private async Task LoadRegisterdDevicesAsync()
{
IsLoading = true;
registeredDevices = (await metersDatabase.GetMetersAsync()).ToList();
Devices.Clear();
Devices = new ObservableCollection <MeteringDevice>(
registeredDevices.Select(r => new MeteringDevice()
{
Id = r.DeviceId,
DisplayIp = r.DeviceIp,
Ip = r.DeviceIp,
Status = MeteringDeviceStatus.Registered
}));
IsLoading = false;
await meteringStationDetector.StartDiscoveryAsync();
}
public ConfigureMetersViewModel(IMeteringStationDetector meteringStationDetector,
IMetersDatabase metersDatabase,
IEventAggregator eventAggregator)
{
this.meteringStationDetector = meteringStationDetector;
this.metersDatabase = metersDatabase;
registeredDevices = Enumerable.Empty <RegisteredMeter>().ToList();
Refresh = new Command(async() => await meteringStationDetector.StartDiscoveryAsync());
Load = new Command(() => Device.BeginInvokeOnMainThread(async() => await LoadRegisterdDevicesAsync()));
AddDevice = new Command <MeteringDevice>(async device => await UpsertDeviceAsync(device));
RemoveDevice = new Command <MeteringDevice>(async device => await DeleteDeviceAsync(device));
eventAggregator.Subscribe <DetectionStartedEvent>(_ => IsLoading = true);
eventAggregator.Subscribe <DetectionFinishedEvent>(_ => IsLoading = false);
eventAggregator.Subscribe <DeviceDetectedEvent>(e => HandleDevice(e));
}
private async Task StartMeteringStationsDetection()
{
await meteringStationDetector.StartDiscoveryAsync();
}
