import { expect } from '@playwright/test'
import { test } from './fixtures'
import {
  createRandomPage,
  enterNextBlock,
  modKey,
  repeatKeyPress,
  moveCursor,
  selectCharacters,
  getSelection,
  getCursorPos,
} from './utils'
import { dispatch_kb_events } from './util/keyboard-events'
import * as kb_events from './util/keyboard-events'

test('hashtag and quare brackets in same line #4178', async ({ page }) => {
  try {
    await page.waitForSelector('.notification-clear', { timeout: 10 })
    page.click('.notification-clear')
  } catch (error) {
  }

  await createRandomPage(page)

  await page.type('textarea >> nth=0', '#foo bar')
  await enterNextBlock(page)
  await page.type('textarea >> nth=0', 'bar [[blah]]', { delay: 100 })

  for (let i = 0; i < 12; i++) {
    await page.press('textarea >> nth=0', 'ArrowLeft')
  }
  await page.type('textarea >> nth=0', ' ')
  await page.press('textarea >> nth=0', 'ArrowLeft')

  await page.type('textarea >> nth=0', '#')
  await page.waitForSelector('text="Search for a page"', { state: 'visible' })

  await page.type('textarea >> nth=0', 'fo')

  await page.click('.absolute >> text=' + 'foo')

  expect(await page.inputValue('textarea >> nth=0')).toBe(
    '#foo bar [[blah]]'
  )
})

test('hashtag search page auto-complete', async ({ page, block }) => {
  await createRandomPage(page)

  await block.activeEditing(0)

  await page.type('textarea >> nth=0', '#', { delay: 100 })
  await page.waitForSelector('text="Search for a page"', { state: 'visible' })
  await page.keyboard.press('Escape', { delay: 50 })

  await block.mustFill("done")

  await enterNextBlock(page)
  await page.type('textarea >> nth=0', 'Some #', { delay: 100 })
  await page.waitForSelector('text="Search for a page"', { state: 'visible' })
  await page.keyboard.press('Escape', { delay: 50 })

  await block.mustFill("done")
})

test('hashtag search #[[ page auto-complete', async ({ page, block }) => {
  await createRandomPage(page)

  await block.activeEditing(0)

  await page.type('textarea >> nth=0', '#[[', { delay: 100 })
  await page.waitForSelector('text="Search for a page"', { state: 'visible' })
  await page.keyboard.press('Escape', { delay: 50 })
})

test('disappeared children #4814', async ({ page, block }) => {
  await createRandomPage(page)

  await block.mustType('parent')
  await block.enterNext()
  expect(await block.indent()).toBe(true)

  for (let i = 0; i < 5; i++) {
    await block.mustType(i.toString())
    await block.enterNext()
  }

  // collapse
  await page.click('.block-control >> nth=0')

  // expand
  await page.click('.block-control >> nth=0')

  await block.waitForBlocks(7) // 1 + 5 + 1 empty

  // Ensures there's no active editor
  await expect(page.locator('.editor-inner')).toHaveCount(0, { timeout: 500 })
})

test('create new page from bracketing text #4971', async ({ page, block }) => {
  let title = 'Page not Exists yet'
  await createRandomPage(page)

  await block.mustType(`[[${title}]]`)

  await page.keyboard.press(modKey + '+o')

  // Check page title equals to `title`
  await page.waitForTimeout(100)
  expect(await page.locator('h1.title').innerText()).toContain(title)

  // Check there're linked references
  await page.waitForSelector(`.references .ls-block >> nth=1`, { state: 'detached', timeout: 100 })
})

test.skip('backspace and cursor position #4897', async ({ page, block }) => {
  await createRandomPage(page)

  // Delete to previous block, and check cursor position, with markup
  await block.mustFill('`012345`')
  await block.enterNext()
  await block.mustType('`abcdef', { toBe: '`abcdef`' }) // "`" auto-completes

  expect(await block.selectionStart()).toBe(7)
  expect(await block.selectionEnd()).toBe(7)
  for (let i = 0; i < 7; i++) {
    await page.keyboard.press('ArrowLeft')
  }
  expect(await block.selectionStart()).toBe(0)

  await page.keyboard.press('Backspace')
  await block.waitForBlocks(1) // wait for delete and re-render
  expect(await block.selectionStart()).toBe(8)
})

test.skip('next block and cursor position', async ({ page, block }) => {
  await createRandomPage(page)

