lila/apps/api/src/gameSessionStore/InMemoryGameSessionStore.ts

38 lines
1.2 KiB
TypeScript

import type { GameSessionStore, GameSessionData } from "./GameSessionStore.js";
type SessionEntry = { data: GameSessionData; expiresAt: number };
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> {
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);
}
update(sessionId: string, data: GameSessionData): Promise<void> {
const entry = this.sessions.get(sessionId);
if (!entry) return Promise.resolve();
this.sessions.set(sessionId, { data, expiresAt: entry.expiresAt });
return Promise.resolve();
}
delete(sessionId: string): Promise<void> {
this.sessions.delete(sessionId);
return Promise.resolve();
}
}