import { beforeEach, describe, expect, it } from 'vitest';
import { LeaguesTestContext } from '../LeaguesTestContext';
import { League as RacingLeague } from '../../../../core/racing/domain/entities/League';
import { Season } from '../../../../core/racing/domain/entities/season/Season';

describe('League Schedule - Race Management', () => {
  let context: LeaguesTestContext;

  beforeEach(() => {
    context = new LeaguesTestContext();
    context.clear();
  });

  const seedRacingLeague = async (params: { leagueId: string }) => {
    const league = RacingLeague.create({
      id: params.leagueId,
      name: 'Racing League',
      description: 'League used for schedule integration tests',
      ownerId: 'driver-123',
    });

    await context.racingLeagueRepository.create(league);
    return league;
  };

  const seedSeason = async (params: {
    seasonId: string;
    leagueId: string;
    startDate: Date;
    endDate: Date;
    status?: 'planned' | 'active' | 'completed' | 'archived' | 'cancelled';
  }) => {
    const season = Season.create({
      id: params.seasonId,
      leagueId: params.leagueId,
      gameId: 'iracing',
      name: 'Season 1',
      status: params.status ?? 'active',
      startDate: params.startDate,
      endDate: params.endDate,
    });

    await context.seasonRepository.add(season);
    return season;
  };

  it('creates a race in a season schedule', async () => {
    const leagueId = 'league-1';
    await seedRacingLeague({ leagueId });

    const seasonId = 'season-1';
    await seedSeason({
      seasonId,
      leagueId,
      startDate: new Date('2025-01-01T00:00:00Z'),
      endDate: new Date('2025-01-31T23:59:59Z'),
    });

    const create = await context.createLeagueSeasonScheduleRaceUseCase.execute({
      leagueId,
      seasonId,
      track: 'Monza',
      car: 'GT3',
      scheduledAt: new Date('2025-01-10T20:00:00Z'),
    });

    expect(create.isOk()).toBe(true);
    const { raceId } = create.unwrap();

    const schedule = await context.getLeagueScheduleUseCase.execute({ leagueId, seasonId });
    expect(schedule.isOk()).toBe(true);
    expect(schedule.unwrap().races.map(r => r.race.id)).toEqual([raceId]);
  });

  it('updates an existing scheduled race (track/car/when)', async () => {
    const leagueId = 'league-1';
    await seedRacingLeague({ leagueId });

    const seasonId = 'season-1';
    await seedSeason({
      seasonId,
      leagueId,
      startDate: new Date('2025-01-01T00:00:00Z'),
      endDate: new Date('2025-01-31T23:59:59Z'),
    });

    const create = await context.createLeagueSeasonScheduleRaceUseCase.execute({
      leagueId,
      seasonId,
      track: 'Old Track',
      car: 'Old Car',
      scheduledAt: new Date('2025-01-10T20:00:00Z'),
    });
    expect(create.isOk()).toBe(true);
    const { raceId } = create.unwrap();

    const update = await context.updateLeagueSeasonScheduleRaceUseCase.execute({
      leagueId,
      seasonId,
      raceId,
      track: 'New Track',
      car: 'New Car',
      scheduledAt: new Date('2025-01-20T20:00:00Z'),
    });

    expect(update.isOk()).toBe(true);

    const schedule = await context.getLeagueScheduleUseCase.execute({ leagueId, seasonId });
    expect(schedule.isOk()).toBe(true);
    const race = schedule.unwrap().races[0]?.race;
    expect(race?.id).toBe(raceId);
    expect(race?.track).toBe('New Track');
    expect(race?.car).toBe('New Car');
    expect(race?.scheduledAt.toISOString()).toBe('2025-01-20T20:00:00.000Z');
  });

  it('deletes a scheduled race from the season', async () => {
    const leagueId = 'league-1';
    await seedRacingLeague({ leagueId });

    const seasonId = 'season-1';
    await seedSeason({
      seasonId,
      leagueId,
      startDate: new Date('2025-01-01T00:00:00Z'),
      endDate: new Date('2025-01-31T23:59:59Z'),
    });

    const create = await context.createLeagueSeasonScheduleRaceUseCase.execute({
      leagueId,
      seasonId,
      track: 'Track 1',
      car: 'Car 1',
      scheduledAt: new Date('2025-01-10T20:00:00Z'),
    });
    expect(create.isOk()).toBe(true);
    const { raceId } = create.unwrap();

    const pre = await context.getLeagueScheduleUseCase.execute({ leagueId, seasonId });
    expect(pre.isOk()).toBe(true);
    expect(pre.unwrap().races.map(r => r.race.id)).toEqual([raceId]);

    const del = await context.deleteLeagueSeasonScheduleRaceUseCase.execute({ leagueId, seasonId, raceId });
    expect(del.isOk()).toBe(true);

    const post = await context.getLeagueScheduleUseCase.execute({ leagueId, seasonId });
    expect(post.isOk()).toBe(true);
    expect(post.unwrap().races).toHaveLength(0);
  });

  it('rejects creating a race outside the season window', async () => {
    const leagueId = 'league-1';
    await seedRacingLeague({ leagueId });

    const seasonId = 'season-1';
    await seedSeason({
      seasonId,
      leagueId,
      startDate: new Date('2025-01-01T00:00:00Z'),
      endDate: new Date('2025-01-31T23:59:59Z'),
    });

    const create = await context.createLeagueSeasonScheduleRaceUseCase.execute({
      leagueId,
      seasonId,
      track: 'Track',
      car: 'Car',
      scheduledAt: new Date('2025-02-10T20:00:00Z'),
    });

    expect(create.isErr()).toBe(true);
    expect(create.unwrapErr().code).toBe('RACE_OUTSIDE_SEASON_WINDOW');
  });
});