  // Press Enter and check cursor position, with markup
  await block.mustType('abcde`12345', { toBe: 'abcde`12345`' }) // "`" auto-completes
  for (let i = 0; i < 7; i++) {
    await page.keyboard.press('ArrowLeft')
  }
  expect(await block.selectionStart()).toBe(5) // after letter 'e'

  await block.enterNext()
  expect(await block.selectionStart()).toBe(0) // should at the beginning of the next block

  const locator = page.locator('textarea >> nth=0')
  await expect(locator).toHaveText('`12345`', { timeout: 1000 })
})

test(
  "Press CJK Left Black Lenticular Bracket `【` by 2 times #3251 should trigger [[]], " +
  "but dont trigger RIME #3440 ",
  // cases should trigger [[]] #3251
  async ({ page, block }) => {
    // This test requires dev mode
    test.skip(process.env.RELEASE === 'true', 'not available for release version')

    // @ts-ignore
    for (let [idx, events] of [
      kb_events.win10_pinyin_left_full_square_bracket,
      kb_events.macos_pinyin_left_full_square_bracket
      // TODO: support #3741
      // kb_events.win10_legacy_pinyin_left_full_square_bracket,
    ].entries()) {
      await createRandomPage(page)
      let check_text = "#3251 test " + idx
      await block.mustFill(check_text + "【")
      await dispatch_kb_events(page, ':nth-match(textarea, 1)', events)
      expect(await page.inputValue(':nth-match(textarea, 1)')).toBe(check_text + '【')
      await block.mustFill(check_text + "【【")
      await dispatch_kb_events(page, ':nth-match(textarea, 1)', events)
      expect(await page.inputValue(':nth-match(textarea, 1)')).toBe(check_text + '[[]]')
    };

    // @ts-ignore dont trigger RIME #3440
    for (let [idx, events] of [
      kb_events.macos_pinyin_selecting_candidate_double_left_square_bracket,
      kb_events.win10_RIME_selecting_candidate_double_left_square_bracket
    ].entries()) {
      await createRandomPage(page)
      let check_text = "#3440 test " + idx
      await block.mustFill(check_text)
      await dispatch_kb_events(page, ':nth-match(textarea, 1)', events)
      expect(await page.inputValue(':nth-match(textarea, 1)')).toBe(check_text)
      await dispatch_kb_events(page, ':nth-match(textarea, 1)', events)
      expect(await page.inputValue(':nth-match(textarea, 1)')).toBe(check_text)
    }
  })

test('copy & paste block ref and replace its content', async ({ page, block }) => {
  await createRandomPage(page)

  await block.mustType('Some random text')

  await page.keyboard.press(modKey + '+c')
  await page.waitForTimeout(200)
  await page.press('textarea >> nth=0', 'Enter')
  await page.waitForTimeout(100)
  await block.waitForBlocks(2)
  await page.waitForTimeout(100)
  await page.keyboard.press(modKey + '+v', { delay: 100 })
  await page.waitForTimeout(100)
  await page.keyboard.press('Enter', { delay: 100 })

  // Check if the newly created block-ref has the same referenced content
  await expect(page.locator('.block-ref >> text="Some random text"')).toHaveCount(1);

  // Move cursor into the block ref
  for (let i = 0; i < 4; i++) {
    await page.press('textarea >> nth=0', 'ArrowLeft', { delay: 10 })
  }

  await expect(page.locator('textarea >> nth=0')).not.toHaveValue('Some random text')

  for (let i = 0; i < 4; i++) {
    await page.press('textarea >> nth=0', 'ArrowLeft', { delay: 10 } )
  }

