wip

packages/racing/application/use-cases/GetRaceResultsDetailUseCase.ts

@@ -8,6 +8,7 @@ import type {
   RaceResultsDetailViewModel,
   RaceResultsPenaltySummaryViewModel,
 } from '../presenters/IRaceResultsDetailPresenter';
+import type { UseCase } from '@gridpilot/shared/application/UseCase';
 import type { League } from '../../domain/entities/League';
 import type { Result } from '../../domain/entities/Result';
 import type { Driver } from '../../domain/entities/Driver';
@@ -18,8 +19,8 @@ export interface GetRaceResultsDetailParams {
   driverId?: string;
 }
 
-function buildPointsSystem(league: League | null): Record<number, number> {
-  if (!league) return {};
+function buildPointsSystem(league: League | null): Record<number, number> | undefined {
+  if (!league) return undefined;
 
   const pointsSystems: Record<string, Record<number, number>> = {
     'f1-2024': {
@@ -53,11 +54,17 @@ function buildPointsSystem(league: League | null): Record<number, number> {
     },
   };
 
-  return (
-    league.settings.customPoints ||
-    pointsSystems[league.settings.pointsSystem] ||
-    pointsSystems['f1-2024']
-  );
+  const customPoints = league.settings.customPoints;
+  if (customPoints) {
+    return customPoints;
+  }
+
+  const preset = pointsSystems[league.settings.pointsSystem];
+  if (preset) {
+    return preset;
+  }
+
+  return pointsSystems['f1-2024'];
 }
 
 function getFastestLapTime(results: Result[]): number | undefined {
@@ -73,17 +80,28 @@ function mapPenaltySummary(penalties: Penalty[]): RaceResultsPenaltySummaryViewM
   }));
 }
 
-export class GetRaceResultsDetailUseCase {
+export class GetRaceResultsDetailUseCase
+  implements
+    UseCase<
+      GetRaceResultsDetailParams,
+      RaceResultsDetailViewModel,
+      RaceResultsDetailViewModel,
+      IRaceResultsDetailPresenter
+    >
+{
   constructor(
     private readonly raceRepository: IRaceRepository,
     private readonly leagueRepository: ILeagueRepository,
     private readonly resultRepository: IResultRepository,
     private readonly driverRepository: IDriverRepository,
     private readonly penaltyRepository: IPenaltyRepository,
-    public readonly presenter: IRaceResultsDetailPresenter,
   ) {}
 
-  async execute(params: GetRaceResultsDetailParams): Promise<void> {
+  async execute(
+    params: GetRaceResultsDetailParams,
+    presenter: IRaceResultsDetailPresenter,
+  ): Promise<void> {
+    presenter.reset();
     const { raceId, driverId } = params;
 
     const race = await this.raceRepository.findById(raceId);
@@ -95,11 +113,10 @@ export class GetRaceResultsDetailUseCase {
         results: [],
         drivers: [],
         penalties: [],
-        pointsSystem: {},
-        currentDriverId: driverId,
+        ...(driverId ? { currentDriverId: driverId } : {}),
         error: 'Race not found',
       };
-      this.presenter.present(errorViewModel);
+      presenter.present(errorViewModel);
       return;
     }
 
@@ -111,12 +128,12 @@ export class GetRaceResultsDetailUseCase {
     ]);
 
     const effectiveCurrentDriverId =
-      driverId || (drivers.length > 0 ? drivers[0]!.id : undefined);
+      driverId ?? (drivers.length > 0 ? drivers[0]!.id : undefined);
 
     const pointsSystem = buildPointsSystem(league as League | null);
     const fastestLapTime = getFastestLapTime(results);
     const penaltySummary = mapPenaltySummary(penalties);
- 
+
     const viewModel: RaceResultsDetailViewModel = {
       race: {
         id: race.id,
@@ -134,11 +151,11 @@ export class GetRaceResultsDetailUseCase {
       results,
       drivers,
       penalties: penaltySummary,
-      pointsSystem,
+      ...(pointsSystem ? { pointsSystem } : {}),
       ...(fastestLapTime !== undefined ? { fastestLapTime } : {}),
-      currentDriverId: effectiveCurrentDriverId,
+      ...(effectiveCurrentDriverId ? { currentDriverId: effectiveCurrentDriverId } : {}),
     };
 
-    this.presenter.present(viewModel);
+    presenter.present(viewModel);
   }
 }