From 9437da2c99fb3af4c4a7c10290834c1a745d768b Mon Sep 17 00:00:00 2001
From: Daniel Onyejesi <danielonyejesi@gmail.com>
Date: Tue, 24 Mar 2026 14:14:42 -0400
Subject: [PATCH] Add resend verification link on login + rate limit (3/15min)

---
 public/index.html |  4 ++++
 public/js/auth.js | 34 ++++++++++++++++++++++++++++++++++
 server.js         |  5 +++++
 3 files changed, 43 insertions(+)

diff --git a/public/index.html b/public/index.html
index 29870dd..9c0257a 100644
--- a/public/index.html
+++ b/public/index.html
@@ -51,6 +51,10 @@
           <input type="text" id="login-totp" placeholder="6-digit code" maxlength="6">
         </div>
         <button type="submit" class="btn-auth">Sign In</button>
+        <div id="resend-verify-box" class="hidden" style="margin:12px 0;padding:12px;background:#fef3c7;border-radius:8px;text-align:center;">
+          <p style="margin:0 0 8px;font-size:13px;color:#92400e;">Your email is not verified yet.</p>
+          <a href="#" id="resend-verify-link" style="font-size:13px;font-weight:600;color:#2563eb;">Resend verification link</a>
+        </div>
         <div class="auth-links">
           <a href="#" id="show-register" style="display:none">Create account</a>
           <a href="#" id="show-forgot">Forgot password?</a>
diff --git a/public/js/auth.js b/public/js/auth.js
index ad240cd..e5003a6 100644
--- a/public/js/auth.js
+++ b/public/js/auth.js
@@ -287,6 +287,8 @@ document.addEventListener('DOMContentLoaded', function() {
         }
 
         if (data.needsVerification) {
+          var resendBox = document.getElementById('resend-verify-box');
+          if (resendBox) resendBox.className = resendBox.className.replace('hidden', '').trim();
           showToast('Verify your email first. Check inbox.', 'error');
           return;
         }
@@ -308,6 +310,38 @@ document.addEventListener('DOMContentLoaded', function() {
     });
   }
 
+  // ---- RESEND VERIFICATION LINK ----
+  var resendLink = document.getElementById('resend-verify-link');
+  if (resendLink) {
+    resendLink.addEventListener('click', function(e) {
+      e.preventDefault();
+      var email = document.getElementById('login-email').value.trim();
+      if (!email) { showToast('Enter your email first', 'error'); return; }
+      resendLink.style.pointerEvents = 'none';
+      resendLink.textContent = 'Sending...';
+      fetch('/api/auth/resend-verification', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ email: email })
+      })
+      .then(function(r) { return r.json(); })
+      .then(function(data) {
+        resendLink.style.pointerEvents = '';
+        resendLink.textContent = 'Resend verification link';
+        if (data.error) {
+          showToast(data.error, 'error');
+        } else {
+          showToast('Verification email sent! Check your inbox.', 'success');
+        }
+      })
+      .catch(function() {
+        resendLink.style.pointerEvents = '';
+        resendLink.textContent = 'Resend verification link';
+        showToast('Connection error', 'error');
+      });
+    });
+  }
+
   // ---- REGISTER FORM SUBMIT ----
   if (registerForm) {
     registerForm.addEventListener('submit', function(e) {
diff --git a/server.js b/server.js
index 8c2fe29..4d488a7 100644
--- a/server.js
+++ b/server.js
@@ -82,6 +82,11 @@ app.use('/api/auth/forgot-password', rateLimit({
   message: { error: 'Too many password reset attempts.' },
   standardHeaders: true, legacyHeaders: false
 }));
+app.use('/api/auth/resend-verification', rateLimit({
+  windowMs: 15 * 60 * 1000, max: 3,
+  message: { error: 'Too many verification requests. Try again in 15 minutes.' },
+  standardHeaders: true, legacyHeaders: false
+}));
 
 app.use(loggingMiddleware);
 app.use(express.static(path.join(__dirname, 'public'), {