1 files changed, 46 insertions, 0 deletions
diff --git a/packages/backend/src/server/api/endpoints/admin/silence-user.ts b/packages/backend/src/server/api/endpoints/admin/silence-user.ts
new file mode 100644
index 0000000000..ed1141da43
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/admin/silence-user.ts
@@ -0,0 +1,46 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { UsersRepository } from '@/models/_.js';
+import { DI } from '@/di-symbols.js';
+import { RoleService } from '@/core/RoleService.js';
+
+export const meta = {
+	tags: ['admin'],
+
+	requireCredential: true,
+	requireModerator: true,
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		userId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['userId'],
+} as const;
+
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
+	constructor(
+		@Inject(DI.usersRepository)
+		private usersRepository: UsersRepository,
+
+		private roleService: RoleService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const user = await this.usersRepository.findOneBy({ id: ps.userId });
+
+			if (user == null) {
+				throw new Error('user not found');
+			}
+
+			if (await this.roleService.isModerator(user)) {
+				throw new Error('cannot silence moderator account');
+			}
+
+			await this.usersRepository.update(user.id, {
+				isSilenced: true,
+			});
+		});
+	}
+}