import { beforeEach, describe, expect, it, Mock, vi } from 'vitest';
import { ApplyPenaltyUseCase } from './ApplyPenaltyUseCase';

describe('ApplyPenaltyUseCase', () => {
  let mockPenaltyRepo: {
    create: Mock;
  };
  let mockProtestRepo: {
    findById: Mock;
  };
  let mockRaceRepo: {
    findById: Mock;
  };
  let mockLeagueMembershipRepo: {
    getLeagueMembers: Mock;
  };
  let mockLogger: {
    debug: Mock;
    warn: Mock;
    info: Mock;
    error: Mock;
  };

  beforeEach(() => {
    mockPenaltyRepo = {
      create: vi.fn(),
    };
    mockProtestRepo = {
      findById: vi.fn(),
    };
    mockRaceRepo = {
      findById: vi.fn(),
    };
    mockLeagueMembershipRepo = {
      getLeagueMembers: vi.fn(),
    };
    mockLogger = {
      debug: vi.fn(),
      warn: vi.fn(),
      info: vi.fn(),
      error: vi.fn(),
    };
  });

  it('should return error when race does not exist', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue(null);

    const result = await useCase.execute({
      raceId: 'nonexistent',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
    });

    expect(result.isOk()).toBe(false);
    expect(result.unwrapErr().code).toBe('RACE_NOT_FOUND');
  });

  it('should return error when steward does not have authority', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue({ id: 'race1', leagueId: 'league1' });

    const membership = {
      driverId: { toString: () => 'steward1' },
      role: { toString: () => 'member' },
      status: { toString: () => 'active' },
    };

    mockLeagueMembershipRepo.getLeagueMembers.mockResolvedValue([membership]);

    const result = await useCase.execute({
      raceId: 'race1',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
    });

    expect(result.isOk()).toBe(false);
    expect(result.unwrapErr().code).toBe('INSUFFICIENT_AUTHORITY');
  });

  it('should return error when protest does not exist', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue({ id: 'race1', leagueId: 'league1' });

    const membership = {
      driverId: { toString: () => 'steward1' },
      role: { toString: () => 'owner' },
      status: { toString: () => 'active' },
    };

    mockLeagueMembershipRepo.getLeagueMembers.mockResolvedValue([membership]);
    mockProtestRepo.findById.mockResolvedValue(null);

    const result = await useCase.execute({
      raceId: 'race1',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
      protestId: 'protest1',
    });

    expect(result.isOk()).toBe(false);
    expect(result.unwrapErr().code).toBe('PROTEST_NOT_FOUND');
  });

  it('should return error when protest is not upheld', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue({ id: 'race1', leagueId: 'league1' });

    const membership = {
      driverId: { toString: () => 'steward1' },
      role: { toString: () => 'owner' },
      status: { toString: () => 'active' },
    };

    mockLeagueMembershipRepo.getLeagueMembers.mockResolvedValue([membership]);
    mockProtestRepo.findById.mockResolvedValue({ id: 'protest1', status: 'pending', raceId: 'race1' });

    const result = await useCase.execute({
      raceId: 'race1',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
      protestId: 'protest1',
    });

    expect(result.isOk()).toBe(false);
    expect(result.unwrapErr().code).toBe('PROTEST_NOT_UPHELD');
  });

  it('should return error when protest is not for this race', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue({ id: 'race1', leagueId: 'league1' });

    const membership = {
      driverId: { toString: () => 'steward1' },
      role: { toString: () => 'owner' },
      status: { toString: () => 'active' },
    };

    mockLeagueMembershipRepo.getLeagueMembers.mockResolvedValue([membership]);
    mockProtestRepo.findById.mockResolvedValue({ id: 'protest1', status: 'upheld', raceId: 'race2' });

    const result = await useCase.execute({
      raceId: 'race1',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
      protestId: 'protest1',
    });

    expect(result.isOk()).toBe(false);
    expect(result.unwrapErr().code).toBe('PROTEST_NOT_FOR_RACE');
  });

  it('should create penalty and return result on success', async () => {
    const useCase = new ApplyPenaltyUseCase(mockPenaltyRepo as any,
      mockProtestRepo as any,
      mockRaceRepo as any,
      mockLeagueMembershipRepo as any,
      mockLogger as any);

    mockRaceRepo.findById.mockResolvedValue({ id: 'race1', leagueId: 'league1' });

    const membership = {
      driverId: { toString: () => 'steward1' },
      role: { toString: () => 'admin' },
      status: { toString: () => 'active' },
    };

    mockLeagueMembershipRepo.getLeagueMembers.mockResolvedValue([membership]);
    mockPenaltyRepo.create.mockResolvedValue(undefined);

    const result = await useCase.execute({
      raceId: 'race1',
      driverId: 'driver1',
      stewardId: 'steward1',
      type: 'time_penalty',
      value: 5,
      reason: 'Test penalty',
      notes: 'Test notes',
    });

    expect(result.isOk()).toBe(true);
    const presented = result.unwrap();
    expect(presented.penaltyId).toBeDefined();

    expect(mockPenaltyRepo.create).toHaveBeenCalledTimes(1);
    const createdPenalty = (mockPenaltyRepo.create as Mock).mock.calls[0]?.[0] as any;

    type ToStringable = { toString(): string };
    const asString = (value: unknown): string => {
      if (typeof value === 'string') return value;
      if (
        value &&
        typeof value === 'object' &&
        'toString' in value &&
        typeof (value as ToStringable).toString === 'function'
      ) {
        return (value as ToStringable).toString();
      }
      return String(value);
    };

    expect(asString(createdPenalty.leagueId)).toBe('league1');
    expect(asString(createdPenalty.raceId)).toBe('race1');
    expect(asString(createdPenalty.driverId)).toBe('driver1');
    expect(createdPenalty.type).toBe('time_penalty');
    expect(createdPenalty.value).toBe(5);
    expect(createdPenalty.reason).toBe('Test penalty');
    expect(asString(createdPenalty.issuedBy)).toBe('steward1');
    expect(asString(createdPenalty.status)).toBe('pending');
    expect(createdPenalty.notes).toBe('Test notes');
  });
});