#!/usr/bin/env bash
set -euo pipefail

repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
# shellcheck source=scripts/apk/package-lib.sh
. "${repo_root}/scripts/apk/package-lib.sh"

repo_dir="${repo_root}/packages/local"
arches="${ALPINE_ARCHES:-x86_64 aarch64}"
declare -A expected_apks=()

while IFS= read -r package_source_dir; do
  apk_validate_package_dir "${package_source_dir}"
  for arch in ${arches}; do
    if ! apk_package_supports_arch "${package_source_dir}" "${arch}"; then
      continue
    fi

    while IFS= read -r apk_name; do
      expected_apks["${repo_dir}/${arch}/${apk_name}"]=1
    done < <(apk_package_apk_names "${package_source_dir}" "${arch}")
  done
done < <(apk_all_package_dirs "${repo_root}")

if [[ -n "${ALPINE_ARCH:-}" ]]; then
  package_dirs=("${repo_dir}/${ALPINE_ARCH}")
else
  package_dirs=("${repo_dir}"/*)
fi

if [[ ! -d "${repo_dir}" || ! -d "${package_dirs[0]}" ]]; then
  printf 'missing local repository: packages/local\n' >&2
  printf 'run: mise run apk:build-all\n' >&2
  exit 1
fi

for package_dir in "${package_dirs[@]}"; do
  [[ -d "${package_dir}" ]] || continue

  shopt -s nullglob
  apks=("${package_dir}"/*.apk)
  shopt -u nullglob

  if [[ "${#apks[@]}" -eq 0 ]]; then
    continue
  fi

  printf '## %s\n' "$(basename "${package_dir}")"
  for apk in "${apks[@]}"; do
    if [[ -z "${expected_apks[${apk}]:-}" ]]; then
      printf 'Skipping stale local APK: %s\n' "${apk#"${repo_root}/"}"
      continue
    fi
    printf '### %s\n' "$(basename "${apk}")"
    tar -xOf "${apk}" .PKGINFO 2>/dev/null \
      | sed -n '/^pkgname =/p;/^pkgver =/p;/^arch =/p;/^depend =/p;/^provides =/p;/^install_if =/p'
  done
done