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

: "${GITEA_SERVER_URL:?Missing GITEA_SERVER_URL}"
: "${GITEA_REPOSITORY_OWNER:?Missing GITEA_REPOSITORY_OWNER}"
: "${RELEASE_ASSETS_DIR:?Missing RELEASE_ASSETS_DIR}"

owner="${GITEA_REPOSITORY_OWNER}"
package_user="${RPM_PACKAGE_USERNAME:-${GITEA_REPOSITORY_OWNER}}"
token="${RPM_PACKAGE_TOKEN:-}"
group="${RPM_PACKAGE_GROUP:-}"

if [[ -z "$package_user" ]]; then
  echo "Missing package upload username. Set repository or organization variable RPM_PACKAGE_USERNAME." >&2
  exit 1
fi

if [[ -z "$token" ]]; then
  echo "Missing package upload token. Set repository or organization secret RPM_PACKAGE_TOKEN." >&2
  exit 1
fi

upload_url="${GITEA_SERVER_URL%/}/api/packages/${owner}/rpm"
if [[ -n "$group" ]]; then
  upload_url="${upload_url}/${group}"
fi
upload_url="${upload_url}/upload"

shopt -s nullglob
found_rpm=0
for rpm in "$RELEASE_ASSETS_DIR"/*.rpm; do
  case "$rpm" in
    *.src.rpm)
      continue
      ;;
  esac

  found_rpm=1
  http_code="$(curl --silent --show-error \
    --write-out '%{http_code}' \
    --output /tmp/package-upload-response \
    --user "${package_user}:${token}" \
    --upload-file "$rpm" \
    "$upload_url")"

  case "$http_code" in
    201)
      echo "Uploaded $(basename "$rpm") to the RPM package registry."
      ;;
    409)
      echo "Package already exists for $(basename "$rpm"); skipping duplicate upload."
      ;;
    *)
      echo "Failed to upload $(basename "$rpm") to $upload_url (HTTP $http_code)." >&2
      cat /tmp/package-upload-response >&2 || true
      exit 1
      ;;
  esac
done
shopt -u nullglob

if [[ "$found_rpm" -ne 1 ]]; then
  echo "No binary RPM artifacts were found to upload." >&2
  exit 1
fi