import express, { Request, Response } from "express";
import { cert, initializeApp } from "firebase-admin/app";
import { getFirestore } from "firebase-admin/firestore";
const app = express();

const db = getFirestore();

app.get("/newUserId", async (req: Request, res: Response) => {
  const usersRef = db.collection("users");
  const users = await usersRef.get();
  // console.log(users.docs);
  users.docs.forEach(async (value) => {
    const user = value.data();
    const userId = value.id;
    console.log(userId);
    if (userId) {
      await usersRef.doc(userId).set(
        {
          _id: userId,
        },
        {
          merge: true,
        }
      );
      console.log(value.data());
    }
  });

  res.send("Hello world");
});