public RTValue FetchRealTimeData(string pnt)
{
int nret = 0;
double dval = 0;
DateTime timestamp = DateTime.Now;
string status = "";
string desc = "";
string units = "";
RTValue rtVal;
try
{
nret = RealTime.DNAGetRTAll(pnt, out dval, out timestamp, out status, out desc, out units);//get RT value
if (nret == 0)
{
rtVal = new RTValue {
Dval = dval, Timestamp = timestamp, Status = status, Units = units
};
return(rtVal);
}
}
catch (Exception ex)
{
Console.WriteLine("Error while fetching realtime result " + ex.Message);
return(null);
}
return(null);
}
public RealResult GetRealData(string pnt)
{
int nret = 0;
double dval = 0;
DateTime timestamp = DateTime.Now;
string status = "";
string desc = "";
string units = "";
RealResult realVal = new RealResult();
RealResult fallbackRes = new RealResult();
try
{
nret = RealTime.DNAGetRTAll(pnt, out dval, out timestamp, out status, out desc, out units);//get RT value
if (nret == 0)
{
realVal = new RealResult {
dval = dval, timestamp = timestamp, status = status, units = units
};
return(realVal);
}
}
catch (Exception ex)
{
Console.WriteLine("Error while fetching realtime result " + ex.Message);
return(fallbackRes);
}
return(fallbackRes);
}
public ScadaPointResult FetchCurrentPointData(ScadaDataPoint point)
{
// Fetch a realtime value of the point
DateTime timestamp = DateTime.Now;
//get Realtime value
int nret = RealTime.DNAGetRTAll(point.Id_, out double dval, out timestamp, out string status, out string desc, out string units);
ScadaPointResult scadaPointResult;
if (nret == 0)
{
scadaPointResult = new ScadaPointResult(dval, status, timestamp, units);
return(scadaPointResult);
}
return(null);
}
// GET api/values/history?type=snap&pnt=something&strtime=30/11/2016/00:00:00&endtime=30/11/2016/23:59:00&secs=60
// GET api/values/real?pnt=something
public object Get(string id, [FromUri] string pnt = "WRLDC.PHASOR.WRDC0783", [FromUri] string strtime = "30/11/2016/00:00:00", [FromUri] string endtime = "30/11/2016/23:59:00", [FromUri] int secs = 60, [FromUri] string type = "snap", [FromUri] string service = "WRDCMP.SCADA1")
{
//testing the function
/*
* int nret = 1440;
* dynamic jsonObject = new JObject();
* jsonObject.data = new JArray { };
* //testing the function
* while (nret >= 0)
* {
* dynamic resultObj = new JObject();
* resultObj.dval = "val1";
* resultObj.timestamp = "val2";
* resultObj.status = "val3";
* jsonObject.data.Add(resultObj);
*
* nret = nret - 1;
* }
* return jsonObject;
*/
//testing the function
int nret = 0;
string format = "dd/MM/yyyy/HH:mm:ss";
if (id == "history")
{
/*
* string r = @"(\d{2})/(\d{2})/(\d{4})/(\d{2}):(\d{2}):(\d{2})";
* MatchCollection matches = Regex.Matches(strtime, r);
* foreach (Match match in matches)
* {
* Console.WriteLine(match.Groups[1].Value);
* Console.WriteLine(match.Groups[2].Value);
* Console.WriteLine(match.Groups[3].Value);
* Console.WriteLine(match.Groups[4].Value);
* Console.WriteLine(match.Groups[5].Value);
* Console.WriteLine(match.Groups[6].Value);
* }
*/
//get history values
ArrayList historyResults = new ArrayList();
try
{
uint s = 0;
double dval = 0;
DateTime timestamp = DateTime.Now;
string status = "";
TimeSpan period = TimeSpan.FromSeconds(secs);
//history request initiation
if (type == "raw")
{
nret = History.DnaGetHistRaw(pnt, DateTime.ParseExact(strtime, format, CultureInfo.InvariantCulture), DateTime.ParseExact(endtime, format, CultureInfo.InvariantCulture), out s);
}
else if (type == "snap")
{
nret = History.DnaGetHistSnap(pnt, DateTime.ParseExact(strtime, format, CultureInfo.InvariantCulture), DateTime.ParseExact(endtime, format, CultureInfo.InvariantCulture), period, out s);
}
else if (type == "average")
{
nret = History.DnaGetHistAvg(pnt, DateTime.ParseExact(strtime, format, CultureInfo.InvariantCulture), DateTime.ParseExact(endtime, format, CultureInfo.InvariantCulture), period, out s);
}
else if (type == "min")
{
nret = History.DnaGetHistMin(pnt, DateTime.ParseExact(strtime, format, CultureInfo.InvariantCulture), DateTime.ParseExact(endtime, format, CultureInfo.InvariantCulture), period, out s);
}
else if (type == "max")
{
nret = History.DnaGetHistMax(pnt, DateTime.ParseExact(strtime, format, CultureInfo.InvariantCulture), DateTime.ParseExact(endtime, format, CultureInfo.InvariantCulture), period, out s);
}
while (nret == 0)
{
nret = History.DnaGetNextHist(s, out dval, out timestamp, out status);
if (status != null)
{
historyResults.Add(new histResult {
dval = dval, timestamp = timestamp, status = status
});
}
}
}
catch (Exception ex)
{
Console.WriteLine("Error while fetching history results " + ex.Message);
historyResults = new ArrayList();
}
return(historyResults);
}
else if (id == "real")
{
double dval = 0;
DateTime timestamp = DateTime.Now;
string status = "";
string desc = "";
string units = "";
realResult realVal;
try
{
nret = RealTime.DNAGetRTAll(pnt, out dval, out timestamp, out status, out desc, out units);//get RT value
if (nret == 0)
{
realVal = new realResult {
dval = dval, timestamp = timestamp, status = status, units = units
};
return(realVal);
}
}
catch (Exception ex)
{
Console.WriteLine("Error while fetching realtime result " + ex.Message);
return(null);
}
return(null);
}
else if (id == "longtoshort")
{
string shortId = "";
try
{
InStep.eDNA.EzDNAApiNet.Configuration.ShortIdFromLongId(service, pnt, out shortId);
}
catch (Exception ex)
{
Console.WriteLine("Error while fetching longtoshort result " + ex.Message);
shortId = "";
}
return(new { shortId = shortId });
}
else
{
return(null);
}
}