From c32cdaa4dfe6fe65b42d36ad4ac8ef63116e3d71 Mon Sep 17 00:00:00 2001
From: Matthew-X <sshadow.230701@gmail.com>
Date: Sat, 27 Dec 2025 02:40:07 +1300
Subject: [PATCH] Fixed issue with regional prompt state save.

---
 javascript/state.ext.mask-regional-prompter.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/javascript/state.ext.mask-regional-prompter.js b/javascript/state.ext.mask-regional-prompter.js
index f2eca34..ae94fb9 100644
--- a/javascript/state.ext.mask-regional-prompter.js
+++ b/javascript/state.ext.mask-regional-prompter.js
@@ -80,8 +80,11 @@ state.extensions['mask-regional-prompter'] = (function () {
             setInterval(() => {
                 const currentValue = el.value;
                 const storedValue = store.get(key);
-                if (currentValue && currentValue !== storedValue && currentValue.length > 10) {
-                    store.set(key, currentValue);
+                // Save if: value has changed AND (it's non-trivial OR we're clearing a non-empty stored value)
+                if (currentValue !== storedValue) {
+                    if (currentValue.length > 10 || (currentValue === '' && storedValue && storedValue.length > 0)) {
+                        store.set(key, currentValue);
+                    }
                 }
             }, 2000);
         }