if Code.ensure_loaded?(Oban) do
  defmodule WalletPasses.Sync do
    @moduledoc """
    Convenience functions for background pass syncing.
    Optional — requires `oban` dependency.
    """

    alias WalletPasses.Schema
    alias WalletPasses.Sync.Worker

    def sync_all do
      apple_serials = Schema.list_all_apple_serial_numbers()
      google_serials = Schema.list_all_google_passes() |> Enum.map(& &1.serial_number)

      serial_numbers = Enum.uniq(apple_serials ++ google_serials)

      %{serial_numbers: serial_numbers}
      |> Worker.new()
      |> Oban.insert()
    end

    def sync(serial_numbers) when is_list(serial_numbers) do
      %{serial_numbers: serial_numbers}
      |> Worker.new()
      |> Oban.insert()
    end
  end
end