refactored email sending into a new util file

Author: TusharW4ni

server/utils/auth.ts

@@ -4,6 +4,7 @@ import { prisma } from './prisma'
 import { emailOTP } from 'better-auth/plugins/email-otp'
 import nodemailer from 'nodemailer'
 import { createAuthMiddleware, APIError } from 'better-auth/api'
+import { sendEmail } from './email'
 
 const transporter = nodemailer.createTransport({
   service: 'gmail',
@@ -28,12 +29,7 @@ export const auth = betterAuth({
   plugins: [
     emailOTP({
       async sendVerificationOTP({ email, otp, type }) {
-        await transporter.sendMail({
-          from: process.env.EMAIL_USER,
-          to: email,
-          subject: 'OTP',
-          html: `${otp}`,
-        })
+        sendEmail(email, 'OTP', `${otp}`)
       },
     }),
   ],

server/utils/email.ts

@@ -0,0 +1,22 @@
+import nodemailer from 'nodemailer'
+
+const transporter = nodemailer.createTransport({
+  service: 'gmail',
+  auth: {
+    user: process.env.EMAIL_USER,
+    pass: process.env.EMAIL_PASS,
+  },
+})
+
+export const sendEmail = async (to: string, subject: string, html: string) => {
+  try {
+    await transporter.sendMail({
+      from: process.env.EMAIL_USER,
+      to,
+      subject,
+      html,
+    })
+  } catch (error) {
+    console.error('Error sending email:', error)
+  }
+}