refactor

core/analytics/application/use-cases/RecordEngagementUseCase.ts

@@ -1,7 +1,9 @@
-import type { Logger } from '@core/shared/application';
+import type { Logger, UseCaseOutputPort, UseCase } from '@core/shared/application';
 import type { IEngagementRepository } from '../../domain/repositories/IEngagementRepository';
 import { EngagementEvent } from '../../domain/entities/EngagementEvent';
 import type { EngagementAction, EngagementEntityType } from '../../domain/types/EngagementEvent';
+import { Result } from '@core/shared/application/Result';
+import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
 
 export interface RecordEngagementInput {
   action: EngagementAction;
@@ -18,13 +20,15 @@ export interface RecordEngagementOutput {
   engagementWeight: number;
 }
 
-export class RecordEngagementUseCase {
+export type RecordEngagementErrorCode = 'REPOSITORY_ERROR';
+
+export class RecordEngagementUseCase implements UseCase<RecordEngagementInput, RecordEngagementOutput, RecordEngagementErrorCode> {
   constructor(
     private readonly engagementRepository: IEngagementRepository,
     private readonly logger: Logger,
   ) {}
 
-  async execute(input: RecordEngagementInput): Promise<RecordEngagementOutput> {
+  async execute(input: RecordEngagementInput): Promise<Result<RecordEngagementOutput, ApplicationErrorCode<RecordEngagementErrorCode, { message: string }>>> {
     try {
       const engagementEvent = EngagementEvent.create({
         id: crypto.randomUUID(),
@@ -46,13 +50,19 @@ export class RecordEngagementUseCase {
         entityType: input.entityType,
       });
 
-      return {
+      const result = Result.ok<RecordEngagementOutput, ApplicationErrorCode<RecordEngagementErrorCode, { message: string }>>({
         eventId: engagementEvent.id,
         engagementWeight: engagementEvent.getEngagementWeight(),
-      };
+      });
+      return result;
     } catch (error) {
-      this.logger.error('Failed to record engagement event', { error: error as Error, input });
-      throw error;
+      const err = error as Error;
+      this.logger.error('Failed to record engagement event', err, { input });
+      const result = Result.err<RecordEngagementOutput, ApplicationErrorCode<RecordEngagementErrorCode, { message: string }>>({
+        code: 'REPOSITORY_ERROR',
+        details: { message: err.message ?? 'Failed to record engagement event' },
+      });
+      return result;
     }
   }
 }