Add status for each track in the scrobble activity

lib/music_library/collection.ex

@@ -46,6 +46,16 @@ defmodule MusicLibrary.Collection do
     Repo.one!(q)
   end
 
+  def collected_release_ids(release_ids) do
+    q =
+      from r in fragment("records, json_each(records.release_ids)"),
+        where: r.value in ^release_ids,
+        where: fragment("records.purchased_at IS NOT NULL"),
+        select: r.value
+
+    Repo.all(q)
+  end
+
   defp base_search do
     from r in Record,
       where: not is_nil(r.purchased_at)