public PITSDB(int[] sourceIDs, Resolution[] targetResolutions)
{
Resolutions = targetResolutions;
db = new Dictionary <int, Dictionary <Resolution, Dictionary <ValueType, AFAttribute> > >(sourceIDs.Length);
using (var connection = new PIConnection())
{
var template = PrepareTemplate(connection, targetResolutions);
LoadTimeSeries(connection, template, sourceIDs, targetResolutions);
}
}
private void LoadTimeSeries(PIConnection connection, AFElementTemplate template, int[] sourceIDs, Resolution[] resolutions)
{
foreach (int id in sourceIDs)
{
template.AddElement(id);
foreach (var resolution in resolutions)
{
foreach (var valueType in ValueTypes.All)
{
var name = template.GetTimeSeriesName(id, resolution, valueType);
var timeseries = connection.AddOrGetTimeSeries(name, PIPointType.Float32);
AddTimeSeries(id, resolution, valueType, timeseries);
}
}
}
}
private AFElementTemplate PrepareTemplate(PIConnection connection, Resolution[] resolutions)
{
connection.ClearTemplates();
var template = connection.AddTemplate(nameof(PITSDB));
foreach (var resolution in resolutions)
{
foreach (var valueType in ValueTypes.All)
{
template.AddTimeSeries(resolution, valueType);
}
}
template.CheckIn();
return(template);
}
private bool Clean()
{
Console.Write("Press enter to remove existing points from PI server or any other key to continue...");
bool remove = Console.ReadKey().Key == ConsoleKey.Enter;
Console.WriteLine();
if (!remove)
{
return(false);
}
using (var db = new PIConnection())
{
int deleted = db.ClearTimeSeries();
if (deleted == 0)
{
return(false);
}
Console.WriteLine($"Successfully deleted {deleted} time series from PI server but for the action to take effect on licence limits you must restart the system.");
Console.Write("Press esc to exit or any other key to continue...");
return(Console.ReadKey().Key == ConsoleKey.Escape);
}
}
