import axios from 'axios';
import { HostexApiClient } from '../client/index.js';

jest.mock('axios');
const mockedAxios = axios as jest.Mocked<typeof axios>;

function makeClient() {
  const mockInstance = {
    request: jest.fn(),
    patch: jest.fn(),
    interceptors: { request: { use: jest.fn() }, response: { use: jest.fn() } },
  };
  mockedAxios.create.mockReturnValue(mockInstance as any);
  return { client: new HostexApiClient({ accessToken: 'test-token' }), mockInstance };
}

describe('HostexApiClient.updateConversationNote', () => {
  it('sends PATCH /conversations/:id/note with the note body', async () => {
    const { client, mockInstance } = makeClient();
    mockInstance.patch.mockResolvedValue({
      data: { error_code: 200, data: { id: 'c1', note: 'VIP guest' } },
    });

    await client.updateConversationNote({ conversation_id: 'c1', note: 'VIP guest' });

    expect(mockInstance.patch).toHaveBeenCalledWith('/conversations/c1/note', {
      note: 'VIP guest',
    });
  });

  it('allows an empty string note (clears the note)', async () => {
    const { client, mockInstance } = makeClient();
    mockInstance.patch.mockResolvedValue({
      data: { error_code: 200, data: { id: 'c1', note: null } },
    });

    await client.updateConversationNote({ conversation_id: 'c1', note: '' });

    expect(mockInstance.patch).toHaveBeenCalledWith('/conversations/c1/note', { note: '' });
  });

  it('throws when conversation_id is missing', async () => {
    const { client } = makeClient();
    await expect(
      client.updateConversationNote({ note: 'x' } as any)
    ).rejects.toThrow('conversation_id is required');
  });
});