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import {createContext, useCallback, useContext, useState} from 'react'
import {useFocusEffect} from '@react-navigation/native'
type HideBottomBarBorderSetter = () => () => void
const HideBottomBarBorderContext = createContext<boolean>(false)
const HideBottomBarBorderSetterContext =
createContext<HideBottomBarBorderSetter | null>(null)
export function useHideBottomBarBorderSetter() {
const hideBottomBarBorder = useContext(HideBottomBarBorderSetterContext)
if (!hideBottomBarBorder) {
throw new Error(
'useHideBottomBarBorderSetter must be used within a HideBottomBarBorderProvider',
)
}
return hideBottomBarBorder
}
export function useHideBottomBarBorderForScreen() {
const hideBorder = useHideBottomBarBorderSetter()
useFocusEffect(
useCallback(() => {
const cleanup = hideBorder()
return () => cleanup()
}, [hideBorder]),
)
}
export function useHideBottomBarBorder() {
return useContext(HideBottomBarBorderContext)
}
export function Provider({children}: {children: React.ReactNode}) {
const [refCount, setRefCount] = useState(0)
const setter = useCallback(() => {
setRefCount(prev => prev + 1)
return () => setRefCount(prev => prev - 1)
}, [])
return (
<HideBottomBarBorderSetterContext.Provider value={setter}>
<HideBottomBarBorderContext.Provider value={refCount > 0}>
{children}
</HideBottomBarBorderContext.Provider>
</HideBottomBarBorderSetterContext.Provider>
)
}
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