nandi.uk
This repository has no description
2.4 kB
85 lines
1import { UseCase } from 'src/shared/core/UseCase';
2import { ICardQueryRepository } from '../../../domain/ICardQueryRepository';
3import { IProfileService } from '../../../domain/services/IProfileService';
4import { err, ok, Result } from 'src/shared/core/Result';
5import { UserProfileDTO } from '@semble/types';
6import { ProfileEnricher } from '../../services/ProfileEnricher';
7
8export interface GetLibrariesForCardQuery {
9 cardId: string;
10}
11
12export interface GetLibrariesForCardResult {
13 cardId: string;
14 users: UserProfileDTO[];
15 totalCount: number;
16}
17
18export class ValidationError extends Error {
19 constructor(message: string) {
20 super(message);
21 this.name = 'ValidationError';
22 }
23}
24
25export class GetLibrariesForCardUseCase
26 implements
27 UseCase<GetLibrariesForCardQuery, Result<GetLibrariesForCardResult>>
28{
29 constructor(
30 private cardQueryRepo: ICardQueryRepository,
31 private profileService: IProfileService,
32 ) {}
33
34 async execute(
35 query: GetLibrariesForCardQuery,
36 ): Promise<Result<GetLibrariesForCardResult>> {
37 // Validate card ID
38 if (!query.cardId || query.cardId.trim().length === 0) {
39 return err(new ValidationError('Card ID is required'));
40 }
41
42 try {
43 // Get user IDs who have this card in their library
44 const userIds = await this.cardQueryRepo.getLibrariesForCard(
45 query.cardId,
46 );
47
48 // Fetch profiles for all users using ProfileEnricher
49 const profileEnricher = new ProfileEnricher(this.profileService);
50 const profileMapResult = await profileEnricher.buildProfileMap(
51 userIds,
52 undefined, // No calling user
53 {
54 skipFailures: true, // Skip failed profiles
55 mapToUser: false, // Use inline profile (without isFollowing)
56 },
57 );
58
59 if (profileMapResult.isErr()) {
60 return err(
61 new Error(
62 `Failed to fetch user profiles: ${profileMapResult.error.message}`,
63 ),
64 );
65 }
66
67 const profileMap = profileMapResult.value;
68
69 // Convert map to array
70 const users: UserProfileDTO[] = Array.from(profileMap.values());
71
72 return ok({
73 cardId: query.cardId,
74 users,
75 totalCount: users.length,
76 });
77 } catch (error) {
78 return err(
79 new Error(
80 `Failed to get libraries for card: ${error instanceof Error ? error.message : 'Unknown error'}`,
81 ),
82 );
83 }
84 }
85}