import { expect, test } from './test-utils'

test.describe('Compare Page', () => {
  test('no-dep column renders separately from package columns', async ({ page, goto }) => {
    await goto('/compare?packages=vue,__no_dependency__', { waitUntil: 'hydration' })

    const grid = page.locator('.comparison-grid')
    await expect(grid).toBeVisible({ timeout: 15000 })

    // Should have the no-dep column with special styling
    const noDepColumn = grid.locator('.comparison-cell-nodep')
    await expect(noDepColumn).toBeVisible()

    // The no-dep column should not contain a link
    await expect(noDepColumn.locator('a')).toHaveCount(0)
  })

  test('no-dep column is always last even when packages are added after', async ({
    page,
    goto,
  }) => {
    // Start with vue and no-dep
    await goto('/compare?packages=vue,__no_dependency__', { waitUntil: 'hydration' })

    const grid = page.locator('.comparison-grid')
    await expect(grid).toBeVisible({ timeout: 15000 })

    // Add another package via the input
    const input = page.locator('#package-search')
    await input.fill('nuxt')

    // Wait for search results and click on nuxt
    const nuxtOption = page.locator('button:has-text("nuxt")').first()
    await expect(nuxtOption).toBeVisible({ timeout: 10000 })
    await nuxtOption.click()

    // URL should have no-dep at the end, not in the middle
    await expect(page).toHaveURL(/packages=vue,nuxt,__no_dependency__/)

    // Verify column order in the grid: vue, nuxt, then no-dep
    const headerLinks = grid.locator('.comparison-cell-header a.truncate')
    await expect(headerLinks).toHaveCount(2)
    await expect(headerLinks.nth(0)).toContainText('vue')
    await expect(headerLinks.nth(1)).toContainText('nuxt')

    // No-dep should still be visible as the last column
    const noDepColumn = grid.locator('.comparison-cell-nodep')
    await expect(noDepColumn).toBeVisible()
  })
})

test.describe('Search Pages', () => {
  test('/search?q=vue → keyboard navigation (arrow keys + enter)', async ({ page, goto }) => {
    await goto('/search?q=vue', { waitUntil: 'hydration' })

    await expect(page.locator('text=/found \\d+|showing \\d+/i').first()).toBeVisible({
      timeout: 15000,
    })

    const firstResult = page.locator('[data-result-index="0"]').first()
    await expect(firstResult).toBeVisible()

    // Global keyboard navigation works regardless of focus
    // ArrowDown selects the next result
    await page.keyboard.press('ArrowDown')

    // ArrowUp selects the previous result
    await page.keyboard.press('ArrowUp')

    // Enter navigates to the selected result
    // URL is /package/vue or /org/vue or /user/vue. Not /vue
    await page.keyboard.press('Enter')
    await expect(page).toHaveURL(/\/(package|org|user)\/vue/)
  })

  test('/search?q=vue → "/" focuses the search input from results', async ({ page, goto }) => {
    await goto('/search?q=vue', { waitUntil: 'hydration' })

    await expect(page.locator('text=/found \\d+|showing \\d+/i').first()).toBeVisible({
      timeout: 15000,
    })

    await page.locator('[data-result-index="0"]').first().focus()
    await page.keyboard.press('/')
    await expect(page.locator('input[type="search"]')).toBeFocused()
  })

  test('/ (homepage) → search, keeps focus on search input', async ({ page, goto }) => {
    await goto('/', { waitUntil: 'hydration' })

    const homeSearchInput = page.locator('#home-search')
    await homeSearchInput.click()
    await page.keyboard.type('vue')

    // Wait for navigation to /search (debounce is 250ms)
    await expect(page).toHaveURL(/\/search/, { timeout: 10000 })

    await expect(page.locator('[data-result-index="0"]').first()).toBeVisible({
      timeout: 15000,
    })

    // Home search input should be gone (we're on /search now)
    await expect(homeSearchInput).not.toBeVisible()

