public ActionResult <TestOutputModel> GetTestAllInfoById(int testId) { Mapper mapper = new Mapper(); AuthorDataAccess tests = new AuthorDataAccess(); var test = tests.GetTestById(testId); TestStatistics testStatistics = new TestStatistics(testId); if (test == null) { return(BadRequest("Теста не существует")); } TestOutputModel model = mapper.ConvertTestDTOToTestOutputModel(tests.GetTestById(testId)); PassedFailedModel pfs = testStatistics.GetPassedFailedStats(testId); model.Questions = mapper.ConvertQuestionDTOToQuestionModelList(tests.GetQuestionsByTestID(testId)); model.Tags = mapper.ConvertTagDTOToTagModelList(tests.GetTagsInTest(testId)); model.AverageResult = testStatistics.GetAverageResults(testId); model.Passed = pfs.Passed; model.Failed = pfs.Failed; model.SuccessRate = pfs.SuccessRate; foreach (QuestionOutputModel qModel in model.Questions) { qModel.Answers = mapper.ConvertAnswerDTOToAnswerModelList(tests.GetAnswerByQuestionId(qModel.ID)); QuestionStatistics statistics = new QuestionStatistics(qModel.ID); qModel.PercentageOfCorrectlyAnswered = statistics.GetPercentageOfCorrectlyAnswered(qModel.ID); Dictionary <int, double> answersPercent = new Dictionary <int, double>(); answersPercent = statistics.GetPercentageOfPeopleChoosingAnswer(qModel.ID); foreach (var answer in qModel.Answers) { foreach (var i in answersPercent) { if (answer.ID == i.Key) { answer.PercentageOfPeopleChoosingAnswer = i.Value; } else { answer.PercentageOfPeopleChoosingAnswer = 0; } } } } return(Ok(model)); }