// import { initializeApp } from 'firebase/app'
import { Capacitor } from '@capacitor/core'
// import firebase from 'firebase/compat/app'
// import type { User } from '@firebase/auth-types'
import { initializeApp } from 'firebase/app'

import {
  initializeFirestore,
  persistentLocalCache,
  persistentMultipleTabManager
} from 'firebase/firestore'
import {
  getAuth,
  indexedDBLocalPersistence,
  initializeAuth,
  onAuthStateChanged,
  signOut as firebaseSignOut
} from 'firebase/auth'
import { type FirebaseApp } from 'firebase/app'
import { type User } from '@firebase/auth'
import type { Firestore } from 'firebase/firestore'

// import { getAnalytics } from "firebase/analytics";
// 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 = {
  apiKey: import.meta.env.VITE_FIREBASE_API_KEY,
  authDomain: import.meta.env.VITE_FIREBASE_AUTH_DOMAIN,
  databaseURL: import.meta.env.VITE_FIREBASE_DATABASE_URL,
  projectId: import.meta.env.VITE_FIREBASE_PROJECT_ID,
  storageBucket: import.meta.env.VITE_FIREBASE_STORAGE_BUCKET,
  messagingSenderId: import.meta.env.VITE_FIREBASE_MESSAGING_SENDER_ID,
  appId: import.meta.env.VITE_FIREBASE_APP_ID,
  measurementId: import.meta.env.VITE_FIREBASE_MEASUREMENT_ID
}

export const user = ref<User | null>()

export const initialized = computed<boolean>(() => user.value !== undefined)

export const signOut = async () => firebaseSignOut(getAuth())

export const db = ref<Firestore>()

const getFirebaseAuth = async (app: FirebaseApp) => {
  if (Capacitor.isNativePlatform()) {
    return initializeAuth(app, {
      persistence: indexedDBLocalPersistence
    })
  } else {
    return getAuth()
  }
}

// Initialize Firebase
export const initializeFirebase = async () => {
  const app = initializeApp(firebaseConfig)
  const auth = await getFirebaseAuth(app)
  onAuthStateChanged(auth, (firebaseUser) => {
    user.value = firebaseUser
  })
  db.value = markRaw(
    initializeFirestore(app, {
      localCache: persistentLocalCache({ tabManager: persistentMultipleTabManager() })
    })
  )
}