#!/usr/bin/env bash
# Build every release artifact into build/release/<version>/ inside an Ubuntu 22.04
# container, so the bundled binaries need only glibc 2.35 or newer:
#   albedo-<version>-x86_64.AppImage, albedo_<version>_amd64.deb,
#   albedo-<version>-1.x86_64.rpm, albedo-<version>-1-x86_64.pkg.tar.zst
# Downloads and the compiled OTP are cached in ~/.cache/albedo-release.
# Usage: release/build.sh [version]   (default: git describe; semver, no leading v)
set -euo pipefail
root="$(cd "$(dirname "$0")/.." && pwd)"
version="${1:-$(git -C "$root" describe --tags --always --dirty 2>/dev/null | sed 's/^v//' || echo 0.0.0-dev)}"
out="$root/build/release"
cache="${ALBEDO_RELEASE_CACHE:-$HOME/.cache/albedo-release}"
mkdir -p "$cache" && cache="$(cd "$cache" && pwd)"
engine="${CONTAINER_ENGINE:-$(command -v podman || command -v docker)}"
mkdir -p "$out" "$cache"
# Ship what git would: tracked files plus untracked ones that are not ignored.
scratch="$(mktemp -d)"
trap 'rm -rf "$scratch"' EXIT
git -C "$root" ls-files -z --cached --others --exclude-standard |
  tar -C "$root" --null -T - -cf "$scratch/src.tar"
"$engine" run --rm \
  -v "$scratch/src.tar:/work/src.tar:ro" \
  -v "$root/release:/work/release:ro" \
  -v "$cache:/cache" \
  -v "$out:/out" \
  -e ALBEDO_VERSION="$version" \
  -e PACKAGE_MAINTAINER="${PACKAGE_MAINTAINER:-}" \
  docker.io/library/ubuntu:22.04 bash /work/release/inside.sh
ls -1 "$out/$version"