import type { ILeagueMembershipRepository } from '../../domain/repositories/ILeagueMembershipRepository';
import { Result } from '@core/shared/application/Result';
import type { ApplicationErrorCode } from '@core/shared/errors/ApplicationErrorCode';
import type { AsyncUseCase } from '@core/shared/application';

export interface RejectLeagueJoinRequestUseCaseParams {
  requestId: string;
}

export interface RejectLeagueJoinRequestResultDTO {
  success: boolean;
  message: string;
}

export class RejectLeagueJoinRequestUseCase implements AsyncUseCase<RejectLeagueJoinRequestUseCaseParams, RejectLeagueJoinRequestResultDTO, 'NO_ERROR'> {
  constructor(private readonly leagueMembershipRepository: ILeagueMembershipRepository) {}

  async execute(params: RejectLeagueJoinRequestUseCaseParams): Promise<Result<RejectLeagueJoinRequestResultDTO, ApplicationErrorCode<'NO_ERROR'>>> {
    await this.leagueMembershipRepository.removeJoinRequest(params.requestId);
    const dto: RejectLeagueJoinRequestResultDTO = { success: true, message: 'Join request rejected.' };
    return Result.ok(dto);
  }
}