import { mockEnqueueSnackbar } from '@mocks/jest/helpers';
import { server } from '@mocks/jest/server';
import { screen, waitFor } from '@testing-library/react';
import { AddExpenseItemButtonHelper, AddExpenseItemFormHelper } from '@tests/helpers';

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

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

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

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

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

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

    beforeEach(async () => {
      server.use(AddExpenseItemButtonHelper.submitHandler(requestSpy));
      modalElem = (await AddExpenseItemButtonHelper.openModal()).modalElem;

      await AddExpenseItemFormHelper.fillForm({
        amount: '12',
        count: '1',
        date: '29.08.2025',
        description: 'Описание элемента',
        title: 'Название элемента',
      });
    });

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

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

    test('should show success notification', () => {
      expect(mockEnqueueSnackbar).toHaveBeenCalledTimes(1);
      expect(mockEnqueueSnackbar).toHaveBeenCalledWith('Расход "Название элемента" успешно добавлен', { variant: 'success' });
    });
  });

  describe('should not close modal after failed request', () => {
    let modalElem: HTMLElement;
    const requestSpy = jest.fn();

    beforeEach(async () => {
      server.use(AddExpenseItemButtonHelper.submitHandler(requestSpy, 500));
      modalElem = (await AddExpenseItemButtonHelper.openModal()).modalElem;

      await AddExpenseItemFormHelper.fillForm({
        amount: '12',
        count: '1',
        date: '29.08.2025',
        description: 'Описание элемента',
        title: 'Название элемента',
      });
    });

    test('should not close modal after submit', () => {
      expect(modalElem).toBeInTheDocument();
    });

    test('should show error notification', () => {
      expect(mockEnqueueSnackbar).toHaveBeenCalledTimes(1);
      expect(mockEnqueueSnackbar).toHaveBeenCalledWith('Ошибка при добавлении расхода', { variant: 'error' });
    });
  });
});