wip

apps/website/lib/presenters/LeagueSchedulePresenter.ts

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+import type { Race } from '@gridpilot/racing/domain/entities/Race';
+import {
+  getRaceRepository,
+  getIsDriverRegisteredForRaceQuery,
+  getRegisterForRaceUseCase,
+  getWithdrawFromRaceUseCase,
+} from '@/lib/di-container';
+
+export interface LeagueScheduleRaceItemViewModel {
+  id: string;
+  leagueId: string;
+  track: string;
+  car: string;
+  sessionType: string;
+  scheduledAt: Date;
+  status: Race['status'];
+  isUpcoming: boolean;
+  isPast: boolean;
+  isRegistered: boolean;
+}
+
+export interface LeagueScheduleViewModel {
+  races: LeagueScheduleRaceItemViewModel[];
+}
+
+/**
+ * Load league schedule with registration status for a given driver.
+ */
+export async function loadLeagueSchedule(
+  leagueId: string,
+  driverId: string,
+): Promise<LeagueScheduleViewModel> {
+  const raceRepo = getRaceRepository();
+  const isRegisteredQuery = getIsDriverRegisteredForRaceQuery();
+
+  const allRaces = await raceRepo.findAll();
+  const leagueRaces = allRaces
+    .filter((race) => race.leagueId === leagueId)
+    .sort(
+      (a, b) =>
+        new Date(a.scheduledAt).getTime() - new Date(b.scheduledAt).getTime(),
+    );
+
+  const now = new Date();
+
+  const registrationStates: Record<string, boolean> = {};
+  await Promise.all(
+    leagueRaces.map(async (race) => {
+      const registered = await isRegisteredQuery.execute({
+        raceId: race.id,
+        driverId,
+      });
+      registrationStates[race.id] = registered;
+    }),
+  );
+
+  const races: LeagueScheduleRaceItemViewModel[] = leagueRaces.map((race) => {
+    const raceDate = new Date(race.scheduledAt);
+    const isPast = race.status === 'completed' || raceDate <= now;
+    const isUpcoming = race.status === 'scheduled' && raceDate > now;
+
+    return {
+      id: race.id,
+      leagueId: race.leagueId,
+      track: race.track,
+      car: race.car,
+      sessionType: race.sessionType,
+      scheduledAt: raceDate,
+      status: race.status,
+      isUpcoming,
+      isPast,
+      isRegistered: registrationStates[race.id] ?? false,
+    };
+  });
+
+  return { races };
+}
+
+/**
+ * Register the driver for a race.
+ */
+export async function registerForRace(
+  raceId: string,
+  leagueId: string,
+  driverId: string,
+): Promise<void> {
+  const useCase = getRegisterForRaceUseCase();
+  await useCase.execute({
+    raceId,
+    leagueId,
+    driverId,
+  });
+}
+
+/**
+ * Withdraw the driver from a race.
+ */
+export async function withdrawFromRace(
+  raceId: string,
+  driverId: string,
+): Promise<void> {
+  const useCase = getWithdrawFromRaceUseCase();
+  await useCase.execute({
+    raceId,
+    driverId,
+  });
+}