From 4ce9baa3792c0568146ca072ad137b46476ca6e7 Mon Sep 17 00:00:00 2001
From: alfred-mk <alfredmwaik@gmail.com>
Date: Mon, 21 Jul 2025 11:27:20 +0300
Subject: [PATCH] return on navigation inputs to prevent data processing

---
 handlers/application/vouchers.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/handlers/application/vouchers.go b/handlers/application/vouchers.go
index 1f05614..c7196c8 100644
--- a/handlers/application/vouchers.go
+++ b/handlers/application/vouchers.go
@@ -204,6 +204,10 @@ func (h *MenuHandlers) ViewVoucher(ctx context.Context, sym string, input []byte
 	flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
 
 	inputStr := string(input)
+	if inputStr == "0" || inputStr == "99" || inputStr == "88" || inputStr == "98" {
+		res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
+		return res, nil
+	}
 
 	metadata, err := store.GetVoucherData(ctx, h.userdataStore, sessionId, inputStr)
 	if err != nil {