resetScript.html

<html>
<head>
  <script src="https://s3.amazonaws.com/stitch-sdks/js/bundles/4.0.0/stitch.js"></script>
<script>
  // Parse the URL query parameters
function resetPwd(){
	
const {
    Stitch,
    UserPasswordAuthProviderClient
  } = stitch;
  const APP_ID = "YOUR APP_ID FROM MONGODB STITCH";
  const stitchClient = Stitch.initializeDefaultAppClient(APP_ID);

  const emailPasswordClient = stitchClient.auth
    .getProviderClient(UserPasswordAuthProviderClient.factory, "userpass");

  const params = new URLSearchParams(window.location.search);
  const token = params.get('token');
  const tokenId = params.get('tokenId');
  const newPassword = document.getElementById("newpwd").value;

emailPasswordClient.resetPassword(token, tokenId, newPassword).then(() => {
  console.log("Successfully reset password!");
  document.getElementById("message").innerText = "Successfully reset password!\nYou may close this page. Thank you.";
}).catch(err => {
  console.log("Error resetting password:", err);
  document.getElementById("message").innerText = "Error in resetting password.\nPlease try again.";
}); 
}
</script>
<title>Airved: Reset password</title>
</head>
<body>
	<input type="text" placeholder="New password" id="newpwd">
	<button onclick="resetPwd()">Submit</button>
	<div id="message"></div>
</body>
</html>