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feat: add TTL to GameSessionStore, replay protection and session cleanup to evaluateAnswer

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lila 2026-04-28 14:03:15 +02:00
parent 54705943fa
commit fdeb769640
6 changed files with 218 additions and 7 deletions
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22
apps/api/src/gameSessionStore/InMemoryGameSessionStore.ts
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@ -1,15 +1,27 @@
import type { GameSessionStore, GameSessionData } from "./GameSessionStore.js";
export class InMemoryGameSessionStore implements GameSessionStore {
private sessions = new Map<string, GameSessionData>();
type SessionEntry = { data: GameSessionData; expiresAt: number };
create(sessionId: string, data: GameSessionData): Promise<void> {
this.sessions.set(sessionId, data);
export class InMemoryGameSessionStore implements GameSessionStore {
private sessions = new Map<string, SessionEntry>();
create(
sessionId: string,
data: GameSessionData,
ttlMs: number,
): Promise<void> {
this.sessions.set(sessionId, { data, expiresAt: Date.now() + ttlMs });
return Promise.resolve();
}
get(sessionId: string): Promise<GameSessionData | null> {
return Promise.resolve(this.sessions.get(sessionId) ?? null);
const entry = this.sessions.get(sessionId);
if (!entry) return Promise.resolve(null);
if (Date.now() > entry.expiresAt) {
this.sessions.delete(sessionId);
return Promise.resolve(null);
}
return Promise.resolve(entry.data);
}
delete(sessionId: string): Promise<void> {