import { beforeEach, describe, expect, it, vi } from 'vitest';
import type { NotificationService } from '../../../../core/notifications/application/ports/NotificationService';
import type { WalletRepository } from '../../../../core/payments/domain/repositories/WalletRepository';
import type { Logger } from '../../../../core/shared/domain/Logger';
import { LeagueWallet } from '../../../../core/racing/domain/entities/league-wallet/LeagueWallet';
import { League } from '../../../../core/racing/domain/entities/League';
import { Season } from '../../../../core/racing/domain/entities/season/Season';
import { SponsorshipRequest } from '../../../../core/racing/domain/entities/SponsorshipRequest';
import { Money } from '../../../../core/racing/domain/value-objects/Money';
import { Sponsor } from '../../../../core/racing/domain/entities/sponsor/Sponsor';
import { SponsorshipPricing } from '../../../../core/racing/domain/value-objects/SponsorshipPricing';

import { ApplyForSponsorshipUseCase } from '../../../../core/racing/application/use-cases/ApplyForSponsorshipUseCase';
import { GetPendingSponsorshipRequestsUseCase } from '../../../../core/racing/application/use-cases/GetPendingSponsorshipRequestsUseCase';
import { AcceptSponsorshipRequestUseCase } from '../../../../core/racing/application/use-cases/AcceptSponsorshipRequestUseCase';
import { RejectSponsorshipRequestUseCase } from '../../../../core/racing/application/use-cases/RejectSponsorshipRequestUseCase';

import { LeaguesTestContext } from '../LeaguesTestContext';
import { SponsorTestContext } from '../../sponsor/SponsorTestContext';
import { InMemorySponsorshipRequestRepository } from '../../../../adapters/racing/persistence/inmemory/InMemorySponsorshipRequestRepository';
import { InMemoryLeagueWalletRepository } from '../../../../adapters/racing/persistence/inmemory/InMemoryLeagueWalletRepository';
import { InMemoryWalletRepository } from '../../../../adapters/payments/persistence/inmemory/InMemoryWalletRepository';

const createNoopNotificationService = (): NotificationService =>
  ({
    sendNotification: vi.fn(async () => undefined),
  }) as unknown as NotificationService;

const createNoopLogger = (): Logger =>
  ({
    info: () => {},
    debug: () => {},
    warn: () => {},
    error: () => {},
  }) as unknown as Logger;

describe('League Sponsorships - Sponsorship Applications', () => {
  let leagues: LeaguesTestContext;
  let sponsors: SponsorTestContext;

  let sponsorshipRequestRepo: InMemorySponsorshipRequestRepository;
  let sponsorWalletRepo: WalletRepository;
  let leagueWalletRepo: InMemoryLeagueWalletRepository;

  beforeEach(() => {
    leagues = new LeaguesTestContext();
    leagues.clear();

    sponsors = new SponsorTestContext();
    sponsors.clear();

    sponsorshipRequestRepo = new InMemorySponsorshipRequestRepository(createNoopLogger());
    sponsorWalletRepo = new InMemoryWalletRepository(createNoopLogger());
    leagueWalletRepo = new InMemoryLeagueWalletRepository(createNoopLogger());
  });

  const seedLeagueAndSeason = async (params: { leagueId: string; seasonId: string }) => {
    const league = League.create({
      id: params.leagueId,
      name: 'League 1',
      description: 'League used for sponsorship integration tests',
      ownerId: 'owner-1',
    });
    await leagues.racingLeagueRepository.create(league);

    const season = Season.create({
      id: params.seasonId,
      leagueId: params.leagueId,
      gameId: 'iracing',
      name: 'Season 1',
      status: 'active',
      startDate: new Date('2025-01-01T00:00:00.000Z'),
      endDate: new Date('2025-02-01T00:00:00.000Z'),
    });
    await leagues.seasonRepository.create(season);

    return { league, season };
  };

  it('allows a sponsor to apply for a season sponsorship and lists it as pending', async () => {
    const leagueId = 'league-1';
    const seasonId = 'season-1';
    const sponsorId = 'sponsor-1';

    await seedLeagueAndSeason({ leagueId, seasonId });

    const sponsor = Sponsor.create({
      id: sponsorId,
      name: 'Acme',
      contactEmail: 'acme@example.com',
    });
    await sponsors.sponsorRepository.create(sponsor);

