import { describe, expect, it, vi } from 'vitest';
import { listFiles, uploadFileResource } from './files';

describe('files API', () => {
  it('lists file resources by kind', async () => {
    const fetchMock = vi.mocked(fetch);
    fetchMock.mockResolvedValueOnce({
      ok: true,
      status: 200,
      headers: new Headers({ 'content-type': 'application/json' }),
      json: () => Promise.resolve({ data: { items: [] } }),
      text: () => Promise.resolve(''),
    } as Response);

    await expect(listFiles('TEMPLATE_ASSET')).resolves.toEqual([]);
    expect(fetchMock).toHaveBeenCalledWith('/api/files?kind=TEMPLATE_ASSET', expect.objectContaining({
      credentials: 'include',
    }));
  });

  it('uploads a generic file resource', async () => {
    const fetchMock = vi.mocked(fetch);
    fetchMock.mockResolvedValueOnce({
      ok: true,
      status: 200,
      headers: new Headers({ 'content-type': 'application/json' }),
      json: () => Promise.resolve({ data: { file: { id: 'file_1', filename: 'a.png', mimeType: 'image/png', size: 10, url: '/api/files/file_1/content', createdAt: '2026-05-02T00:00:00.000Z' } } }),
      text: () => Promise.resolve(''),
    } as Response);

    await expect(uploadFileResource('data:image/png;base64,AA==', { filename: 'a.png' })).resolves.toMatchObject({ id: 'file_1' });
    expect(fetchMock).toHaveBeenCalledWith('/api/files', expect.objectContaining({
      method: 'POST',
      credentials: 'include',
    }));
  });
});