public virtual void AddNewAnswer(SurveyAnswer surveyAnswer) { if (surveyAnswer == null) { return; } var newSurveyAnswersSummary = new SurveyAnswersSummary(surveyAnswer.SlugName) { TotalAnswers = 1 }; foreach (var questionAnswer in surveyAnswer.QuestionAnswers) { var questionType = (QuestionType)Enum.Parse(typeof(QuestionType), questionAnswer.QuestionType); var questionAnswersSummary = new QuestionAnswersSummary { QuestionType = questionType, QuestionText = questionAnswer.QuestionText, PossibleAnswers = questionAnswer.PossibleAnswers }; newSurveyAnswersSummary.QuestionAnswersSummaries.Add(questionAnswersSummary); switch (questionType) { case QuestionType.SimpleText: var words = questionAnswer.Answer.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries); var wordCounts = new Dictionary <string, int>(); var stemmedWords = words.Where(w => !WordCloudFiltering.IsStopWord(w)) .Select(w => Regex.Replace(w, @"[^a-z0-9]", string.Empty, System.Text.RegularExpressions.RegexOptions.IgnoreCase)) .Where(w => !WordCloudFiltering.IsNumber(w)); stemmedWords.GroupBy(w => w, w => w).ToList() .ForEach(g => wordCounts.Add(g.Key, g.Count())); questionAnswersSummary.AnswersSummary = JsonConvert.SerializeObject(wordCounts); break; case QuestionType.MultipleChoice: var choiceCounts = new Dictionary <string, int> { { questionAnswer.Answer, 1 } }; questionAnswersSummary.AnswersSummary = JsonConvert.SerializeObject(choiceCounts); break; case QuestionType.FiveStars: var answer = double.Parse(questionAnswer.Answer); questionAnswersSummary.AnswersSummary = answer.ToString("F", CultureInfo.InvariantCulture); break; default: throw new ArgumentOutOfRangeException(); } } this.MergeWith(newSurveyAnswersSummary); }
internal static ClientModels.QuestionAnswersSummary ToQuestionAnswersSummary( this QuestionAnswersSummary questionAnswersSummary) { if (questionAnswersSummary == null) { throw new ArgumentException(nameof(questionAnswersSummary)); } return(new ClientModels.QuestionAnswersSummary() { AnswersSummary = questionAnswersSummary.AnswersSummary, PossibleAnswers = questionAnswersSummary.PossibleAnswers, QuestionText = questionAnswersSummary.QuestionText, QuestionType = questionAnswersSummary.QuestionType.ToQuestionType() }); }
public virtual void MergeWith(SurveyAnswersSummary surveyAnswersSummary) { if (surveyAnswersSummary == null) { return; } if (string.CompareOrdinal(this.SlugName, surveyAnswersSummary.SlugName) != 0) { throw new ArgumentException("The slug name of the surveyAnswersSummary does not match the slug name of this survey."); } if (this.TotalAnswers == 0) { this.QuestionAnswersSummaries = surveyAnswersSummary.QuestionAnswersSummaries; this.TotalAnswers = surveyAnswersSummary.TotalAnswers; return; } foreach (var newQuestionAnswersSummary in surveyAnswersSummary.QuestionAnswersSummaries) { QuestionAnswersSummary currentAnswer = newQuestionAnswersSummary; var existingQuestionAnswersSummary = this.QuestionAnswersSummaries.Single(s => s.QuestionText == currentAnswer.QuestionText); switch (existingQuestionAnswersSummary.QuestionType) { case QuestionType.SimpleText: case QuestionType.MultipleChoice: var existingChoiceCounts = JsonConvert.DeserializeObject <Dictionary <string, int> >(existingQuestionAnswersSummary.AnswersSummary); var newChoiceCounts = JsonConvert.DeserializeObject <Dictionary <string, int> >(newQuestionAnswersSummary.AnswersSummary); var allChoices = existingChoiceCounts.Keys.Union(newChoiceCounts.Keys); var mergedChoicesCounts = new Dictionary <string, int>(allChoices.Count()); foreach (var choice in allChoices) { int existingChoiceCount = 0; if (existingChoiceCounts.ContainsKey(choice)) { existingChoiceCount = existingChoiceCounts[choice]; } int newChoiceCount = 0; if (newChoiceCounts.ContainsKey(choice)) { newChoiceCount = newChoiceCounts[choice]; } mergedChoicesCounts.Add(choice, existingChoiceCount + newChoiceCount); } existingQuestionAnswersSummary.AnswersSummary = JsonConvert.SerializeObject(mergedChoicesCounts); break; case QuestionType.FiveStars: var newAnswersRating = double.Parse(newQuestionAnswersSummary.AnswersSummary, CultureInfo.InvariantCulture); var existingAnswersRating = double.Parse(existingQuestionAnswersSummary.AnswersSummary, CultureInfo.InvariantCulture); var updatedRatingAverage = ((newAnswersRating * surveyAnswersSummary.TotalAnswers) + (existingAnswersRating * this.TotalAnswers)) / (surveyAnswersSummary.TotalAnswers + this.TotalAnswers); existingQuestionAnswersSummary.AnswersSummary = updatedRatingAverage.ToString("F", CultureInfo.InvariantCulture); break; default: throw new ArgumentOutOfRangeException(); } } this.TotalAnswers += surveyAnswersSummary.TotalAnswers; }