From 669885c25ce2b5ac227dd7284af4711058ce5f42 Mon Sep 17 00:00:00 2001
From: "Torsten Schulz (local)" <tsschulz@gmx.net>
Date: Fri, 5 Dec 2025 11:09:06 +0100
Subject: [PATCH] Enhance session ID handling in image upload route by
 extracting and logging the session ID without the 's:' prefix. Improve client
 lookup error logging for better debugging during image uploads.

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

diff --git a/server/routes.js b/server/routes.js
index 9964ea9..e5ef6ff 100644
--- a/server/routes.js
+++ b/server/routes.js
@@ -63,11 +63,22 @@ export function setupRoutes(app, __dirname) {
       }
       
       // Prüfe, ob Benutzer eingeloggt ist
-      const sessionId = req.sessionID;
+      // Extrahiere Session-ID wie in broadcast.js (entferne s: Präfix und Signatur)
+      let sessionId = req.sessionID;
+      if (sessionId && sessionId.startsWith('s:')) {
+        const parts = sessionId.split('.');
+        if (parts.length > 0) {
+          sessionId = parts[0].substring(2); // Entferne 's:' Präfix
+        }
+      }
+      
+      console.log(`[Bild-Upload] Session-ID: ${sessionId}, Alle Clients:`, Array.from(getClientsMap().keys()));
+      
       const clientsMap = getClientsMap();
       const client = clientsMap.get(sessionId);
       
       if (!client || !client.userName) {
+        console.log(`[Bild-Upload] Client nicht gefunden für Session-ID: ${sessionId}`);
         // Lösche hochgeladenes Bild, wenn nicht eingeloggt
         unlinkSync(req.file.path);
         return res.status(401).json({ error: 'Nicht eingeloggt' });