void _bluettothServerCallback_CharacteristicReadRequest(object sender, BleEventArgs e)
{
if (et == null)
{
SetupMesss(e);
}
e.Characteristic.SetValue(String.Format("Hello message from server."));
_bluetoothServer.SendResponse(e.Device, e.RequestId, GattStatus.Success, e.Offset, e.Characteristic.GetValue());
}
void _bluettothServerCallback_DescriptorWriteRequest(object sender, BleEventArgs e)
{
try {
e.Characteristic.SetValue(String.Format("Thanks for message"));
string result = System.Text.Encoding.UTF8.GetString(e.Value);
MessagingCenter.Send <BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", "[Read]: " + result);
if (e.ResponseNeeded)
{
_bluetoothServer.SendResponse(e.Device, e.RequestId, GattStatus.Success, e.Offset, e.Characteristic.GetValue());
}
}
catch (Exception ex)
{
}
}
public void SetupMesss(BleEventArgs e)
{
try
{
et = e;
MessagingCenter.Subscribe <App, string>((App)global::Xamarin.Forms.Application.Current, "GetValuex", async(sender, arg) =>
{
e.Characteristic.SetValue(arg.ToString());
if (e != null)
{
MessagingCenter.Send <BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", "[Write]: " + arg.ToString());
}
_bluetoothServer.SendResponse(e.Device, e.RequestId, GattStatus.Success, e.Offset, e.Characteristic.GetValue());
_bluetoothServer.NotifyCharacteristicChanged(e.Device, e.Characteristic, false);
});
} catch (Exception ex)
{
MessagingCenter.Send <BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", ex.ToString());
}
}
void _bluettothServerCallback_NotificationSent(object sender, BleEventArgs e)
{
MessagingCenter.Send <BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", "Get Request Read From Client");
/*
* if (_count == 0)
* {
* _sw = new Stopwatch();
* _sw.Start();
* }
*
* if (_count < 1000)
* {
* var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
* var random = new System.Random();
* var result = new string(
* Enumerable.Repeat(chars, 20)
* .Select(s => s[random.Next(s.Length)])
* .ToArray());
* _characteristic.SetValue(result);
* MessagingCenter.Send<BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", result);
* _bluetoothServer.NotifyCharacteristicChanged(e.Device, _characteristic, false);
*
* _count++;
*
* }
* else
* {
* _sw.Stop();
* Console.WriteLine("Sent # {0} notifcations. Total kb:{2}. Time {3}(s). Throughput {1} bytes/s", _count,
* _count * 20.0f / _sw.Elapsed.TotalSeconds, _count * 20 / 1000, _sw.Elapsed.TotalSeconds);
* } */
// _characteristic.SetValue("hello");
// MessagingCenter.Send<BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", "hello");
// _bluetoothServer.NotifyCharacteristicChanged(e.Device, _characteristic, false);
}
void _bluettothServerCallback_ConnectionStateChange(object sender, BleEventArgs e)
{
MessagingCenter.Send <BLE202.App, string>((BLE202.App)Xamarin.Forms.Application.Current, "Hi", "[" + e.NewState.ToString() + " Device]Mac: " + e.Device.Address.ToString());
}
