defmodule GeoTherminator.PumpAPI.HTTP do
  require GeoTherminator.PumpAPI.Auth.User
  require GeoTherminator.PumpAPI.Auth.Tokens

  alias GeoTherminator.PumpAPI.Auth.User
  alias GeoTherminator.PumpAPI.Auth.Tokens

  @spec authed_req(
          User.t(),
          Finch.Request.method(),
          Finch.Request.url(),
          Finch.Request.headers(),
          map() | nil,
          Keyword.t()
        ) ::
          Finch.Request.t()
  def authed_req(user, method, url, headers \\ [], body \\ nil, opts \\ []) do
    headers =
      headers
      |> List.keystore(
        "authorization",
        0,
        {"authorization", "Bearer #{User.record(user, :tokens) |> Tokens.record(:access_token)}"}
      )

    req(method, url, headers, body, opts)
  end

  @spec req(
          Finch.Request.method(),
          Finch.Request.url(),
          Finch.Request.headers(),
          map() | nil,
          Keyword.t()
        ) ::
          Finch.Request.t()
  def req(method, url, headers \\ [], body \\ nil, opts \\ []) do
    headers =
      headers
      |> List.keystore("accept", 0, {"accept", "application/json"})

    headers =
      if not is_nil(body) do
        List.keystore(headers, "content-type", 0, {"content-type", "application/json"})
      else
        headers
      end

    opts = Keyword.put(opts, :timeout, Application.get_env(:geo_therminator, :api_timeout))

    Finch.build(
      method,
      url,
      headers,
      if(not is_nil(body), do: Jason.encode!(body)),
      opts
    )
  end
end