egirlskey/packages/backend/src/server/api/endpoints/users/following.ts
2022-06-14 18:01:23 +09:00

107 lines
2.7 KiB
TypeScript

import { IsNull } from 'typeorm';
import { Users, Followings, UserProfiles } from '@/models/index.js';
import { toPunyNullable } from '@/misc/convert-host.js';
import define from '../../define.js';
import { ApiError } from '../../error.js';
import { makePaginationQuery } from '../../common/make-pagination-query.js';
export const meta = {
tags: ['users'],
requireCredential: false,
description: 'Show everyone that this user is following.',
res: {
type: 'array',
optional: false, nullable: false,
items: {
type: 'object',
optional: false, nullable: false,
ref: 'Following',
},
},
errors: {
noSuchUser: {
message: 'No such user.',
code: 'NO_SUCH_USER',
id: '63e4aba4-4156-4e53-be25-c9559e42d71b',
},
forbidden: {
message: 'Forbidden.',
code: 'FORBIDDEN',
id: 'f6cdb0df-c19f-ec5c-7dbb-0ba84a1f92ba',
},
},
} as const;
export const paramDef = {
type: 'object',
properties: {
sinceId: { type: 'string', format: 'misskey:id' },
untilId: { type: 'string', format: 'misskey:id' },
limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
},
anyOf: [
{
properties: {
userId: { type: 'string', format: 'misskey:id' },
},
required: ['userId'],
},
{
properties: {
username: { type: 'string' },
host: {
type: 'string',
nullable: true,
description: 'The local host is represented with `null`.',
},
},
required: ['username', 'host'],
},
],
} as const;
// eslint-disable-next-line import/no-default-export
export default define(meta, paramDef, async (ps, me) => {
const user = await Users.findOneBy(ps.userId != null
? { id: ps.userId }
: { usernameLower: ps.username!.toLowerCase(), host: toPunyNullable(ps.host) ?? IsNull() });
if (user == null) {
throw new ApiError(meta.errors.noSuchUser);
}
const profile = await UserProfiles.findOneByOrFail({ userId: user.id });
if (profile.ffVisibility === 'private') {
if (me == null || (me.id !== user.id)) {
throw new ApiError(meta.errors.forbidden);
}
} else if (profile.ffVisibility === 'followers') {
if (me == null) {
throw new ApiError(meta.errors.forbidden);
} else if (me.id !== user.id) {
const following = await Followings.findOneBy({
followeeId: user.id,
followerId: me.id,
});
if (following == null) {
throw new ApiError(meta.errors.forbidden);
}
}
}
const query = makePaginationQuery(Followings.createQueryBuilder('following'), ps.sinceId, ps.untilId)
.andWhere('following.followerId = :userId', { userId: user.id })
.innerJoinAndSelect('following.followee', 'followee');
const followings = await query
.take(ps.limit)
.getMany();
return await Followings.packMany(followings, me, { populateFollowee: true });
});