lemmy-ui/src/shared/initialize.ts

import { GetSiteResponse } from 'lemmy-js-client';
import { UserService } from './services';
import { i18n } from './i18next';
import { getLanguage } from './utils';

export const initializeSite = (site: GetSiteResponse) => {
  UserService.Instance.user = site.my_user;
  i18n.changeLanguage(getLanguage());
};