chore: refactor code

packages/lib/server-only/user/send-confirmation-token.ts

@@ -1,13 +1,20 @@
 import crypto from 'crypto';
+import { DateTime } from 'luxon';
 
 import { prisma } from '@documenso/prisma';
 
 import { ONE_HOUR } from '../../constants/time';
 import { sendConfirmationEmail } from '../auth/send-confirmation-email';
+import { getMostRecentVerificationTokenByUserId } from './get-most-recent-verification-token-by-user-id';
 
 const IDENTIFIER = 'confirmation-email';
 
-export const sendConfirmationToken = async ({ email }: { email: string }) => {
+type SendConfirmationTokenOptions = { email: string; force?: boolean };
+
+export const sendConfirmationToken = async ({
+  email,
+  force = false,
+}: SendConfirmationTokenOptions) => {
   const token = crypto.randomBytes(20).toString('hex');
 
   const user = await prisma.user.findFirst({
@@ -24,6 +31,17 @@ export const sendConfirmationToken = async ({ email }: { email: string }) => {
     throw new Error('Email verified');
   }
 
+  const mostRecentToken = await getMostRecentVerificationTokenByUserId({ userId: user.id });
+
+  // If we've sent a token in the last 5 minutes, don't send another one
+  if (
+    !force &&
+    mostRecentToken?.createdAt &&
+    DateTime.fromJSDate(mostRecentToken.createdAt).diffNow('minutes').minutes > -5
+  ) {
+    return;
+  }
+
   const createdToken = await prisma.verificationToken.create({
     data: {
       identifier: IDENTIFIER,