private void ScanToggleAsync()
{
if (this.IsScanning)
{
this.IsScanning = false;
this._scan?.Dispose();
}
else
{
this.Peripherals.Clear();
Debug.WriteLine("View" + Thread.CurrentThread.ManagedThreadId);
this._scan = _centralManager
.Scan()
.Buffer(TimeSpan.FromSeconds(1))
.Synchronize()
.ObserveOn(XamarinDispatcherScheduler.Current)
.Subscribe(
results =>
{
//Debug.WriteLine("within: " + Thread.CurrentThread.ManagedThreadId);
var list = new List <PeripheralItemViewModel>();
foreach (var result in results)
{
var peripheral = this.Peripherals.FirstOrDefault(x => x.Equals(result.Peripheral));
if (peripheral == null)
{
peripheral = list.FirstOrDefault(x => x.Equals(result.Peripheral));
}
if (peripheral != null)
{
peripheral.Update(result);
}
else
{
peripheral = new PeripheralItemViewModel(result.Peripheral);
peripheral.Update(result);
list.Add(peripheral);
}
}
foreach (var per in list)
{
this.Peripherals.Add(per);
}
RaisePropertyChanged(nameof(Peripherals));
},
ex => Console.WriteLine("ERROR: " + ex.ToString())
)
.DisposeWith(this.DeactivateWith);
this.IsScanning = true;
}
RaisePropertyChanged(nameof(Peripherals));
RaisePropertyChanged(nameof(IsScanning));
}
private async void SelectPeripheral(PeripheralItemViewModel item)
{
var p = new NavigationParameters();
p.Add("Peripheral", item.Peripheral);
var result = await _navigator.NavigateAsync("Peripheral", p);
if (!result.Success)
{
Console.WriteLine("[NAV FAIL] " + result.Exception);
}
}
