612 lines
18 KiB
TypeScript
612 lines
18 KiB
TypeScript
/*
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* SPDX-FileCopyrightText: syuilo and misskey-project
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { Inject, Injectable } from '@nestjs/common';
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import * as Redis from 'ioredis';
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import { ModuleRef } from '@nestjs/core';
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import * as Reversi from 'misskey-reversi';
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import { IsNull, LessThan, MoreThan } from 'typeorm';
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import type {
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MiReversiGame,
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ReversiGamesRepository,
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} from '@/models/_.js';
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import type { MiUser } from '@/models/User.js';
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import { DI } from '@/di-symbols.js';
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import { bindThis } from '@/decorators.js';
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import { CacheService } from '@/core/CacheService.js';
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import { UserEntityService } from '@/core/entities/UserEntityService.js';
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import { GlobalEventService } from '@/core/GlobalEventService.js';
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import { IdService } from '@/core/IdService.js';
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import { NotificationService } from '@/core/NotificationService.js';
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import { Serialized } from '@/types.js';
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import { ReversiGameEntityService } from './entities/ReversiGameEntityService.js';
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import type { OnApplicationShutdown, OnModuleInit } from '@nestjs/common';
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const INVITATION_TIMEOUT_MS = 1000 * 20; // 20sec
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@Injectable()
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export class ReversiService implements OnApplicationShutdown, OnModuleInit {
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private notificationService: NotificationService;
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constructor(
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private moduleRef: ModuleRef,
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@Inject(DI.redis)
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private redisClient: Redis.Redis,
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@Inject(DI.reversiGamesRepository)
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private reversiGamesRepository: ReversiGamesRepository,
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private cacheService: CacheService,
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private userEntityService: UserEntityService,
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private globalEventService: GlobalEventService,
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private reversiGameEntityService: ReversiGameEntityService,
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private idService: IdService,
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) {
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}
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async onModuleInit() {
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this.notificationService = this.moduleRef.get(NotificationService.name);
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}
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@bindThis
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private async cacheGame(game: MiReversiGame) {
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await this.redisClient.setex(`reversi:game:cache:${game.id}`, 60 * 60, JSON.stringify(game));
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}
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@bindThis
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private async deleteGameCache(gameId: MiReversiGame['id']) {
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await this.redisClient.del(`reversi:game:cache:${gameId}`);
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}
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@bindThis
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private getBakeProps(game: MiReversiGame) {
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return {
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startedAt: game.startedAt,
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endedAt: game.endedAt,
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// ゲームの途中からユーザーが変わることは無いので
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//user1Id: game.user1Id,
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//user2Id: game.user2Id,
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user1Ready: game.user1Ready,
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user2Ready: game.user2Ready,
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black: game.black,
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isStarted: game.isStarted,
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isEnded: game.isEnded,
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winnerId: game.winnerId,
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surrenderedUserId: game.surrenderedUserId,
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timeoutUserId: game.timeoutUserId,
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isLlotheo: game.isLlotheo,
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canPutEverywhere: game.canPutEverywhere,
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loopedBoard: game.loopedBoard,
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timeLimitForEachTurn: game.timeLimitForEachTurn,
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logs: game.logs,
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map: game.map,
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bw: game.bw,
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crc32: game.crc32,
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noIrregularRules: game.noIrregularRules,
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} satisfies Partial<MiReversiGame>;
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}
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@bindThis
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public async matchSpecificUser(me: MiUser, targetUser: MiUser, multiple = false): Promise<MiReversiGame | null> {
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if (targetUser.id === me.id) {
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throw new Error('You cannot match yourself.');
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}
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if (!multiple) {
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// 既にマッチしている対局が無いか探す(3分以内)
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const games = await this.reversiGamesRepository.find({
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where: [
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{ id: MoreThan(this.idService.gen(Date.now() - 1000 * 60 * 3)), user1Id: me.id, user2Id: targetUser.id, isStarted: false },
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{ id: MoreThan(this.idService.gen(Date.now() - 1000 * 60 * 3)), user1Id: targetUser.id, user2Id: me.id, isStarted: false },
