refactor

apps/website/lib/presenters/LeagueStandingsPresenter.ts

@@ -1,4 +1,26 @@
-import { GetLeagueStandingsUseCase, LeagueStandingsViewModel } from '@gridpilot/core/league/application/use-cases/GetLeagueStandingsUseCase';
+/**
+ * LeagueStandingsPresenter - Pure data transformer
+ * Transforms API response to view model without DI dependencies.
+ */
+
+import { apiClient, type LeagueStandingsViewModel as ApiLeagueStandingsViewModel } from '@/lib/apiClient';
+
+export interface LeagueStandingsEntryViewModel {
+  driverId: string;
+  driverName: string;
+  position: number;
+  points: number;
+  wins: number;
+  podiums: number;
+  races: number;
+  avatarUrl?: string | undefined;
+}
+
+export interface LeagueStandingsViewModel {
+  leagueId: string;
+  standings: LeagueStandingsEntryViewModel[];
+  totalDrivers: number;
+}
 
 export interface ILeagueStandingsPresenter {
   present(leagueId: string): Promise<void>;
@@ -6,20 +28,54 @@ export interface ILeagueStandingsPresenter {
   reset(): void;
 }
 
+/**
+ * Transform API response to view model
+ */
+function transformApiResponse(leagueId: string, apiResponse: ApiLeagueStandingsViewModel): LeagueStandingsViewModel {
+  const standings: LeagueStandingsEntryViewModel[] = apiResponse.standings.map((entry) => {
+    const viewModel: LeagueStandingsEntryViewModel = {
+      driverId: entry.driverId,
+      driverName: entry.driver?.name ?? 'Unknown Driver',
+      position: entry.position,
+      points: entry.points,
+      wins: entry.wins,
+      podiums: entry.podiums,
+      races: entry.races,
+    };
+    if (entry.driver?.avatarUrl) {
+      viewModel.avatarUrl = entry.driver.avatarUrl;
+    }
+    return viewModel;
+  });
+
+  return {
+    leagueId,
+    standings,
+    totalDrivers: standings.length,
+  };
+}
+
 export class LeagueStandingsPresenter implements ILeagueStandingsPresenter {
   private viewModel: LeagueStandingsViewModel | null = null;
 
-  constructor(private getLeagueStandingsUseCase: GetLeagueStandingsUseCase) {}
-
   reset(): void {
     this.viewModel = null;
   }
 
   async present(leagueId: string): Promise<void> {
-    this.viewModel = await this.getLeagueStandingsUseCase.execute(leagueId);
+    const apiResponse = await apiClient.leagues.getStandings(leagueId);
+    this.viewModel = transformApiResponse(leagueId, apiResponse);
   }
 
   getViewModel(): LeagueStandingsViewModel | null {
     return this.viewModel;
   }
+}
+
+/**
+ * Convenience function to fetch and transform standings
+ */
+export async function fetchLeagueStandings(leagueId: string): Promise<LeagueStandingsViewModel> {
+  const apiResponse = await apiClient.leagues.getStandings(leagueId);
+  return transformApiResponse(leagueId, apiResponse);
 }