From 4d7f8eda9c282d5193f772519d346ce45d0e14b5 Mon Sep 17 00:00:00 2001
From: DL6ER <dl6er@dl6er.de>
Date: Tue, 24 Oct 2023 22:11:15 +0200
Subject: [PATCH] Fix TOTP input field not being shown when enabled

Signed-off-by: DL6ER <dl6er@dl6er.de>
---
 scripts/pi-hole/js/login.js | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/scripts/pi-hole/js/login.js b/scripts/pi-hole/js/login.js
index ef1ff70f..29afcf13 100644
--- a/scripts/pi-hole/js/login.js
+++ b/scripts/pi-hole/js/login.js
@@ -111,10 +111,16 @@ $(function () {
   // Check if we need to login at all
   $.ajax({
     url: "/api/auth",
-  }).done(function (data) {
-    if (data.session.valid === true) redirect();
-    if (data.session.totp === true) $("#totp_input").removeClass("hidden");
-  });
+  })
+    .done(function (data) {
+      // If we are already logged in, redirect to dashboard
+      if (data.session.valid === true) redirect();
+    })
+    .fail(function (xhr) {
+      const session = xhr.responseJSON.session;
+      // If TOPT is enabled, show the input field
+      if (session.totp === true) $("#totp_input").removeClass("hidden");
+    });
 
   // Get information about HTTPS port and DNS status
   $.ajax({