From cf731c6bad5b0629d613f7ab13546a71105dab67 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Sat, 31 Jul 2021 14:57:04 +1000
Subject: [PATCH] fix v3 not honoring initial ease factor

Closes #1317
---
 rslib/src/scheduler/answering/mod.rs   | 1 +
 rslib/src/scheduler/states/learning.rs | 4 ++++
 rslib/src/scheduler/states/mod.rs      | 1 +
 3 files changed, 6 insertions(+)

diff --git a/rslib/src/scheduler/answering/mod.rs b/rslib/src/scheduler/answering/mod.rs
index 3fe117f3b..8222169bc 100644
--- a/rslib/src/scheduler/answering/mod.rs
+++ b/rslib/src/scheduler/answering/mod.rs
@@ -65,6 +65,7 @@ impl CardStateUpdater {
             steps: self.learn_steps(),
             graduating_interval_good: self.config.inner.graduating_interval_good,
             graduating_interval_easy: self.config.inner.graduating_interval_easy,
+            initial_ease_factor: self.config.inner.initial_ease,
             hard_multiplier: self.config.inner.hard_multiplier,
             easy_multiplier: self.config.inner.easy_multiplier,
             interval_multiplier: self.config.inner.interval_multiplier,
diff --git a/rslib/src/scheduler/states/learning.rs b/rslib/src/scheduler/states/learning.rs
index 82c9f9605..57223bc36 100644
--- a/rslib/src/scheduler/states/learning.rs
+++ b/rslib/src/scheduler/states/learning.rs
@@ -44,8 +44,10 @@ impl LearnState {
             }
             .into()
         } else {
+            // steps modified while card in learning
             ReviewState {
                 scheduled_days: ctx.fuzzed_graduating_interval_good(),
+                ease_factor: ctx.initial_ease_factor,
                 ..Default::default()
             }
             .into()
@@ -62,6 +64,7 @@ impl LearnState {
         } else {
             ReviewState {
                 scheduled_days: ctx.fuzzed_graduating_interval_good(),
+                ease_factor: ctx.initial_ease_factor,
                 ..Default::default()
             }
             .into()
@@ -71,6 +74,7 @@ impl LearnState {
     fn answer_easy(self, ctx: &StateContext) -> ReviewState {
         ReviewState {
             scheduled_days: ctx.fuzzed_graduating_interval_easy(),
+            ease_factor: ctx.initial_ease_factor,
             ..Default::default()
         }
     }
diff --git a/rslib/src/scheduler/states/mod.rs b/rslib/src/scheduler/states/mod.rs
index 45f12fb16..15b97bcd3 100644
--- a/rslib/src/scheduler/states/mod.rs
+++ b/rslib/src/scheduler/states/mod.rs
@@ -75,6 +75,7 @@ pub(crate) struct StateContext<'a> {
     pub steps: LearningSteps<'a>,
     pub graduating_interval_good: u32,
     pub graduating_interval_easy: u32,
+    pub initial_ease_factor: f32,
 
     // reviewing
     pub hard_multiplier: f32,