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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import ms from 'ms';
import { Inject, Injectable } from '@nestjs/common';
import { Endpoint } from '@/server/api/endpoint-base.js';
import type { FollowingsRepository } from '@/models/_.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { UserFollowingService } from '@/core/UserFollowingService.js';
import { DI } from '@/di-symbols.js';
import { GetterService } from '@/server/api/GetterService.js';
import { CacheService } from '@/core/CacheService.js';
import { ApiError } from '../../error.js';
export const meta = {
tags: ['following', 'users'],
limit: {
duration: ms('1hour'),
max: 100,
},
requireCredential: true,
kind: 'write:following',
errors: {
noSuchUser: {
message: 'No such user.',
code: 'NO_SUCH_USER',
id: 'b77e6ae6-a3e5-40da-9cc8-c240115479cc',
},
followerIsYourself: {
message: 'Follower is yourself.',
code: 'FOLLOWER_IS_YOURSELF',
id: '07dc03b9-03da-422d-885b-438313707662',
},
notFollowing: {
message: 'The other use is not following you.',
code: 'NOT_FOLLOWING',
id: '918faac3-074f-41ae-9c43-ed5d2946770d',
},
},
res: {
type: 'object',
optional: false, nullable: false,
ref: 'UserLite',
},
} as const;
export const paramDef = {
type: 'object',
properties: {
userId: { type: 'string', format: 'misskey:id' },
},
required: ['userId'],
} as const;
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
constructor(
@Inject(DI.followingsRepository)
private followingsRepository: FollowingsRepository,
private userEntityService: UserEntityService,
private getterService: GetterService,
private userFollowingService: UserFollowingService,
private readonly cacheService: CacheService,
) {
super(meta, paramDef, async (ps, me) => {
const followee = me;
// Check if the follower is yourself
if (me.id === ps.userId) {
throw new ApiError(meta.errors.followerIsYourself);
}
// Get follower
const follower = await this.getterService.getUser(ps.userId).catch(err => {
if (err.id === '15348ddd-432d-49c2-8a5a-8069753becff') throw new ApiError(meta.errors.noSuchUser);
throw err;
});
// Check not following
const isFollowing = await this.cacheService.userFollowingsCache.fetch(follower.id).then(f => f.has(followee.id));
if (!isFollowing) {
throw new ApiError(meta.errors.notFollowing);
}
await this.userFollowingService.unfollow(follower, followee);
return await this.userEntityService.pack(follower.id, me);
});
}
}
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