updateHashtagを並列で行わないように (#5284)

src/services/note/create.ts

@@ -9,7 +9,7 @@ import watch from './watch';
 import { parse } from '../../mfm/parse';
 import { resolveUser } from '../../remote/resolve-user';
 import config from '../../config';
-import { updateHashtag } from '../update-hashtag';
+import { updateHashtags } from '../update-hashtag';
 import { concat } from '../../prelude/array';
 import insertNoteUnread from './unread';
 import { registerOrFetchInstanceDoc } from '../register-or-fetch-instance-doc';
@@ -202,7 +202,7 @@ export default async (user: User, data: Option, silent = false) => new Promise<N
 	}
 
 	// ハッシュタグ更新
-	for (const tag of tags) updateHashtag(user, tag);
+	updateHashtags(user, tags);
 
 	// Increment notes count (user)
 	incNotesCountOfUser(user);

src/services/update-hashtag.ts

@@ -4,6 +4,22 @@ import { hashtagChart } from './chart';
 import { genId } from '../misc/gen-id';
 import { Hashtag } from '../models/entities/hashtag';
 
+export async function updateHashtags(user: User, tags: string[]) {
+	for (const tag of tags) {
+		await updateHashtag(user, tag);
+	}
+}
+
+export async function updateUsertags(user: User, tags: string[]) {
+	for (const tag of tags) {
+		await updateHashtag(user, tag, true, true);
+	}
+
+	for (const tag of (user.tags || []).filter(x => !tags.includes(x))) {
+		await updateHashtag(user, tag, true, false);
+	}
+}
+
 export async function updateHashtag(user: User, tag: string, isUserAttached = false, inc = true) {
 	tag = tag.toLowerCase();