  // Trigger replace-block-reference-with-content-at-point
  await page.keyboard.press(modKey + '+Shift+r')

  await expect(page.locator('textarea >> nth=0')).toHaveValue('Some random text')

  await block.escapeEditing()

  await expect(page.locator('.block-ref >> text="Some random text"')).toHaveCount(0);
  await expect(page.locator('text="Some random text"')).toHaveCount(2);
})

test('copy and paste block after editing new block #5962', async ({ page, block }) => {
  await createRandomPage(page)

  // Create a block and copy it in block-select mode
  await block.mustType('Block being copied')
  await page.keyboard.press('Escape')
  await expect(page.locator('.ls-block.selected')).toHaveCount(1)

  await page.keyboard.press(modKey + '+c', { delay: 100 })

  await page.keyboard.press('Enter')
  await expect(page.locator('.ls-block.selected')).toHaveCount(0)
  await expect(page.locator('textarea >> nth=0')).toBeVisible()
  await page.keyboard.press('Enter')
  await block.waitForBlocks(2)

  await page.waitForTimeout(100)

  await block.mustType('Typed block')

  await page.keyboard.press(modKey + '+v')
  await expect(page.locator('text="Typed block"')).toHaveCount(1)
  await block.waitForBlocks(3)
})

test('undo and redo after starting an action should not destroy text #6267', async ({ page, block }) => {
  await createRandomPage(page)

  // Get one piece of undo state onto the stack
  await block.mustType('text1 ')
  await page.waitForTimeout(1000) // auto save

  // Then type more, start an action prompt, and undo
  await page.keyboard.type('text2 [[', { delay: 50 })

  await expect(page.locator(`[data-modal-name="page-search"]`)).toBeVisible()

  await page.waitForTimeout(1000) // auto save

  await page.keyboard.press(modKey + '+z', { delay: 100 })

  // Should close the action menu when we undo the action prompt
  // await expect(page.locator(`[data-modal-name="page-search"]`)).not.toBeVisible()

  // It should undo to the last saved state, and not erase the previous undo action too
  await expect(page.locator('text="text1"')).toHaveCount(1)

  // And it should keep what was undone as a redo action
  await page.keyboard.press(modKey + '+Shift+z')
  await expect(page.locator('text="text1 text2 [[]]"')).toHaveCount(1)
})

test('undo after starting an action should close the action menu #6269', async ({ page, block }) => {
  for (const [commandTrigger, modalName] of [['/', 'commands'], ['[[', 'page-search']]) {
    await createRandomPage(page)

    // Open the action modal
    await block.mustType('text1 ')
    await page.waitForTimeout(550)
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100) // Tolerable delay for the action menu to open
    await expect(page.locator(`[data-modal-name="${modalName}"]`)).toBeVisible()

    // Undo, removing "/today", and closing the action modal
    await page.keyboard.press(modKey + '+z', { delay: 100 })

    await expect(page.locator('text="/today"')).toHaveCount(0)
    await expect(page.locator(`[data-modal-name="${modalName}"]`)).not.toBeVisible()
  }
})

test('#6266 moving cursor outside of brackets should close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['((', 'block-search']]) {
    // First, left arrow
    await createRandomPage(page)

    await block.mustFill('t ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100) // Sometimes it doesn't trigger without this
    await autocompleteMenu.expectVisible(modalName)

    await page.keyboard.press('ArrowLeft')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectHidden(modalName)

    // Then, right arrow
    await createRandomPage(page)

    await block.mustFill('t ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await autocompleteMenu.expectVisible(modalName)

    await page.waitForTimeout(100)
    // Move cursor outside of the space strictly between the double brackets
    await page.keyboard.press('ArrowRight')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectHidden(modalName)
  }
})

// Old logic would fail this because it didn't do the check if @search-timeout was set
test('#6266 moving cursor outside of parens immediately after searching should still close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['((', 'block-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustFill('t ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    await page.keyboard.type("some block search text")
    await page.waitForTimeout(100) // Sometimes it doesn't trigger without this
    await autocompleteMenu.expectVisible(modalName)

