Files
core2026/app/game-engine/src/auction/opener.ts
T
2026-08-04 02:51:27 +00:00

309 lines
12 KiB
TypeScript

import { randomUUID } from 'node:crypto';
import { asRecord, JosaUtil } from '@sammo-ts/common';
import { GamePrisma } from '@sammo-ts/infra';
import {
ActionLogger,
ItemLoader,
LogFormat,
buildAuctionAlias,
isItemKey,
resolveUniqueConfig,
} from '@sammo-ts/logic';
import type { TurnDaemonCommand, TurnDaemonCommandResult } from '../lifecycle/types.js';
import type { InMemoryTurnWorld } from '../turn/inMemoryWorld.js';
type AuctionOpenCommand = Extract<TurnDaemonCommand, { type: 'auctionOpen' }>;
const MIN_AUCTION_AMOUNT = 100;
const MAX_AUCTION_AMOUNT = 10_000;
const MIN_AUCTION_CLOSE_MINUTES = 30;
const COEFF_AUCTION_CLOSE_MINUTES = 24;
const MIN_EXTENSION_MINUTES_LIMIT_BY_BID = 5;
const COEFF_EXTENSION_MINUTES_LIMIT_BY_BID = 0.5;
const readNumber = (record: Record<string, unknown>, key: string, fallback: number): number => {
const value = record[key];
return typeof value === 'number' && Number.isFinite(value) ? value : fallback;
};
const getRelativeMonth = (world: InMemoryTurnWorld): number => {
const state = world.getState();
const meta = state.meta;
const scenarioMeta = asRecord(meta.scenarioMeta);
const initYear = readNumber(meta, 'initYear', readNumber(scenarioMeta, 'startYear', state.currentYear));
const initMonth = readNumber(meta, 'initMonth', 1);
return state.currentYear * 12 + state.currentMonth - (initYear * 12 + initMonth);
};
const fail = (reason: string): TurnDaemonCommandResult => ({
type: 'auctionOpen',
ok: false,
reason,
});
const openResourceAuction = async (
command: AuctionOpenCommand,
world: InMemoryTurnWorld,
db: GamePrisma.TransactionClient
): Promise<TurnDaemonCommandResult> => {
const general = world.getGeneralById(command.generalId);
if (!general) {
return fail('장수 정보를 찾을 수 없습니다.');
}
const closeTurnCnt = command.closeTurnCnt ?? 0;
const startBidAmount = command.startBidAmount ?? 0;
const finishBidAmount = command.finishBidAmount ?? 0;
if (closeTurnCnt < 1 || closeTurnCnt > 24) {
return fail('종료기한은 1 ~ 24 턴 이어야 합니다.');
}
if (command.amount < MIN_AUCTION_AMOUNT || command.amount > MAX_AUCTION_AMOUNT) {
return fail(`거래량은 ${MIN_AUCTION_AMOUNT} ~ ${MAX_AUCTION_AMOUNT} 이어야 합니다.`);
}
if (startBidAmount < command.amount * 0.5 || command.amount * 2 < startBidAmount) {
return fail('시작거래가는 50% ~ 200% 이어야 합니다.');
}
if (finishBidAmount < command.amount * 1.1 || command.amount * 2 < finishBidAmount) {
return fail('즉시거래가는 110% ~ 200% 이어야 합니다.');
}
if (finishBidAmount < startBidAmount * 1.1) {
return fail('즉시거래가는 시작판매가의 110% 이상이어야 합니다.');
}
await db.$executeRaw(GamePrisma.sql`SELECT pg_advisory_xact_lock(${command.generalId}, 41001)`);
const previous = await db.auction.findFirst({
where: {
hostGeneralId: command.generalId,
status: { in: ['OPEN', 'FINALIZING'] },
type: { in: ['BUY_RICE', 'SELL_RICE'] },
},
select: { id: true },
});
if (previous) {
return fail('아직 경매가 끝나지 않았습니다.');
}
const configConst = asRecord(world.getScenarioConfig().const);
const hostResource = command.auctionType === 'BUY_RICE' ? 'rice' : 'gold';
const minimumResource =
hostResource === 'rice'
