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 async void RegisterDeviceConnectionBackgroundTask(string deviceId)
{
foreach (var task in BackgroundTaskRegistration.AllTasks)
{
if (task.Value.Name == nameof(DeviceConnectionBackgroundTask))
{
task.Value.Unregister(false);
}
}
var builder = new BackgroundTaskBuilder
{
Name = nameof(DeviceConnectionBackgroundTask),
TaskEntryPoint = typeof(DeviceConnectionBackgroundTask).FullName
};
var trigger = await DeviceConnectionChangeTrigger.FromIdAsync(deviceId);
trigger.MaintainConnection = true;
builder.SetTrigger(trigger);
BackgroundTaskRegistration t = builder.Register();
await client.LogAsync($"Successfully registered decive connection changed task");
}
