import { afterEach, describe, expect, it, vi } from 'vitest';

function installBrowser() {
  Object.defineProperty(globalThis, 'window', {
    configurable: true,
    value: {
      location: {
        origin: 'https://rentaldrivego.ma',
        hostname: 'rentaldrivego.ma',
      },
    },
  });
}

afterEach(() => {
  Reflect.deleteProperty(globalThis, 'window');
  delete process.env.API_INTERNAL_URL;
  delete process.env.NEXT_PUBLIC_API_URL;
  delete process.env.NEXT_PUBLIC_HOMEPAGE_DIRECT_API;
  vi.resetModules();
});

describe('homepage API base URL', () => {
  it('keeps API URLs that already include the version prefix', async () => {
    const { normalizeApiBase } = await import('@/lib/api');

    expect(normalizeApiBase('https://api.rentaldrivego.ma/api/v1')).toBe('https://api.rentaldrivego.ma/api/v1');
  });

  it('adds the version prefix when production env only contains the API host', async () => {
    const { normalizeApiBase } = await import('@/lib/api');

    expect(normalizeApiBase('https://api.rentaldrivego.ma')).toBe('https://api.rentaldrivego.ma/api/v1');
  });

  it('normalizes trailing slashes before appending the version prefix', async () => {
    const { normalizeApiBase } = await import('@/lib/api');

    expect(normalizeApiBase('https://api.rentaldrivego.ma/')).toBe('https://api.rentaldrivego.ma/api/v1');
  });

  it('uses the same-origin API proxy in browsers by default', async () => {
    installBrowser();
    process.env.NEXT_PUBLIC_API_URL = 'https://api.rentaldrivego.ma/api/v1';

    const { API_BASE } = await import('@/lib/api');

    expect(API_BASE).toBe('/api/v1');
  });

  it('allows direct browser API calls only when explicitly enabled', async () => {
    installBrowser();
    process.env.NEXT_PUBLIC_API_URL = 'https://api.rentaldrivego.ma';
    process.env.NEXT_PUBLIC_HOMEPAGE_DIRECT_API = 'true';

    const { API_BASE } = await import('@/lib/api');

    expect(API_BASE).toBe('https://api.rentaldrivego.ma/api/v1');
  });

  it('uses the internal API URL on the server', async () => {
    process.env.API_INTERNAL_URL = 'http://api:4000/api/v1';

    const { API_BASE } = await import('@/lib/api');

    expect(API_BASE).toBe('http://api:4000/api/v1');
  });
});