checkCallPermissions method
Returns the current state of OEM permissions that affect whether call notifications can show a full-screen UI on locked / background devices.
Map keys:
fullScreenIntent: Android 14+ full-screen intent permissionoverlay: SYSTEM_ALERT_WINDOW (required on Xiaomi / MIUI)batteryOptimized: whether the app is exempt from Doze
Implementation
Future<Map<String, bool>> checkCallPermissions() {
throw UnimplementedError(
'checkCallPermissions() has not been implemented.',
);
}