From 7f01d76c2b81eddcbaf7ef1549d14bd9b518d58d Mon Sep 17 00:00:00 2001
From: Fork Less <forkless@gmail.com>
Date: Wed, 24 Jun 2026 21:01:31 +0200
Subject: [PATCH] fix: preserve ws:// vs wss:// scheme in URL normalization

---
 frontend/src/App.tsx | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index 30bf38c..9fb5e03 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -436,9 +436,13 @@ function App(): JSX.Element {
     }
 
     let rawUrl = import.meta.env.CUSTOM_VITE_WS_URL || 'wss://excalidraw.forkless.com'
+    let scheme = 'wss://'
     try {
-      const parsed = new URL(rawUrl.startsWith('ws') ? rawUrl.replace(/^ws/, 'http') : rawUrl)
-      rawUrl = 'wss://' + parsed.host
+      let parseable = rawUrl
+      if (rawUrl.startsWith('ws://')) { scheme = 'ws://'; parseable = rawUrl.replace(/^ws:\/\//, 'http://') }
+      else if (rawUrl.startsWith('wss://')) { parseable = rawUrl.replace(/^wss:\/\//, 'https://') }
+      const parsed = new URL(parseable)
+      rawUrl = scheme + parsed.host
     } catch {
       // Bare hostname/IP — prepend wss://
       rawUrl = 'wss://' + rawUrl