import type { IRaceRepository } from '../../domain/repositories/IRaceRepository';
import type { ILeagueRepository } from '../../domain/repositories/ILeagueRepository';
import type { IGetAllRacesPresenter, GetAllRacesResultDTO, AllRacesPageViewModel } from '../presenters/IGetAllRacesPresenter';
import type { UseCase } from '@core/shared/application/UseCase';

export interface GetAllRacesUseCaseParams {}

export class GetAllRacesUseCase implements UseCase<GetAllRacesUseCaseParams, GetAllRacesResultDTO, AllRacesPageViewModel, IGetAllRacesPresenter> {
  constructor(
    private readonly raceRepository: IRaceRepository,
    private readonly leagueRepository: ILeagueRepository,
  ) {}

  async execute(params: GetAllRacesUseCaseParams, presenter: IGetAllRacesPresenter): Promise<void> {
    const races = await this.raceRepository.findAll();
    const leagues = await this.leagueRepository.findAll();
    const leagueMap = new Map(leagues.map(league => [league.id, league.name]));

    const raceViewModels = races.map(race => ({
      id: race.id,
      name: `Race ${race.id}`, // Placeholder, adjust based on domain
      date: race.scheduledAt.toISOString(),
      leagueName: leagueMap.get(race.leagueId) || 'Unknown League',
    }));

    const dto: GetAllRacesResultDTO = {
      races: raceViewModels,
      totalCount: races.length,
    };

    presenter.reset();
    presenter.present(dto);
  }
}