#!/usr/bin/env bash

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/common.sh"

usage() {
  cat <<'EOF'
Usage:
  ./scripts/package.sh stable
  ./scripts/package.sh dxvk-git
  ./scripts/package.sh all
EOF
}

package_variant() {
  local variant="$1"
  local metadata_file tool_name tool_dir archive_name archive_alias archive_path alias_path

  metadata_file="$(metadata_file_for_variant "$variant")"
  [[ -f "$metadata_file" ]] || die "missing metadata for variant $variant, run build first"
  source "$metadata_file"

  tool_name="$(tool_name_for_variant "$variant")"
  tool_dir="$DIST_DIR/$tool_name"
  archive_name="$(archive_name_for_variant "$variant")"
  archive_alias="$(archive_alias_for_variant "$variant")"
  archive_path="$DIST_DIR/$archive_name"
  alias_path="$DIST_DIR/$archive_alias"

  [[ -d "$tool_dir" ]] || die "missing built tool dir: $tool_dir"

  say "Package $tool_name"
  rm -f "$archive_path" "$alias_path"
  tar --zstd -cf "$archive_path" -C "$DIST_DIR" "$tool_name"

  if [[ "$archive_alias" != "$archive_name" ]]; then
    cp -f "$archive_path" "$alias_path"
  fi
}

main() {
  local mode="${1:-all}"
  ensure_repo_layout

  case "$mode" in
    stable) package_variant stable ;;
    dxvk-git) package_variant dxvk-git ;;
    all)
      package_variant stable
      package_variant dxvk-git
      ;;
    -h|--help)
      usage
      exit 0
      ;;
    *)
      usage >&2
      exit 1
      ;;
  esac
}

main "$@"