add get_revlogs API && fix the style of tooltipText of ReviewsGraph (#3490)

* add get_revlogs API

* fix tooltipText of ReviewsGraph

the style of true-retention shouldn't affect the style of tooltipText of ReviewsGraph

* More verbose wording (dae)

proto/anki/stats.proto

@@ -12,6 +12,7 @@ import "anki/cards.proto";
 
 service StatsService {
   rpc CardStats(cards.CardId) returns (CardStatsResponse);
+  rpc GetReviewLogs(cards.CardId) returns (ReviewLogs);
   rpc Graphs(GraphsRequest) returns (GraphsResponse);
   rpc GetGraphPreferences(generic.Empty) returns (GraphPreferences);
   rpc SetGraphPreferences(GraphPreferences) returns (generic.Empty);
@@ -21,6 +22,10 @@ service StatsService {
 // backend service.
 service BackendStatsService {}
 
+message ReviewLogs {
+  repeated CardStatsResponse.StatsRevlogEntry entries = 1;
+}
+
 message CardStatsResponse {
   message StatsRevlogEntry {
     int64 time = 1;

pylib/anki/collection.py

@@ -1004,6 +1004,11 @@ class Collection(DeprecatedNamesMixin):
         """
         return self._backend.card_stats(card_id)
 
+    def get_review_logs(
+        self, card_id: CardId
+    ) -> Sequence[stats_pb2.CardStatsResponse.StatsRevlogEntry]:
+        return self._backend.get_review_logs(card_id)
+
     def studied_today(self) -> str:
         return self._backend.studied_today()
 

qt/aqt/mediasrv.py

@@ -608,6 +608,7 @@ exposed_backend_list = [
     "get_change_notetype_info",
     # StatsService
     "card_stats",
+    "get_review_logs",
     "graphs",
     "get_graph_preferences",
     "set_graph_preferences",

rslib/src/stats/card.rs

@@ -83,6 +83,13 @@ impl Collection {
         })
     }
 
+    pub fn get_review_logs(&mut self, cid: CardId) -> Result<anki_proto::stats::ReviewLogs> {
+        let revlogs = self.storage.get_revlog_entries_for_card(cid)?;
+        Ok(anki_proto::stats::ReviewLogs {
+            entries: revlogs.iter().rev().map(stats_revlog_entry).collect(),
+        })
+    }
+
     fn due_date(&mut self, card: &Card) -> Result<Option<i64>> {
         Ok(match card.ctype {
             CardType::New => None,

rslib/src/stats/service.rs

@@ -12,6 +12,13 @@ impl crate::services::StatsService for Collection {
         self.card_stats(input.cid.into())
     }
 
+    fn get_review_logs(
+        &mut self,
+        input: anki_proto::cards::CardId,
+    ) -> error::Result<anki_proto::stats::ReviewLogs> {
+        self.get_review_logs(input.cid.into())
+    }
+
     fn graphs(
         &mut self,
         input: anki_proto::stats::GraphsRequest,

ts/routes/graphs/true-retention.ts

@@ -65,10 +65,10 @@ export function renderTrueRetention(data: GraphsResponse, revlogRange: RevlogRan
             td.trl { border: 1px solid; text-align: left; }
             td.trr { border: 1px solid; text-align: right; }
             td.trc { border: 1px solid; text-align: center; }
-            table { width: 100%; table-layout: fixed; }
+            table.true-retention { width: 100%; table-layout: fixed; }
             colgroup col:first-child { width: 40% }
         </style>
-        <table cellspacing="0" cellpadding="2">
+        <table class="true-retention" cellspacing="0" cellpadding="2">
         <colgroup><col><col><col></colgroup>
             <tr>
                 <td class="trl"><b>${scopeRange(scope)}</b></td>