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

test.describe('Export submission', () => {
  let userDataDir: string

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

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

  test('E2E-EXPORT-01: copy submission format includes chapter heading', async () => {
    const app = await launchApp(userDataDir)
    const page = await app.firstWindow()
    await skipOnboarding(page)
    await createBookAndOpenEditor(page, '导出测试书')
    await ensureChapterEditor(page)

    const editor = page.locator('.ProseMirror')
    await editor.click()
    await editor.pressSequentially('这是投稿导出测试正文。')
    await page.keyboard.press('Control+S')
    await expect(page.getByText('已保存')).toBeVisible({ timeout: 10_000 })

    await openExportModal(page)
    await expect(page.getByTestId('export-preview')).toContainText(/# 第\d+章/, { timeout: 10_000 })
    await page.getByTestId('export-copy-clipboard').click()
    await expect(page.getByText('已复制到剪贴板')).toBeVisible({ timeout: 10_000 })

    await app.close()
  })
})