refactor

core/racing/application/use-cases/GetSponsorsUseCase.ts

@@ -5,39 +5,33 @@
  */
 
 import type { ISponsorRepository } from '../../domain/repositories/ISponsorRepository';
-import type {
-  IGetSponsorsPresenter,
-  GetSponsorsResultDTO,
-  GetSponsorsViewModel,
-} from '../presenters/IGetSponsorsPresenter';
-import type { UseCase } from '@core/shared/application/UseCase';
+import type { GetSponsorsViewModel } from '../presenters/IGetSponsorsPresenter';
+import { Result } from '@core/shared/application/Result';
+import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
 
-export class GetSponsorsUseCase
-  implements UseCase<void, GetSponsorsResultDTO, GetSponsorsViewModel, IGetSponsorsPresenter>
-{
+export class GetSponsorsUseCase {
   constructor(
     private readonly sponsorRepository: ISponsorRepository,
   ) {}
 
-  async execute(
-    _input: void,
-    presenter: IGetSponsorsPresenter,
-  ): Promise<void> {
-    presenter.reset();
+  async execute(): Promise<Result<GetSponsorsViewModel, ApplicationErrorCode<'REPOSITORY_ERROR'>>> {
+    try {
+      const sponsors = await this.sponsorRepository.findAll();
 
-    const sponsors = await this.sponsorRepository.findAll();
+      const viewModel: GetSponsorsViewModel = {
+        sponsors: sponsors.map(sponsor => ({
+          id: sponsor.id,
+          name: sponsor.name,
+          contactEmail: sponsor.contactEmail,
+          websiteUrl: sponsor.websiteUrl,
+          logoUrl: sponsor.logoUrl,
+          createdAt: sponsor.createdAt,
+        })),
+      };
 
-    const dto: GetSponsorsResultDTO = {
-      sponsors: sponsors.map(sponsor => ({
-        id: sponsor.id,
-        name: sponsor.name,
-        contactEmail: sponsor.contactEmail,
-        websiteUrl: sponsor.websiteUrl,
-        logoUrl: sponsor.logoUrl,
-        createdAt: sponsor.createdAt,
-      })),
-    };
-
-    presenter.present(dto);
+      return Result.ok(viewModel);
+    } catch {
+      return Result.err({ code: 'REPOSITORY_ERROR', message: 'Failed to fetch sponsors' });
+    }
   }
 }