costs static method
Implementation
static Future<UApiCallCosts?> costs() async {
if (_costs != null) return _costs;
final Completer<UApiCallCosts?> completer = Completer<UApiCallCosts?>();
await UServices.appSettings.read(
p: UAppSettingsReadParams(),
onOk: (UResponse<UAppSettingsResponse> r) {
_costs = r.result?.apiCallCosts;
completer.complete(_costs);
},
onError: (UEmptyResponse e) => completer.complete(null),
onException: (String e) => completer.complete(null),
);
return completer.future;
}