fix issues in core

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

@@ -57,13 +57,19 @@ export class CompleteRaceUseCase {
 
       const race = await this.raceRepository.findById(raceId);
       if (!race) {
-        return Result.err({ code: 'RACE_NOT_FOUND' });
+        return Result.err<void, ApplicationErrorCode<CompleteRaceErrorCode, { message: string }>>({
+          code: 'RACE_NOT_FOUND',
+          details: { message: 'Race not found' },
+        });
       }
 
       // Get registered drivers for this race
       const registeredDriverIds = await this.raceRegistrationRepository.getRegisteredDrivers(raceId);
       if (registeredDriverIds.length === 0) {
-        return Result.err({ code: 'NO_REGISTERED_DRIVERS' });
+        return Result.err<void, ApplicationErrorCode<CompleteRaceErrorCode, { message: string }>>({
+          code: 'NO_REGISTERED_DRIVERS',
+          details: { message: 'No registered drivers for this race' },
+        });
       }
 
       // Get driver ratings using injected provider
@@ -175,9 +181,10 @@ export class CompleteRaceUseCase {
     // Group results by driver
     const resultsByDriver = new Map<string, RaceResult[]>();
     for (const result of results) {
-      const existing = resultsByDriver.get(result.driverId) || [];
+      const driverIdStr = result.driverId.toString();
+      const existing = resultsByDriver.get(driverIdStr) || [];
       existing.push(result);
-      resultsByDriver.set(result.driverId, existing);
+      resultsByDriver.set(driverIdStr, existing);
     }
 
     // Update or create standings for each driver
@@ -193,7 +200,7 @@ export class CompleteRaceUseCase {
 
       // Add all results for this driver (should be just one for this race)
       for (const result of driverResults) {
-        standing = standing.addRaceResult(result.position, {
+        standing = standing.addRaceResult(result.position.toNumber(), {
           1: 25, 2: 18, 3: 15, 4: 12, 5: 10, 6: 8, 7: 6, 8: 4, 9: 2, 10: 1
         });
       }