private void Parse()
{
try
{
var commaSplit = Frame.Split(',');
List <byte> bytes = new List <byte>(commaSplit.Length);
foreach (var part in commaSplit)
{
if (!byte.TryParse(part, out var temp))
{
throw new InvalidOperationException($"Unable to parse '{part}'");
}
bytes.Add(temp);
}
byte[] frame = bytes.ToArray();
Result = FunctionServiceManager.Process(frame);
}
catch (Exception ex)
{
Result = new FunctionServiceResult(error: ex.Message);
}
}
public PacketViewModel(IEnumerable <Sample> samples)
{
if (samples == null)
{
throw new ArgumentNullException(nameof(samples));
}
_samples = samples.ToArray();
if (_samples.Length > 0)
{
SlaveId = _samples[0].Value;
}
if (_samples.Length > 1)
{
FunctionCode = _samples[1].Value;
FunctionCodeDescription = FunctionCodeDescriptionFactory.GetFunctionCodeDescription(_samples[1].Value);
}
//Get the raw message in bytes
var message = _samples.Select(s => s.Value).ToArray();
if (_samples.Length < 5)
{
Error = $"Only {_samples.Length} samples - not enough samples to make a valid Modbus packet.";
}
else
{
if (!message.DoesCrcMatch())
{
Error = "CRC Mismatch";
}
}
if (!HasError)
{
_serviceResult = FunctionServiceManager.Process(_samples);
Summary = _serviceResult.Summary;
Error = _serviceResult.Error;
}
}
