なんかもうめっちゃ変えた

packages/backend/src/queue/processors/DeleteDriveFilesProcessorService.ts

@@ -0,0 +1,78 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { MoreThan } from 'typeorm';
+import { DI } from '@/di-symbols.js';
+import { UsersRepository, DriveFilesRepository } from '@/models/index.js';
+import { Config } from '@/config.js';
+import type Logger from '@/logger.js';
+import { DriveService } from '@/core/DriveService.js';
+import { QueueLoggerService } from '../QueueLoggerService.js';
+import type Bull from 'bull';
+import type { DbUserJobData } from '../types.js';
+
+@Injectable()
+export class DeleteDriveFilesProcessorService {
+	#logger: Logger;
+
+	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
+		@Inject(DI.usersRepository)
+		private usersRepository: UsersRepository,
+
+		@Inject(DI.driveFilesRepository)
+		private driveFilesRepository: DriveFilesRepository,
+
+		private driveService: DriveService,
+		private queueLoggerService: QueueLoggerService,
+	) {
+		this.#logger = this.queueLoggerService.logger.createSubLogger('delete-drive-files');
+	}
+
+	public async process(job: Bull.Job<DbUserJobData>, done: () => void): Promise<void> {
+		this.#logger.info(`Deleting drive files of ${job.data.user.id} ...`);
+
+		const user = await this.usersRepository.findOneBy({ id: job.data.user.id });
+		if (user == null) {
+			done();
+			return;
+		}
+
+		let deletedCount = 0;
+		let cursor: any = null;
+
+		while (true) {
+			const files = await this.driveFilesRepository.find({
+				where: {
+					userId: user.id,
+					...(cursor ? { id: MoreThan(cursor) } : {}),
+				},
+				take: 100,
+				order: {
+					id: 1,
+				},
+			});
+
+			if (files.length === 0) {
+				job.progress(100);
+				break;
+			}
+
+			cursor = files[files.length - 1].id;
+
+			for (const file of files) {
+				await this.driveService.deleteFileSync(file);
+				deletedCount++;
+			}
+
+			const total = await this.driveFilesRepository.countBy({
+				userId: user.id,
+			});
+
+			job.progress(deletedCount / total);
+		}
+
+		this.#logger.succ(`All drive files (${deletedCount}) of ${user.id} has been deleted.`);
+		done();
+	}
+}