public double Compare(XmlBase answer, double Value)
{
var order = answer as XmlMultyAnswer;
if (order == null)
{
throw new Exception("Wrong answer type");
}
if (order.Answer.Length != Options.Count())
{
throw new Exception("Answer is initialized wrong");
}
var correctAnswer = Options.Select(x => x.Id).ToList();
double eCount = 0;
for (int i = 0; i < order.Answer.Length; ++i)
{
if (order.Answer[i] != correctAnswer[i])
{
eCount++;
}
}
return(Value * (1 - (eCount / order.Answer.Length)));
}
public double Compare(XmlBase answer, double Value)
{
var _answer = answer as XmlTextInputAnswer;
if (_answer == null)
{
throw new Exception("Wrong answer type");
}
if (Input == _answer.Answer)
{
return(Value);
}
return(0);
}
public static XElement SerializeAbstract(XmlBase obj)
{
//var type = property.PropertyType.GetGenericArguments()[0];
//var methodInfo = typeof(DiagramWorker).GetRuntimeMethods()
// .Where(x => x.Name == "CompareList").Single();
//var genericMethod = methodInfo.MakeGenericMethod(type);
//genericMethod.Invoke(this, new object[]
// { property.GetValue(_correct), property.GetValue(_received), result });
var methodInfo = typeof(XmlBase).GetRuntimeMethods().
Where(x => x.Name == "_instanceSerializer").Single();
var genericMethod = methodInfo.MakeGenericMethod(obj.GetType());
return((XElement)genericMethod.Invoke(obj, new object[] { obj }));
}
public double Compare(XmlBase answer, double Value)
{
if (ListType == null)
{
throw new Exception("list isn't initialized");
}
if (this.ListType == XmlQuestionType.Checkbox)
{
var converted = answer as XmlMultyAnswer;
var trueAnswers = Options.Where(x => x.IsTrue).Select(y => y.Id).ToList();
double trueCount = 0;
foreach (var item in converted.Answer)
{
if (trueAnswers.Contains(item))
{
trueCount++;
}
}
return((Value / trueAnswers.Count) * trueCount);
}
else
{
var converted = answer as XmlSingleAnswer;
if (converted.Answer == Options.Single(x => x.IsTrue).Id)
{
return(Value);
}
return(0);
}
}
public double Compare(XmlBase answer, double Value)
{
if (MatchingType == XmlMatchingType.Multy)
{
var _answer = answer as XmlMatchingMultyAnswer;
double eCount = 0;
foreach (var item in Answers)
{
if (!_answer.Answer.Contains(item))
{
++eCount;
}
}
foreach (var item in _answer.Answer)
{
if (!Answers.Contains(item))
{
++eCount;
}
}
if (eCount >= Answers.Count)
{
eCount = Answers.Count;
}
return(Value * (1 - (eCount / Answers.Count)));
}
else if (MatchingType == XmlMatchingType.Single)
{
var _answer = answer as XmlMatchingSingleAnswer;
var correctAnswers = Answers.OrderBy(x => x.Key).
Select(y => y.Value).ToList();
var input = _answer.Answer.ToList().Take(Rows.Count).ToList();
double eCount = 0;
if (correctAnswers.Count != input.Count())
{
throw new Exception("Matching - wrong option count");
}
for (int i = 0; i < correctAnswers.Count; ++i)
{
if (correctAnswers[i] != input[i])
{
eCount++;
}
}
return(Value * (1 - (eCount / correctAnswers.Count)));
}
else
{
throw new Exception("Matching isn't initialized");
}
}
