fix: openNativeSettings uses try/catch instead of fragile typeof check

assets/js/app.js

@@ -2362,13 +2362,13 @@ function _kioskReconfigureScale() {
 // ── Kiosk: open native SettingsActivity (server URL, BLE, screensaver) ──
 function _openKioskNativeSettings() {
     if (typeof _kioskBridge === 'undefined') return;
-    if (typeof _kioskBridge.openNativeSettings === 'function') {
-        try { _kioskBridge.openNativeSettings(); } catch(e) {}
-    } else {
-        // Older APK without openNativeSettings — make the native gear button
-        // temporarily visible with a hint to tap it.
-        try { _kioskBridge.setNativeSettingsVisible(true); } catch(_) {}
-        showToast(t('settings.kiosk.native_tap_hint') || 'Tocca la rotella ⚙️ in alto a destra', 'info', 4000);
+    // Use try/catch directly: Android @JavascriptInterface methods are not always
+    // detected as 'function' by typeof, so we just call and catch if unavailable.
+    try {
+        _kioskBridge.openNativeSettings();
+    } catch(e) {
+        // Older APK without openNativeSettings bridge — inform user to update
+        showToast(t('settings.kiosk.native_update_hint') || 'Aggiorna l\'app kiosk per usare questa funzione', 'warning', 4000);
     }
 }
 

translations/de.json

@@ -681,7 +681,8 @@
       "native_title": "Kiosk-Konfiguration",
       "native_hint": "Server-URL, BLE-Waage, Bildschirmschoner und Einrichtungsassistent.",
       "native_btn": "Kiosk-Konfiguration öffnen",
-      "native_tap_hint": "Zahnrad oben rechts antippen"
+      "native_tap_hint": "Zahnrad oben rechts antippen",
+      "native_update_hint": "Kiosk-App aktualisieren, um diese Funktion zu nutzen"
     },
     "saved": "✅ Konfiguration gespeichert!",
     "saved_local": "✅ Konfiguration lokal gespeichert",

translations/en.json

@@ -681,7 +681,8 @@
       "native_title": "Kiosk Configuration",
       "native_hint": "Server URL, BLE scale, screensaver and setup wizard.",
       "native_btn": "Open kiosk configuration",
-      "native_tap_hint": "Tap the gear button at the top right"
+      "native_tap_hint": "Tap the gear button at the top right",
+      "native_update_hint": "Update the kiosk app to use this feature"
     },
     "saved": "✅ Configuration saved!",
     "saved_local": "✅ Configuration saved locally",

translations/it.json

@@ -681,7 +681,8 @@
       "native_title": "Configurazione Kiosk",
       "native_hint": "URL server, bilancia BLE, salvaschermo e setup wizard.",
       "native_btn": "Apri configurazione kiosk",
-      "native_tap_hint": "Tocca la rotella in alto a destra"
+      "native_tap_hint": "Tocca la rotella in alto a destra",
+      "native_update_hint": "Aggiorna l'app kiosk per usare questa funzione"
     },
     "saved": "✅ Configurazione salvata!",
     "saved_local": "✅ Configurazione salvata localmente",