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limit amount of matches used by ranker

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This commit is contained in:
Ilion Beyst 2022-07-25 22:26:58 +02:00
parent 67276bd0bb
commit c30222cf9a
3 changed files with 9 additions and 4 deletions
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7
planetwars-server/src/db/matches.rs
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@ -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(

4
planetwars-server/src/modules/ranking.rs
View file

@ -11,7 +11,9 @@ use std::sync::Arc;
use std::time::{Duration, Instant};
use tokio;
// TODO: put these in a config
const RANKER_INTERVAL: u64 = 60;
const RANKER_NUM_MATCHES: i64 = 10_000;
pub async fn run_ranker(config: Arc<GlobalConfig>, db_pool: DbPool) {
// TODO: make this configurable
@ -80,7 +82,7 @@ struct MatchStats {
}
fn fetch_match_stats(db_conn: &PgConnection) -> QueryResult<HashMap<(i32, i32), MatchStats>> {
let matches = db::matches::list_matches(db_conn)?;
let matches = db::matches::list_matches(RANKER_NUM_MATCHES, db_conn)?;
let mut match_stats = HashMap::<(i32, i32), MatchStats>::new();
for m in matches {

2
planetwars-server/src/routes/matches.rs
View file

@ -24,7 +24,7 @@ pub struct ApiMatchPlayer {
}
pub async fn list_matches(conn: DatabaseConnection) -> Result<Json<Vec<ApiMatch>>, StatusCode> {
matches::list_matches(&conn)
matches::list_matches(100, &conn)
.map_err(|_| StatusCode::BAD_REQUEST)
.map(|matches| Json(matches.into_iter().map(match_data_to_api).collect()))
}