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],
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relations: ['user1', 'user2'],
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order: { id: 'DESC' },
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});
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if (games.length > 0) {
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return games[0];
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}
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}
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//#region 相手から既に招待されてないか確認
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const invitations = await this.redisClient.zrange(
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`reversi:matchSpecific:${me.id}`,
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Date.now() - INVITATION_TIMEOUT_MS,
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'+inf',
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'BYSCORE');
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if (invitations.includes(targetUser.id)) {
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await this.redisClient.zrem(`reversi:matchSpecific:${me.id}`, targetUser.id);
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const game = await this.matched(targetUser.id, me.id, {
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noIrregularRules: false,
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});
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return game;
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}
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//#endregion
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const redisPipeline = this.redisClient.pipeline();
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redisPipeline.zadd(`reversi:matchSpecific:${targetUser.id}`, Date.now(), me.id);
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redisPipeline.expire(`reversi:matchSpecific:${targetUser.id}`, 120, 'NX');
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await redisPipeline.exec();
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this.globalEventService.publishReversiStream(targetUser.id, 'invited', {
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user: await this.userEntityService.pack(me, targetUser),
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});
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return null;
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}
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@bindThis
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public async matchAnyUser(me: MiUser, options: { noIrregularRules: boolean }, multiple = false): Promise<MiReversiGame | null> {
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if (!multiple) {
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// 既にマッチしている対局が無いか探す(3分以内)
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const games = await this.reversiGamesRepository.find({
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where: [
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{ id: MoreThan(this.idService.gen(Date.now() - 1000 * 60 * 3)), user1Id: me.id, isStarted: false },
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{ id: MoreThan(this.idService.gen(Date.now() - 1000 * 60 * 3)), user2Id: me.id, isStarted: false },
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],
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relations: ['user1', 'user2'],
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order: { id: 'DESC' },
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});
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if (games.length > 0) {
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return games[0];
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}
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}
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//#region まず自分宛ての招待を探す
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const invitations = await this.redisClient.zrange(
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`reversi:matchSpecific:${me.id}`,
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Date.now() - INVITATION_TIMEOUT_MS,
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'+inf',
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'BYSCORE');
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if (invitations.length > 0) {
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const invitorId = invitations[Math.floor(Math.random() * invitations.length)];
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await this.redisClient.zrem(`reversi:matchSpecific:${me.id}`, invitorId);
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const game = await this.matched(invitorId, me.id, {
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noIrregularRules: false,
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});
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return game;
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}
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//#endregion
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const matchings = await this.redisClient.zrange(
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'reversi:matchAny',
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0,
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2, // 自分自身のIDが入っている場合もあるので2つ取得
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'REV');
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const items = matchings.filter(id => !id.startsWith(me.id));
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if (items.length > 0) {
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const [matchedUserId, option] = items[0].split(':');
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await this.redisClient.zrem('reversi:matchAny',
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me.id,
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matchedUserId,
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me.id + ':noIrregularRules',
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matchedUserId + ':noIrregularRules');
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const game = await this.matched(matchedUserId, me.id, {
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noIrregularRules: options.noIrregularRules || option === 'noIrregularRules',
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});
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return game;
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} else {
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const redisPipeline = this.redisClient.pipeline();
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if (options.noIrregularRules) {
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redisPipeline.zadd('reversi:matchAny', Date.now(), me.id + ':noIrregularRules');
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} else {
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redisPipeline.zadd('reversi:matchAny', Date.now(), me.id);
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}
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redisPipeline.expire('reversi:matchAny', 15, 'NX');
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await redisPipeline.exec();
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return null;
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}
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}
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@bindThis
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public async matchSpecificUserCancel(user: MiUser, targetUserId: MiUser['id']) {
