# This PKGBUILD is not a full PKGBUILD
# pkgname, pkgver, source, and sha1sums are to be generated
pkgdesc='Summarize disk usage of the set of files, recursively for directories.'
pkgrel=1
arch=(x86_64)
license=(Apache-2.0)
url='https://github.com/KSXGitHub/parallel-disk-usage'
provides=(parallel-disk-usage)
conflicts=(parallel-disk-usage)
sha1sums=(
  "$_checksum"                  # for the pdu binary
  "${_completion_checksums[@]}" # for the completion files
  SKIP                          # for the man page
  SKIP                          # for the readme file
  SKIP                          # for the usage file
  SKIP                          # for the license file
)

prepare() {
  if [[ -n $PDU_SKIP_PROVENANCE_VERIFY ]]; then
    warning 'PDU_SKIP_PROVENANCE_VERIFY is set, skipping provenance verification.'
    return 0
  fi

  if ! command -v gh > /dev/null 2>&1; then
    warning 'GitHub CLI (gh) not found, skipping provenance verification.'
    plain 'hint: install the github-cli package to enable cryptographic verification of release artifacts.'
    return 0
  fi

  if ! gh auth status > /dev/null 2>&1; then
    warning 'gh is not authenticated, skipping provenance verification.'
    plain 'hint: run `gh auth login` (or set GH_TOKEN) to enable cryptographic verification of release artifacts.'
    return 0
  fi

  msg2 'Verifying build provenance with gh attestation...'
  local _repo='KSXGitHub/parallel-disk-usage'
  local _file
  for _file in "pdu-$_checksum" "completion.$pkgver.bash" "completion.$pkgver.fish" "completion.$pkgver.zsh"; do
    if ! gh attestation verify --repo "$_repo" "$_file"; then
      error 'Build provenance verification failed.'
      plain 'hint: set PDU_SKIP_PROVENANCE_VERIFY=1 to skip verification for failures unrelated to artifact trust (e.g. transient network errors).'
      return 1
    fi
  done
}

package() {
  install -Dm755 "pdu-$_checksum" "$pkgdir/usr/bin/pdu"
  install -Dm644 README.md "$pkgdir/usr/share/doc/$pkgname/README.md"
  install -Dm644 USAGE.md "$pkgdir/usr/share/doc/$pkgname/USAGE.md"
  install -Dm644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
  install -Dm644 "completion.$pkgver.bash" "$pkgdir/usr/share/bash-completion/completions/pdu"
  install -Dm644 "completion.$pkgver.fish" "$pkgdir/usr/share/fish/completions/pdu.fish"
  install -Dm644 "completion.$pkgver.zsh" "$pkgdir/usr/share/zsh/site-functions/_pdu"
  install -Dm644 "pdu.$pkgver.1" "$pkgdir/usr/share/man/man1/pdu.1"
}