    // Move cursor outside of the space strictly between the double parens
    await page.keyboard.press('ArrowRight')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectHidden(modalName)
  }
})

test('pressing up and down should NOT close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['((', 'block-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustFill('t ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await autocompleteMenu.expectVisible(modalName)
    const cursorPos = await block.selectionStart()

    await page.keyboard.press('ArrowUp')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
    await expect(await block.selectionStart()).toEqual(cursorPos)

    await page.keyboard.press('ArrowDown')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
    await expect(await block.selectionStart()).toEqual(cursorPos)
  }
})

test('moving cursor inside of brackets should NOT close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['((', 'block-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustType('test ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    if (commandTrigger === '[[') {
      await autocompleteMenu.expectVisible(modalName)
    }

    await page.keyboard.type("search", { delay: 20 })
    await autocompleteMenu.expectVisible(modalName)

    // Move cursor, still inside the brackets
    await page.keyboard.press('ArrowLeft')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
  }
})

test('moving cursor inside of brackets when autocomplete menu is closed should NOT open autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  // Note: (( behaves differently and doesn't auto-trigger when typing in it after exiting the search prompt once
  for (const [commandTrigger, modalName] of [['[[', 'page-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustFill('')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100) // Sometimes it doesn't trigger without this
    await autocompleteMenu.expectVisible(modalName)

    await block.escapeEditing()
    await autocompleteMenu.expectHidden(modalName)

    // Move cursor left until it's inside the brackets; shouldn't open autocomplete menu
    await page.locator('.block-content').click()
    await page.waitForTimeout(100)
    await autocompleteMenu.expectHidden(modalName)

    await page.keyboard.press('ArrowLeft', { delay: 50 })
    await autocompleteMenu.expectHidden(modalName)

    await page.keyboard.press('ArrowLeft', { delay: 50 })
    await autocompleteMenu.expectHidden(modalName)

    // Type a letter, this should open the autocomplete menu
    await page.keyboard.type('z', { delay: 20 })
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
  }
})

test('selecting text inside of brackets should NOT close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['((', 'block-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustFill('')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)

    await page.keyboard.type("some page search text", { delay: 10 })
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)

    // Select some text within the brackets
    await page.keyboard.press('Shift+ArrowLeft')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
  }
})

test('pressing backspace and remaining inside of brackets should NOT close autocomplete menu', async ({ page, block, autocompleteMenu }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['((', 'block-search']]) {
    await createRandomPage(page)

    // Open the autocomplete menu
    await block.mustFill('test ')
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)

    await page.keyboard.type("some page search text", { delay: 10 })
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)

    // Delete one character inside the brackets
    await page.keyboard.press('Backspace')
    await page.waitForTimeout(100)
    await autocompleteMenu.expectVisible(modalName)
  }
})

test('press escape when autocomplete menu is open, should close autocomplete menu only #6270', async ({ page, block }) => {
  for (const [commandTrigger, modalName] of [['[[', 'page-search'], ['/', 'commands']]) {
    await createRandomPage(page)

    // Open the action modal
    await block.mustFill('text ')
    await page.waitForTimeout(550)
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    await expect(page.locator(`[data-modal-name="${modalName}"]`)).toBeVisible()
    await page.waitForTimeout(100)

    // Press escape; should close action modal instead of exiting edit mode
    await page.keyboard.press('Escape')
    await page.waitForTimeout(100)
    await expect(page.locator(`[data-modal-name="${modalName}"]`)).not.toBeVisible()
    await page.waitForTimeout(1000)
    expect(await block.isEditing()).toBe(true)
  }
})

test('press escape when link/image dialog is open, should restore focus to input', async ({ page, block }) => {
  for (const [commandTrigger, modalName] of [['/link', 'commands']]) {
    await createRandomPage(page)

    // Open the action modal
    await block.mustFill('')
    await page.waitForTimeout(550)
    await page.keyboard.type(commandTrigger, { delay: 20 })

    await page.waitForTimeout(100)
    await expect(page.locator(`[data-modal-name="${modalName}"]`)).toBeVisible()
    await page.waitForTimeout(100)

    // Press enter to open the link dialog
    await page.keyboard.press('Enter')
    await expect(page.locator(`[data-modal-name="input"]`)).toBeVisible()

