public void PostResult(AgentInstructions instructions, AgentInstructionsResult r)
{
DataPair[] results = r.Data;
if (results == null)
{
throw new Exception("Get Initial Data received no response data");
}
DataPair result = results.FirstOrDefault(x => x.Name == "initialData");
if (result == null || !(result.OutputValue is OpcInitialData))
{
throw new Exception("Get Initial Data did not get the expected data");
}
OpcInitialData initialData = result.OutputValue as OpcInitialData;
string url = instructions.Data.FirstOrDefault(d => d.Name == "opcServerUrl")?.OutputValue as string;
if (string.IsNullOrEmpty(url))
{
throw new Exception("No URL found in agent instructions");
}
bool?valuesOnly = instructions.Data.FirstOrDefault(d => d.Name == "valuesOnly")?.OutputValue as bool?;
if (valuesOnly == false && initialData.Values == null)
{
throw new Exception("No values found in agent instructions");
}
OPCEngine.HandleInitialData(url, initialData);
}
internal static void HandleInitialData(string url, OpcInitialData initialData)
{
log.Debug("HandleInitialData entered");
OPCServerFolderBehaviorData folderExt = EntityCache <OPCServerFolderBehaviorData> .GetCache().AllEntities.FirstOrDefault(s => s.Url == url);
Folder f = folderExt?.GetEntity() as Folder;
if (f == null)
{
throw new Exception("No OPC server found with this URL");
}
if (initialData.Nodes != null)
{
UpdateTagsInFolder(f.FolderID + ".tagdata", f.FolderID, url, initialData.Nodes);
}
string[] eventIds = FolderService.GetFolderEntities <OPCEvent>(f.FolderID).Select(e => e.Id).ToArray();
foreach (BaseTagValue value in initialData.Values)
{
// Record the value separately for each event, because they might update at different rates:
foreach (string eventId in eventIds)
{
string key = eventId + "|" + value.Path;
OPCEngine.mostRecentValues[key] = value;
}
}
log.Debug("HandleInitialData complete");
}