defmodule AugieWeb.CameraController do
  alias Augie.Sensor.Camera
  alias AugieWeb.CameraStream
  use AugieWeb, :controller

  def stream(conn, _params) do
    {:ok, pid} = CameraStream.start_link()
    CameraStream.stream(pid, conn)
  end

  def static(conn, _params) do
    frame = Camera.last_frame(Camera)
    size = byte_size(frame)

    conn
    |> put_resp_header("Age", "0")
    |> put_resp_header("Cache-Control", "no-cache, private")
    |> put_resp_header("Pragma", "no-cache")
    |> put_resp_header("Content-Type", "image/jpeg")
    |> put_resp_header("Content-Length", "#{size}")
    |> resp(200, frame)
  end
end