private async Task <BackgroundTaskRegistration> RegisterDeviceServiceAsBackgroundTask(GattDeviceService deviceService)
{
var deviceAddress = ConvertingTools.GetBLEMacAddress(deviceService.Device.BluetoothAddress);
StringBuilder name = new StringBuilder(ToolboxIdentifications.PageId.PROXIMITY + ",");
name.Append(deviceService.DeviceId);
KeyValuePair <GattDeviceService, BackgroundTaskRegistration> task;
if (this.linkLossServiceTaskRegistrations.TryGetValue(name.ToString(), out task))
{
task.Value.Unregister(true);
linkLossServiceTaskRegistrations.Remove(name.ToString());
}
DeviceConnectionChangeTrigger trigger = await DeviceConnectionChangeTrigger.FromIdAsync(deviceService.DeviceId);
BackgroundTaskBuilder builder = new BackgroundTaskBuilder();
trigger.MaintainConnection = true;
builder.Name = name.ToString();
builder.TaskEntryPoint = ENTRY_POINT;
builder.SetTrigger(trigger);
var newTask = builder.Register();
linkLossServiceTaskRegistrations.Add(name.ToString(), new KeyValuePair <GattDeviceService, BackgroundTaskRegistration>(deviceService, newTask));
return(newTask);
}
public static int GetPercentage(int number, int total)
{
return(ConvertingTools.Percent(number, total));
}
public static string TryGetShortFileName(string fullName)
{
return(ConvertingTools.TryGetShortFileName(fullName));
}
public static string ToStringAddress(ulong address)
{
return(ConvertingTools.GetBLEMacAddress(address));
}