? readNumber(configConst, 'generalMinimumRice', 500)
: readNumber(configConst, 'generalMinimumGold', 0);
if (general[hostResource] < command.amount + minimumResource) {
return fail(`기본 ${hostResource === 'rice' ? '쌀' : '금'} ${minimumResource}은 거래할 수 없습니다.`);
}
const now = world.getGameNow(new Date());
const turnMinutes = Math.max(1, Math.round(world.getState().tickSeconds / 60));
const closeAt = new Date(now.getTime() + closeTurnCnt * turnMinutes * 60_000);
const auction = await db.auction.create({
data: {
type: command.auctionType,
targetCode: String(command.amount),
hostGeneralId: command.generalId,
hostName: general.name,
detail: {
title: `${hostResource === 'rice' ? '쌀' : '금'} ${command.amount} 경매`,
hostName: general.name,
amount: command.amount,
isReverse: false,
startBidAmount,
finishBidAmount,
},
status: 'OPEN',
closeAt,
openTick: BigInt(world.dateToGameTick(now)),
closeTick: BigInt(world.dateToGameTick(closeAt)),
},
});
world.updateGeneral(general.id, {
[hostResource]: general[hostResource] - command.amount,
});
return {
type: 'auctionOpen',
ok: true,
auctionId: auction.id,
closeAt: closeAt.toISOString(),
};
};
const openUniqueAuction = async (
command: AuctionOpenCommand,
world: InMemoryTurnWorld,
db: GamePrisma.TransactionClient
): Promise<TurnDaemonCommandResult> => {
const general = world.getGeneralById(command.generalId);
if (!general) {
return fail('장수 정보를 찾을 수 없습니다.');
}
const itemKey = command.itemKey;
if (!itemKey || !isItemKey(itemKey)) {
return fail('아이템이 올바르지 않습니다.');
}
const configConst = asRecord(world.getScenarioConfig().const);
const minimumPoint = readNumber(configConst, 'inheritItemUniqueMinPoint', 5000);
if (command.amount < minimumPoint) {
return fail(`최소 경매 금액은 ${minimumPoint}입니다.`);
}
const item = await new ItemLoader().load(itemKey).catch(() => null);
if (!item) {
return fail('아이템 정보를 불러올 수 없습니다.');
}
if (item.buyable) {
return fail('구매할 수 있는 아이템입니다.');
}
const currentSlotItem = general.role.items[item.slot];
if (currentSlotItem && currentSlotItem !== 'None' && isItemKey(currentSlotItem)) {
const currentItem = await new ItemLoader().load(currentSlotItem).catch(() => null);
if (currentItem && !currentItem.buyable) {
return fail('이미 가진 아이템이 있습니다.');
}
}
await db.$executeRaw(GamePrisma.sql`SELECT pg_advisory_xact_lock(hashtext(${`auction:unique:item:${itemKey}`}))`);
await db.$executeRaw(GamePrisma.sql`SELECT pg_advisory_xact_lock(${command.generalId}, 41002)`);
const [sameItemAuction, previousHostAuction] = await Promise.all([
db.auction.findFirst({
where: {
type: 'UNIQUE_ITEM',
targetCode: itemKey,
status: { in: ['OPEN', 'FINALIZING'] },
},
select: { id: true },
}),
db.auction.findFirst({
where: {
type: 'UNIQUE_ITEM',
hostGeneralId: command.generalId,
status: { in: ['OPEN', 'FINALIZING'] },
},
select: { id: true },
}),
]);
if (sameItemAuction) {
return fail('이미 경매가 진행중입니다.');
}
if (previousHostAuction) {
return fail('아직 경매가 끝나지 않았습니다.');
}
const uniqueConfig = resolveUniqueConfig(configConst);
const configuredAmount = uniqueConfig.allItems[item.slot]?.[itemKey] ?? 0;
const occupiedAmount = world
.listGenerals()
.filter((candidate) => candidate.role.items[item.slot] === itemKey).length;
