private static void ProcessData()
{
Console.WriteLine("Загрузка результатов вопросов...");
var files =
Directory.GetFiles(
Directory.GetCurrentDirectory(),
"TR_*.json", SearchOption.TopDirectoryOnly);
var testResults = files
.Select(BaseHelper.LoadJson <TestResult>)
.ToList();
var combinedResult = new TestResult();
foreach (var text in testResults.SelectMany(tr => tr.Result.Questions).Select(q => q.Text))
{
var questions = testResults
.SelectMany(tr => tr.Result.Questions)
.Where(q => q.Text == text && q.AnswerTime.HasValue)
.ToArray();
var timings = questions
.Select(q => q.AnswerTime.Value.TotalMilliseconds)
.ToArray();
var average = timings.Average();
var sumOfSquaresOfDifferences = timings
.Select(val => (val - average) * (val - average))
.Sum();
var sd = Math
.Sqrt(sumOfSquaresOfDifferences / timings.Length);
combinedResult.AddQuestion(new Question(questions.First(), TimeSpan.FromMilliseconds(average), sd));
}
combinedResult.SaveJson($"PR_{DateTime.Now:yyyy-dd-M--HH-mm-ss}.json");
var graph = WeightedGraph.FromTestResult(combinedResult);
File.WriteAllText($"PR_{DateTime.Now:yyyy-dd-M--HH-mm-ss}.dot", graph.ToDot());
}
