import { describe, it, expect, vi, type Mock } from 'vitest';
import { RejectLeagueJoinRequestUseCase, type RejectLeagueJoinRequestUseCaseParams } from './RejectLeagueJoinRequestUseCase';
import type { ILeagueMembershipRepository } from '../../domain/repositories/ILeagueMembershipRepository';

interface LeagueMembershipRepositoryMock {
  removeJoinRequest: Mock;
}

describe('RejectLeagueJoinRequestUseCase', () => {
  let leagueMembershipRepository: LeagueMembershipRepositoryMock;
  let useCase: RejectLeagueJoinRequestUseCase;

  beforeEach(() => {
    leagueMembershipRepository = {
      removeJoinRequest: vi.fn(),
    } as unknown as ILeagueMembershipRepository as any;

    useCase = new RejectLeagueJoinRequestUseCase(
      leagueMembershipRepository as unknown as ILeagueMembershipRepository,
    );
  });

  it('removes the join request and returns success output', async () => {
    const params: RejectLeagueJoinRequestUseCaseParams = {
      requestId: 'req-1',
    };

    (leagueMembershipRepository.removeJoinRequest as Mock).mockResolvedValue(undefined);

    const result = await useCase.execute(params);

    expect(leagueMembershipRepository.removeJoinRequest).toHaveBeenCalledWith('req-1');
    expect(result.isOk()).toBe(true);
    expect(result.unwrap()).toEqual({ success: true, message: 'Join request rejected.' });
  });
});