Como criar Subusários com Firebase - Permitir que um usuário crie outro usuário

gistfile1.txt

import * as functions from "firebase-functions";
import * as admin from "firebase-admin";
const db = admin.firestore();

// Callable funciton to create a user
export const functionCreateUser = functions.https.onCall(
  async (data, context) => {
    var firebaseError = "";
    console.log(
      "function was called by user with id  : " + context.auth?.uid || null
    ); // the question mark in typescript is usually used to mark parameter as optiona
    if (!data.email || !data.password)
      return { status: "failure", message: "email or password not provided" };
    const email = data.email;
    const password = data.password;
    //craete user using firebase auth
    const firebaseUser = await admin
      .auth()
      .createUser({ email: email, password: password })
      .catch((err) => {
        console.log("Firebase user creation error " + err);
        firebaseError = err;
      });
    if (firebaseUser) {
      //if user is created, save it to Users collection for custom user
      await db
        .collection("users")
        .doc(firebaseUser.uid)
        .set(
          {
            uid: firebaseUser.uid,
            email: data.email,
            display_name: data.displayName,
            cnpj_cpf: data.cnpjCPF,
            phone_number: data.phoneNumber,
            photo_url: data.photoURL,
            user_type: data.userType,
            first_access: true,
            created_time: admin.firestore.FieldValue.serverTimestamp(),
          },
          { merge: true }
        )
        .then(() => {
          console.log("User Created");
          return {
            status: "success",
            uid: firebaseUser.uid,
          };
        })
        .catch((err) => {
          console.log("Error Creating user : " + err);
          return {
            status: "failure",
            message: "User Creation Error",
          };
        });
    } else
      return {
        status: "failure",
        message: "User Creation Error : " + firebaseError,
      };
    return {
      status: "success",
      uid: firebaseUser.uid,
    };
  }
);