umami/hooks/useLocale.js
2021-11-20 17:18:25 -08:00

53 lines
1.3 KiB
JavaScript

import { useEffect } from 'react';
import { useDispatch, useSelector } from 'react-redux';
import { setLocale } from 'redux/actions/app';
import { useRouter } from 'next/router';
import { get, setItem } from 'lib/web';
import { LOCALE_CONFIG } from 'lib/constants';
import { getDateLocale, getTextDirection } from 'lib/lang';
import useForceUpdate from 'hooks/useForceUpdate';
import enUS from 'public/lang/en-US.json';
const messages = {
'en-US': enUS,
};
export default function useLocale() {
const locale = useSelector(state => state.app.locale);
const dispatch = useDispatch();
const { basePath } = useRouter();
const forceUpdate = useForceUpdate();
const dir = getTextDirection(locale);
const dateLocale = getDateLocale(locale);
async function loadMessages(locale) {
const { ok, data } = await get(`${basePath}/lang/${locale}.json`);
if (ok) {
messages[locale] = data;
}
}
async function saveLocale(value) {
if (!messages[value]) {
await loadMessages(value);
}
setItem(LOCALE_CONFIG, value);
if (locale !== value) {
dispatch(setLocale(value));
} else {
forceUpdate();
}
}
useEffect(() => {
if (!messages[locale]) {
saveLocale(locale);
}
}, [locale]);
return { locale, saveLocale, messages, dir, dateLocale };
}