import type { ITeamMembershipRepository } from '../../domain/repositories/ITeamMembershipRepository';
import type { IDriverRepository } from '../../domain/repositories/IDriverRepository';
import type { IImageServicePort } from '../ports/IImageServicePort';
import type {
  ITeamJoinRequestsPresenter,
  TeamJoinRequestsResultDTO,
  TeamJoinRequestsViewModel,
} from '../presenters/ITeamJoinRequestsPresenter';
import type { UseCase } from '@gridpilot/shared/application';

/**
 * Use Case for retrieving team join requests.
 * Orchestrates domain logic and delegates presentation to the presenter.
 */
export class GetTeamJoinRequestsUseCase
  implements UseCase<{ teamId: string }, TeamJoinRequestsResultDTO, TeamJoinRequestsViewModel, ITeamJoinRequestsPresenter>
{
  constructor(
    private readonly membershipRepository: ITeamMembershipRepository,
    private readonly driverRepository: IDriverRepository,
    private readonly imageService: IImageServicePort,
    // Kept for backward compatibility; callers must pass their own presenter.
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    public readonly presenter: ITeamJoinRequestsPresenter,
  ) {}

  async execute(input: { teamId: string }, presenter: ITeamJoinRequestsPresenter): Promise<void> {
    presenter.reset();

    const requests = await this.membershipRepository.getJoinRequests(input.teamId);

    const driverNames: Record<string, string> = {};
    const avatarUrls: Record<string, string> = {};

    for (const request of requests) {
      const driver = await this.driverRepository.findById(request.driverId);
      if (driver) {
        driverNames[request.driverId] = driver.name;
      }
      avatarUrls[request.driverId] = this.imageService.getDriverAvatar(request.driverId);
    }

    const dto: TeamJoinRequestsResultDTO = {
      requests,
      driverNames,
      avatarUrls,
    };

    presenter.present(dto);
  }
}