class StatelyDB::Transaction::Transaction

def put_batch(*items)
  puts = Array(items).flatten.map do |input|
    if input.is_a?(Hash)
      item = input[:item]
      Stately::Db::PutItem.new(
        item: item.send("marshal_stately"),
        overwrite_metadata_timestamps: input[:overwrite_metadata_timestamps],
        must_not_exist: input[:must_not_exist]
      )
    else
      Stately::Db::PutItem.new(
        item: input.send("marshal_stately")
      )
    end
  end
  req = Stately::Db::TransactionRequest.new(
    put_items: Stately::Db::TransactionPut.new(
      puts:
    )
  )
  resp = request_response(req).put_ack
  resp.generated_ids.map do |generated_id|
    case generated_id.value
    when :bytes
      StatelyDB::UUID.valid_uuid?(generated_id.bytes) ? StatelyDB::UUID.parse(generated_id.bytes) : generated_id.bytes
    when :uint
      generated_id.uint
    else # rubocop:disable Style/EmptyElse
      # An empty identifier is sent in the transaction Put response if an initialValue is not set
      nil
    end
  end
end