    // Header search input should now exist and be focused
    const headerSearchInput = page.locator('#header-search')
    await expect(headerSearchInput).toBeVisible()
    await expect(headerSearchInput).toBeFocused()
  })

  test('/settings → search, keeps focus on search input', async ({ page, goto }) => {
    await goto('/settings', { waitUntil: 'hydration' })

    const searchInput = page.locator('input[type="search"]')
    await expect(searchInput).toBeVisible()

    await searchInput.click()
    await searchInput.fill('vue')

    await expect(page).toHaveURL(/\/search/, { timeout: 10000 })

    await expect(page.locator('[data-result-index="0"]').first()).toBeVisible({
      timeout: 15000,
    })

    const headerSearchInput = page.locator('#header-search')
    await expect(headerSearchInput).toBeFocused()
  })
})

test.describe('Keyboard Shortcuts', () => {
  test('"c" navigates to /compare', async ({ page, goto }) => {
    await goto('/settings', { waitUntil: 'hydration' })

    await page.keyboard.press('c')

    await expect(page).toHaveURL(/\/compare/)
  })

  test('"c" does not navigate when any modifier key is pressed', async ({ page, goto }) => {
    await goto('/settings', { waitUntil: 'hydration' })

    await page.keyboard.press('Shift+c')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Control+c')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Alt+c')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Meta+c')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('ControlOrMeta+Shift+c')
    await expect(page).toHaveURL(/\/settings/)
  })

  test('"c" on package page navigates to /compare with package pre-filled', async ({
    page,
    goto,
  }) => {
    await goto('/package/vue', { waitUntil: 'hydration' })

    await page.keyboard.press('c')

    // Should navigate to /compare with the package in the query
    await expect(page).toHaveURL(/\/compare\?packages=vue/)
  })

  test('"c" does not navigate when search input is focused', async ({ page, goto }) => {
    await goto('/settings', { waitUntil: 'hydration' })

    const searchInput = page.locator('#header-search')
    await searchInput.focus()
    await expect(searchInput).toBeFocused()

    await page.keyboard.press('c')

    // Should still be on settings, not navigated to compare
    await expect(page).toHaveURL(/\/settings/)
    // The 'c' should have been typed into the input
    await expect(searchInput).toHaveValue('c')
  })

  test('"c" on package page does not navigate when any modifier key is pressed', async ({
    page,
    goto,
  }) => {
    await goto('/package/vue', { waitUntil: 'hydration' })

    await page.keyboard.press('Shift+c')
    await expect(page).toHaveURL(/\/vue/)
    await page.keyboard.press('Control+c')
    await expect(page).toHaveURL(/\/vue/)
    await page.keyboard.press('Alt+c')
    await expect(page).toHaveURL(/\/vue/)
    await page.keyboard.press('Meta+c')
    await expect(page).toHaveURL(/\/vue/)
    await page.keyboard.press('ControlOrMeta+Shift+c')
    await expect(page).toHaveURL(/\/vue/)
  })

  test('"," navigates to /settings', async ({ page, goto }) => {
    await goto('/compare', { waitUntil: 'hydration' })

    await page.keyboard.press(',')

    await expect(page).toHaveURL(/\/settings/)
  })

  test('"," does not navigate when any modifier key is pressed', async ({ page, goto }) => {
    await goto('/settings', { waitUntil: 'hydration' })

    const searchInput = page.locator('#header-search')
    await searchInput.focus()
    await expect(searchInput).toBeFocused()

    await page.keyboard.press('Shift+,')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Control+,')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Alt+,')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('Meta+,')
    await expect(page).toHaveURL(/\/settings/)
    await page.keyboard.press('ControlOrMeta+Shift+,')
    await expect(page).toHaveURL(/\/settings/)
  })

  test('"," does not navigate when search input is focused', async ({ page, goto }) => {
    await goto('/compare', { waitUntil: 'hydration' })

    const searchInput = page.locator('#header-search')
    await searchInput.focus()
    await expect(searchInput).toBeFocused()

    await page.keyboard.press(',')

    // Should still be on compare, not navigated to settings
    await expect(page).toHaveURL(/\/compare/)
    // The ',' should have been typed into the input
    await expect(searchInput).toHaveValue(',')
  })
})