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34 lines
1.2 KiB
34 lines
1.2 KiB
import { useContext } from 'react';
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import { getI18n, I18nContext } from './context';
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export function useSSR(initialI18nStore, initialLanguage, props = {}) {
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const { i18n: i18nFromProps } = props;
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const { i18n: i18nFromContext } = useContext(I18nContext) || {};
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const i18n = i18nFromProps || i18nFromContext || getI18n();
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// opt out if is a cloned instance, eg. created by i18next-http-middleware on request
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// -> do not set initial stuff on server side
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if (i18n.options && i18n.options.isClone) return;
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// nextjs / SSR: getting data from next.js or other ssr stack
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if (initialI18nStore && !i18n.initializedStoreOnce) {
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i18n.services.resourceStore.data = initialI18nStore;
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// add namespaces to the config - so a languageChange call loads all namespaces needed
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i18n.options.ns = Object.values(initialI18nStore).reduce((mem, lngResources) => {
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Object.keys(lngResources).forEach(ns => {
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if (mem.indexOf(ns) < 0) mem.push(ns);
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});
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return mem;
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}, i18n.options.ns);
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i18n.initializedStoreOnce = true;
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i18n.isInitialized = true;
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}
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if (initialLanguage && !i18n.initializedLanguageOnce) {
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i18n.changeLanguage(initialLanguage);
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i18n.initializedLanguageOnce = true;
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}
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}
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