skolplattformen-backup/apps/skolplattformen-app/hooks/useLangCode.tsx

26 lines
564 B
TypeScript

import { useEffect, useRef, useState } from 'react'
import { LanguageService } from '../services/languageService'
const generateKey = () => {
return `${Date.now()}-${Math.random() * 1000}`
}
export const useLangCode = () => {
const [langCode, setLangCode] = useState(LanguageService.getLanguageCode())
const key = useRef(generateKey())
useEffect(() => {
const unsubscribe = LanguageService.onChange(
{ key: key.current },
(lang) => {
setLangCode(lang)
}
)
return () => unsubscribe()
}, [])
return langCode
}