From dbf1fbb6b88b2ecfc46941965379cc72b9fa7ce0 Mon Sep 17 00:00:00 2001
From: ekzyis <ek@stacker.news>
Date: Wed, 22 Nov 2023 05:33:16 +0100
Subject: [PATCH] Filter auth methods by multi auth support

---
 pages/login.js | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/pages/login.js b/pages/login.js
index d219888b..6c3df2d0 100644
--- a/pages/login.js
+++ b/pages/login.js
@@ -39,9 +39,20 @@ export async function getServerSideProps ({ req, res, query: { callbackUrl, mult
     }
   }
 
+  const providers = await getProviders()
+  if (multiAuth) {
+    // multi auth only supported for login with lightning and nostr
+    const multiAuthSupport = key => ['lightning', 'nostr'].includes(key)
+    Object.keys(providers).forEach(key => {
+      if (!multiAuthSupport(key)) {
+        delete providers[key]
+      }
+    })
+  }
+
   return {
     props: {
-      providers: await getProviders(),
+      providers,
       callbackUrl,
       error,
       multiAuth