From 6c63ff960f3bb69802e192dcb573b4472eea228a Mon Sep 17 00:00:00 2001
From: Luc Mcgrady <lucmcgrady@gmail.com>
Date: Thu, 24 Jul 2025 00:43:25 +0100
Subject: [PATCH] ./check

---
 cargo/licenses.json                           |  2 +-
 rslib/src/deckconfig/service.rs               |  8 +-
 .../storage/card/get_costs_for_retention.sql  | 85 -------------------
 rslib/src/storage/card/mod.rs                 | 29 -------
 4 files changed, 3 insertions(+), 121 deletions(-)
 delete mode 100644 rslib/src/storage/card/get_costs_for_retention.sql

diff --git a/cargo/licenses.json b/cargo/licenses.json
index f2695ac76..e7b61a5fe 100644
--- a/cargo/licenses.json
+++ b/cargo/licenses.json
@@ -1450,7 +1450,7 @@
   },
   {
     "name": "fsrs",
-    "version": "4.1.1",
+    "version": "5.0.0",
     "authors": "Open Spaced Repetition",
     "repository": "https://github.com/open-spaced-repetition/fsrs-rs",
     "license": "BSD-3-Clause",
diff --git a/rslib/src/deckconfig/service.rs b/rslib/src/deckconfig/service.rs
index ba2bba3a1..8cc33fc3a 100644
--- a/rslib/src/deckconfig/service.rs
+++ b/rslib/src/deckconfig/service.rs
@@ -105,7 +105,7 @@ impl crate::services::DeckConfigService for Collection {
     ) -> Result<anki_proto::deck_config::GetRetentionWorkloadResponse> {
         let guard =
             self.search_cards_into_table(&input.search, crate::search::SortMode::NoOrder)?;
-        
+
         let revlogs = guard
             .col
             .storage
@@ -117,11 +117,7 @@ impl crate::services::DeckConfigService for Collection {
             .map(|dr| {
                 Ok((
                     dr,
-                    fsrs::expected_workload(
-                        &input.w,
-                        dr as f32 / 100.,
-                        &config
-                    )?,
+                    fsrs::expected_workload(&input.w, dr as f32 / 100., &config)?,
                 ))
             })
             .collect::<Result<HashMap<_, _>>>()?;
diff --git a/rslib/src/storage/card/get_costs_for_retention.sql b/rslib/src/storage/card/get_costs_for_retention.sql
deleted file mode 100644
index ba21cc3f6..000000000
--- a/rslib/src/storage/card/get_costs_for_retention.sql
+++ /dev/null
@@ -1,85 +0,0 @@
-WITH searched_revlogs AS (
-  SELECT *,
-    RANK() OVER (
-      PARTITION BY cid
-      ORDER BY id ASC
-    ) AS rank_num
-  FROM revlog
-  WHERE ease > 0
-    AND cid IN search_cids
-  ORDER BY id DESC -- Use the last 10_000 reviews
-  LIMIT 10000
-), average_pass AS (
-  SELECT AVG(time)
-  FROM searched_revlogs
-  WHERE ease > 1
-    AND type = 1
-),
-lapse_count AS (
-  SELECT COUNT(time) AS lapse_count
-  FROM searched_revlogs
-  WHERE ease = 1
-    AND type = 1
-),
-fail_sum AS (
-  SELECT SUM(time) AS total_fail_time
-  FROM searched_revlogs
-  WHERE (
-      ease = 1
-      AND type = 1
-    )
-    OR type = 2
-),
--- (sum(Relearning) + sum(Lapses)) / count(Lapses)
-average_fail AS (
-  SELECT total_fail_time * 1.0 / NULLIF(lapse_count, 0) AS avg_fail_time
-  FROM fail_sum,
-    lapse_count
-),
--- Can lead to cards with partial learn histories skewing the time 
-summed_learns AS (
-  SELECT cid,
-    SUM(time) AS total_time
-  FROM searched_revlogs
-  WHERE searched_revlogs.type = 0
-  GROUP BY cid
-),
-average_learn AS (
-  SELECT AVG(total_time) AS avg_learn_time
-  FROM summed_learns
-),
-initial_pass_rate AS (
-  SELECT AVG(
-      CASE
-        WHEN ease > 1 THEN 1.0
-        ELSE 0.0
-      END
-    ) AS initial_pass_rate
-  FROM searched_revlogs
-  WHERE rank_num = 1
-),
-pass_cnt AS (
-  SELECT COUNT(*) AS cnt
-  FROM searched_revlogs
-  WHERE ease > 1
-    AND type = 1
-),
-fail_cnt AS (
-  SELECT COUNT(*) AS cnt
-  FROM searched_revlogs
-  WHERE ease = 1
-    AND type = 1
-),
-learn_cnt AS (
-  SELECT COUNT(*) AS cnt
-  FROM searched_revlogs
-  WHERE type = 0
-)
-SELECT *
-FROM average_pass,
-  average_fail,
-  average_learn,
-  initial_pass_rate,
-  pass_cnt,
-  fail_cnt,
-  learn_cnt;
\ No newline at end of file
diff --git a/rslib/src/storage/card/mod.rs b/rslib/src/storage/card/mod.rs
index 35a229e93..6a72dc6e7 100644
--- a/rslib/src/storage/card/mod.rs
+++ b/rslib/src/storage/card/mod.rs
@@ -42,17 +42,6 @@ use crate::timestamp::TimestampMillis;
 use crate::timestamp::TimestampSecs;
 use crate::types::Usn;
 
-#[derive(Debug, Clone, Default)]
-pub struct RetentionCosts {
-    pub average_pass_time_ms: f32,
-    pub average_fail_time_ms: f32,
-    pub average_learn_time_ms: f32,
-    pub initial_pass_rate: f32,
-    pub pass_count: u32,
-    pub fail_count: u32,
-    pub learn_count: u32,
-}
-
 impl FromSql for CardType {
     fn column_result(value: ValueRef<'_>) -> result::Result<Self, FromSqlError> {
         if let ValueRef::Integer(i) = value {
@@ -759,24 +748,6 @@ impl super::SqliteStorage {
             .get(0)?)
     }
 
-    pub(crate) fn get_costs_for_retention(&self) -> Result<RetentionCosts> {
-        let mut statement = self
-            .db
-            .prepare(include_str!("get_costs_for_retention.sql"))?;
-        let mut query = statement.query(params![])?;
-        let row = query.next()?.unwrap();
-
-        Ok(RetentionCosts {
-            average_pass_time_ms: row.get(0).unwrap_or(7000.),
-            average_fail_time_ms: row.get(1).unwrap_or(23_000.),
-            average_learn_time_ms: row.get(2).unwrap_or(30_000.),
-            initial_pass_rate: row.get(3).unwrap_or(0.5),
-            pass_count: row.get(4).unwrap_or(0),
-            fail_count: row.get(5).unwrap_or(0),
-            learn_count: row.get(6).unwrap_or(0),
-        })
-    }
-
     #[cfg(test)]
     pub(crate) fn get_all_cards(&self) -> Vec<Card> {
         self.db