#!/bin/sh
set -ef
cd "$(dirname "$0")/.."

set -a
BUILDAH_FORMAT="${BUILDAH_FORMAT:-docker}"
BUILDAH_ISOLATION="${BUILDAH_ISOLATION:-chroot}"
BUILDAH_NETWORK="${BUILDAH_NETWORK:-host}"
set +a

POSTGRESQL_VERSION="${1:-17.6}"
PG_MAJOR="${POSTGRESQL_VERSION%%.*}"

img="docker.io/rockdrilla/postgresql:${POSTGRESQL_VERSION}$2"
orig_base="docker.io/rockdrilla/postgresql:base-v7"
base="${orig_base}-${POSTGRESQL_VERSION}-env"

c=$(buildah from --pull=missing "${orig_base}")
[ -n "${c:?}" ]
buildah config --env "POSTGRESQL_VERSION=${POSTGRESQL_VERSION}" "$c"
buildah config --env "PG_MAJOR=${PG_MAJOR}" "$c"
buildah commit --rm "$c" "${base}"
unset c

buildah bud \
  -f ./Dockerfile \
  -t "${img}" \
  --pull=missing --no-cache \
  --build-arg "BASE_IMAGE=${base}" \
  --build-arg "UPSTREAM_IMAGE_VERSION=${POSTGRESQL_VERSION}" \

podman image rm "${base}"