validate route update

main.py

@@ -205,9 +205,14 @@ async def validate_token(user_id: str, token: str, user_agent: str = Header(...)
         )
 
     session = session_query.data[0]
+    
+    # Get the current time (UTC)
+    current_time = datetime.utcnow()
 
-    # Check if token is expired
-    if is_token_expired(datetime.fromisoformat(session["expires"])):
+    # Check if token has expired by comparing it with the current time
+    session_expiry = datetime.fromisoformat(session["expires"].rstrip("Z"))  # Removing 'Z' if present
+    
+    if session_expiry <= current_time:
         # Delete session using both user_id and token (composite key)
         supabase.table("sessions").delete().eq("user_id", user_id).eq("token", token).execute()
         raise HTTPException(
@@ -216,7 +221,6 @@ async def validate_token(user_id: str, token: str, user_agent: str = Header(...)
 
     return TokenResponse(access_token=token)
 
-
 @auth_router.get("/search-users", response_model=List[str])
 async def search_users(query: str):
     users = supabase.table("users").select("username").ilike("username", f"%{query}%").execute()