import { INestApplication } from '@nestjs/common';
import * as bcrypt from 'bcryptjs';
import request from 'supertest';
import { App } from 'supertest/types';
import { PrismaService } from '../src/prisma/prisma.service';
import { createTestApp } from './utils/create-test-app';
import { login } from './utils/api';

interface DailyWeatherBody {
  date: string;
  tempMaxC: number | null;
  tempMinC: number | null;
  precipitationMm: number | null;
}

interface WeatherBody {
  daily: DailyWeatherBody[];
}

interface TrachtprognoseBody {
  rating: string;
  season: string;
  reasoning: string[];
  historicalAverageYieldKg: number | null;
}

// These two cases call the real Open-Meteo API. CI sets SKIP_EXTERNAL=1 so the
// pipeline does not depend on the internet; locally they run as before.
const itExternal = process.env.SKIP_EXTERNAL === '1' ? it.skip : it;

describe('Weather (e2e)', () => {
  let app: INestApplication<App>;
  let prisma: PrismaService;
  const beekeeperEmail = `weather-e2e-beekeeper-${Date.now()}@example.com`;
  const password = 'SuperSecret123!';
  let beekeeperId: string;
  let beekeeperToken: string;
  let apiaryWithCoordsId: string;
  let apiaryWithoutCoordsId: string;

  beforeAll(async () => {
    app = await createTestApp();
    prisma = app.get(PrismaService);

    const passwordHash = await bcrypt.hash(password, 12);
    const beekeeper = await prisma.user.create({
      data: {
        email: beekeeperEmail,
        passwordHash,
        name: 'Weather E2E Beekeeper',
        role: { connect: { key: 'BEEKEEPER' } },
      },
    });
    beekeeperId = beekeeper.id;
    beekeeperToken = (await login(app, beekeeperEmail, password)).accessToken;

    const withCoords = await prisma.apiary.create({
      data: {
        name: `Weather E2E Stand mit Koordinaten ${Date.now()}`,
        latitude: 52.52,
        longitude: 13.405,
      },
    });
    apiaryWithCoordsId = withCoords.id;

    const withoutCoords = await prisma.apiary.create({
      data: { name: `Weather E2E Stand ohne Koordinaten ${Date.now()}` },
    });
    apiaryWithoutCoordsId = withoutCoords.id;
  });

  afterAll(async () => {
    await prisma.apiary.deleteMany({
      where: { id: { in: [apiaryWithCoordsId, apiaryWithoutCoordsId] } },
    });
    await prisma.refreshToken.deleteMany({ where: { userId: beekeeperId } });
    await prisma.auditLog.deleteMany({ where: { userId: beekeeperId } });
    await prisma.user.delete({ where: { id: beekeeperId } });
    await app.close();
  });

  itExternal(
    'returns real daily weather for an apiary with coordinates',
    async () => {
      const response = await request(app.getHttpServer())
        .get(`/api/v1/apiaries/${apiaryWithCoordsId}/weather`)
        .set('Authorization', `Bearer ${beekeeperToken}`)
        .expect(200);

      const body = response.body as WeatherBody;
      expect(Array.isArray(body.daily)).toBe(true);
      expect(body.daily.length).toBeGreaterThan(15);
      const today = body.daily[0];
      expect(today.date).toEqual(expect.stringMatching(/^\d{4}-\d{2}-\d{2}$/));
    },
    15000,
  );

  itExternal(
    'returns a Trachtprognose with a valid rating for an apiary with coordinates',
    async () => {
      const response = await request(app.getHttpServer())
        .get(`/api/v1/apiaries/${apiaryWithCoordsId}/trachtprognose`)
        .set('Authorization', `Bearer ${beekeeperToken}`)
        .expect(200);

      const body = response.body as TrachtprognoseBody;
      expect(['GUT', 'MAESSIG', 'SCHWACH', 'KEINE_TRACHT']).toContain(
        body.rating,
      );
      expect(body.season).toEqual(expect.any(String));
      expect(body.reasoning.length).toBeGreaterThan(0);
    },
    15000,
  );

  it('rejects weather requests for an apiary without coordinates', () => {
    return request(app.getHttpServer())
      .get(`/api/v1/apiaries/${apiaryWithoutCoordsId}/weather`)
      .set('Authorization', `Bearer ${beekeeperToken}`)
      .expect(400);
  });

  it('rejects unauthenticated weather requests', () => {
    return request(app.getHttpServer())
      .get(`/api/v1/apiaries/${apiaryWithCoordsId}/weather`)
      .expect(401);
  });
});