private async Task <bool> TrySendSubmissionResultsToQueue(XQueueClient client, XQueueExerciseSubmission submission)
{
var checking = submission.Submission.AutomaticChecking;
var courseManager = WebCourseManager.Instance;
var slide = courseManager.FindCourse(checking.CourseId)?.FindSlideById(checking.SlideId) as ExerciseSlide;
if (slide == null)
{
log.Warn($"Can't find exercise slide {checking.SlideId} in course {checking.CourseId}. Exit");
return(false);
}
var score = (double)checking.Score / slide.Scoring.PassedTestsScore;
if (score > 1)
{
score = 1;
}
var message = checking.IsCompilationError ? checking.CompilationError.Text : checking.Output.Text;
return(await client.PutResult(new XQueueResult
{
header = submission.XQueueHeader,
Body = new XQueueResultBody
{
IsCorrect = checking.IsRightAnswer,
Message = message,
Score = score,
}
}).ConfigureAwait(false));
}
private async Task <bool> TrySendSubmissionResultsToQueue(XQueueClient client, XQueueExerciseSubmission submission)
{
var checking = submission.Submission.AutomaticChecking;
var slide = (await courseManager.FindCourseAsync(checking.CourseId))?.FindSlideById(checking.SlideId, true) as ExerciseSlide;
if (slide == null)
{
log.Warn($"Can't find exercise slide {checking.SlideId} in course {checking.CourseId}. Exit");
return(false);
}
var score = checking.IsRightAnswer ? 1 : 0;
var message = checking.IsCompilationError ? checking.CompilationError.Text : checking.Output.Text;
return(await client.PutResult(new XQueueResult
{
header = submission.XQueueHeader,
Body = new XQueueResultBody
{
IsCorrect = checking.IsRightAnswer,
Message = message,
Score = score,
}
}));
}
private async Task <bool> SendSubmissionResultsToQueue(XQueueClient client, XQueueExerciseSubmission submission)
{
return(await FuncUtils.TrySeveralTimesAsync(
() => TrySendSubmissionResultsToQueue(client, submission),
5,
() => Task.Delay(TimeSpan.FromMilliseconds(1))));
}
public async Task ProcessResult(UserExerciseSubmission submission, RunningResults result)
{
var xQueueSubmission = await xQueueRepo.FindXQueueSubmission(submission);
if (xQueueSubmission == null)
{
return;
}
var watcher = xQueueSubmission.Watcher;
var client = new XQueueClient(watcher.BaseUrl, watcher.UserName, watcher.Password);
await client.Login();
if (await SendSubmissionResultsToQueue(client, xQueueSubmission))
{
await xQueueRepo.MarkXQueueSubmissionThatResultIsSent(xQueueSubmission);
}
}
private async Task GetAndProcessSubmissionFromXQueue(Database.Models.XQueueWatcher watcher)
{
if (!clientsCache.TryGetValue(watcher.Id, out var client))
{
client = new XQueueClient(watcher.BaseUrl, watcher.UserName, watcher.Password);
if (!await client.Login())
{
log.Error($"Can\'t login to xqueue {watcher.QueueName} ({watcher.BaseUrl}, user {watcher.UserName})");
return;
}
clientsCache[watcher.Id] = client;
}
var submission = await client.GetSubmission(watcher.QueueName);
if (submission == null)
{
return;
}
log.Info($"Got new submission in xqueue {watcher.QueueName}: {submission.JsonSerialize()}");
try
{
await ProcessSubmissionFromXQueue(watcher, submission);
}
catch (Exception e)
{
log.Error($"Error occurred while processing submission from xqueue: {e.Message}", e);
await client.PutResult(new XQueueResult
{
header = submission.header,
Body = new XQueueResultBody
{
Score = 0,
IsCorrect = false,
Message = "Sorry, we can't check your code now. Please retry or contact us at [email protected]",
}
});
}
}
public async Task ProcessResult(ULearnDb db, UserExerciseSubmission submission, RunningResults result)
{
var courseManager = WebCourseManager.Instance;
var xQueueRepo = new XQueueRepo(db, courseManager);
var xQueueSubmission = xQueueRepo.FindXQueueSubmission(submission);
if (xQueueSubmission == null)
{
return;
}
var watcher = xQueueSubmission.Watcher;
var client = new XQueueClient(watcher.BaseUrl, watcher.UserName, watcher.Password);
await client.Login().ConfigureAwait(false);
if (await SendSubmissionResultsToQueue(client, xQueueSubmission).ConfigureAwait(false))
{
await xQueueRepo.MarkXQueueSubmissionThatResultIsSent(xQueueSubmission).ConfigureAwait(false);
}
}
