import { GetLeagueStandingsUseCase, LeagueStandingsViewModel } from '@gridpilot/core/league/application/use-cases/GetLeagueStandingsUseCase';

export interface ILeagueStandingsPresenter {
  present(leagueId: string): Promise<void>;
  getViewModel(): LeagueStandingsViewModel | null;
  reset(): void;
}

export class LeagueStandingsPresenter implements ILeagueStandingsPresenter {
  private viewModel: LeagueStandingsViewModel | null = null;

  constructor(private getLeagueStandingsUseCase: GetLeagueStandingsUseCase) {}

  reset(): void {
    this.viewModel = null;
  }

  async present(leagueId: string): Promise<void> {
    this.viewModel = await this.getLeagueStandingsUseCase.execute(leagueId);
  }

  getViewModel(): LeagueStandingsViewModel | null {
    return this.viewModel;
  }
}