midorimici/fairy-chess-online

import { getAnalytics, isSupported } from 'firebase/analytics';
import { initializeApp } from 'firebase/app';
import {
  browserSessionPersistence,
  getAuth,
  setPersistence,
  signInAnonymously,
} from 'firebase/auth';

const {
  NEXT_PUBLIC_API_KEY,
  NEXT_PUBLIC_AUTH_DOMAIN,
  NEXT_PUBLIC_PROJECT_ID,
  NEXT_PUBLIC_STORAGE_BUCKET,
  NEXT_PUBLIC_MESSAGING_SENDER_ID,
  NEXT_PUBLIC_APP_ID,
  NEXT_PUBLIC_MEASUREMENT_ID,
} = process.env;

const firebaseConfig = {
  apiKey: NEXT_PUBLIC_API_KEY,
  authDomain: NEXT_PUBLIC_AUTH_DOMAIN,
  projectId: NEXT_PUBLIC_PROJECT_ID,
  storageBucket: NEXT_PUBLIC_STORAGE_BUCKET,
  messagingSenderId: NEXT_PUBLIC_MESSAGING_SENDER_ID,
  appId: NEXT_PUBLIC_APP_ID,
  measurementId: NEXT_PUBLIC_MEASUREMENT_ID,
};

// Initialize Firebase
const app = initializeApp(firebaseConfig);
isSupported()
  .then((supported: boolean) => {
    if (supported) {
      getAnalytics(app);
    }
  })
  .catch((err) => console.error(err));

// Sign in anonymously
const auth = getAuth(app);
setPersistence(auth, browserSessionPersistence)
  .then(() => signInAnonymously(auth))
  .catch((err) => console.error(err));