경매 관련 진행 준비

app/game-api/src/auction/scheduler.ts

@@ -0,0 +1,73 @@
+import { GamePrisma } from '@sammo-ts/infra';
+
+import type { DatabaseClient } from '../context.js';
+import type { AuctionTimerRow } from './types.js';
+import type { AuctionTimerKeys } from './keys.js';
+
+interface RedisSortedSetClient {
+    zAdd(key: string, values: Array<{ score: number; value: string }>): Promise<number>;
+    zRem(key: string, values: string | string[]): Promise<number>;
+}
+
+export interface AuctionEventUpdate {
+    auctionId: number;
+    closeAt: Date;
+    eventId: string;
+    eventAt: Date;
+}
+
+export const seedAuctionTimers = async (
+    db: DatabaseClient,
+    redis: RedisSortedSetClient,
+    keys: AuctionTimerKeys
+): Promise<number> => {
+    const rows = await db.$queryRaw<AuctionTimerRow[]>(
+        GamePrisma.sql`SELECT id, close_at as "closeAt", status FROM auction WHERE status = 'OPEN'`
+    );
+    if (!rows.length) {
+        return 0;
+    }
+
+    const payload = rows.map((row) => ({ score: row.closeAt.getTime(), value: String(row.id) }));
+    await redis.zAdd(keys.timerKey, payload);
+    return payload.length;
+};
+
+export const applyAuctionEvent = async (
+    db: DatabaseClient,
+    redis: RedisSortedSetClient,
+    keys: AuctionTimerKeys,
+    event: AuctionEventUpdate
+): Promise<boolean> => {
+    const now = new Date();
+    const updated = await db.$executeRaw(
+        GamePrisma.sql`
+            UPDATE auction
+            SET close_at = ${event.closeAt},
+                latest_event_id = ${event.eventId},
+                latest_event_at = ${event.eventAt},
+                updated_at = ${now}
+            WHERE id = ${event.auctionId}
+              AND status = 'OPEN'
+              AND (
+                latest_event_at < ${event.eventAt}
+                OR (latest_event_at = ${event.eventAt} AND latest_event_id < ${event.eventId})
+              )
+        `
+    );
+
+    if (updated > 0) {
+        await redis.zAdd(keys.timerKey, [{ score: event.closeAt.getTime(), value: String(event.auctionId) }]);
+        return true;
+    }
+
+    return false;
+};
+
+export const removeAuctionTimer = async (
+    redis: RedisSortedSetClient,
+    keys: AuctionTimerKeys,
+    auctionId: number
+): Promise<void> => {
+    await redis.zRem(keys.timerKey, String(auctionId));
+};