if (configuredAmount <= occupiedAmount) {
return fail('그 유니크를 더 얻을 수 없습니다.');
}
const generalRows = await db.$queryRaw<Array<{ userId: string | null }>>(
GamePrisma.sql`SELECT user_id as "userId" FROM general WHERE id = ${command.generalId}`
);
const userId = generalRows[0]?.userId;
if (!userId) {
return fail('장수 소유자 정보를 찾을 수 없습니다.');
}
const pointRows = await db.$queryRaw<Array<{ value: number }>>(
GamePrisma.sql`
SELECT value
FROM inheritance_point
WHERE user_id = ${userId} AND key = 'previous'
FOR UPDATE
`
);
const currentPoint = pointRows[0]?.value ?? 0;
if (currentPoint < command.amount) {
return fail('경매를 시작할 포인트가 부족합니다.');
}
const state = world.getState();
const turnMinutes = Math.max(1, Math.round(state.tickSeconds / 60));
const now = world.getGameNow(new Date());
const closeMinutes = Math.max(MIN_AUCTION_CLOSE_MINUTES, turnMinutes * COEFF_AUCTION_CLOSE_MINUTES);
const closeAt = new Date(now.getTime() + closeMinutes * 60_000);
const extensionLimitMinutes = Math.max(
MIN_EXTENSION_MINUTES_LIMIT_BY_BID,
turnMinutes * COEFF_EXTENSION_MINUTES_LIMIT_BY_BID
);
const availableLatestBidCloseDate = new Date(closeAt.getTime() + extensionLimitMinutes * 60_000);
const hiddenSeed =
typeof state.meta.hiddenSeed === 'string' || typeof state.meta.hiddenSeed === 'number'
? state.meta.hiddenSeed
: state.id;
const alias = buildAuctionAlias(command.generalId, hiddenSeed, configConst);
const eventId = randomUUID();
const auction = await db.auction.create({
data: {
type: 'UNIQUE_ITEM',
targetCode: itemKey,
hostGeneralId: command.generalId,
hostName: alias,
detail: {
title: `${item.name} 경매`,
hostName: alias,
amount: 1,
isReverse: false,
startBidAmount: command.amount,
finishBidAmount: null,
remainCloseDateExtensionCnt: 1,
availableLatestBidCloseDate: availableLatestBidCloseDate.toISOString(),
},
status: 'OPEN',
closeAt,
openTick: BigInt(world.dateToGameTick(now)),
closeTick: BigInt(world.dateToGameTick(closeAt)),
latestEventId: eventId,
latestEventAt: now,
bids: {
create: {
generalId: command.generalId,
amount: command.amount,
eventId,
eventAt: now,
meta: { obfuscatedName: alias, tryExtendCloseDate: false },
},
},
},
});
await db.inheritancePoint.update({
where: { userId_key: { userId, key: 'previous' } },
data: { value: currentPoint - command.amount },
});
const logger = new ActionLogger();
const rawNameJosa = JosaUtil.pick(item.rawName, '라');
logger.pushGlobalHistoryLog(
`<C><b>【보물수배】</b></>누군가가 <C>${item.name}</>${rawNameJosa}는 보물을 구한다는 소문이 들려옵니다.`,
LogFormat.PLAIN
);
for (const log of logger.flush()) {
world.pushLog(log);
}
return {
type: 'auctionOpen',
ok: true,
auctionId: auction.id,
closeAt: closeAt.toISOString(),
};
};
export const openAuction = async (
command: AuctionOpenCommand,
world: InMemoryTurnWorld,
db?: GamePrisma.TransactionClient
): Promise<TurnDaemonCommandResult> => {
if (!db) {
return fail('경매 등록 트랜잭션이 준비되지 않았습니다.');
}
if (getRelativeMonth(world) < 3) {
return fail('시작 후 3개월이 지나야 경매를 열 수 있습니다.');
}
if (command.auctionType === 'UNIQUE_ITEM') {
return openUniqueAuction(command, world, db);
}
return openResourceAuction(command, world, db);
};