import { expect, test } from '@playwright/test'
import {
  createAuthenticatedApiContext,
  createProceduralTree,
  createProceduralTreeWithFallbacks,
  disposeApiContext,
  uniqueName,
} from './helpers/api'

test.describe('fallback branches smoke tests', () => {
  test('can add and remove fallback steps in the procedural editor', async ({ page }) => {
    const api = await createAuthenticatedApiContext()
    const tree = await createProceduralTree(api, {
      name: uniqueName('PW Editor Fallback Flow'),
    })

    try {
      // Navigate to the procedural editor
      await page.goto(`/flows/${tree.id}/edit`)

      // Wait for editor to load
      await expect(page.getByText('Verify the server is reachable')).toBeVisible({ timeout: 10000 })

      // Click on the first step to expand it
      await page.getByText('Verify the server is reachable').click()

      // Look for fallback branches section
      const fallbackToggle = page.getByText(/Fallback branches/)
      await expect(fallbackToggle).toBeVisible()

      // Expand fallback section
      await fallbackToggle.click()

      // Add a fallback step
      await page.getByText('Add fallback step').click()

      // Should show a new fallback step input
      const fallbackInput = page.getByPlaceholder('Fallback step title')
      await expect(fallbackInput).toBeVisible()
      await fallbackInput.fill('Try alternative ping method')

      // Fill description
      const descInput = page.getByPlaceholder('Describe this alternative approach...')
      await expect(descInput).toBeVisible()
      await descInput.fill('Use traceroute if ping fails')

      // Fallback count should update
      await expect(page.getByText(/Fallback branches \(1\)/)).toBeVisible()
    } finally {
      await disposeApiContext(api)
    }
  })

  test('shows fallback steps during procedural session execution', async ({ page }) => {
    const api = await createAuthenticatedApiContext()
    const tree = await createProceduralTreeWithFallbacks(api, {
      name: uniqueName('PW Runner Fallback Flow'),
    })

    try {
      // Navigate to the procedural flow — session auto-starts, no Start button
      await page.goto(`/flows/${tree.id}/navigate`)

      // Should see the first step immediately (auto-started)
      await expect(page.getByRole('heading', { name: 'Clear the DNS cache' })).toBeVisible({ timeout: 15000 })

      // Should see "Didn't work?" toggle since step has fallback_steps
      const didntWorkToggle = page.getByText("Didn't work?")
      await expect(didntWorkToggle).toBeVisible()

      // Expand fallback section
      await didntWorkToggle.click()

      // Should see fallback step options
      await expect(page.getByText('Restart DNS Client service')).toBeVisible()
      await expect(page.getByText('Check DNS server configuration')).toBeVisible()

      // Mark a fallback as resolved
      const thisWorked = page.getByRole('button', { name: 'This worked' }).first()
      await expect(thisWorked).toBeVisible()
      await thisWorked.click()

      // Fallback step should show completed styling
      await expect(page.locator('[class*="border-emerald"]').first()).toBeVisible()
    } finally {
      await disposeApiContext(api)
    }
  })
})