    // Press escape; should close link dialog and restore focus to the block textarea
    await page.keyboard.press('Escape')
    await page.waitForTimeout(100)
    await expect(page.locator(`[data-modal-name="input"]`)).not.toBeVisible()
    await page.waitForTimeout(1000)
    expect(await block.isEditing()).toBe(true)
  }
})

test('should show text after soft return when node is collapsed #5074', async ({ page, block }) => {
  const delay = 300
  await createRandomPage(page)

  await page.type('textarea >> nth=0', 'Before soft return', { delay: 10 })
  await page.keyboard.press('Shift+Enter', { delay: 10 })
  await page.type('textarea >> nth=0', 'After soft return', { delay: 10 })

  await block.enterNext()
  expect(await block.indent()).toBe(true)
  await block.mustType('Child text')

  // collapse
  await page.click('.block-control >> nth=0')
  await block.waitForBlocks(1)

  // select the block that has the soft return
  await page.keyboard.press('ArrowDown')
  await page.waitForTimeout(delay)
  await page.keyboard.press('Enter')
  await page.waitForTimeout(delay)

  await expect(page.locator('textarea >> nth=0')).toHaveText('Before soft return\nAfter soft return')

  // zoom into the block
  page.click('a.block-control + a')
  await page.waitForNavigation()
  await page.waitForTimeout(delay * 3)

  // select the block that has the soft return
  await page.keyboard.press('ArrowDown')
  await page.waitForTimeout(delay)
  await page.keyboard.press('Enter')
  await page.waitForTimeout(delay)

  await expect(page.locator('textarea >> nth=0')).toHaveText('Before soft return\nAfter soft return')
})

test('should not erase typed text when expanding block quickly after typing #3891', async ({ page, block }) => {
  await createRandomPage(page)

  await block.mustFill('initial text,')
  await page.waitForTimeout(1000)
  await page.type('textarea >> nth=0', ' then expand', { delay: 10 })
  // A quick cmd-down must not destroy the typed text
  await page.keyboard.press(modKey + '+ArrowDown')
  expect(await page.inputValue('textarea >> nth=0')).toBe(
    'initial text, then expand'
  )

  await page.waitForTimeout(1000)

  // First undo should delete the last typed information, not undo a no-op expand action
  await page.keyboard.press(modKey + '+z', { delay: 100 })
  expect(await page.inputValue('textarea >> nth=0')).toBe(
    'initial text,'
  )

  await page.keyboard.press(modKey + '+z')
  await page.waitForTimeout(100)
  expect(await page.inputValue('textarea >> nth=0')).toBe(
    ''
  )
})

test('should keep correct undo and redo seq after indenting or outdenting the block #7615',async({page,block}) => {
  await createRandomPage(page)

  await block.mustFill("foo")

  await page.keyboard.press("Enter")
  await expect(page.locator('textarea >> nth=0')).toHaveText("")
  await page.waitForTimeout(100)
  await block.indent()
  await page.waitForTimeout(100)
  await block.mustFill("bar")
  await expect(page.locator('textarea >> nth=0')).toHaveText("bar")

  // await page.keyboard.press(modKey + '+z')
  // // should undo "bar" input
  // await expect(page.locator('textarea >> nth=0')).toHaveText("")

  // await page.keyboard.press(modKey + '+Shift+z', { delay: 100 })

  // // should redo "bar" input
  // await expect(page.locator('textarea >> nth=0')).toHaveText("bar")
  // await page.keyboard.press("Shift+Tab", { delay: 100 })

  // await page.keyboard.press("Enter", { delay: 100 })
  // await expect(page.locator('textarea >> nth=0')).toHaveText("")

