defmodule Tz.HTTP.HTTPResponse do
  defstruct status_code: nil, headers: nil, body: [], complete?: false

  def parse([{:status, _, status_code} | mint_messages], %__MODULE__{} = http_response) do
    parse(mint_messages, %{http_response | status_code: status_code})
  end

  def parse([{:headers, _, headers} | mint_messages], %__MODULE__{} = http_response) do
    parse(mint_messages, %{http_response | headers: headers})
  end

  def parse([{:data, _, data} | mint_messages], %__MODULE__{} = http_response) do
    parse(mint_messages, %{http_response | body: [data | http_response.body]})
  end

  def parse([{:done, _}], %__MODULE__{} = http_response) do
    {:ok, %{http_response | body: Enum.reverse(http_response.body), complete?: true}}
  end

  def parse([], http_response), do: {:ok, http_response}
end