defmodule Kadabra.Http2 do
  @moduledoc false

  require Logger

  @spec connection_preface() :: String.t
  def connection_preface, do: "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"

  @spec build_frame(integer, integer, integer, binary) :: binary
  def build_frame(frame_type, flags, stream_id, payload) do
    header = <<byte_size(payload)::24,
              frame_type::8,
              flags::8,
              0::1,
              stream_id::31>>
    <<header::bitstring, payload::bitstring>>
  end
end