useKeyboard.js

import React, { useEffect, useState } from 'react'
import { Keyboard } from 'react-native'

export default function useKeyboard() {
  const [keyboard, setKeyboard] = useState({ Keyboard })

  function keyboardShown(e) {
    setKeyboard({
      isKeyboardShow: true,
      Keyboard,
      endCoordinates: e ? e.endCoordinates : null,
      startCoordinates: e ? e.startCoordinates : null
    })
  }

  function keyboardHidden(e) {
    setKeyboard({
      isKeyboardShow: false,
      Keyboard,
      endCoordinates: e ? e.endCoordinates : null,
      startCoordinates: e ? e.startCoordinates : null
    })
  }

  useEffect(() => {
    keyboardDidShowListener = Keyboard.addListener(
      'keyboardWillShow',
      keyboardHidden
    )

    keyboardDidShowListener = Keyboard.addListener(
      'keyboardDidShow',
      keyboardShown
    )

    keyboardDidShowListener = Keyboard.addListener(
      'keyboardWillHide',
      keyboardShown
    )

    keyboardDidHideListener = Keyboard.addListener(
      'keyboardDidHide',
      keyboardHidden
    )

    return () => {
      keyboardDidShowListener.remove()
      keyboardDidHideListener.remove()
    }
  }, [])
  return keyboard
}