// Called when all sensors is activated
public DateAndIntervalViewModel(ObservableCollection <Sensor> sensorList, SelectSensorsViewModel parentViewModel)
{
dateAndInterval = new DateAndInterval(1, minimumDate, minimumDate);
activateAllSensors = true;
this.sensorList = sensorList;
this.parentViewModel = parentViewModel;
SaveDateAndIntervalCommand = new Command(SaveDateAndInterval);
CancelCommand = new Command(CancelButtonClicked);
}
// Called when sensor is activated
public DateAndIntervalViewModel(Sensor sensor, SelectSensorsViewModel parentViewModel)
{
updateSensor = false;
this.sensor = sensor;
SaveDateAndIntervalCommand = new Command(SaveDateAndInterval);
CancelCommand = new Command(CancelButtonClicked);
dateAndInterval = new DateAndInterval(1, minimumDate, minimumDate);
this.parentViewModel = parentViewModel;
}
// Called when sensor is updated
public DateAndIntervalViewModel(Sensor sensor, bool updateSensor, SelectSensorsViewModel parentViewModel)
{
this.updateSensor = updateSensor;
this.sensor = sensor;
SaveDateAndIntervalCommand = new Command(SaveDateAndInterval);
CancelCommand = new Command(CancelButtonClicked);
dateAndInterval = sensor.DateAndInterval;
this.parentViewModel = parentViewModel;
}
// When button clicked, a new page is displayed with the available sensors that can be selected
async void ShowSelectSensorsPage()
{
List <Sensor> sensorsInDb = (List <Sensor>) await App.DatabaseContext.GetSensorsAsync();
if (selectSensorsViewModel == null)
{
selectSensorsViewModel = new SelectSensorsViewModel();
}
selectSensorsViewModel.CheckActiveSensors(sensorsInDb);
await Navigation.PushAsync(new SelectSensorsPage()
{
BindingContext = selectSensorsViewModel
});
}