postgres: Enable 'previous page' when less than full limit fit on previous page

2023-09-03 21:58:31 -05:00 · 2023-09-03 21:58:31 -05:00 · 00aa00c55c
parent e961bdc331
commit 00aa00c55c
1 changed files with 4 additions and 4 deletions
--- a/src/repo/postgres.rs
+++ b/src/repo/postgres.rs
@ -354,11 +354,11 @@ impl HashRepo for PostgresRepo {
                .or_filter(created_at.eq(timestamp).and(hash.gt(&bound_hash)))
                .order(created_at)
                .then_order_by(hash)
-                .offset(limit.saturating_sub(1) as i64)
-                .first::<Hash>(&mut conn)
+                .limit(limit as i64)
+                .get_results::<Hash>(&mut conn)
                .await
-                .optional()
-                .map_err(PostgresError::Diesel)?;
+                .map_err(PostgresError::Diesel)?
+                .pop();

            (page, prev)
        } else {