From c30222cf9a5f173f30e5b6193714401dc0e3569f Mon Sep 17 00:00:00 2001
From: Ilion Beyst <ilion.beyst@gmail.com>
Date: Mon, 25 Jul 2022 22:26:58 +0200
Subject: limit amount of matches used by ranker

---
 planetwars-server/src/db/matches.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'planetwars-server/src/db')

diff --git a/planetwars-server/src/db/matches.rs b/planetwars-server/src/db/matches.rs
index 39b7d9b..061e2ea 100644
--- a/planetwars-server/src/db/matches.rs
+++ b/planetwars-server/src/db/matches.rs
@@ -87,9 +87,12 @@ pub struct MatchData {
     pub match_players: Vec<MatchPlayer>,
 }
 
-pub fn list_matches(conn: &PgConnection) -> QueryResult<Vec<FullMatchData>> {
+pub fn list_matches(amount: i64, conn: &PgConnection) -> QueryResult<Vec<FullMatchData>> {
     conn.transaction(|| {
-        let matches = matches::table.get_results::<MatchBase>(conn)?;
+        let matches = matches::table
+            .order_by(matches::created_at.desc())
+            .limit(amount)
+            .get_results::<MatchBase>(conn)?;
 
         let match_players = MatchPlayer::belonging_to(&matches)
             .left_join(
-- 
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