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await this.redisClient.zrem(`reversi:matchSpecific:${targetUserId}`, user.id);
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}
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@bindThis
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public async matchAnyUserCancel(user: MiUser) {
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await this.redisClient.zrem('reversi:matchAny', user.id, user.id + ':noIrregularRules');
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}
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@bindThis
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public async cleanOutdatedGames() {
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await this.reversiGamesRepository.delete({
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id: LessThan(this.idService.gen(Date.now() - 1000 * 60 * 10)),
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isStarted: false,
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});
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}
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@bindThis
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public async gameReady(gameId: MiReversiGame['id'], user: MiUser, ready: boolean) {
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const game = await this.get(gameId);
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if (game == null) throw new Error('game not found');
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if (game.isStarted) return;
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let isBothReady = false;
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if (game.user1Id === user.id) {
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const updatedGame = {
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...game,
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user1Ready: ready,
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};
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this.cacheGame(updatedGame);
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this.globalEventService.publishReversiGameStream(game.id, 'changeReadyStates', {
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user1: ready,
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user2: updatedGame.user2Ready,
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});
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if (ready && updatedGame.user2Ready) isBothReady = true;
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} else if (game.user2Id === user.id) {
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const updatedGame = {
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...game,
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user2Ready: ready,
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};
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this.cacheGame(updatedGame);
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this.globalEventService.publishReversiGameStream(game.id, 'changeReadyStates', {
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user1: updatedGame.user1Ready,
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user2: ready,
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});
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if (ready && updatedGame.user1Ready) isBothReady = true;
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} else {
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return;
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}
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if (isBothReady) {
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// 3秒後、両者readyならゲーム開始
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setTimeout(async () => {
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const freshGame = await this.get(game.id);
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if (freshGame == null || freshGame.isStarted || freshGame.isEnded) return;
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if (!freshGame.user1Ready || !freshGame.user2Ready) return;
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this.startGame(freshGame);
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}, 3000);
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}
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}
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@bindThis
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private async matched(parentId: MiUser['id'], childId: MiUser['id'], options: { noIrregularRules: boolean; }): Promise<MiReversiGame> {
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const game = await this.reversiGamesRepository.insertOne({
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id: this.idService.gen(),
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user1Id: parentId,
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user2Id: childId,
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user1Ready: false,
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user2Ready: false,
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isStarted: false,
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isEnded: false,
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logs: [],
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map: Reversi.maps.eighteight.data,
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bw: 'random',
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isLlotheo: false,
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noIrregularRules: options.noIrregularRules,
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}, { relations: ['user1', 'user2'] });
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this.cacheGame(game);
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const packed = await this.reversiGameEntityService.packDetail(game);
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this.globalEventService.publishReversiStream(parentId, 'matched', { game: packed });
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return game;
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}
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@bindThis
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private async startGame(game: MiReversiGame) {
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let bw: number;
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if (game.bw === 'random') {
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bw = Math.random() > 0.5 ? 1 : 2;
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} else {
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bw = parseInt(game.bw, 10);
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}
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const engine = new Reversi.Game(game.map, {
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isLlotheo: game.isLlotheo,
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canPutEverywhere: game.canPutEverywhere,
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loopedBoard: game.loopedBoard,
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});
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const crc32 = engine.calcCrc32().toString();
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const updatedGame = await this.reversiGamesRepository.createQueryBuilder().update()
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.set({
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...this.getBakeProps(game),
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startedAt: new Date(),
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isStarted: true,
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black: bw,
