Fix recupero elenco sessioni e reload

backend/api/v1/sessions.py

@@ -28,7 +28,10 @@ async def list_sessions_endpoint(
     """
     Get a list of all saved sessions for a user (most recent first).
     """
-    return redis_service.get_sessions(user_id)
+    #print(f"[DEBUG] user_id={user_id!r}")
+    sessions = redis_service.get_sessions(user_id)
+    print(f"[DEBUG] sessions={sessions}")
+    return sessions
 
 
 @router.get("/sessions/{session_id}", response_model=dict)

backend/services/redis_service.py

@@ -72,18 +72,30 @@ def create_session(user_id: str, first_message: str) -> dict:
     index_key = f"chatSessionsIndex:{user_id}"
 
     r.set(meta_key, json.dumps(meta), ex=DEFAULT_TTL_SECONDS)
-    r.zadd(index_key, {session_id: datetime.utcnow().timestamp()})
+
+    # Score come timestamp float, ma non sarà usato per filtrare
+    score = float(datetime.utcnow().timestamp())
+    r.zadd(index_key, {session_id: score})
     r.expire(index_key, DEFAULT_TTL_SECONDS)
 
     return meta
 
 
 def get_sessions(user_id: str) -> List[dict]:
-    """Return all sessions for a user, newest first."""
-    session_ids = r.zrevrangebyscore(f"chatSessionsIndex:{user_id}", "+inf", "-inf")
+    """Return all sessions for a user, newest first, ignoring score filtering."""
+    key = f"chatSessionsIndex:{user_id}"
+
+    # Recupera tutti i membri in ordine di score decrescente
+    session_ids = r.zrevrange(key, 0, -1)
+
+    print(f"[DEBUG] key={key}")
+    print(f"[DEBUG] session_ids={session_ids}")
+
     sessions = []
     for sid in session_ids:
-        raw = r.get(f"chatSession:{user_id}:{sid}")
+        session_key = f"chatSession:{user_id}:{sid}"
+        raw = r.get(session_key)
+        print(f"[DEBUG] GET {session_key} -> {raw}")
         if raw:
             sessions.append(json.loads(raw))
     return sessions
@@ -131,6 +143,7 @@ def extend_session_ttl(user_id: str, session_id: str, extra_seconds: int):
             else:
                 r.expire(key, extra_seconds)
 
+
 def refresh_session_ttl(user_id: str, session_id: str):
     """Reset TTL for session metadata, history, and index to default."""
     keys = [