private static Meter ParseDataSource(DataSourceRecord dataSource)
{
Meter meter;
MeterLocation meterLocation;
string name = dataSource.DataSourceName;
Guid vendorID = dataSource.VendorID;
Guid equipmentID = dataSource.EquipmentID;
meter = new Meter();
meter.Name = name;
meter.AssetKey = name;
meter.ShortName = name.Substring(0, Math.Min(name.Length, 50));
meterLocation = new MeterLocation();
meterLocation.AssetKey = meter.Name;
meterLocation.Name = string.Format("{0} location", meter.Name);
meterLocation.ShortName = meterLocation.Name.Substring(0, Math.Min(meterLocation.Name.Length, 50));
meterLocation.Description = meterLocation.Name;
if (vendorID != Vendor.None)
{
meter.Make = Vendor.ToString(vendorID);
}
if (equipmentID != Guid.Empty)
{
meter.Model = Equipment.ToString(equipmentID);
}
return(meter);
}
/// <summary>
/// Parses the file into a meter data set per meter contained in the file.
/// </summary>
/// <param name="filePath">The path to the file to be parsed.</param>
/// <returns>List of meter data sets, one per meter.</returns>
public void Parse(string filePath)
{
DataSourceRecord dataSource = null;
ObservationRecord observation;
IEnumerable <ChannelInstance> channelInstances;
Meter meter = null;
Channel channel;
DataSeries dataSeries;
DateTime[] timeData;
while (m_parser.HasNextObservationRecord())
{
observation = m_parser.NextObservationRecord();
if ((object)observation.DataSource == null)
{
continue;
}
if ((object)dataSource == null)
{
dataSource = observation.DataSource;
meter = ParseDataSource(dataSource);
m_meterDataSet.Meter = meter;
}
if (!AreEquivalent(dataSource, observation.DataSource))
{
throw new InvalidDataException($"PQDIF file \"{filePath}\" defines too many data sources.");
}
channelInstances = observation.ChannelInstances
.Where(channelInstance => QuantityType.IsQuantityTypeID(channelInstance.Definition.QuantityTypeID))
.Where(channelInstance => channelInstance.SeriesInstances.Any())
.Where(channelInstance => channelInstance.SeriesInstances[0].Definition.ValueTypeID == SeriesValueType.Time);
foreach (ChannelInstance channelInstance in channelInstances)
{
timeData = ParseTimeData(channelInstance);
foreach (SeriesInstance seriesInstance in channelInstance.SeriesInstances.Skip(1))
{
channel = ParseSeries(seriesInstance);
dataSeries = new DataSeries();
dataSeries.DataPoints = timeData.Zip(ParseValueData(seriesInstance), (time, d) => new DataPoint()
{
Time = time, Value = d
}).ToList();
dataSeries.SeriesInfo = channel.Series[0];
meter.Channels.Add(channel);
m_meterDataSet.DataSeries.Add(dataSeries);
}
}
}
}
// Static Methods
private static bool AreEquivalent(DataSourceRecord dataSource1, DataSourceRecord dataSource2)
{
if (ReferenceEquals(dataSource1, dataSource2))
{
return(true);
}
if ((object)dataSource1 == null || (object)dataSource2 == null)
{
return(false);
}
return(dataSource1.DataSourceName == dataSource2.DataSourceName &&
dataSource1.VendorID == dataSource2.VendorID &&
dataSource1.EquipmentID == dataSource2.EquipmentID);
}
