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refactor: improve useKeyboard cross-platform compatibility #401

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refactor: improve useKeyboard cross-platform compatibility #401

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19 changes: 6 additions & 13 deletions src/useKeyboard.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
import {useEffect, useState} from 'react'
import {Keyboard, KeyboardEventListener, KeyboardMetrics} from 'react-native'
import {Keyboard, KeyboardEventListener, KeyboardMetrics, Platform} from 'react-native'

const emptyCoordinates = Object.freeze({
screenX: 0,
Expand All @@ -19,19 +19,14 @@ export function useKeyboard() {
end: KeyboardMetrics
}>(initialValue)
const [keyboardHeight, setKeyboardHeight] = useState<number>(0)
const iosPlatform = Platform.OS === 'ios'

const handleKeyboardWillShow: KeyboardEventListener = (e) => {
setCoordinates({start: e.startCoordinates, end: e.endCoordinates})
}
const handleKeyboardDidShow: KeyboardEventListener = (e) => {
const handleKeyboardShow: KeyboardEventListener = (e) => {
setShown(true)
setCoordinates({start: e.startCoordinates, end: e.endCoordinates})
setKeyboardHeight(e.endCoordinates.height)
}
const handleKeyboardWillHide: KeyboardEventListener = (e) => {
setCoordinates({start: e.startCoordinates, end: e.endCoordinates})
}
const handleKeyboardDidHide: KeyboardEventListener = (e) => {
const handleKeyboardHide: KeyboardEventListener = (e) => {
setShown(false)
if (e) {
setCoordinates({start: e.startCoordinates, end: e.endCoordinates})
Expand All @@ -43,10 +38,8 @@ export function useKeyboard() {

useEffect(() => {
const subscriptions = [
Keyboard.addListener('keyboardWillShow', handleKeyboardWillShow),
Keyboard.addListener('keyboardDidShow', handleKeyboardDidShow),
Keyboard.addListener('keyboardWillHide', handleKeyboardWillHide),
Keyboard.addListener('keyboardDidHide', handleKeyboardDidHide),
Keyboard.addListener(iosPlatform ? 'keyboardWillShow' : 'keyboardDidShow', handleKeyboardShow),
Keyboard.addListener(iosPlatform ? 'keyboardWillHide' : 'keyboardDidHide', handleKeyboardHide),
]

return () => {
Expand Down