ersatztv/web/src/api/imageFolders.test.ts

import { afterEach, describe, expect, it, vi } from 'vitest';
import { getImageFolders, updateImageFolderDuration } from './imageFolders';

function jsonResponse(body: unknown, status = 200): Response {
  return new Response(JSON.stringify(body), { headers: { 'Content-Type': 'application/json' }, status });
}

describe('image folder clients', () => {
  afterEach(() => {
    vi.restoreAllMocks();
  });

  it('omits parentId for the top-level listing', async () => {
    const fetchMock = vi.spyOn(window, 'fetch').mockResolvedValue(jsonResponse([]));
    await getImageFolders();
    const url = new URL(String(fetchMock.mock.calls[0][0]), 'http://localhost');
    expect(url.pathname).toBe('/api/v1/images/folders');
    expect(url.searchParams.has('parentId')).toBe(false);
  });

  it('passes parentId when listing children', async () => {
    const fetchMock = vi.spyOn(window, 'fetch').mockResolvedValue(jsonResponse([]));
    await getImageFolders(42);
    const url = new URL(String(fetchMock.mock.calls[0][0]), 'http://localhost');
    expect(url.searchParams.get('parentId')).toBe('42');
  });

  it('PUTs the duration body to the folder route', async () => {
    const fetchMock = vi.spyOn(window, 'fetch').mockResolvedValue(jsonResponse({ durationSeconds: 3 }));
    const result = await updateImageFolderDuration(7, 3);

    const [input, init] = fetchMock.mock.calls[0];
    expect(new URL(String(input), 'http://localhost').pathname).toBe('/api/v1/images/folders/7/duration');
    expect((init as RequestInit).method).toBe('PUT');
    expect(JSON.parse(String((init as RequestInit).body))).toEqual({ durationSeconds: 3 });
    expect(result.durationSeconds).toBe(3);
  });

  it('sends null to clear the duration', async () => {
    const fetchMock = vi.spyOn(window, 'fetch').mockResolvedValue(jsonResponse({ durationSeconds: null }));
    await updateImageFolderDuration(7, null);
    const [, init] = fetchMock.mock.calls[0];
    expect(JSON.parse(String((init as RequestInit).body))).toEqual({ durationSeconds: null });
  });
});