From e8ba0b3f54c2f25566f467d27c45c66139cbf102 Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Tue, 23 Jan 2024 10:51:59 +0900
Subject: enhance(reversi): improve desync handling

---
 .../src/server/api/endpoints/reversi/verify.ts     | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 packages/backend/src/server/api/endpoints/reversi/verify.ts

(limited to 'packages/backend/src/server/api/endpoints')

diff --git a/packages/backend/src/server/api/endpoints/reversi/verify.ts b/packages/backend/src/server/api/endpoints/reversi/verify.ts
new file mode 100644
index 0000000000..5f5af6ce67
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/reversi/verify.ts
@@ -0,0 +1,64 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { ReversiService } from '@/core/ReversiService.js';
+import { ReversiGameEntityService } from '@/core/entities/ReversiGameEntityService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	errors: {
+		noSuchGame: {
+			message: 'No such game.',
+			code: 'NO_SUCH_GAME',
+			id: '8fb05624-b525-43dd-90f7-511852bdfeee',
+		},
+	},
+
+	res: {
+		type: 'object',
+		optional: false, nullable: false,
+		properties: {
+			desynced: { type: 'boolean' },
+			game: {
+				type: 'object',
+				optional: true, nullable: true,
+				ref: 'ReversiGameDetailed',
+			},
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		gameId: { type: 'string', format: 'misskey:id' },
+		crc32: { type: 'string' },
+	},
+	required: ['gameId', 'crc32'],
+} as const;
+
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
+	constructor(
+		private reversiService: ReversiService,
+		private reversiGameEntityService: ReversiGameEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const game = await this.reversiService.checkCrc(ps.gameId, ps.crc32);
+			if (game) {
+				return {
+					desynced: true,
+					game: await this.reversiGameEntityService.packDetail(game),
+				};
+			} else {
+				return {
+					desynced: false,
+				};
+			}
+		});
+	}
+}
-- 
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