lib/frenzy_web/controllers/fervor/items_controller.ex

@@ -135,24 +135,16 @@ defmodule FrenzyWeb.Fervor.ItemsController do
       |> Repo.all()
 
     last_sync =
-      with s when is_binary(s) <- Map.get(params, "last_sync"),
-           {:ok, datetime} <- Timex.parse(s) do
-        datetime
-      else
-        _ ->
-          nil
+      Map.get(params, "last_sync")
+      |> case do
+        s when is_binary(s) -> Timex.parse!(s, "{ISO:Extended:Z}")
+        _ -> nil
       end
 
     {deleted_ids, upserted} =
       case last_sync do
         nil ->
-          items =
-            Item
-            |> where([i], not i.tombstone and i.feed_id in ^feed_ids)
-            |> order_by([i], desc: i.inserted_at)
-            |> limit(1000)
-            |> Repo.all()
-
+          items = Repo.all(from i in Item, where: not i.tombstone and i.feed_id in ^feed_ids)
           {[], items}
 
         _ ->