public double CheckAcceleration(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[ACCELERATION_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
double lowerRange;
double lower;
double upperRange;
double upper;
if (userInput == "Egal")
{
return(0.0);
}
else if (userInput == "<3")
{
lowerRange = 1.0;
upperRange = 3.0;
}
else
{
String[] elements = userInput.Split('-');
lowerRange = Double.Parse(elements[0]);
upperRange = Double.Parse(elements[1]);
}
lower = lowerRange - 1;
upper = upperRange + 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);
}
public double CheckDrivingStyle(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[DRIVINGTYPE_INDEX] as Answer_1_String;
double rating = 0.0;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
if (car.RideComfort == userInput)
{
rating = 1.0;
}
return(importance * rating);
}
public double CheckFuelEconomy(Car car, Dictionary <int, Answer> answers)
{
if (!answers.ContainsKey(FUELECONOMY_INDEX))
{
return(0.0);
}
Answer_1_String answer = answers[FUELECONOMY_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
if (userInput == "Egal")
{
return(0.0);
}
String[] elements = userInput.Split('-');
double lowerRange = Double.Parse(elements[0]);
double lower = lowerRange - 1;
double upperRange = Double.Parse(elements[1]);
double upper = upperRange + 1;
double x = car.FuelEconomy;
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);
}
public double CheckPrimaryUseCase(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[PRIMARYUSECASE_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
if (userInput == car.IntendedUsecase)
{
rating = 1;
}
else
{
rating = 0;
}
return(rating * importance);
}
public double CheckPrimaryDrivingEnvirnoment(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.IntendedEnvironment)
{
rating = 1.0;
}
else
{
rating = 0.0;
}
return(rating * importance);
}
public double CheckBudget(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[BUGET_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
if (userInput == "Egal")
{
return(0.0);
}
double maxBudget = Double.Parse(userInput);
double lowerPriceRange = maxBudget * 0.67;
double upperPriceRange = maxBudget * 1.1;
double x = car.AvgSpecPrice;
if (x < lowerPriceRange)
{
rating = 0;
}
else if (x >= lowerPriceRange && x < maxBudget)
{
rating = (1 / (maxBudget - lowerPriceRange)) * ((double)(x - lowerPriceRange));
}
else if (x >= maxBudget && x < upperPriceRange)
{
rating = (-1 / ((double)(upperPriceRange - maxBudget)) * ((double)(x - maxBudget))) + 1;
}
else
{
rating = 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 CheckTrunkSpace(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String answer = answers[TRUNCSPACE_INDEX] as Answer_1_String;
double rating;
double importance = ((double)answer.Importance()) / 5.0;
String userInput = answer.AnswerValue().ToString();
//Klein : x < 300
//Mittel: 300 <= x <= 430
//Groß: x > 430
double x = car.Trunksize;
double lower;
double lowerRange;
double upper;
double upperRange;
if (userInput == "Klein")
{
lowerRange = 0;
upperRange = 300;
lower = lowerRange;
upper = upperRange * 1.3;
}
else if (userInput == "Mittel")
{
lowerRange = 300;
upperRange = 430;
lower = lowerRange * 0.85;
upper = upperRange * 1.3;
}
else
{
lowerRange = 430;
upperRange = 700;
lower = lowerRange * 0.85;
upper = upperRange;
}
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);
}
public double CheckPassenger(Car car, Dictionary <int, Answer> answers)
{
Answer_1_String passengerAnswer = answers[CHILDREN_INDEX] as Answer_1_String;
Answer_1_String childSeatAnswer = null;
if (answers.ContainsKey(CHILDSEAT_INDEX))
{
childSeatAnswer = answers[CHILDSEAT_INDEX] as Answer_1_String;
}
String passengerAnswerValue = passengerAnswer.AnswerValue().ToString();
double passengerRating;
double passengerImportance = ((double)passengerAnswer.Importance()) / 5.0;
int wantedSeats;
if (passengerAnswerValue == "Nein")
{
if (car.Seats <= 2)
{
passengerRating = 1.0;
}
else if (car.Seats > 2 && car.Seats <= 4)
{
passengerRating = -1.0 / 2.0 * ((double)(car.Seats - 2)) + 1.0;
}
else
{
passengerRating = 0;
}
return(passengerRating * passengerImportance);
}
else if (passengerAnswerValue == "3+")
{
wantedSeats = 5;
}
else
{
wantedSeats = Int16.Parse(passengerAnswerValue) + 1;
}
if (car.Seats < (wantedSeats - 1))
{
passengerRating = 0;
}
else if (car.Seats == (wantedSeats - 1))
{
passengerRating = 1 / 10;
}
else
{
passengerRating = 1;
}
double currentRating = passengerRating * passengerImportance;
double possibleAttachedRating = 0;
if (childSeatAnswer != null)
{
double childSeatRating;
double childSeatImportance = ((double)childSeatAnswer.Importance()) / 5.0;
String childSeatAnswerValue = childSeatAnswer.AnswerValue().ToString();
if (childSeatAnswerValue == "Nein")
{
childSeatRating = 0;
}
else
{
if (car.SeatsWithChildren > 1)
{
childSeatRating = 1;
}
else
{
childSeatRating = 0;
}
}
possibleAttachedRating = childSeatRating * childSeatImportance;
}
return(currentRating + possibleAttachedRating);
}
public double MaximumScore(Dictionary <int, Answer> answers)
{
Dictionary <int, double> tempAnswers = new Dictionary <int, double>();
foreach (KeyValuePair <int, Answer> kvp in answers)
{
double imp = (double)kvp.Value.Importance();
tempAnswers.Add(kvp.Key, imp);
}
if (!tempAnswers.ContainsKey(FUELECONOMY_INDEX))
{
tempAnswers.Remove(FUELECONOMY_INDEX);
}
else
{
Answer_1_String ans = answers[FUELECONOMY_INDEX] as Answer_1_String;
String ui = ans.AnswerValue().ToString();
if (ui == "Egal")
{
tempAnswers.Remove(FUELECONOMY_INDEX);
}
}
if (!answers.ContainsKey(CYLINDERCOUNT_INDEX))
{
tempAnswers.Remove(CYLINDERCOUNT_INDEX);
}
else
{
Answer_List_String cylinderAnswer = answers[CYLINDERCOUNT_INDEX] as Answer_List_String;
List <String> answerValue = cylinderAnswer.AnswerValue() as List <String>;
if (answerValue.Contains("Nein"))
{
tempAnswers.Remove(CYLINDERCOUNT_INDEX);
}
}
if (!answers.ContainsKey(CHILDSEAT_INDEX))
{
tempAnswers.Remove(CHILDSEAT_INDEX);
}
else
{
Answer_1_String childSeatAnswer = null;
childSeatAnswer = answers[CHILDSEAT_INDEX] as Answer_1_String;
String childSeatAnswerValue = childSeatAnswer.AnswerValue().ToString();
if (childSeatAnswerValue == "Nein")
{
tempAnswers.Remove(CHILDSEAT_INDEX);
}
}
Answer_1_String answer = answers[BUGET_INDEX] as Answer_1_String;
String userInput = answer.AnswerValue().ToString();
if (userInput == "Egal")
{
tempAnswers.Remove(BUGET_INDEX);
}
answer = answers[ACCELERATION_INDEX] as Answer_1_String;
userInput = answer.AnswerValue().ToString();
if (userInput == "Egal")
{
tempAnswers.Remove(ACCELERATION_INDEX);
}
double temp = 0;
foreach (double a in tempAnswers.Values)
{
double imp = (double)a / 5.0;
temp += imp;
}
return(temp);
}
