From da9e0d5393b93a15626bcea1b0cdf37207a9ab53 Mon Sep 17 00:00:00 2001
From: Jarrett Ye <jarrett.ye@outlook.com>
Date: Sat, 7 Jun 2025 19:44:15 +0800
Subject: [PATCH] don't affect SM-2

---
 rslib/src/scheduler/reviews.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rslib/src/scheduler/reviews.rs b/rslib/src/scheduler/reviews.rs
index ac47ccf12..944569bba 100644
--- a/rslib/src/scheduler/reviews.rs
+++ b/rslib/src/scheduler/reviews.rs
@@ -36,9 +36,9 @@ impl Card {
         let new_interval = if fsrs_enabled {
             self.interval.saturating_add_signed(new_due - self.due)
         } else if force_reset || !matches!(self.ctype, CardType::Review | CardType::Relearn) {
-            days_from_today
+            days_from_today.max(1)
         } else {
-            self.interval
+            self.interval.max(1)
         };
         let ease_factor = (ease_factor * 1000.0).round() as u16;