private void SaveEnergyValues(SmlMessageFinder smlCutter, SmlMessageParser parser)
{
var box = new MeasureValueBox();
box.MeasuredUtcTime = DateTime.UtcNow;
box.MeasuredValues.Add("EHZ.MeasureTime", DateTime.Now);
box.MeasuredValues.Add("EHZ.ConsumedEnergy1", parser.ConsumedEnergy1_Wh);
box.MeasuredValues.Add("EHZ.ConsumedEnergy2", parser.ConsumedEnergy2_Wh);
box.MeasuredValues.Add("EHZ.ProducedEnergy1", parser.ProducedEnergy1_Wh);
box.MeasuredValues.Add("EHZ.ProducedEnergy2", parser.ProducedEnergy2_Wh);
box.MeasuredValues.Add("EHZ.Device", parser.Device);
box.MeasuredValues.Add("EHZ.CompanyName", parser.CompanyName);
_Queue.Send(box);
}
private void ParseSmlMessage(SmlMessageFinder smlCutter)
{
SmlMessageParser parser = new SmlMessageParser(smlCutter.Message);
if (parser.IsValid)
{
_Logger.DebugFormat("Consumed: {0} Produced: {1}", parser.ConsumedEnergy1_Wh, parser.ProducedEnergy1_Wh);
if (_TimeOfLastValidValue.HasValue)
{
TimeSpan lastReadDuration = DateTime.Now - _TimeOfLastValidValue.Value;
if (lastReadDuration.TotalMinutes > 1)
{
_Logger.InfoFormat("last valid read from serial port is {0} minutes old", lastReadDuration.TotalMinutes);
_ReadNumberOfResultBeforeWattCalculation = 5;
}
}
_TimeOfLastValidValue = DateTime.Now;
SaveEnergyValues(smlCutter, parser);
if (_ReadNumberOfResultBeforeWattCalculation <= 0)
{
CalculateConsumedPower(smlCutter, parser);
CalculateProducedPower(smlCutter, parser);
}
else
{
_ReadNumberOfResultBeforeWattCalculation--;
}
}
else
{
string fileName = string.Format("Data\\{0:yyMMdd-HHmmss}.sml", DateTime.Now);
using (FileStream fs = new FileStream(fileName, FileMode.Create))
{
fs.Write(smlCutter.Message, 0, smlCutter.Message.Length);
fs.Close();
}
}
}
private void DataReceivedHandler(object sender, SerialDataReceivedEventArgs e)
{
var sp = (System.IO.Ports.SerialPort)sender;
if (sp.BytesToRead < 392 * 2 - 1)
{
return;
}
try
{
IStreamReader stream = new SerialPortStreamReader(sp);
SmlMessageFinder smlCutter = new SmlMessageFinder(stream);
if (smlCutter.Found)
{
ParseSmlMessage(smlCutter);
}
}
catch (Exception ex)
{
_Logger.Error(ex.Message);
sp.BaseStream.Flush();
}
}
private void CalculateConsumedPower(SmlMessageFinder smlCutter, SmlMessageParser parser)
{
if (false == _LastComsumedEnergy_Wh.MeasuredTime.HasValue)
{
// first point
_LastComsumedEnergy_Wh.MeasuredTime = smlCutter.MeasuredTime;
_LastComsumedEnergy_Wh.Value = parser.ConsumedEnergy1_Wh;
}
else
{
double?watt = CalcWattDifference(parser.ConsumedEnergy1_Wh, smlCutter.MeasuredTime,
_LastComsumedEnergy_Wh.Value, _LastComsumedEnergy_Wh.MeasuredTime.Value);
if (watt.HasValue)
{
var box = new MeasureValueBox();
box.MeasuredUtcTime = _LastComsumedEnergy_Wh.MeasuredTime.Value.ToUniversalTime();
box.MeasuredValues.Add("EHZ.MeasureTime", _LastComsumedEnergy_Wh.MeasuredTime.Value);
box.MeasuredValues.Add("EHZ.ComsumedPower", watt.Value);
_Queue.Send(box);
_LastComsumedEnergy_Wh.MeasuredTime = smlCutter.MeasuredTime;
_LastComsumedEnergy_Wh.Value = parser.ConsumedEnergy1_Wh;
}
}
}