.getsitepackages()[0])')"
	mkdir -p "/rootfs/${sitedir}"
	cp -a distro "/rootfs/$sitedir"
    find /rootfs | grep -E "(/__pycache__$|\.pyc$|\.pyo$)" | xargs rm -rf
EOF

FROM stagex/filesystem as package
COPY --from=install /rootfs/. /