public static EPAResults.StoretResultFlatDataTable GetStationResults(string Agency, string SiteCode, string VariableName, W3CDateTime?BeginDate, W3CDateTime?EndDate)
{
WqxResultsToDataset svc = new WqxResultsToDataset();
svc.Organization = Agency;
svc.MonitoringLocation = SiteCode;
svc.CharacteristicName = VariableName;
svc.SetDateRange(BeginDate, EndDate);
if (svc.getCount() < 20000)
{
EPAResults.StoretResultFlatDataTable results = svc.getResults();
return(results);
}
return(null);
}
public override object GetTimeSeries(
locationParam lp,
variableParamVersion vp,
W3CDateTime?startDate,
W3CDateTime?endDate)
{
if ((endDate.HasValue && startDate.HasValue) && endDate.Value.DateTime < startDate.Value.DateTime)
{
throw new WaterOneFlowException("No Data. End Date must be greater than Start Date");
}
TimeSeriesResponseType result = null;
result = CuahsiBuilder.CreateTimeSeriesObject();
string[] StationsList = new string[] { lp.SiteCode };
SiteInfoType sit = null;
try
{
sit = DataInfoService.GetSite(lp);
result.timeSeries.sourceInfo = sit;
}
catch (WaterOneFlowException ex)
{
log.Info("EPA Bad Site Request" + vp.ToString());
throw ex;
}
catch (WaterOneFlowServerException ex)
{
log.Error("EPA server issued with Site Request" + vp.ToString());
throw ex;
}
catch (WaterOneFlowSourceException ex)
{
log.Error("EPA source issued with Site Request" + vp.ToString());
throw ex;
}
catch (Exception ex)
{
log.Error("EPA source issued with Site Request" + vp.ToString());
throw new WaterOneFlowServerException("Uncaught Exception in EPA Time series site reuqest", ex);
}
result.queryInfo.criteria.locationParam = lp.ToString();
result.queryInfo.criteria.variableParam = vp.ToString();
// not fully correct, but just choose the first one.
VariableInfoType[] vits = null;
try {
vits = DataInfoService.GetVariableInfoObject(vp);
result.timeSeries.variable = vits[0];
} catch (WaterOneFlowException ex)
{
log.Info("EPA Bad variable Request" + vp.ToString());
throw ex;
}
catch (WaterOneFlowServerException ex)
{
log.Error("EPA server issued with variable Request" + vp.ToString());
throw ex;
} catch (WaterOneFlowSourceException ex)
{
log.Error("EPA source issued with variable Request" + vp.ToString());
throw ex;
} catch (Exception ex)
{
log.Error("EPA source issued with variable Request" + vp.ToString());
throw new WaterOneFlowServerException("Uncaught Exception in EPA Time series site reuqest", ex);
}
String variableName = result.timeSeries.variable.variableName;
string agency = GetAgencyEpaSiteCode(lp);
string siteCode = GetSiteIDEpaSiteCode(lp);
EPAResults.StoretResultFlatDataTable table =
WqxResultsToDataset.GetStationResults(
agency, siteCode,
variableName, startDate, endDate);
if (table.Rows.Count == 0)
{ // no retults, just go back
result.timeSeries.values = new TsValuesSingleVariableType();
result.timeSeries.values.count = "0";
return(result);
}
DataRowCollection unitNameRows = EPAResponseUnits(table);
// for now
if (unitNameRows.Count > 1)
{
//throw new WaterOneFlowSourceException(
// " EPA Returned more than one unit for request."
// + " This is not supported at the present time" );
// no longer want an error. return data
log.Info("EPA STATION WITH MORE THAN ONE UNIT: '" + lp.ToString());
}
/* Logic neded for multiple units
* select one with max count or latest one?
* if max get count for each unit
* For the selected unit,
* * create a subtable,
* * populate values
*
* Future:
* for each unit
* *collect a subtable, populate values
* */
/* need to creat a units element
* The units returned, are not necessarily the ones in the series catalog
*/
//string unitName = unitNameRows[0].ItemArray[0].ToString().Trim();
//result.timeSeries.variable.units = CuahsiBuilder.CreateUnitsElement(null, null, unitName, unitName);
foreach (DataRow row in unitNameRows)
{
string unitName = row.ItemArray[0].ToString().Trim();
result.timeSeries.variable.units = CuahsiBuilder.CreateUnitsElement(null, null, unitName, unitName);
StringBuilder select = new StringBuilder();
select.AppendFormat("[VariableUnitsAbbreviation]='{0}'", WaterOneFlowImpl.WSUtils.SqlEncode(unitName));
if (startDate.HasValue)
{
select.AppendFormat(" AND [localDateTime] > '{0}' ", startDate.Value.DateTime.ToString("s"));
}
if (endDate.HasValue)
{
select.AppendFormat(" AND [localDateTime] < '{0}' ", endDate.Value.DateTime.AddDays(1).ToString("s"));
}
EPAResults.StoretResultFlatRow[] rowsWithUnit = (EPAResults.StoretResultFlatRow[])table.Select(select.ToString());
result.timeSeries.values = DataValuesBuilder.CreateValuesElement(rowsWithUnit);
result.timeSeries.values.unitsAbbreviation = unitName; // abbreviated name is presently returned
}
/* for now, just adding the methods, without the reference to the
* value they came from. That will take a bit of work.
* need to generate unique methodID's for distinct methods
* then populate the methodID in the table,
* then send to the value generator
* */
/***** This can cause more method, if nore than one parameter is returned
* eg pH presently returns phosphorous
* */
DataRowCollection methodNameRows = EPAResponseMethods(table);
if (methodNameRows != null && methodNameRows.Count > 0)
{
List <MethodType> methods;
if (result.timeSeries.values.method == null)
{
methods = new List <MethodType>();
}
else
{
methods = new List <MethodType>(result.timeSeries.values.method);
}
foreach (DataRow row in methodNameRows)
{
MethodType method = new MethodType();
method.MethodDescription = row.ItemArray[0].ToString();
methods.Add(method);
}
result.timeSeries.values.method = methods.ToArray();
}
return(result);
}