import { server } from '@mocks/jest/server';
import { createReactQueryWrapper } from '@mocks/jest/wrappers';
import { render, screen } from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import { http, HttpResponse } from 'msw';

import type { AddExpenseItemBody, AddExpenseItemPath, AddExpenseItemSuccessResponse } from '@/entity/expenses/item';

import AddExpenseItemButton from './AddExpenseItemButton.ui';

const renderButton = () => {
  render(
    <AddExpenseItemButton data-testid="test-button" listId="123" />,
    { wrapper: createReactQueryWrapper() },
  );

  const buttonElem = screen.getByTestId('test-button');

  return {
    buttonElem,
  };
};

const openModal = async () => {
  const { buttonElem } = renderButton();
  await userEvent.click(buttonElem);
  const modalElem = screen.getByRole('dialog');

  return {
    modalElem,
  };
};

const fillForm = async (data: { amount: string; count: string; date: string; description: string; title: string }) => {
  await userEvent.type(screen.getByLabelText('Название'), data.title);
  await userEvent.type(screen.getByLabelText('Описание'), data.description);
  await userEvent.type(screen.getByLabelText('Дата'), data.date);
  await userEvent.type(screen.getByLabelText('Сумма'), data.amount);
  await userEvent.type(screen.getByLabelText('Количество'), data.count);
};

const submitHandler = (requestSpy: jest.Mock) => http.post<
  AddExpenseItemPath,
  AddExpenseItemBody,
  AddExpenseItemSuccessResponse
>(
  '/expenses/list/123/items',
  async ({ request }) => {
    const body = await request.json();
    requestSpy(body);

    return HttpResponse.json({
      amount: 12,
      count: 12,
      createdAt: '2025-08-29T07:57:40.503Z',
      currency: 'RUB',
      date: '2025-08-22T00:00:03.000Z',
      description: 'Mock description',
      expenseListId: '10cc093c-3875-4d33-a40a-df526266e262',
      id: '51a44dc0-597b-49b9-85bb-e0bcd42db3f6',
      title: 'Mock item',
      updatedAt: '2025-08-29T07:57:40.503Z',
    });
  },
);

describe('Test AddExpenseItemButton', () => {
  test('should correct render button', () => {
    const { buttonElem } = renderButton();

    expect(buttonElem).toBeInTheDocument();
    expect(buttonElem).toBeVisible();
    expect(buttonElem).toBeEnabled();
    expect(buttonElem).toHaveTextContent('Добавить элемент');

    const modal = screen.queryByRole('dialog');
    expect(modal).not.toBeInTheDocument();
  });

  test('should open modal after click', async () => {
    const { modalElem } = await openModal();

    expect(modalElem).toBeInTheDocument();
    expect(modalElem).toBeVisible();
  });

  describe('should close modal after submit and send request', () => {
    let modalElem: HTMLElement;
    let submitButtonElem: HTMLElement;
    const requestSpy = jest.fn();

    beforeEach(async () => {
      server.use(submitHandler(requestSpy));
      modalElem = (await openModal()).modalElem;
      submitButtonElem = screen.getByText('Добавить');

      await fillForm({
        amount: '12',
        count: '1',
        date: '2025-08-29',
        description: 'Описание элемента',
        title: 'Название элемента',
      });
    });

    test('should send correct request', async () => {
      await userEvent.click(submitButtonElem);
      expect(requestSpy).toHaveBeenCalledTimes(1);
      expect(requestSpy).toHaveBeenCalledWith({
        amount: 12,
        count: 1,
        currency: 'RUB',
        date: '2025-08-29T00:00:00.000Z',
        description: 'Описание элемента',
        title: 'Название элемента',
      });
    });

    test('should close modal after submit', async () => {
      expect(submitButtonElem).toBeEnabled();
      await userEvent.click(submitButtonElem);
      expect(modalElem).not.toBeInTheDocument();
    });
  });
});