public async Task <RemedyPollResult> PollAsync(DateTime fromUtc)
{
Stopwatch watch = new Stopwatch();
var result = new RemedyPollResult(fromUtc);
IEnumerable <OutputMapping1GetListValues> workItemsChanged = null;
try { workItemsChanged = await _remedyService.GetRemedyChangedWorkItems(fromUtc); }
catch (Exception err)
{
result.ProcessErrors.Add(new ProcessError()
{
ErrorMessage = err.Message
});
}
if (workItemsChanged != null && workItemsChanged.Any())
{
await ProcessWorkItemsChanged(workItemsChanged, result, fromUtc);
}
result.EndTimeUtc = result.RecordsProcesed.Any()
? result.RecordsProcesed.Max(x => x.Last_Modified_Date)
: lastPollTimeUtc;
_logger.Information($"Finished Polling Remedy in { watch.Elapsed.TotalSeconds}s");
return(result);
}
private void SaveResult(RemedyPollResult result)
{
var filename = Path.Combine(_options.TempDirectory, $"{ResultFilePrefix}_{DateTime.Now.ToString("yyyyMMdd_HHmmss")}.log");
using (StreamWriter file = File.CreateText(filename))
{
JsonSerializer serializer = new JsonSerializer();
serializer.Serialize(file, result);
}
}
private async Task ProcessWorkItemsChanged(IEnumerable <OutputMapping1GetListValues> workItemsChanged,
RemedyPollResult result, DateTime timestampUtc)
{
Stopwatch watch = new Stopwatch();
watch.Start();
int count = 0;
foreach (var workItem in workItemsChanged)
{
_logger.Information("Processing workItemChanged for id {InstanceId}", workItem.InstanceId);
// We can do the next line because this service will always be in the same time zone as Remedy
DateTime lastModifiedDateUtc = workItem.Last_Modified_Date.ToUniversalTime();
if (lastModifiedDateUtc <= timestampUtc)
{
_logger.Warning($"WorkItem { workItem.WorkOrderID } has a last modified date less than or equal to our cutoff time, so ignoring ({ lastModifiedDateUtc } <= { timestampUtc }");
continue;
}
Exception error = null;
try
{
await TryProcessWorkItemChanged(workItem);
}
catch (Exception err)
{
error = err;
}
if (error == null)
{
result.RecordsProcesed.Add(workItem);
}
else
{
result.ProcessErrors.Add(new ProcessError()
{
WorkItem = workItem,
ErrorMessage = error.Message
});
}
count++;
}
TimeSpan avg = count > 0 ? watch.Elapsed / count : TimeSpan.Zero;
_logger.Information($"Processed { count } work item changes in { watch.Elapsed }. Average = { avg.TotalMilliseconds }ms/record ");
}