Database.js

// Import the functions you need from the SDKs you need
import { initializeApp, getApp, getApps } from "firebase/app";
import { getDatabase, } from "firebase/database";
import { getAuth, initializeAuth } from 'firebase/auth';
import { getReactNativePersistence } from 'firebase/auth/react-native';
import { getStorage, ref } from "firebase/storage";
import AsyncStorage from '@react-native-async-storage/async-storage';

// TODO: Add SDKs for Firebase products that you want to use
// https://firebase.google.com/docs/web/setup#available-libraries
// Your web app's Firebase configuration
// For Firebase JS SDK v7.20.0 and later, measurementId is optional

const firebaseConfig = {
};

// Initialize Firebase
let app;
let auth;

// This removes AsyncStorage warning caused by firebase
if (getApps().length < 1) {
  app = initializeApp(firebaseConfig);
  auth = initializeAuth(app, {
    persistence: getReactNativePersistence(AsyncStorage),
  });
} else {
  app = getApp();
  auth = getAuth();
}

export { app, auth };
export const database = getDatabase(app);
export const storage = getStorage(app);