auth_handle_reset_password.js

// This snippet file was generated by processing the source file:
// ./auth-next/custom-email-handler.js
//
// To update the snippets in this file, edit the source and then run
// 'npm run snippets'.

// [START auth_handle_reset_password_modular]
import { verifyPasswordResetCode, confirmPasswordReset } from "firebase/auth";

function handleResetPassword(auth, actionCode, continueUrl, lang) {
  // Localize the UI to the selected language as determined by the lang
  // parameter.

  // Verify the password reset code is valid.
  verifyPasswordResetCode(auth, actionCode).then((email) => {
    const accountEmail = email;

    // TODO: Show the reset screen with the user's email and ask the user for
    // the new password.
    const newPassword = "...";

    // Save the new password.
    confirmPasswordReset(auth, actionCode, newPassword).then((resp) => {
      // Password reset has been confirmed and new password updated.

      // TODO: Display a link back to the app, or sign-in the user directly
      // if the page belongs to the same domain as the app:
      // auth.signInWithEmailAndPassword(accountEmail, newPassword);

      // TODO: If a continue URL is available, display a button which on
      // click redirects the user back to the app via continueUrl with
      // additional state determined from that URL's parameters.
    }).catch((error) => {
      // Error occurred during confirmation. The code might have expired or the
      // password is too weak.
    });
  }).catch((error) => {
    // Invalid or expired action code. Ask user to try to reset the password
    // again.
  });
}
// [END auth_handle_reset_password_modular]