Files
core2026/app/game-api/src/auction/scheduler.ts
T

108 lines
3.5 KiB
TypeScript

import { GamePrisma } from '@sammo-ts/infra';
import type { DatabaseClient } from '../context.js';
import type { AuctionTimerRow } from './types.js';
import type { AuctionTimerKeys } from './keys.js';
import { loadCurrentGameTime, type CurrentGameTime } from '../services/gameClock.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 resolveAuctionTimerScore = (time: CurrentGameTime, closeAt: Date, closeTick?: bigint | null): number => {
if (closeTick !== null && closeTick !== undefined) {
const value = Number(closeTick);
if (!Number.isSafeInteger(value)) throw new Error(`Auction close tick is unsafe: ${closeTick}`);
return value;
}
return time.dateToTick(closeAt) ?? closeAt.getTime();
};
export const resolveAuctionSeedScore = (time: CurrentGameTime, row: AuctionTimerRow): number => {
if (row.status === 'FINALIZING') {
// 마감 판정은 이미 끝났으므로 원래 deadline을 기다리지 않고 durable event 복구를 즉시 재시도한다.
return time.tick ?? time.now.getTime();
}
return resolveAuctionTimerScore(time, row.closeAt, row.closeTick);
};
export const seedAuctionTimers = async (
db: DatabaseClient,
redis: RedisSortedSetClient,
keys: AuctionTimerKeys
): Promise<number> => {
const rows = await db.$queryRaw<AuctionTimerRow[]>(
GamePrisma.sql`
SELECT id, close_at as "closeAt", close_tick as "closeTick", status
FROM auction
WHERE status IN ('OPEN', 'FINALIZING')
`
);
if (!rows.length) {
return 0;
}
const gameTime = await loadCurrentGameTime(db);
const payload = rows.map((row) => ({
score: resolveAuctionSeedScore(gameTime, row),
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 gameTime = await loadCurrentGameTime(db, now);
const closeTick = gameTime.dateToTick(event.closeAt);
const updated = await db.$executeRaw(
GamePrisma.sql`
UPDATE auction
SET close_at = ${event.closeAt},
close_tick = ${closeTick === null ? null : BigInt(closeTick)},
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: resolveAuctionTimerScore(gameTime, event.closeAt, closeTick === null ? null : BigInt(closeTick)),
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));
};