Link Last.fm account from tracks

lib/music_library/scrobble_activity.ex

@@ -1,7 +1,11 @@
 defmodule MusicLibrary.ScrobbleActivity do
   alias LastFm.Scrobble
   alias MusicBrainz.Release
-  alias MusicLibrary.{Artists, Collection, Wishlist}
+  alias MusicLibrary.{Artists, Collection, Secrets, Wishlist}
+
+  def can_scrobble? do
+    Secrets.get("last_fm_session_key") !== nil
+  end
 
   def scrobble(release_with_tracks, opts) when is_list(opts) do
     case opts do
@@ -26,7 +30,7 @@ defmodule MusicLibrary.ScrobbleActivity do
   end
 
   def scrobble(release_with_tracks, {:started_at, started_at}) do
-    session_key = MusicLibrary.Secrets.get!("last_fm_session_key").value
+    session_key = Secrets.get!("last_fm_session_key").value
 
     {scrobbles, _finished_at} =
       release_with_tracks

lib/music_library/secrets.ex

@@ -11,4 +11,8 @@ defmodule MusicLibrary.Secrets do
   def get!(name) do
     Repo.get!(Secret, name)
   end
+
+  def get(name) do
+    Repo.get(Secret, name)
+  end
 end