refactor use cases

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

@@ -1,4 +1,4 @@
-import type { Logger, UseCaseOutputPort } from '@core/shared/application';
+import type { Logger } from '@core/shared/application';
 import type { ILeagueMembershipRepository } from '@core/racing/domain/repositories/ILeagueMembershipRepository';
 import { LeagueMembership } from '../../domain/entities/LeagueMembership';
 import { Result } from '@core/shared/application/Result';
@@ -19,10 +19,9 @@ export class JoinLeagueUseCase {
   constructor(
     private readonly membershipRepository: ILeagueMembershipRepository,
     private readonly logger: Logger,
-    private readonly output: UseCaseOutputPort<JoinLeagueResult>,
   ) {}
 
-  async execute(command: JoinLeagueInput): Promise<Result<void, ApplicationErrorCode<JoinLeagueErrorCode, { message: string }>>> {
+  async execute(command: JoinLeagueInput): Promise<Result<JoinLeagueResult, ApplicationErrorCode<JoinLeagueErrorCode, { message: string }>>> {
     this.logger.debug('Attempting to join league', { command });
     const { leagueId, driverId } = command;
 
@@ -46,11 +45,9 @@ export class JoinLeagueUseCase {
       const savedMembership = await this.membershipRepository.saveMembership(membership);
       this.logger.info('Successfully joined league', { membershipId: savedMembership.id });
 
-      this.output.present({
+      return Result.ok({
         membership: savedMembership,
       });
-
-      return Result.ok(undefined);
     } catch (error) {
       const err = error instanceof Error ? error : new Error('Unknown error');
       this.logger.error('Failed to join league due to an unexpected error', err);
@@ -60,4 +57,4 @@ export class JoinLeagueUseCase {
       });
     }
   }
-}
+}