    const pricing = SponsorshipPricing.create({
      acceptingApplications: true,
    })
      .updateMainSlot({
        available: true,
        maxSlots: 1,
        price: Money.create(1000, 'USD'),
        benefits: ['logo'],
      })
      .updateSecondarySlot({
        available: true,
        maxSlots: 2,
        price: Money.create(500, 'USD'),
        benefits: ['mention'],
      });

    await sponsors.sponsorshipPricingRepository.save('season', seasonId, pricing);

    const applyUseCase = new ApplyForSponsorshipUseCase(
      sponsorshipRequestRepo,
      sponsors.sponsorshipPricingRepository,
      sponsors.sponsorRepository,
      sponsors.logger,
    );

    const apply = await applyUseCase.execute({
      sponsorId,
      entityType: 'season',
      entityId: seasonId,
      tier: 'main',
      offeredAmount: 1000,
      currency: 'USD',
      message: 'We would like to sponsor',
    });

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

    const getPending = new GetPendingSponsorshipRequestsUseCase(sponsorshipRequestRepo, sponsors.sponsorRepository);
    const pending = await getPending.execute({ entityType: 'season', entityId: seasonId });

    expect(pending.isOk()).toBe(true);
    const value = pending.unwrap();
    expect(value.totalCount).toBe(1);
    expect(value.requests[0]!.request.status).toBe('pending');
    expect(value.requests[0]!.sponsor?.id.toString()).toBe(sponsorId);
  });

  it('accepts a pending season sponsorship request, creates a sponsorship, and updates wallets', async () => {
    const leagueId = 'league-1';
    const seasonId = 'season-1';
    const sponsorId = 'sponsor-1';

    await seedLeagueAndSeason({ leagueId, seasonId });

    const sponsor = Sponsor.create({
      id: sponsorId,
      name: 'Acme',
      contactEmail: 'acme@example.com',
    });
    await sponsors.sponsorRepository.create(sponsor);

    const request = SponsorshipRequest.create({
      id: 'req-1',
      sponsorId,
      entityType: 'season',
      entityId: seasonId,
      tier: 'main',
      offeredAmount: Money.create(1000, 'USD'),
      message: 'Please accept',
    });
    await sponsorshipRequestRepo.create(request);

    await sponsorWalletRepo.create({
      id: sponsorId,
      leagueId: 'n/a',
      balance: 1500,
      totalRevenue: 0,
      totalPlatformFees: 0,
      totalWithdrawn: 0,
      currency: 'USD',
      createdAt: new Date('2025-01-01T00:00:00.000Z'),
    });

    const leagueWallet = LeagueWallet.create({
      id: leagueId,
      leagueId,
      balance: Money.create(0, 'USD'),
    });
    await leagueWalletRepo.create(leagueWallet);

    const notificationService = createNoopNotificationService();

    const acceptUseCase = new AcceptSponsorshipRequestUseCase(
      sponsorshipRequestRepo,
      leagues.seasonSponsorshipRepository,
      leagues.seasonRepository,
      notificationService,
      async () => ({ success: true, transactionId: 'tx-1' }),
      sponsorWalletRepo,
      leagueWalletRepo,
      createNoopLogger(),
    );

    const result = await acceptUseCase.execute({ requestId: 'req-1', respondedBy: 'owner-1' });

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

    const updatedSponsorWallet = await sponsorWalletRepo.findById(sponsorId);
    expect(updatedSponsorWallet?.balance).toBe(500);

    const updatedLeagueWallet = await leagueWalletRepo.findById(leagueId);
    expect(updatedLeagueWallet?.balance.amount).toBe(900);

    expect((notificationService.sendNotification as unknown as ReturnType<typeof vi.fn>)).toHaveBeenCalledTimes(1);

    const sponsorships = await leagues.seasonSponsorshipRepository.findBySeasonId(seasonId);
    expect(sponsorships).toHaveLength(1);
    expect(sponsorships[0]!.status).toBe('active');
  });

  it('rejects a pending sponsorship request', async () => {
    const sponsorId = 'sponsor-1';

    const request = SponsorshipRequest.create({
      id: 'req-1',
      sponsorId,
      entityType: 'season',
      entityId: 'season-1',
      tier: 'main',
      offeredAmount: Money.create(1000, 'USD'),
    });
    await sponsorshipRequestRepo.create(request);

    const rejectUseCase = new RejectSponsorshipRequestUseCase(sponsorshipRequestRepo, createNoopLogger());

    const result = await rejectUseCase.execute({ requestId: 'req-1', respondedBy: 'owner-1', reason: 'Not a fit' });

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

    const updated = await sponsorshipRequestRepo.findById('req-1');
    expect(updated?.status).toBe('rejected');
  });
});