misskey/packages/backend/src/server/api/endpoints/drive/folders.ts

import $ from 'cafy';
import { ID } from '@/misc/cafy-id';
import define from '../../define';
import { DriveFolders } from '@/models/index';
import { makePaginationQuery } from '../../common/make-pagination-query';

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

	requireCredential: true,

	kind: 'read:drive',

	params: {
		limit: {
			validator: $.optional.num.range(1, 100),
			default: 10,
		},

		sinceId: {
			validator: $.optional.type(ID),
		},

		untilId: {
			validator: $.optional.type(ID),
		},

		folderId: {
			validator: $.optional.nullable.type(ID),
			default: null,
		},
	},

	res: {
		type: 'array',
		optional: false, nullable: false,
		items: {
			type: 'object',
			optional: false, nullable: false,
			ref: 'DriveFolder',
		},
	},
} as const;

// eslint-disable-next-line import/no-default-export
export default define(meta, async (ps, user) => {
	const query = makePaginationQuery(DriveFolders.createQueryBuilder('folder'), ps.sinceId, ps.untilId)
		.andWhere('folder.userId = :userId', { userId: user.id });

	if (ps.folderId) {
		query.andWhere('folder.parentId = :parentId', { parentId: ps.folderId });
	} else {
		query.andWhere('folder.parentId IS NULL');
	}

	const folders = await query.take(ps.limit!).getMany();

	return await Promise.all(folders.map(folder => DriveFolders.pack(folder)));
});