public double CheckDislikedMakes(Car car, Dictionary <int, Answer> answers)
{
Answer_List_String answer = answers[DISLIKEDCARMAKES_INDEX] as Answer_List_String;
List <String> answerValue = answer.AnswerValue() as List <String>;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
if (!answerValue.Contains(car.Make))
{
rating = 1.0;
}
else
{
rating = 0;
}
return(rating * importance);
}
public double CheckPrefCarType(Car car, Dictionary <int, Answer> answers)
{
Answer_List_String answer = answers[PREFCARTYPE_INDEX] as Answer_List_String;
List <String> answerValue = answer.AnswerValue() as List <String>;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
if (answerValue.Contains(car.CarType))
{
rating = 1.0;
}
else
{
rating = 0;
}
return(rating * importance);
}
public double CheckTransmission(Car car, Dictionary <int, Answer> answers)
{
Answer_List_String answer = answers[TRANSMISSION_INDEX] as Answer_List_String;
List <String> answerValue = answer.AnswerValue() as List <String>;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
if (answerValue.Contains(car.Transmission))
{
rating = 1.0;
}
else
{
rating = 0.0;
}
return(rating * importance);
}
public double CheckEnginTypeAndCylinder(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[PRIMARYDRIVINGENVIRONMENT_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
if (userInput == car.EngineType)
{
rating = 1.0;
}
else
{
rating = 0.0;
}
double currentRating = rating * importance;
double possibleCylinderRating = 0.0;
if (answers.ContainsKey(CYLINDERCOUNT_INDEX))
{
Answer_List_String cylinderAnswer = answers[CYLINDERCOUNT_INDEX] as Answer_List_String;
List <String> answerValue = cylinderAnswer.AnswerValue() as List <String>;
rating = 0.0;
importance = (double)cylinderAnswer.Importance() / 5.0;
if (answerValue.Contains(car.EngineConstruction))
{
rating = 1.0;
}
possibleCylinderRating = rating * importance;
}
return(currentRating + possibleCylinderRating);
}
public double CheckHorsePower(Car car, Dictionary <int, Answer> answers)
{
Answer_List_String answer = answers[HORSEPOWER_INDEX] as Answer_List_String;
List <String> answerValue = answer.AnswerValue() as List <String>;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
double upperRange;
double upper;
double lowerRange;
double lower;
//ToDo: Handle if answer is 600+
if (answerValue[0] == "600+")
{
lowerRange = 600;
upperRange = 100000;
}
else
{
string[] elements = answerValue[0].Split('-');
lowerRange = Double.Parse(elements[0]);
upperRange = Double.Parse(elements[1]);
}
for (int i = 1; i < answerValue.Count; i++)
{
string s = answerValue[i];
double tempLower;
double tempUpper;
if (s == "600+")
{
tempLower = 600;
tempUpper = 100000;
}
else
{
string [] elements = s.Split('-');
tempLower = Double.Parse(elements[0]);
tempUpper = Double.Parse(elements[1]);
}
if (tempLower < lowerRange)
{
lowerRange = tempLower;
}
if (tempUpper > upperRange)
{
upperRange = tempUpper;
}
}
lower = lowerRange * 0.8;
upper = upperRange * 1.2;
double x = car.Horsepower;
if (x <= lower)
{
rating = 0;
}
else if (x > lower && x < lowerRange)
{
rating = 1 / (lowerRange - lower) * (x - lower);
}
else if (x >= lowerRange && x <= upperRange)
{
rating = 1;
}
else if (x > upperRange && x <= upper)
{
rating = -1 / (upper - upperRange) * (x - upperRange) + 1;
}
else
{
rating = 0;
}
return(rating * importance);
}