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map: game.map,
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crc32,
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})
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.where('id = :id', { id: game.id })
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.returning('*')
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.execute()
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.then((response) => response.raw[0]);
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// キャッシュ効率化のためにユーザー情報は再利用
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updatedGame.user1 = game.user1;
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updatedGame.user2 = game.user2;
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this.cacheGame(updatedGame);
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//#region 盤面に最初から石がないなどして始まった瞬間に勝敗が決定する場合があるのでその処理
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if (engine.isEnded) {
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let winnerId;
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if (engine.winner === true) {
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winnerId = bw === 1 ? updatedGame.user1Id : updatedGame.user2Id;
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} else if (engine.winner === false) {
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winnerId = bw === 1 ? updatedGame.user2Id : updatedGame.user1Id;
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} else {
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winnerId = null;
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}
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await this.endGame(updatedGame, winnerId, null);
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return;
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}
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//#endregion
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this.redisClient.setex(`reversi:game:turnTimer:${game.id}:1`, updatedGame.timeLimitForEachTurn, '');
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this.globalEventService.publishReversiGameStream(game.id, 'started', {
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game: await this.reversiGameEntityService.packDetail(updatedGame),
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});
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}
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@bindThis
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private async endGame(game: MiReversiGame, winnerId: MiUser['id'] | null, reason: 'surrender' | 'timeout' | null) {
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const updatedGame = await this.reversiGamesRepository.createQueryBuilder().update()
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.set({
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...this.getBakeProps(game),
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isEnded: true,
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endedAt: new Date(),
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winnerId: winnerId,
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surrenderedUserId: reason === 'surrender' ? (winnerId === game.user1Id ? game.user2Id : game.user1Id) : null,
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timeoutUserId: reason === 'timeout' ? (winnerId === game.user1Id ? game.user2Id : game.user1Id) : null,
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})
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.where('id = :id', { id: game.id })
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.returning('*')
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.execute()
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.then((response) => response.raw[0]);
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// キャッシュ効率化のためにユーザー情報は再利用
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updatedGame.user1 = game.user1;
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updatedGame.user2 = game.user2;
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this.cacheGame(updatedGame);
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this.globalEventService.publishReversiGameStream(game.id, 'ended', {
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winnerId: winnerId,
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game: await this.reversiGameEntityService.packDetail(updatedGame),
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});
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}
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@bindThis
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public async getInvitations(user: MiUser): Promise<MiUser['id'][]> {
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const invitations = await this.redisClient.zrange(
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`reversi:matchSpecific:${user.id}`,
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Date.now() - INVITATION_TIMEOUT_MS,
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'+inf',
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'BYSCORE');
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return invitations;
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}
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@bindThis
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public async updateSettings(gameId: MiReversiGame['id'], user: MiUser, key: string, value: any) {
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const game = await this.get(gameId);
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if (game == null) throw new Error('game not found');
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if (game.isStarted) return;
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if ((game.user1Id !== user.id) && (game.user2Id !== user.id)) return;
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if ((game.user1Id === user.id) && game.user1Ready) return;
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if ((game.user2Id === user.id) && game.user2Ready) return;
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if (!['map', 'bw', 'isLlotheo', 'canPutEverywhere', 'loopedBoard', 'timeLimitForEachTurn'].includes(key)) return;
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// TODO: より厳格なバリデーション
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const updatedGame = {
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...game,
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[key]: value,
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};
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this.cacheGame(updatedGame);
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this.globalEventService.publishReversiGameStream(game.id, 'updateSettings', {
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userId: user.id,
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key: key,
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value: value,
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});
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}
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@bindThis
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public async putStoneToGame(gameId: MiReversiGame['id'], user: MiUser, pos: number, id?: string | null) {
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const game = await this.get(gameId);
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if (game == null) throw new Error('game not found');
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if (!game.isStarted) return;
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if (game.isEnded) return;
