fix data flow issues

core/racing/application/dto/ReopenRaceCommandDTO.ts

@@ -0,0 +1,3 @@
+export interface ReopenRaceCommandDTO {
+  raceId: string;
+}

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

@@ -0,0 +1,55 @@
+import type { IRaceRepository } from '../../domain/repositories/IRaceRepository';
+import type { AsyncUseCase } from '@core/shared/application';
+import type { Logger } from '@core/shared/application';
+import { Result } from '@core/shared/application/Result';
+import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
+import type { ReopenRaceCommandDTO } from '../dto/ReopenRaceCommandDTO';
+
+/**
+ * Use Case: ReopenRaceUseCase
+ *
+ * Encapsulates the workflow for re-opening a race:
+ * - loads the race by id
+ * - returns error if the race does not exist
+ * - delegates transition rules to the Race domain entity via `reopen()`
+ * - persists the updated race via the repository.
+ */
+export class ReopenRaceUseCase
+  implements AsyncUseCase<ReopenRaceCommandDTO, void, string> {
+  constructor(
+    private readonly raceRepository: IRaceRepository,
+    private readonly logger: Logger,
+  ) {}
+
+  async execute(command: ReopenRaceCommandDTO): Promise<Result<void, ApplicationErrorCode<string>>> {
+    const { raceId } = command;
+    this.logger.debug(`[ReopenRaceUseCase] Executing for raceId: ${raceId}`);
+
+    try {
+      const race = await this.raceRepository.findById(raceId);
+      if (!race) {
+        this.logger.warn(`[ReopenRaceUseCase] Race with ID ${raceId} not found.`);
+        return Result.err({ code: 'RACE_NOT_FOUND' });
+      }
+
+      const reopenedRace = race.reopen();
+      await this.raceRepository.update(reopenedRace);
+      this.logger.info(`[ReopenRaceUseCase] Race ${raceId} re-opened successfully.`);
+      return Result.ok(undefined);
+    } catch (error) {
+      if (error instanceof Error && error.message.includes('already scheduled')) {
+        this.logger.warn(`[ReopenRaceUseCase] Domain error re-opening race ${raceId}: ${error.message}`);
+        return Result.err({ code: 'RACE_ALREADY_SCHEDULED' });
+      }
+      if (error instanceof Error && error.message.includes('running race')) {
+        this.logger.warn(`[ReopenRaceUseCase] Domain error re-opening race ${raceId}: ${error.message}`);
+        return Result.err({ code: 'CANNOT_REOPEN_RUNNING_RACE' });
+      }
+      this.logger.error(
+        `[ReopenRaceUseCase] Unexpected error re-opening race ${raceId}`,
+        error instanceof Error ? error : new Error(String(error)),
+      );
+      return Result.err({ code: 'UNEXPECTED_ERROR' });
+    }
+  }
+}

core/racing/domain/entities/Race.ts

@@ -240,6 +240,48 @@ export class Race implements IEntity<string> {
     return Race.create(props);
   }
 
+  /**
+   * Re-open a previously completed or cancelled race
+   */
+  reopen(): Race {
+    if (this.status === 'scheduled') {
+      throw new RacingDomainInvariantError('Race is already scheduled');
+    }
+
+    if (this.status === 'running') {
+      throw new RacingDomainInvariantError('Cannot re-open a running race');
+    }
+
+    const base = {
+      id: this.id,
+      leagueId: this.leagueId,
+      scheduledAt: this.scheduledAt,
+      track: this.track,
+      car: this.car,
+      sessionType: this.sessionType,
+      status: 'scheduled' as RaceStatus,
+    };
+
+    const withTrackId =
+      this.trackId !== undefined ? { ...base, trackId: this.trackId } : base;
+    const withCarId =
+      this.carId !== undefined ? { ...withTrackId, carId: this.carId } : withTrackId;
+    const withSof =
+      this.strengthOfField !== undefined
+        ? { ...withCarId, strengthOfField: this.strengthOfField }
+        : withCarId;
+    const withRegistered =
+      this.registeredCount !== undefined
+        ? { ...withSof, registeredCount: this.registeredCount }
+        : withSof;
+    const props =
+      this.maxParticipants !== undefined
+        ? { ...withRegistered, maxParticipants: this.maxParticipants }
+        : withRegistered;
+
+    return Race.create(props);
+  }
+
   /**
    * Update SOF and participant count
    */