void myScan()
{
this.Devices.Clear();
this.IsScanning = true;
this.scan = this
.adapter
.Scan()
.Buffer(TimeSpan.FromSeconds(1))
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(
results =>
{
var list = new List <ScanResultViewModel>();
foreach (var result in results)
{
var dev = this.Devices.FirstOrDefault(x => x.Uuid.Equals(result.Device.Uuid));
if (dev != null)
{
dev.TrySet(result);
}
else
{
dev = new ScanResultViewModel();
dev.TrySet(result);
if (dev.Name.ToUpper().Equals("MLT-BT05"))
{
list.Add(dev);
break;
}
}
}
if (list.Any())
{
this.Devices.AddRange(list);
}
},
ex => UserDialogs.Instance.Alert(ex.ToString())
)
.DisposeWith(this.DeactivateWith);
}
public ScanViewModel(INavigationService navigationService, IUserDialogs dialogs)
{
this.SelectDevice = ReactiveCommand.CreateFromTask <ScanResultViewModel>(
x => navigationService.NavToDevice(x.Device)
);
this.OpenSettings = ReactiveCommand.Create(() =>
{
if (this.adapter.Features.HasFlag(AdapterFeatures.OpenSettings))
{
this.adapter.OpenSettings();
}
else
{
dialogs.Alert("Cannot open bluetooth settings");
}
});
this.ToggleAdapterState = ReactiveCommand.Create(
() =>
{
if (this.adapter.CanControlAdapterState())
{
var poweredOn = this.adapter.Status == AdapterStatus.PoweredOn;
this.adapter.SetAdapterState(!poweredOn);
}
else
{
dialogs.Alert("Cannot change bluetooth adapter state");
}
}
);
this.ScanToggle = ReactiveCommand.Create(
() =>
{
if (this.IsScanning)
{
this.scan?.Dispose();
this.IsScanning = false;
}
else
{
this.Devices.Clear();
this.IsScanning = true;
this.scan = this
.adapter
.Scan()
.Buffer(TimeSpan.FromSeconds(1))
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(
results =>
{
var list = new List <ScanResultViewModel>();
foreach (var result in results)
{
var dev = this.Devices.FirstOrDefault(x => x.Uuid.Equals(result.Device.Uuid));
if (dev != null)
{
dev.TrySet(result);
}
else
{
dev = new ScanResultViewModel();
dev.TrySet(result);
list.Add(dev);
}
}
if (list.Any())
{
this.Devices.AddRange(list);
}
},
ex => dialogs.Alert(ex.ToString(), "ERROR")
)
.DisposeWith(this.DeactivateWith);
}
}
);
}
