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import $ from 'cafy';
import { ID } from '@/misc/cafy-id';
import define from '../../define';
import { ApiError } from '../../error';
import { Users, Followings, UserProfiles } from '@/models/index';
import { makePaginationQuery } from '../../common/make-pagination-query';
import { toPunyNullable } from '@/misc/convert-host';
export const meta = {
tags: ['users'],
requireCredential: false as const,
params: {
userId: {
validator: $.optional.type(ID),
},
username: {
validator: $.optional.str,
},
host: {
validator: $.optional.nullable.str,
},
sinceId: {
validator: $.optional.type(ID),
},
untilId: {
validator: $.optional.type(ID),
},
limit: {
validator: $.optional.num.range(1, 100),
default: 10,
},
},
res: {
type: 'array' as const,
optional: false as const, nullable: false as const,
items: {
type: 'object' as const,
optional: false as const, nullable: false as const,
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',
},
},
};
export default define(meta, async (ps, me) => {
const user = await Users.findOne(ps.userId != null
? { id: ps.userId }
: { usernameLower: ps.username!.toLowerCase(), host: toPunyNullable(ps.host) });
if (user == null) {
throw new ApiError(meta.errors.noSuchUser);
}
const profile = await UserProfiles.findOneOrFail(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.findOne({
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 });
});
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