showLoader static method
void
showLoader()
Show loader
Implementation
static void showLoader() {
if (_isDialogOpen) return;
final context = NavigationService.sdkNavigatorKey.currentContext;
if (context == null) return;
_isDialogOpen = true;
showDialog(
context: context,
barrierDismissible: false,
useRootNavigator: true, // ✅ ensures correct navigator
builder: (_) => const Center(
child: CircularProgressIndicator(),
),
);
}