import $ from 'cafy';
import { ID } from '@/misc/cafy-id';
import define from '../../../define';
import { ApiError } from '../../../error';
import { GalleryPosts } from '@/models/index';

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

	requireCredential: false,

	params: {
		postId: {
			validator: $.type(ID),
		},
	},

	errors: {
		noSuchPost: {
			message: 'No such post.',
			code: 'NO_SUCH_POST',
			id: '1137bf14-c5b0-4604-85bb-5b5371b1cd45',
		},
	},

	res: {
		type: 'object',
		optional: false, nullable: false,
		ref: 'GalleryPost',
	},
} as const;

// eslint-disable-next-line import/no-default-export
export default define(meta, async (ps, me) => {
	const post = await GalleryPosts.findOne({
		id: ps.postId,
	});

	if (post == null) {
		throw new ApiError(meta.errors.noSuchPost);
	}

	return await GalleryPosts.pack(post, me);
});