import { describe, it, expect, beforeAll, beforeEach, vi } from 'vitest';
import request from 'supertest';
import { setup } from './helpers.js';
import * as weather from '../../lib/weather.js';

let app, ownerHeaders;
beforeAll(async () => { ({ app, ownerHeaders } = await setup()); });
beforeEach(() => weather._resetCache());

const SAMPLE = { current: { temperature_2m: 14.2, apparent_temperature: 12.1, relative_humidity_2m: 71, wind_speed_10m: 9, weather_code: 3 } };

describe('weather api', () => {
  it('401 without auth', async () => {
    expect((await request(app).get('/api/weather')).status).toBe(401);
  });
  it('returns mapped weather and caches the upstream call', async () => {
    const fetcher = vi.fn().mockResolvedValue(SAMPLE);
    weather._setFetcher(fetcher);
    const r1 = await request(app).get('/api/weather').set(ownerHeaders);
    expect(r1.status).toBe(200);
    expect(r1.body.temp).toBe(14.2);
    expect(r1.body.humidity).toBe(71);
    expect(typeof r1.body.label).toBe('string');   // weather_code → text
    await request(app).get('/api/weather').set(ownerHeaders);  // 2nd hit
    expect(fetcher).toHaveBeenCalledTimes(1);       // cached
  });
});