egirlskey/packages/backend/src/server/api/endpoints/drive/files/attached-notes.ts

import { Inject, Injectable } from '@nestjs/common';
import { Endpoint } from '@/server/api/endpoint-base.js';
import type { NotesRepository, DriveFilesRepository } from '@/models/index.js';
import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
import { DI } from '@/di-symbols.js';
import { ApiError } from '../../../error.js';

export const meta = {
	tags: ['drive', 'notes'],

	requireCredential: true,

	kind: 'read:drive',

	description: 'Find the notes to which the given file is attached.',

	res: {
		type: 'array',
		optional: false, nullable: false,
		items: {
			type: 'object',
			optional: false, nullable: false,
			ref: 'Note',
		},
	},

	errors: {
		noSuchFile: {
			message: 'No such file.',
			code: 'NO_SUCH_FILE',
			id: 'c118ece3-2e4b-4296-99d1-51756e32d232',
		},
	},
} as const;

export const paramDef = {
	type: 'object',
	properties: {
		fileId: { type: 'string', format: 'misskey:id' },
	},
	required: ['fileId'],
} as const;

// eslint-disable-next-line import/no-default-export
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> {
	constructor(
		@Inject(DI.driveFilesRepository)
		private driveFilesRepository: DriveFilesRepository,

		@Inject(DI.notesRepository)
		private notesRepository: NotesRepository,

		private noteEntityService: NoteEntityService,
	) {
		super(meta, paramDef, async (ps, me) => {
			// Fetch file
			const file = await this.driveFilesRepository.findOneBy({
				id: ps.fileId,
				userId: me.id,
			});

			if (file == null) {
				throw new ApiError(meta.errors.noSuchFile);
			}

			const notes = await this.notesRepository.createQueryBuilder('note')
				.where(':file = ANY(note.fileIds)', { file: file.id })
				.getMany();

			return await this.noteEntityService.packMany(notes, me, {
				detail: true,
			});
		});
	}
}