private IChannelMetadataRecord ToChannelMetadataRecord(IEtpAdapter etpAdapter, Channel channel, IList <IIndexMetadataRecord> indexMetadata)
{
var uri = channel.GetUri();
var channelIndex = GetIndexRange(channel);
var lastChanged = channel.Citation.LastUpdate.ToUnixTimeMicroseconds().GetValueOrDefault();
var primaryIndex = indexMetadata.FirstOrDefault();
var isTimeIndex = etpAdapter.IsTimeIndex(primaryIndex);
var dataObject = etpAdapter.CreateDataObject();
etpAdapter.SetDataObject(dataObject, channel, uri, channel.Mnemonic, 0, lastChanged);
var metadata = etpAdapter.CreateChannelMetadata(uri);
metadata.DataType = channel.DataType.GetValueOrDefault(EtpDataType.@double).ToString().Replace("@", string.Empty);
metadata.Description = channel.Citation != null ? channel.Citation.Description ?? channel.Mnemonic : channel.Mnemonic;
metadata.ChannelName = channel.Mnemonic;
metadata.Uom = Units.GetUnit(channel.Uom);
metadata.MeasureClass = channel.ChannelClass?.Title ?? ObjectTypes.Unknown;
metadata.Source = channel.Source ?? ObjectTypes.Unknown;
metadata.Uuid = channel.Mnemonic;
metadata.DomainObject = dataObject;
//metadata.Status = (ChannelStatuses)(int)channel.GrowingStatus.GetValueOrDefault(ChannelStatus.inactive);
metadata.StartIndex = primaryIndex == null ? null : channelIndex.Start.IndexToScale(primaryIndex.Scale, isTimeIndex);
metadata.EndIndex = primaryIndex == null ? null : channelIndex.End.IndexToScale(primaryIndex.Scale, isTimeIndex);
metadata.Indexes = etpAdapter.ToList(indexMetadata);
return(metadata);
}
/// <summary>
/// Determines the data type of the index.
/// </summary>
/// <param name="etpAdapter">The ETP adapter.</param>
/// <param name="index">The index.</param>
/// <returns><c>true</c> if the index is increasing; otherwise, <c>false</c>.</returns>
public static string GetDataType(this IEtpAdapter etpAdapter, IIndexMetadataRecord index)
{
if (index == null)
{
return(string.Empty);
}
return(etpAdapter is Energistics.Etp.v11.Etp11Adapter
? "long"
: etpAdapter.IsTimeIndex(index) ? "long" : "double");
}
/// <summary>
/// Determines the data type of the index.
/// </summary>
/// <param name="etpAdapter">The ETP adapter.</param>
/// <param name="index">The index.</param>
/// <returns><c>true</c> if the index is increasing; otherwise, <c>false</c>.</returns>
public static string GetDataType(this IEtpAdapter etpAdapter, IIndexMetadataRecord index)
{
if (index == null)
{
return(string.Empty);
}
return(etpAdapter.SupportedVersion == EtpVersion.v11
? "long"
: etpAdapter.IsTimeIndex(index) ? "long" : "double");
}
/// <summary>
/// Returns the specified indexValue as an object of the correct type.
/// </summary>
/// <param name="etpAdapter">The ETP adapter.</param>
/// <param name="index">The index metadata.</param>
/// <param name="indexValue">The index value.</param>
/// <returns>
/// <c>true</c> if the index is increasing; otherwise, <c>false</c>.
/// </returns>
public static object GetIndexValue(this IEtpAdapter etpAdapter, IIndexMetadataRecord index, long?indexValue)
{
if (index == null)
{
return(string.Empty);
}
var value = indexValue ?? 0;
if (etpAdapter is Energistics.Etp.v11.Etp11Adapter || etpAdapter.IsTimeIndex(index))
{
return(value);
}
return((double)value);
}
/// <summary>
/// Returns the specified indexValue as an object of the correct type.
/// </summary>
/// <param name="etpAdapter">The ETP adapter.</param>
/// <param name="index">The index metadata.</param>
/// <param name="indexValue">The index value.</param>
/// <returns>
/// <c>true</c> if the index is increasing; otherwise, <c>false</c>.
/// </returns>
public static object GetIndexValue(this IEtpAdapter etpAdapter, IIndexMetadataRecord index, long?indexValue)
{
if (index == null)
{
return(string.Empty);
}
var value = indexValue ?? 0;
if (etpAdapter.SupportedVersion == EtpVersion.v11 || etpAdapter.IsTimeIndex(index))
{
return(value);
}
return((double)value);
}