import firebase from "firebase/app";
import "firebase/firestore";
import "firebase/auth";
import "firebase/database";
//import "firebase/analytics";
//import "firebase/messaging";
import { store } from "../redux/store";

//const config = JSON.parse(process.env.REACT_APP_FIREBASE_CONFIG);
const config = {
  apiKey: "AIzaSyDPLT8GiDHDR1R4nI66Qi0BY1aYviDPioc",
  authDomain: "imex-dev.firebaseapp.com",
  databaseURL: "https://imex-dev.firebaseio.com",
  projectId: "imex-dev",
  storageBucket: "imex-dev.appspot.com",
  messagingSenderId: "759548147434",
  appId: "1:759548147434:web:e8239868a48ceb36700993",
  measurementId: "G-K5XRBVVB4S",
};

if (!firebase.apps.length) {
  firebase.initializeApp(config);
}

export const auth = firebase.auth();
export const firestore = firebase.firestore();
//export const analytics = firebase.analytics();

export default firebase;

export const getCurrentUser = () => {
  return new Promise((resolve, reject) => {
    const unsubscribe = auth.onAuthStateChanged((userAuth) => {
      unsubscribe();
      resolve(userAuth);
    }, reject);
  });
};

export const updateCurrentUser = (userDetails) => {
  return new Promise((resolve, reject) => {
    const unsubscribe = auth.onAuthStateChanged((userAuth) => {
      userAuth.updateProfile(userDetails).then((r) => {
        unsubscribe();
        resolve(userAuth);
      });
    }, reject);
  });
};

// let messaging;
// try {
//   messaging = firebase.messaging();
//   // Project Settings => Cloud Messaging => Web Push certificates
//   messaging.usePublicVapidKey(process.env.REACT_APP_FIREBASE_PUBLIC_VAPID_KEY);
//   console.log("[FCM UTIL] FCM initialized successfully.");
// } catch {
//   console.log("[FCM UTIL] Firebase Messaging is likely unsupported.");
// }

// export { messaging };

export const logImEXEvent = (eventName, additionalParams, stateProp = null) => {
  const state = stateProp || store.getState();
  const eventParams = {
    shop:
      (state.user && state.user.bodyshop && state.user.bodyshop.shopname) ||
      null,
    user:
      (state.user && state.user.currentUser && state.user.currentUser.email) ||
      null,
    ...additionalParams,
  };
  analytics.logEvent(eventName, eventParams);
};

// if (messaging) {
//   messaging.onMessage(async (payload) => {
//     console.log("[FCM] UTILS Message received. ", payload);
//     navigator.serviceWorker.getRegistration().then((registration) => {
//       return registration.showNotification(
//         "[UTIL]" + payload.notification.title,
//         payload.notification
//       );
//     });

//     // if (!payload.clientId) return;

//     // // Get the client.
//     // const client = await clients.get(payload.clientId);
//     // // Exit early if we don't get the client.
//     // // Eg, if it closed.
//     // if (!client) return;

//     // // Send a message to the client.
//     // console.log("Posting to client.");
//     // client.postMessage({
//     //   msg: "Hey I just got a fetch from you!",
//     //   url: payload.request.url,
//     // });

//     // [START_EXCLUDE]
//     // Update the UI to include the received message.
//     //appendMessage(payload);

//     // [END_EXCLUDE]
//   });

//   messaging.onTokenRefresh(() => {
//     messaging
//       .getToken()
//       .then((refreshedToken) => {
//         console.log("[FCM] Token refreshed.");
//         // Indicate that the new Instance ID token has not yet been sent to the
//         // app server.
//         // setTokenSentToServer(false);
//         // // Send Instance ID token to app server.
//         // sendTokenToServer(refreshedToken);
//         // // [START_EXCLUDE]
//         // // Display new Instance ID token and clear UI of all previous messages.
//         // resetUI();
//         // [END_EXCLUDE]
//       })
//       .catch((err) => {
//         console.log("[FCM] Unable to retrieve refreshed token ", err);
//         // showToken("Unable to retrieve refreshed token ", err);
//       });
//   });
// }