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if ((game.user1Id !== user.id) && (game.user2Id !== user.id)) return;
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const myColor =
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((game.user1Id === user.id) && game.black === 1) || ((game.user2Id === user.id) && game.black === 2)
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? true
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: false;
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const engine = Reversi.Serializer.restoreGame({
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map: game.map,
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isLlotheo: game.isLlotheo,
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canPutEverywhere: game.canPutEverywhere,
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loopedBoard: game.loopedBoard,
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logs: game.logs,
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});
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if (engine.turn !== myColor) return;
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if (!engine.canPut(myColor, pos)) return;
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engine.putStone(pos);
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const logs = Reversi.Serializer.deserializeLogs(game.logs);
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const log = {
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time: Date.now(),
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player: myColor,
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operation: 'put',
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pos,
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} as const;
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logs.push(log);
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const serializeLogs = Reversi.Serializer.serializeLogs(logs);
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const crc32 = engine.calcCrc32().toString();
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const updatedGame = {
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...game,
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crc32,
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logs: serializeLogs,
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};
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this.cacheGame(updatedGame);
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this.globalEventService.publishReversiGameStream(game.id, 'log', {
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...log,
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id: id ?? null,
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});
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if (engine.isEnded) {
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let winnerId;
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if (engine.winner === true) {
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winnerId = game.black === 1 ? game.user1Id : game.user2Id;
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} else if (engine.winner === false) {
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winnerId = game.black === 1 ? game.user2Id : game.user1Id;
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} else {
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winnerId = null;
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}
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await this.endGame(updatedGame, winnerId, null);
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} else {
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|
this.redisClient.setex(`reversi:game:turnTimer:${game.id}:${engine.turn ? '1' : '0'}`, updatedGame.timeLimitForEachTurn, '');
|
|
}
|
|
}
|
|
|
|
@bindThis
|
|
public async surrender(gameId: MiReversiGame['id'], user: MiUser) {
|
|
const game = await this.get(gameId);
|
|
if (game == null) throw new Error('game not found');
|
|
if (game.isEnded) return;
|
|
if ((game.user1Id !== user.id) && (game.user2Id !== user.id)) return;
|
|
|
|
const winnerId = game.user1Id === user.id ? game.user2Id : game.user1Id;
|
|
|
|
await this.endGame(game, winnerId, 'surrender');
|
|
}
|
|
|
|
@bindThis
|
|
public async checkTimeout(gameId: MiReversiGame['id']) {
|
|
const game = await this.get(gameId);
|
|
if (game == null) throw new Error('game not found');
|
|
if (game.isEnded) return;
|
|
|
|
const engine = Reversi.Serializer.restoreGame({
|
|
map: game.map,
|
|
isLlotheo: game.isLlotheo,
|
|
canPutEverywhere: game.canPutEverywhere,
|
|
loopedBoard: game.loopedBoard,
|
|
logs: game.logs,
|
|
});
|
|
|
|
if (engine.turn == null) return;
|
|
|
|
const timer = await this.redisClient.exists(`reversi:game:turnTimer:${game.id}:${engine.turn ? '1' : '0'}`);
|
|
|
|
if (timer === 0) {
|
|
const winnerId = engine.turn ? (game.black === 1 ? game.user2Id : game.user1Id) : (game.black === 1 ? game.user1Id : game.user2Id);
|
|
|
|
await this.endGame(game, winnerId, 'timeout');
|
|
}
|
|
}
|
|
|
|
@bindThis
|
|
public async cancelGame(gameId: MiReversiGame['id'], user: MiUser) {
|
|
const game = await this.get(gameId);
|
|
if (game == null) throw new Error('game not found');
|
|
if (game.isStarted) return;
|
|
if ((game.user1Id !== user.id) && (game.user2Id !== user.id)) return;
|
|
|
|
await this.reversiGamesRepository.delete(game.id);
|
|
this.deleteGameCache(game.id);
|
|
|
|
this.globalEventService.publishReversiGameStream(game.id, 'canceled', {
|
|
userId: user.id,
|
|
});
|
|
}
|
|
|
|
@bindThis
|
|
public async get(id: MiReversiGame['id']): Promise<MiReversiGame | null> {
|
|
const cached = await this.redisClient.get(`reversi:game:cache:${id}`);
|
|
if (cached != null) {
|
|
// TODO: この辺りのデシリアライズ処理をどこか別のサービスに切り出したい
|
|
const parsed = JSON.parse(cached) as Serialized<MiReversiGame>;
|
|
return {
|
|
...parsed,
|
|
startedAt: parsed.startedAt != null ? new Date(parsed.startedAt) : null,
|
|
endedAt: parsed.endedAt != null ? new Date(parsed.endedAt) : null,
|
|
user1: parsed.user1 != null ? {
|
|
...parsed.user1,
|
|
avatar: null,
|
|
banner: null,
|
|
background: null,
|
|
updatedAt: parsed.user1.updatedAt != null ? new Date(parsed.user1.updatedAt) : null,
|
|
lastActiveDate: parsed.user1.lastActiveDate != null ? new Date(parsed.user1.lastActiveDate) : null,
|
|
lastFetchedAt: parsed.user1.lastFetchedAt != null ? new Date(parsed.user1.lastFetchedAt) : null,
|
|
movedAt: parsed.user1.movedAt != null ? new Date(parsed.user1.movedAt) : null,
|
|
} : null,
|
|
user2: parsed.user2 != null ? {
|
|
...parsed.user2,
|
|
avatar: null,
|
|
banner: null,
|
|
background: null,
|
|
updatedAt: parsed.user2.updatedAt != null ? new Date(parsed.user2.updatedAt) : null,
|
|
lastActiveDate: parsed.user2.lastActiveDate != null ? new Date(parsed.user2.lastActiveDate) : null,
|
|
lastFetchedAt: parsed.user2.lastFetchedAt != null ? new Date(parsed.user2.lastFetchedAt) : null,
|
|
movedAt: parsed.user2.movedAt != null ? new Date(parsed.user2.movedAt) : null,
|
|
} : null,
|
|
};
|
|
} else {
|
|
const game = await this.reversiGamesRepository.findOne({
|
|
where: { id },
|
|
relations: ['user1', 'user2'],
|
|
});
|
|
if (game == null) return null;
|
|
|
|
this.cacheGame(game);
|
|
|
|
return game;
|
|
}
|
|
}
|
|
|
|
@bindThis
|
|
public async checkCrc(gameId: MiReversiGame['id'], crc32: string | number) {
|
|
const game = await this.get(gameId);
|
|
if (game == null) throw new Error('game not found');
|
|
|
|
if (crc32.toString() !== game.crc32) {
|
|
return game;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
@bindThis
|
|
public dispose(): void {
|
|
}
|
|
|
|
@bindThis
|
|
public onApplicationShutdown(signal?: string | undefined): void {
|
|
this.dispose();
|
|
}
|
|
}
|