feat: record bot games results

server/relay-server/src/db.rs

@@ -321,6 +321,34 @@ pub async fn insert_participant(
     Ok(())
 }
 
+/// Records a completed bot game for a logged-in user in a single transaction.
+pub async fn insert_bot_game(
+    pool: &Pool,
+    user_id: i64,
+    result: &str,
+    outcome: &str,
+) -> Result<(), DbError> {
+    let mut client = pool.get().await?;
+    let tx = client.transaction().await?;
+    let now = now_unix();
+    let row = tx
+        .query_one(
+            "INSERT INTO game_records (game_id, room_code, started_at, ended_at, result) \
+             VALUES ('trictrac', 'bot', $1, $1, $2) RETURNING id",
+            &[&now, &result],
+        )
+        .await?;
+    let record_id: i64 = row.get(0);
+    tx.execute(
+        "INSERT INTO game_participants (game_record_id, user_id, player_id, outcome) \
+         VALUES ($1, $2, 0, $3)",
+        &[&record_id, &user_id, &outcome],
+    )
+    .await?;
+    tx.commit().await?;
+    Ok(())
+}
+
 /// Returns win/loss/draw counts for a user. All values are 0 when the user has no games.
 pub async fn get_user_stats(pool: &Pool, user_id: i64) -> Result<UserStats, DbError> {
     let client = pool.get().await?;

server/relay-server/src/http.rs

@@ -13,6 +13,7 @@
 //!   GET  /users/:username/games?page=0&per_page=20
 //!   GET  /games/:id
 //!   POST /games/result
+//!   POST /games/bot-result
 
 use axum::{
     Json, Router,
@@ -52,6 +53,7 @@ pub fn router() -> Router<Arc<AppState>> {
         .route("/users/{username}", get(user_profile))
         .route("/users/{username}/games", get(user_games))
         .route("/games/result", post(game_result))
+        .route("/games/bot-result", post(bot_game_result))
         .route("/games/{id}", get(game_detail))
         .route("/pages/{slug}", get(get_page))
 }
@@ -548,6 +550,26 @@ async fn game_result(
     Ok(Json(GameResultResponse { game_record_id }))
 }
 
+// ── Bot game result ───────────────────────────────────────────────────────────
+
+#[derive(Deserialize)]
+struct BotGameResultBody {
+    result: String,
+    outcome: String,
+}
+
+/// Called by the WASM client when a logged-in user finishes a bot game.
+async fn bot_game_result(
+    auth_session: AuthSession<AuthBackend>,
+    State(state): State<Arc<AppState>>,
+    Json(body): Json<BotGameResultBody>,
+) -> Result<impl IntoResponse, AppError> {
+    let user = auth_session.user.ok_or(AppError::Unauthorized)?;
+    db::insert_bot_game(&state.db, user.id, &body.result, &body.outcome).await?;
+    tracing::info!(user_id = user.id, outcome = body.outcome, "Bot game recorded");
+    Ok(StatusCode::OK)
+}
+
 // ── Static content pages ──────────────────────────────────────────────────────
 
 #[derive(Deserialize)]