private async ValueTask Read(IReadOnlyList <S7Tag> tagList)
{
await ReadSemaphore.WaitAsync();
Task <List <DataItem> > result = null;
try
{
result =
ClientRead.ReadMultipleVarsAsync(tagList.Select(t => t.DataItemTag).ToList());
await result.ConfigureAwait(false);
}
catch (Exception ex)
{
Logger.LogError("Read: " + ex.Message + " - " + ex.StackTrace);
}
finally
{
ReadSemaphore.Release();
}
if (result != null)
{
var currentTime = DateTime.Now;
for (int i = 0; i < tagList.Count; i++)
{
await tagList[i].SetReadValue(result.Result[i].Value.ToString(), currentTime)
.ConfigureAwait(false); //ToDo
}
}
}//Read
public override void OnCharacteristicRead(BluetoothGatt gatt, BluetoothGattCharacteristic characteristic, GattStatus status)
{
base.OnCharacteristicRead(gatt, characteristic, status);
ReadSemaphore.Release();
if (characteristic.Uuid == BcoreUuid.BatteryVol)
{
ReadBatteryResult?.Invoke(this, new ReadBatteryVoltageEventArgs(characteristic.GetValue()));
}
else if (characteristic.Uuid == BcoreUuid.GetFunctions)
{
ReadFunctionResult?.Invoke(this, new ReadFunctionsEventArgs(characteristic.GetValue()));
}
}
private async Task ReadCharacteristic(UUID uuid)
{
if (!BcoreCharacteristics.ContainsKey(uuid.ToString().ToLower()))
{
return;
}
var characteristic = BcoreCharacteristics[uuid.ToString().ToLower()];
if (!characteristic.Properties.HasFlag(GattProperty.Read))
{
return;
}
await ReadSemaphore.WaitAsync();
DeviceGatt.ReadCharacteristic(characteristic);
}
