import type { IRaceRegistrationRepository } from '@gridpilot/racing/domain/repositories/IRaceRegistrationRepository';
import type { GetRaceRegistrationsQueryParamsDTO } from '../dto/RaceRegistrationQueryDTO';
import type {
  IRaceRegistrationsPresenter,
  RaceRegistrationsResultDTO,
  RaceRegistrationsViewModel,
} from '../presenters/IRaceRegistrationsPresenter';
import type { UseCase } from '@gridpilot/shared/application/UseCase';

/**
 * Use Case: GetRaceRegistrationsUseCase
 *
 * Returns registered driver IDs for a race.
 * Orchestrates domain logic and delegates presentation to the presenter.
 */
export class GetRaceRegistrationsUseCase
  implements UseCase<GetRaceRegistrationsQueryParamsDTO, RaceRegistrationsResultDTO, RaceRegistrationsViewModel, IRaceRegistrationsPresenter>
{
  constructor(
    private readonly registrationRepository: IRaceRegistrationRepository,
  ) {}

  async execute(
    params: GetRaceRegistrationsQueryParamsDTO,
    presenter: IRaceRegistrationsPresenter,
  ): Promise<void> {
    presenter.reset();

    const { raceId } = params;
    const registeredDriverIds = await this.registrationRepository.getRegisteredDrivers(raceId);

    const dto: RaceRegistrationsResultDTO = {
      registeredDriverIds,
    };

    presenter.present(dto);
  }
}