From 0868910570217b8b3946afb69fd8b058db7a70cb Mon Sep 17 00:00:00 2001
From: Nutomic <me@nutomic.com>
Date: Mon, 22 Jan 2024 14:52:21 +0100
Subject: [PATCH] Add secondary sort by published date for post view (fixes
 #4383) (#4384)

---
 crates/db_views/src/post_view.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/crates/db_views/src/post_view.rs b/crates/db_views/src/post_view.rs
index 0b93c6186..4ca72e345 100644
--- a/crates/db_views/src/post_view.rs
+++ b/crates/db_views/src/post_view.rs
@@ -492,8 +492,14 @@ fn queries<'a>() -> Queries<
     }
 
     let sorts = [
+      // featured posts first
       Some((Ord::Desc, featured_field)),
+      // then use the main sort
       Some(main_sort),
+      // hot rank reaches zero after some days, use publish as fallback. necessary because old
+      // posts can be fetched over federation and inserted with high post id
+      Some((Ord::Desc, field!(published))),
+      // finally use unique post id as tie breaker
       Some((Ord::Desc, field!(post_id))),
     ];
     let sorts_iter = sorts.iter().flatten();