Move sorting to db query

lib/music_library/records.ex

@@ -67,6 +67,7 @@ defmodule MusicLibrary.Records do
       from r in Record,
         where: not is_nil(r.purchased_at),
         group_by: r.format,
+        order_by: [desc: count(r.id)],
         select: {r.format, count(r.id)}
 
     Repo.all(q)
@@ -77,6 +78,7 @@ defmodule MusicLibrary.Records do
       from r in Record,
         where: not is_nil(r.purchased_at),
         group_by: r.type,
+        order_by: [desc: count(r.id)],
         select: {r.type, count(r.id)}
 
     Repo.all(q)

lib/music_library_web/live/stats_live/index.ex

@@ -7,13 +7,9 @@ defmodule MusicLibraryWeb.StatsLive.Index do
   alias Records.Record
 
   def mount(_params, _session, socket) do
-    collection_count_by_format =
-      Records.count_records_by_format()
-      |> Enum.sort_by(fn {_format, count} -> count end, :desc)
+    collection_count_by_format = Records.count_records_by_format()
 
-    collection_count_by_type =
-      Records.count_records_by_type()
-      |> Enum.sort_by(fn {_type, count} -> count end, :desc)
+    collection_count_by_type = Records.count_records_by_type()
 
     collection_count =
       Enum.reduce(collection_count_by_format, 0, fn {_, count}, acc -> acc + count end)

priv/gettext/default.pot

@@ -269,7 +269,7 @@ msgid "Something went wrong!"
 msgstr ""
 
 #: lib/music_library_web/components/layouts/app.html.heex:7
-#: lib/music_library_web/live/stats_live/index.ex:28
+#: lib/music_library_web/live/stats_live/index.ex:24
 #, elixir-autogen, elixir-format
 msgid "Stats"
 msgstr ""