なんかもうめっちゃ変えた

packages/backend/src/core/entities/AntennaEntityService.ts

@@ -0,0 +1,47 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { DI } from '@/di-symbols.js';
+import { AntennaNotesRepository, AntennasRepository, UserGroupJoiningsRepository } from '@/models/index.js';
+import { awaitAll } from '@/misc/prelude/await-all.js';
+import type { Packed } from '@/misc/schema.js';
+import type { Antenna } from '@/models/entities/Antenna.js';
+
+@Injectable()
+export class AntennaEntityService {
+	constructor(
+		@Inject(DI.antennasRepository)
+		private antennasRepository: AntennasRepository,
+
+		@Inject(DI.antennaNotesRepository)
+		private antennaNotesRepository: AntennaNotesRepository,
+
+		@Inject(DI.userGroupJoiningsRepository)
+		private userGroupJoiningsRepository: UserGroupJoiningsRepository,
+	) {
+	}
+
+	public async pack(
+		src: Antenna['id'] | Antenna,
+	): Promise<Packed<'Antenna'>> {
+		const antenna = typeof src === 'object' ? src : await this.antennasRepository.findOneByOrFail({ id: src });
+
+		const hasUnreadNote = (await this.antennaNotesRepository.findOneBy({ antennaId: antenna.id, read: false })) != null;
+		const userGroupJoining = antenna.userGroupJoiningId ? await this.userGroupJoiningsRepository.findOneBy({ id: antenna.userGroupJoiningId }) : null;
+
+		return {
+			id: antenna.id,
+			createdAt: antenna.createdAt.toISOString(),
+			name: antenna.name,
+			keywords: antenna.keywords,
+			excludeKeywords: antenna.excludeKeywords,
+			src: antenna.src,
+			userListId: antenna.userListId,
+			userGroupId: userGroupJoining ? userGroupJoining.userGroupId : null,
+			users: antenna.users,
+			caseSensitive: antenna.caseSensitive,
+			notify: antenna.notify,
+			withReplies: antenna.withReplies,
+			withFile: antenna.withFile,
+			hasUnreadNote,
+		};
+	}
+}