misskey/src/services/drive/delete-file.ts

import * as Minio from 'minio';
import DriveFile, { DriveFileChunk, IDriveFile } from '../../models/drive-file';
import DriveFileThumbnail, { DriveFileThumbnailChunk } from '../../models/drive-file-thumbnail';
import config from '../../config';

export default async function(file: IDriveFile, isExpired = false) {
	if (file.metadata.withoutChunks) {
		if (file.metadata.storage == 'object-storage') {
			const minio = new Minio.Client(config.drive.config);
			const obj = `${config.drive.prefix}/${file.metadata.storageProps.id}`;
			await minio.removeObject(config.drive.bucket, obj);
		}
	} else {
		// チャンクをすべて削除
		await DriveFileChunk.remove({
			files_id: file._id
		});

		await DriveFile.update({ _id: file._id }, {
			$set: {
				'metadata.deletedAt': new Date(),
				'metadata.isExpired': isExpired
			}
		});

		//#region サムネイルもあれば削除
		const thumbnail = await DriveFileThumbnail.findOne({
			'metadata.originalId': file._id
		});

		if (thumbnail) {
			await DriveFileThumbnailChunk.remove({
				files_id: thumbnail._id
			});

			await DriveFileThumbnail.remove({ _id: thumbnail._id });
		}
		//#endregion
	}
}