  // #7615
  await enterNextBlock(page)
  await page.keyboard.type("aaa")
  await block.indent()
  await page.waitForTimeout(550)
  await page.keyboard.type(" bbb")
  await page.waitForTimeout(550)
  await expect(page.locator('textarea >> nth=0')).toHaveText("aaa bbb")
  await page.keyboard.press(modKey + '+z')
  await page.waitForTimeout(100)
  await expect(page.locator('textarea >> nth=0')).toHaveText("aaa")
  await page.keyboard.press(modKey + '+Shift+z')
  await page.waitForTimeout(100)
  await expect(page.locator('textarea >> nth=0')).toHaveText("aaa bbb")
})

test.describe('Text Formatting', () => {
  const formats = [
    { name: 'bold', prefix: '**', postfix: '**', shortcut: modKey + '+b' },
    { name: 'italic', prefix: '*', postfix: '*', shortcut: modKey + '+i' },
    {
      name: 'strikethrough',
      prefix: '~~',
      postfix: '~~',
      shortcut: modKey + '+Shift+s',
    },
    // {
    //   name: 'underline',
    //   prefix: '<u>',
    //   postfix: '</u>',
    //   shortcut: modKey + '+u',
    // },
  ]

  for (const format of formats) {
    test.describe(`${format.name} formatting`, () => {
      test('Applying to an empty selection inserts placeholder formatting and places cursor correctly', async ({
        page,
        block,
      }) => {
        await createRandomPage(page)

        const text = 'Lorem ipsum'
        await block.mustFill(text)

        // move the cursor to the end of Lorem
        await repeatKeyPress(page, 'ArrowLeft', text.length - 'ipsum'.length)
        await page.keyboard.press('Space')

        // Apply formatting
        await page.keyboard.press(format.shortcut)

        await expect(page.locator('textarea >> nth=0')).toHaveText(
          `Lorem ${format.prefix}${format.postfix} ipsum`
        )

        // Verify cursor position
        const cursorPos = await getCursorPos(page)
        expect(cursorPos).toBe(' ipsum'.length + format.prefix.length)
      })

      test('Applying to an entire block encloses the block in formatting and places cursor correctly', async ({
        page,
        block,
      }) => {
        await createRandomPage(page)

        const text = 'Lorem ipsum-dolor sit.'
        await block.mustFill(text)

        // Select the entire block
        await page.keyboard.press(modKey + '+a')

        // Apply formatting
        await page.keyboard.press(format.shortcut)

        await expect(page.locator('textarea >> nth=0')).toHaveText(
          `${format.prefix}${text}${format.postfix}`
        )

        // Verify cursor position
        const cursorPosition = await getCursorPos(page)
        expect(cursorPosition).toBe(format.prefix.length + text.length)
      })

      test('Applying and then removing from a word connected with a special character correctly formats and then reverts', async ({
        page,
        block,
      }) => {
        await createRandomPage(page)

        await block.mustFill('Lorem ipsum-dolor sit.')

        // Select 'ipsum'
        // Move the cursor to the desired position
        await moveCursor(page, -16)

        // Select the desired length of text
        await selectCharacters(page, 5)

        // Apply formatting
        await page.keyboard.press(format.shortcut)

        // Verify that 'ipsum' is formatted
        await expect(page.locator('textarea >> nth=0')).toHaveText(
          `Lorem ${format.prefix}ipsum${format.postfix}-dolor sit.`
        )

        // Re-select 'ipsum'
        // Move the cursor to the desired position
        await moveCursor(page, -5)

        // Select the desired length of text
        await selectCharacters(page, 5)

        // Remove formatting
        await page.keyboard.press(format.shortcut)
        await expect(page.locator('textarea >> nth=0')).toHaveText(
          'Lorem ipsum-dolor sit.'
        )

        // Verify the word 'ipsum' is still selected
        const selection = await getSelection(page)
        expect(selection).toBe('ipsum')
      })
    })
  }
})

test.describe('Always auto-pair symbols', () => {
  // Define the symbols that should be auto-paired
  const autoPairSymbols = [
    { name: 'square brackets', prefix: '[', postfix: ']' },
    { name: 'curly brackets', prefix: '{', postfix: '}' },
    { name: 'parentheses', prefix: '(', postfix: ')' },
    // { name: 'angle brackets', prefix: '<', postfix: '>' },
    { name: 'backtick', prefix: '`', postfix: '`' },
    // { name: 'single quote', prefix: "'", postfix: "'" },
    // { name: 'double quote', prefix: '"', postfix: '"' },
  ]

  for (const symbol of autoPairSymbols) {
    test(`${symbol.name} auto-pairing`, async ({ page }) => {
      await createRandomPage(page)

