// Save device
public async void SaveDevice(BleDeviceInfo Device)
{
Log.Debug(TAG, "Save Device " + Device.DeviceAddress);
var SaveTask = MyBleController.SaveDeviceAsync(Device);
try
{
await SaveTask;
if (SaveTask.IsCompleted)
{
if (SaveTask.Exception == null)
{
Log.Debug(TAG, "Save Device success");
}
else
{
Log.Debug(TAG, "Save Device Failed " + SaveTask.Exception.Message);
}
}
}
catch (Exception ex)
{
Log.Debug(TAG, "Save Device Failed " + ex.Message);
}
}
// Delete device
public async void DeleteDevice(BleDeviceInfo Device, int pos)
{
Log.Debug(TAG, "Delete Device " + Device.DeviceAddress);
var DeleteTask = MyBleController.DeleteDeviceAsync(Device);
try
{
await DeleteTask;
if (DeleteTask.IsCompleted)
{
if (DeleteTask.Exception == null)
{
Log.Debug(TAG, "Delete Device success");
BleDeviceInfoList.RemoveAt(pos);
Adapter.NotifyDataSetChanged();
}
else
{
Log.Debug(TAG, "Delete Device Failed " + DeleteTask.Exception.Message);
}
}
}
catch (Exception ex)
{
Log.Debug(TAG, "Delete Device Failed " + ex.Message);
}
}
public override void OnDeviceDiscover(BleDeviceInfo Device)
{
Log.Debug("BleController", "onDeviceDiscover : " + Device.DeviceName);
if (!BLEControllerActivity.IsAdded(Device))
{
BLEControllerActivity.BleDeviceInfoList.Add(Device);
}
BLEControllerActivity.Adapter.NotifyDataSetChanged();
}
//Check if the device is added
static public bool IsAdded(BleDeviceInfo Device)
{
foreach (BleDeviceInfo device in BleDeviceInfoList)
{
if (device.DeviceAddress == Device.DeviceAddress)
{
return(true);
}
}
return(false);
}
/// <summary>
/// 監聽到藍芽裝置時之觸發事件
/// </summary>
/// <param name="watcher"></param>
/// <param name="eventArgs"></param>
private void OnAdvertisementReceived(BluetoothLEAdvertisementWatcher watcher, BluetoothLEAdvertisementReceivedEventArgs eventArgs)
{
bleDeviceInfo = new BleDeviceInfo();
// Get iBeacon specific data
bleDeviceInfo.BeaconData = eventArgs.Advertisement.iBeaconParseAdvertisement(eventArgs.RawSignalStrengthInDBm);
// The received signal strength indicator (RSSI)
bleDeviceInfo.rssi = eventArgs.RawSignalStrengthInDBm;
// Get Device BluetoothAddress (To HEX)
bleDeviceInfo.bluetoothAddress = eventArgs.BluetoothAddress.ToString("X");
afterReceivedAction();
return;
}
/// <summary>
/// 同時符合以下三種情況才開門
/// 1.接收之 Beacon RSSI 高於門檻值
/// 2.紅外線動作感測器感測到使用者
/// 3.掃描到的Device存於資料庫中
/// </summary>
/// <param name="beaconData"></param>
/// <returns></returns>
private bool OpenDoorValidationByDeviceInfo(BleDeviceInfo bleDeviceInfo)
{
string deviceKey = bleDeviceInfo.bluetoothAddress;
int rssi = bleDeviceInfo.rssi;
// 如果掃描到有beacon資料
if (bleDeviceInfo.BeaconData.UUID != String.Empty)
{
deviceKey = bleDeviceInfo.BeaconData.UUID;
rssi = bleDeviceInfo.BeaconData.Rssi;
}
// Device Bluetooth Address From DB
var matchDevice = (
from x in userDevicesInfoList
where x.DEVICE_KEY.IndexOf(deviceKey, StringComparison.OrdinalIgnoreCase) >= 0 && //忽略大小寫
x.EXTEND_VALUE <= rssi //rssi 大於預設值
select x);
if (matchDevice.Count() == 0)
{
return(false);
}
#if (ARM)
// PIR Sensor
if (!phyDeviceController.IsPIRSensorDetected())
{
return(false);
}
#endif
return(true);
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
var view = convertView;
FoundDevicesAdapterViewHolder holder = null;
BleDeviceInfo Device = FoundDevices.ElementAt(position);
if (view != null)
{
holder = view.Tag as FoundDevicesAdapterViewHolder;
}
if (holder == null)
{
var inflater = context.GetSystemService(Context.LayoutInflaterService).JavaCast <LayoutInflater>();
view = inflater.Inflate(Resource.Layout.Child_layout, parent, false);
holder = new FoundDevicesAdapterViewHolder(view);
view.Tag = holder;
}
holder.DeviceName.Text = Device.DeviceName;
holder.Address.Text = Device.DeviceAddress;
return(view);
}
public async Task SaveDeviceAsync(BleDeviceInfo bleDeviceInfo) => await SaveDevice(bleDeviceInfo).CastTask();
public async Task DeleteDeviceAsync(BleDeviceInfo bleDeviceInfo) => await DeleteDevice(bleDeviceInfo).CastTask();
