From a7d56ba0f54273920743109fe1a6541030f3c003 Mon Sep 17 00:00:00 2001
From: Ilion Beyst <ilion.beyst@gmail.com>
Date: Mon, 9 May 2022 19:41:33 +0200
Subject: add ratings table

---
 planetwars-server/src/db/mod.rs     |  1 +
 planetwars-server/src/db/ratings.rs | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 planetwars-server/src/db/ratings.rs

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

diff --git a/planetwars-server/src/db/mod.rs b/planetwars-server/src/db/mod.rs
index 7a950c6..84ed2a6 100644
--- a/planetwars-server/src/db/mod.rs
+++ b/planetwars-server/src/db/mod.rs
@@ -1,4 +1,5 @@
 pub mod bots;
 pub mod matches;
+pub mod ratings;
 pub mod sessions;
 pub mod users;
diff --git a/planetwars-server/src/db/ratings.rs b/planetwars-server/src/db/ratings.rs
new file mode 100644
index 0000000..bee8548
--- /dev/null
+++ b/planetwars-server/src/db/ratings.rs
@@ -0,0 +1,27 @@
+use diesel::{prelude::*, PgConnection, QueryResult};
+use serde::{Deserialize, Serialize};
+
+use crate::schema::{bots, ratings};
+
+#[derive(Queryable, Debug, Insertable, PartialEq, Serialize, Deserialize)]
+pub struct Rating {
+    pub bot_id: i32,
+    pub rating: f64,
+}
+
+pub fn get_rating(bot_id: i32, db_conn: &PgConnection) -> QueryResult<Option<f64>> {
+    ratings::table
+        .filter(ratings::bot_id.eq(bot_id))
+        .select(ratings::rating)
+        .first(db_conn)
+        .optional()
+}
+
+pub fn set_rating(bot_id: i32, rating: f64, db_conn: &PgConnection) -> QueryResult<usize> {
+    diesel::insert_into(ratings::table)
+        .values(Rating { bot_id, rating })
+        .on_conflict(ratings::bot_id)
+        .do_update()
+        .set(ratings::rating.eq(rating))
+        .execute(db_conn)
+}
-- 
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