      // Type prefix and check that the postfix is automatically added
      page.type('textarea >> nth=0', symbol.prefix, { delay: 100 })
      await expect(page.locator('textarea >> nth=0')).toHaveText(
        `${symbol.prefix}${symbol.postfix}`
      )

      // Check that the cursor is positioned correctly between the prefix and postfix
      const CursorPos = await getCursorPos(page)
      expect(CursorPos).toBe(symbol.prefix.length)
    })
  }
})

test.describe('Auto-pair symbols only with text selection', () => {
  const autoPairSymbols = [
    // { name: 'tilde', prefix: '~', postfix: '~' },
    { name: 'asterisk', prefix: '*', postfix: '*' },
    { name: 'underscore', prefix: '_', postfix: '_' },
    { name: 'caret', prefix: '^', postfix: '^' },
    { name: 'equal', prefix: '=', postfix: '=' },
    { name: 'slash', prefix: '/', postfix: '/' },
    { name: 'plus', prefix: '+', postfix: '+' },
  ]

  for (const symbol of autoPairSymbols) {
    test(`Only auto-pair ${symbol.name} with text selection`, async ({
      page,
      block,
    }) => {
      await createRandomPage(page)

      // type the symbol
      page.type('textarea >> nth=0', symbol.prefix, { delay: 100 })

      // Verify that there is no auto-pairing
      await expect(page.locator('textarea >> nth=0')).toHaveText(symbol.prefix)

      // remove prefix
      await page.keyboard.press('Backspace')

      // add text
      await block.mustType('Lorem')
      // select text
      await page.keyboard.press(modKey + '+a')

      // Type the prefix
      await page.type('textarea >> nth=0', symbol.prefix, { delay: 100 })

      // Verify that an additional postfix was automatically added around 'Lorem'
      await expect(page.locator('textarea >> nth=0')).toHaveText(
        `${symbol.prefix}Lorem${symbol.postfix}`
      )

      // Verify 'Lorem' is selected
      const selection = await getSelection(page)
      expect(selection).toBe('Lorem')
    })
  }
})

test('copy blocks should remove all ref-related values', async ({ page, block }) => {
  await createRandomPage(page)

  await block.mustFill('test')
  await page.keyboard.press(modKey + '+c', { delay: 100 })
  await page.waitForTimeout(100)
  await block.clickNext()
  await page.keyboard.press(modKey + '+v', { delay: 100 })
  await expect(page.locator('.open-block-ref-link')).toHaveCount(1)

  await page.keyboard.press('ArrowUp', { delay: 10 })
  await page.waitForTimeout(100)
  await page.keyboard.press('Escape')
  await expect(page.locator('.ls-block.selected')).toHaveCount(1)
  await page.keyboard.press(modKey + '+c', { delay: 100 })
  await block.clickNext()
  await page.keyboard.press(modKey + '+v', { delay: 100 })
  await block.clickNext() // let 3rd block leave editing state
  await expect(page.locator('.open-block-ref-link')).toHaveCount(1)
})

test('undo cut block should recover refs', async ({ page, block }) => {
  await createRandomPage(page)

  await block.mustFill('test')
  await page.keyboard.press(modKey + '+c', { delay: 100 })
  await page.waitForTimeout(100)
  await block.clickNext()
  await page.keyboard.press(modKey + '+v', { delay: 100 })
  await expect(page.locator('.open-block-ref-link')).toHaveCount(1)

  await page.keyboard.press('ArrowUp', { delay: 10 })
  await page.waitForTimeout(100)
  await page.keyboard.press('Escape')
  await expect(page.locator('.ls-block.selected')).toHaveCount(1)
  await page.keyboard.press(modKey + '+x', { delay: 100 })
  await expect(page.locator('.ls-block')).toHaveCount(1)
  await page.keyboard.press(modKey + '+z')
  await page.waitForTimeout(100)
  await expect(page.locator('.ls-block')).toHaveCount(2)
  await expect(page.locator('.open-block-ref-link')).toHaveCount(1)
})
