import { Test, TestingModule } from '@nestjs/testing';
import { INestApplication } from '@nestjs/common';
import request from 'supertest';
import { App } from 'supertest/types';
import { AppModule } from './../src/app.module';
import { HiboutikService } from './../src/services/hiboutik/hiboutik.service';
import { PrismaService } from './../prisma/prisma.service';

// Boots the real AppModule wiring, without database nor Hiboutik calls
describe('AppController (e2e)', () => {
  let app: INestApplication<App>;
  const hiboutikService = { startSync: jest.fn() };
  // Rate limiting counters (ThrottlerDatabaseStorage): the database answers "not blocked" unless a test says otherwise
  const notBlocked = { totalHits: 1, timeToExpire: 60, isBlocked: false, timeToBlockExpire: 0 };
  const prisma = {
    $queryRaw: jest.fn(),
    throttlerRecord: { deleteMany: jest.fn().mockResolvedValue({ count: 0 }) },
    brand: { findMany: jest.fn() },
    category: { findMany: jest.fn() },
    product: { findMany: jest.fn() },
  };

  beforeEach(async () => {
    hiboutikService.startSync.mockReset();
    prisma.$queryRaw.mockReset().mockResolvedValue([notBlocked]);
    const moduleFixture: TestingModule = await Test.createTestingModule({
      imports: [AppModule],
    })
      .overrideProvider(PrismaService)
      .useValue(prisma)
      .overrideProvider(HiboutikService)
      .useValue(hiboutikService)
      .compile();

    app = moduleFixture.createNestApplication();
    await app.init();
  });

  it('POST /sync starts a synchronization (202)', () => {
    hiboutikService.startSync.mockResolvedValue(true);
    return request(app.getHttpServer()).post('/sync').expect(202).expect({ message: 'Hiboutik synchronization started' });
  });

  it('POST /sync answers 409 when a synchronization is already running', () => {
    hiboutikService.startSync.mockResolvedValue(false);
    return request(app.getHttpServer()).post('/sync').expect(409);
  });

  it('POST /sync answers 429 when the shared rate limiting counter is blocked', async () => {
    prisma.$queryRaw.mockResolvedValue([{ totalHits: 6, timeToExpire: 30, isBlocked: true, timeToBlockExpire: 30 }]);

    await request(app.getHttpServer()).post('/sync').expect(429).expect('Retry-After', '30');
    expect(hiboutikService.startSync).not.toHaveBeenCalled();
  });

  it('GET /sitemap lists the public pages', async () => {
    prisma.brand.findMany.mockResolvedValue([{ slug: 'bts' }]);
    prisma.category.findMany.mockResolvedValue([{ slug: 'albums' }]);
    prisma.product.findMany.mockResolvedValue([
      { slug: 'bts-proof', hiboutikUpdatedAt: new Date('2026-11-05T08:00:00Z') },
      { slug: 'bts-wings', hiboutikUpdatedAt: null },
    ]);

    await request(app.getHttpServer())
      .get('/sitemap')
      .expect(200)
      .expect('Cache-Control', 'public, max-age=600')
      .expect({
        brands: [{ slug: 'bts' }],
        categories: [{ slug: 'albums' }],
        products: [
          { slug: 'bts-proof', updatedAt: '2026-11-05T08:00:00.000Z' },
          { slug: 'bts-wings', updatedAt: null },
        ],
      });
    // only public rows with a slug are read; products are dated by Hiboutik, not by the last sync
    expect(prisma.brand.findMany).toHaveBeenCalledWith(expect.objectContaining({ where: { slug: { not: null }, enabled: true } }));
    expect(prisma.category.findMany).toHaveBeenCalledWith(expect.objectContaining({ where: { slug: { not: null }, webEnabled: true } }));
    expect(prisma.product.findMany).toHaveBeenCalledWith(
      expect.objectContaining({
        where: { slug: { not: null }, enabled: true, archived: false },
        select: { slug: true, hiboutikUpdatedAt: true },
      }),
    );
  });

  afterEach(async () => {
    await app.close();
  });
});