wip

apps/website/lib/presenters/RacesPagePresenter.ts

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+import type {
+  IRacesPagePresenter,
+  RacesPageViewModel,
+  RaceListItemViewModel,
+} from '@gridpilot/racing/application/presenters/IRacesPagePresenter';
+
+export class RacesPagePresenter implements IRacesPagePresenter {
+  private viewModel: RacesPageViewModel | null = null;
+
+  present(races: any[]): void {
+    const now = new Date();
+    const nextWeek = new Date(now.getTime() + 7 * 24 * 60 * 60 * 1000);
+
+    const raceViewModels: RaceListItemViewModel[] = races.map(race => ({
+      id: race.id,
+      track: race.track,
+      car: race.car,
+      scheduledAt: race.scheduledAt,
+      status: race.status,
+      leagueId: race.leagueId,
+      leagueName: race.leagueName,
+      strengthOfField: race.strengthOfField,
+      isUpcoming: race.isUpcoming,
+      isLive: race.isLive,
+      isPast: race.isPast,
+    }));
+
+    const stats = {
+      total: raceViewModels.length,
+      scheduled: raceViewModels.filter(r => r.status === 'scheduled').length,
+      running: raceViewModels.filter(r => r.status === 'running').length,
+      completed: raceViewModels.filter(r => r.status === 'completed').length,
+    };
+
+    const liveRaces = raceViewModels.filter(r => r.isLive);
+
+    const upcomingThisWeek = raceViewModels
+      .filter(r => {
+        const scheduledDate = new Date(r.scheduledAt);
+        return r.isUpcoming && scheduledDate >= now && scheduledDate <= nextWeek;
+      })
+      .slice(0, 5);
+
+    const recentResults = raceViewModels
+      .filter(r => r.status === 'completed')
+      .sort((a, b) => new Date(b.scheduledAt).getTime() - new Date(a.scheduledAt).getTime())
+      .slice(0, 3);
+
+    this.viewModel = {
+      races: raceViewModels,
+      stats,
+      liveRaces,
+      upcomingThisWeek,
+      recentResults,
+    };
+  }
+
+  getViewModel(): RacesPageViewModel {
+    if (!this.viewModel) {
+      throw new Error('ViewModel not yet generated. Call present() first.');
+    }
+    return this.viewModel;
+  }
+}