added /game/add, API hopefully finished

backend/api/src/repositories/pgPromise/TimeLeaderboardPgPromiseRepository.ts

@@ -0,0 +1,25 @@
+import {TimeLeaderboardRepository} from "../TimeLeaderboardRepository.js";
+import {LeaderboardEntry, TimeLeaderboard} from "../../model/Leaderboard.js";
+import {Database} from "../../Database.js";
+
+export class TimeLeaderboardPgPromiseRepository extends TimeLeaderboardRepository {
+    async getAll(): Promise<TimeLeaderboard> {
+        const raw: any = await Database.db.manyOrNone(
+            'SELECT * FROM lb_total_playtime INNER JOIN "user" ON user_id = id ORDER BY RANK;'
+        );
+        return this.serialize(raw);
+    }
+
+    //region serialization
+    protected serialize(raw: any): TimeLeaderboard {
+        return raw.map((item) => {
+            let newItem: LeaderboardEntry<string> = {
+                rank: item.rank,
+                username: item.name,
+                score: item.total_playtime,
+            }
+            return newItem
+        });
+    }
+    //endregion
+}