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import { Injectable } from '@nestjs/common';
import ms from 'ms';
import { User } from '@/models/entities/User.js';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { ApiError } from '@/server/api/error.js';
import { AccountMoveService } from '@/core/AccountMoveService.js';
import { RemoteUserResolveService } from '@/core/RemoteUserResolveService.js';
import { UserEntityService } from '@/core/entities/UserEntityService.js';
import { ApiLoggerService } from '@/server/api/ApiLoggerService.js';
export const meta = {
tags: ['users'],
secure: true,
requireCredential: true,
limit: {
duration: ms('1day'),
max: 30,
},
errors: {
noSuchUser: {
message: 'No such user.',
code: 'NO_SUCH_USER',
id: 'fcd2eef9-a9b2-4c4f-8624-038099e90aa5',
},
notRemote: {
message: 'User is not remote. You can only migrate from other instances.',
code: 'NOT_REMOTE',
id: '4362f8dc-731f-4ad8-a694-be2a88922a24',
},
uriNull: {
message: 'User ActivityPup URI is null.',
code: 'URI_NULL',
id: 'bf326f31-d430-4f97-9933-5d61e4d48a23',
},
},
} as const;
export const paramDef = {
type: 'object',
properties: {
alsoKnownAs: { type: 'string' },
},
required: ['alsoKnownAs'],
} as const;
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> {
constructor(
private userEntityService: UserEntityService,
private remoteUserResolveService: RemoteUserResolveService,
private apiLoggerService: ApiLoggerService,
private accountMoveService: AccountMoveService,
) {
super(meta, paramDef, async (ps, me) => {
// Check parameter
if (!ps.alsoKnownAs) throw new ApiError(meta.errors.noSuchUser);
let unfiltered = ps.alsoKnownAs;
const updates = {} as Partial<User>;
if (!unfiltered) {
updates.alsoKnownAs = null;
} else {
// Parse user's input into the old account
if (unfiltered.startsWith('acct:')) unfiltered = unfiltered.substring(5);
if (unfiltered.startsWith('@')) unfiltered = unfiltered.substring(1);
if (!unfiltered.includes('@')) throw new ApiError(meta.errors.notRemote);
const userAddress = unfiltered.split('@');
// Retrieve the old account
const knownAs = await this.remoteUserResolveService.resolveUser(userAddress[0], userAddress[1]).catch((e) => {
this.apiLoggerService.logger.warn(`failed to resolve remote user: ${e}`);
throw new ApiError(meta.errors.noSuchUser);
});
const toUrl: string | null = knownAs.uri;
if (!toUrl) throw new ApiError(meta.errors.uriNull);
// Only allow moving from a remote account
if (this.userEntityService.isLocalUser(knownAs)) throw new ApiError(meta.errors.notRemote);
updates.alsoKnownAs = updates.alsoKnownAs?.concat([toUrl]) ?? [toUrl];
}
return await this.accountMoveService.createAlias(me, updates);
});
}
}
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