import type { components } from '@pipu/api-client';
import { createI18n } from '@pipu/i18n';
import { cleanup, render, screen } from '@testing-library/react';
import { I18nextProvider } from 'react-i18next';
import { afterEach, expect, it } from 'vitest';
import { ScanLine } from './ScanStatus';

afterEach(cleanup);
const scan: components['schemas']['ScanProgress'] = {
  running: true, full: false, started_at: '2026-10-22T12:00:00Z', finished_at: null,
  found: 12, to_process: 0, processed: 0, added: 0, updated: 0, moved: 0, missing: 0, errors: 0, error: null,
  phase: 'walking', walked_dirs: 4, current_dir: 'Artist/Album',
};

async function fixture(overrides: Partial<typeof scan> = {}) {
  const i18n = await createI18n('ru');
  render(<I18nextProvider i18n={i18n}><ScanLine scan={{ ...scan, ...overrides }} lastScanAt={null} /></I18nextProvider>);
}

it('shows changing folder and file counts during the walk without a misleading percentage', async () => {
  await fixture();
  expect(screen.getByText(/Проверено папок: 4 · найдено аудиофайлов: 12/)).toBeVisible();
  expect(screen.getByText('Текущая папка: Artist/Album')).toBeVisible();
  expect(screen.getByRole('progressbar')).not.toHaveAttribute('aria-valuenow');
});

it('shows a percentage only once file processing has a known total', async () => {
  await fixture({ phase: 'processing', to_process: 12, processed: 3 });
  expect(screen.getByRole('progressbar')).toHaveAttribute('aria-valuenow', '25');
  expect(screen.queryByText(/Текущая папка/)).not.toBeInTheDocument();
});

it.each([['preparing', 'Сопоставление файлов с библиотекой…'], ['finalizing', 'Завершение сканирования…']] as const)('labels the %s stage', async (phase, label) => {
  await fixture({ phase });
  expect(screen.getByText(label)).toBeVisible();
  expect(screen.getByRole('progressbar')).not.toHaveAttribute('aria-valuenow');
});

it('supports servers without the new progress fields', async () => {
  await fixture({ phase: undefined, walked_dirs: undefined, current_dir: undefined, found: 0 });
  expect(screen.getByText('Обход папок…')).toBeVisible();
});