fix warnings

lib/something_erlang/awful_api/client.ex

@@ -2,8 +2,11 @@ defmodule SomethingErlang.AwfulApi.Client do
   @base_url "https://forums.somethingawful.com/"
   @user_agent "SomethingErlangClient/0.1"
 
+  require Logger
+
   def thread_doc(id, page, user) do
     resp = new(user) |> get_thread(id, page)
+    Logger.debug("Client reply in #{resp.private.time}ms ")
     :unicode.characters_to_binary(resp.body, :latin1)
   end
 
@@ -66,8 +69,16 @@ defmodule SomethingErlang.AwfulApi.Client do
       cache: true,
       headers: [cookie: [cookies(%{bbuserid: user.id, bbpassword: user.hash})]]
     )
-
-    #    |> Req.Request.append_request_steps(inspect: &IO.inspect/1)
+    |> Req.Request.append_request_steps(
+      time: fn req -> Req.Request.put_private(req, :time, Time.utc_now()) end
+    )
+    |> Req.Request.prepend_response_steps(
+      time: fn {req, res} ->
+        start = req.private.time
+        diff = Time.diff(Time.utc_now(), start, :millisecond)
+        {req, Req.Response.put_private(res, :time, diff)}
+      end
+    )
   end
 
   defp new() do
@@ -76,8 +87,6 @@ defmodule SomethingErlang.AwfulApi.Client do
       user_agent: @user_agent,
       redirect: false
     )
-
-    #    |> Req.Request.append_request_steps(inspect: &IO.inspect/1)
   end
 
   defp cookies(args) when is_map(args) do