import { mkdtempSync, rmSync, existsSync } from 'fs'
import { join } from 'path'
import { tmpdir } from 'os'
import { test, expect } from '@playwright/test'
import { launchApp, skipOnboarding, ROOT, dismissCockpitIfOpen } from './helpers'

const FIXTURE = join(ROOT, 'tests/fixtures/import-three-chapters.txt')

test.describe('Import book', () => {
  let userDataDir: string

  test.beforeEach(() => {
    userDataDir = mkdtempSync(join(tmpdir(), 'bilin-e2e-import-'))
  })

  test.afterEach(() => {
    if (userDataDir && existsSync(userDataDir)) {
      try {
        rmSync(userDataDir, { recursive: true, force: true, maxRetries: 3, retryDelay: 200 })
      } catch {
        /* ignore */
      }
    }
  })

  test('E2E-IMPORT-01: import txt creates book with multiple chapters', async () => {
    const app = await launchApp(userDataDir, { BILIN_E2E_IMPORT_FILE: FIXTURE })
    const page = await app.firstWindow()
    await skipOnboarding(page)

    await page.getByTestId('home-import-book').click()
    await expect(page.getByTestId('import-book-modal')).toBeVisible()
    await page.getByTestId('import-pick-file').click()
    await expect(page.getByTestId('import-file-path')).not.toHaveValue(/未选择|No file/)
    await page.getByTestId('import-book-name').fill('导入E2E书')
    await page.getByTestId('import-preview-btn').click()
    await expect(page.getByTestId('import-preview')).toBeVisible({ timeout: 10_000 })
    await page.getByTestId('import-execute-btn').click()
    await expect(page.locator('#editor-layout')).toBeVisible({ timeout: 30_000 })
    await dismissCockpitIfOpen(page)
    await expect(page.locator('.chapter-item')).toHaveCount(3, { timeout: 15_000 })

    await app.close()
  })
})