Updated mailer to use Mailtrap API

apps/backend/src/lib/mailer.ts

@@ -1,29 +1,24 @@
 import nodemailer from 'nodemailer';
+import { MailtrapTransport } from 'mailtrap';
+
+const TOKEN = Bun.env.MAILTRAP_API_TOKEN;
 
 let cachedTransporter: ReturnType<typeof nodemailer.createTransport> | null = null;
 
 function getTransporter() {
   if (cachedTransporter) return cachedTransporter;
 
-  const smtpHost = Bun.env.SMTP_HOST;
-  const smtpPort = Number(Bun.env.SMTP_PORT ?? 587);
-  const smtpUser = Bun.env.SMTP_USER;
-  const smtpPass = Bun.env.SMTP_PASS;
-
-  if (!smtpHost || !smtpUser || !smtpPass) {
-    throw new Error('Missing SMTP env vars. Set SMTP_HOST, SMTP_PORT, SMTP_USER and SMTP_PASS.');
+  if (!TOKEN) {
+    throw new Error('Missing MAILTRAP_API_TOKEN env var.');
   }
 
-  cachedTransporter = nodemailer.createTransport({
-    host: smtpHost,
-    port: smtpPort,
-    secure: smtpPort === 465,
-    auth: {
-      user: smtpUser,
-      pass: smtpPass,
-    },
-  });
-
+  cachedTransporter = nodemailer.createTransport(
+    MailtrapTransport({
+      token: TOKEN,
+      sandbox: Bun.env.MAIL_SANDBOX === 'true',
+      testInboxId: 1114587
+    })
+  );
   return cachedTransporter;
 }