From 1dfb013278ed14ff625757361364533f4857986b Mon Sep 17 00:00:00 2001
From: YUNOCHI <yuno@yunochi.com>
Date: Mon, 25 Dec 2023 21:18:15 +0900
Subject: [PATCH] =?UTF-8?q?=EB=A6=AC=EB=AA=A8=ED=8A=B8=20=EC=9C=A0?=
 =?UTF-8?q?=EC=A0=80=EC=9D=98=20=EC=97=AC=EB=9F=AC=20=EC=95=84=EB=B0=94?=
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---
 .../src/core/AvatarDecorationService.ts       | 93 +++++++++++++++++++
 1 file changed, 93 insertions(+)

diff --git a/packages/backend/src/core/AvatarDecorationService.ts b/packages/backend/src/core/AvatarDecorationService.ts
index 21e31d79a429..aa87100c70fa 100644
--- a/packages/backend/src/core/AvatarDecorationService.ts
+++ b/packages/backend/src/core/AvatarDecorationService.ts
@@ -94,6 +94,99 @@ export class AvatarDecorationService implements OnApplicationShutdown {
 		}
 	}
 
+	@bindThis
+	private getProxiedUrl(url: string, mode?: 'static' | 'avatar'): string {
+		return appendQuery(
+			`${this.config.mediaProxy}/${mode ?? 'image'}.webp`,
+				query({
+						url,
+						...(mode ? { [mode]: '1' } : {}),
+				}),
+		);
+	}
+
+	@bindThis
+	public async remoteUserUpdate(user: MiUser) {
+		const userHost = user.host ?? '';
+		const instance = await this.instancesRepository.findOneBy({ host: userHost });
+		const userHostUrl = `https://${user.host}`;
+		const showUserApiUrl = `${userHostUrl}/api/users/show`;
+
+		if (instance?.softwareName !== 'misskey' && instance?.softwareName !== 'cherrypick') {
+			return;
+		}
+
+		const res = await this.httpRequestService.send(showUserApiUrl, {
+			method: 'POST',
+			headers: { "Content-Type": "application/json" },
+			body: JSON.stringify({ "username": user.username }),
+		});
+
+		const userData: any = await res.json();
+		const userAvatarDecorations = userData.avatarDecorations ?? undefined;
+
+		if (!userAvatarDecorations || userAvatarDecorations.length === 0) {
+			const updates = {} as Partial<MiUser>;
+			updates.avatarDecorations = [];
+			await this.usersRepository.update({id: user.id}, updates);
+			return;
+		}
+
+		const instanceHost = instance?.host;
+		const decorationApiUrl = `https://${instanceHost}/api/get-avatar-decorations`;
+		const allRes = await this.httpRequestService.send(decorationApiUrl, {
+			method: 'POST',
+			headers: {"Content-Type": "application/json"},
+			body: JSON.stringify({}),
+		});
+		const allDecorations: any = await allRes.json();
+		const updates = {} as Partial<MiUser>;
+		updates.avatarDecorations = [];
+		for (const avatarDecoration of userAvatarDecorations) {
+			let name;
+			let description;
+			const avatarDecorationId = avatarDecoration.id
+			for (const decoration of allDecorations) {
+				if (decoration.id == avatarDecorationId) {
+					name = decoration.name;
+					description = decoration.description;
+					break;
+				}
+			}
+			const existingDecoration = await this.avatarDecorationsRepository.findOneBy({
+				host: userHost,
+				remoteId: avatarDecorationId
+			});
+			const decorationData = {
+				name: name,
+				description: description,
+				url: this.getProxiedUrl(avatarDecoration.url, 'static'),
+				remoteId: avatarDecorationId,
+				host: userHost,
+			};
+			if (existingDecoration == null) {
+				await this.create(decorationData);
+				this.cacheWithRemote.delete();
+			} else {
+				await this.update(existingDecoration.id, decorationData);
+				this.cacheWithRemote.delete();
+			}
+			const findDecoration = await this.avatarDecorationsRepository.findOneBy({
+				host: userHost,
+				remoteId: avatarDecorationId
+			});
+
+			updates.avatarDecorations.push({
+				id: findDecoration?.id ?? '',
+				angle: avatarDecoration.angle ?? 0,
+				flipH: avatarDecoration.flipH ?? false,
+				offsetX: avatarDecoration.offsetX ?? 0,
+				offsetY: avatarDecoration.offsetY ?? 0,
+			});
+		}
+		await this.usersRepository.update({id: user.id}, updates);
+	}
+
 	@bindThis
 	public async delete(id: MiAvatarDecoration['id'], moderator?: MiUser): Promise<void> {
 		const avatarDecoration = await this.avatarDecorationsRepository.findOneByOrFail({ id });