/// <summary>
/// The process distractors.
/// </summary>
/// <param name="question">
/// The question.
/// </param>
/// <param name="convertedQuestion">
/// The converted question.
/// </param>
/// <param name="saveImage">
/// The save image.
/// </param>
/// <param name="subModuleItem">
/// The sub module item.
/// </param>
/// <param name="creator">
/// The creator.
/// </param>
/// <param name="distractorModel">
/// The distractor model.
/// </param>
private static void ProcessDistractors(
EdugameQuestion question,
Question convertedQuestion,
Func <string, string, File> saveImage,
SubModuleItem subModuleItem,
User creator,
DistractorModel distractorModel)
{
foreach (EdugameDistractor distractor in question.Distractors)
{
Distractor convertedDistractor = EdugameConverter.Convert(distractor, convertedQuestion);
File distractorImage = saveImage(distractor.ImageName, distractor.Image);
if (distractorImage != null)
{
convertedDistractor.Image = distractorImage;
}
if (convertedDistractor.CreatedBy == null)
{
convertedDistractor.CreatedBy = subModuleItem.Return(x => x.CreatedBy, creator);
}
if (convertedDistractor.ModifiedBy == null)
{
convertedDistractor.ModifiedBy = convertedDistractor.CreatedBy;
}
if (subModuleItem != null)
{
distractorModel.RegisterSave(convertedDistractor);
}
convertedQuestion.Distractors.Add(convertedDistractor);
}
}
/// <summary>
/// Converts WebEx question to Edugame question.
/// </summary>
/// <param name="value">WebEx question.</param>
/// <param name="questionTypes">List of question types DTO.</param>
/// <returns>Edugame question.</returns>
public static EdugameQuestion Convert(WebExQuestion value, List <QuestionType> questionTypes)
{
if (value == null)
{
return(null);
}
var result = new EdugameQuestion
{
Distractors = value.Answers.Select(Convert).ToList(),
Feedback = new EdugameQuestionFeedback
{
Correct = string.Empty,
Incorrect = string.Empty
},
Instruction = string.Empty,
Order = 0,
Score = 0,
Title = value.Title,
Type = Convert(value.Type, questionTypes)
};
//to be multiple at least 2 distractors should be set as IsCorrect
if (value.Type == WebExQuestionType.MultipleChoice)
{
if (result.Distractors.Count(x => x.IsCorrect) <= 1)
{
result.Distractors.ForEach(x => x.IsCorrect = true);
}
}
//in case of single choice only one should be true
if (value.Type == WebExQuestionType.SingleChoice)
{
if (result.Distractors.Count(x => x.IsCorrect) == 0)
{
var distractor = result.Distractors.FirstOrDefault();
if (distractor != null)
{
distractor.IsCorrect = true;
}
}
}
return(result);
}
/// <summary>
/// The process custom questions.
/// </summary>
/// <param name="question">
/// The question.
/// </param>
/// <param name="dto">
/// The DTO.
/// </param>
/// <returns>
/// The <see cref="QuestionFor"/>.
/// </returns>
private QuestionFor ProcessCustomQuestionType(Question question, EdugameQuestion dto)
{
switch (question.QuestionType.Id)
{
case (int)QuestionTypeEnum.TrueFalse:
var qtf = new QuestionForTrueFalse
{
PageNumber = dto.PageNumber,
IsMandatory = dto.IsMandatory ?? false,
Question = question
};
if (question.SubModuleItem != null)
{
this.QuestionForTrueFalseModel.RegisterSave(qtf);
}
return(qtf);
case (int)QuestionTypeEnum.Rate:
var qr = new QuestionForRate
{
AllowOther = dto.AllowOther,
Restrictions = dto.Restrictions,
PageNumber = dto.PageNumber,
IsMandatory = dto.IsMandatory ?? false,
Question = question
};
if (question.SubModuleItem != null)
{
this.QuestionForRateModel.RegisterSave(qr);
}
return(qr);
case (int)QuestionTypeEnum.OpenAnswerMultiLine:
case (int)QuestionTypeEnum.OpenAnswerSingleLine:
var qoa = new QuestionForOpenAnswer();
qoa.Restrictions = dto.Restrictions;
qoa.PageNumber = dto.PageNumber;
qoa.IsMandatory = dto.IsMandatory ?? false;
qoa.Question = question;
if (question.SubModuleItem != null)
{
this.QuestionForOpenAnswerModel.RegisterSave(qoa);
}
return(qoa);
case (int)QuestionTypeEnum.RateScaleLikert:
var ql = new QuestionForLikert
{
AllowOther = dto.AllowOther,
PageNumber = dto.PageNumber,
IsMandatory = dto.IsMandatory ?? false,
Question = question
};
if (question.SubModuleItem != null)
{
this.QuestionForLikertModel.RegisterSave(ql);
}
return(ql);
case (int)QuestionTypeEnum.SingleMultipleChoiceImage:
case (int)QuestionTypeEnum.SingleMultipleChoiceText:
var qc = new QuestionForSingleMultipleChoice
{
AllowOther = dto.AllowOther,
PageNumber = dto.PageNumber,
IsMandatory = dto.IsMandatory ?? false,
Restrictions = dto.Restrictions,
Question = question
};
if (question.SubModuleItem != null)
{
this.QuestionForSingleMultipleChoiceModel.RegisterSave(qc);
}
return(qc);
case (int)QuestionTypeEnum.WeightedBucketRatio:
var qw = new QuestionForWeightBucket
{
AllowOther = dto.AllowOther,
PageNumber = dto.PageNumber,
TotalWeightBucket = dto.TotalWeightBucket,
WeightBucketType = dto.WeightBucketType,
IsMandatory = dto.IsMandatory ?? false,
Question = question
};
if (question.SubModuleItem != null)
{
this.QuestionForWeightBucketModel.RegisterSave(qw);
}
return(qw);
}
return(null);
}
