Dough

package PizzaCalories;

import java.util.HashMap;
import java.util.Map;

public class Dough {
    private String flourType;
    private String bakingTechnique;
    private double weight;

    private final Map doughType = new HashMap<String, Double>() {{
        put("White", 1.5);
        put("Wholegrain", 1.0);
    }};

    private final Map techniques = new HashMap<String, Double>() {{
        put("Crispy", 0.9);
        put("Chewy", 1.1);
        put("Homemade", 1.0);
    }};

    public Dough(String flourType, String technique, double weight) {
        setFlourType(flourType);
        setBakingTechnique(technique);
        setWeight(weight);
    }

    private void setFlourType(String flourType) {
        if (!doughType.containsKey(flourType)) {
            throw new IllegalArgumentException("Invalid type of dough.");
        }
        this.flourType = flourType;
    }

    private void setBakingTechnique(String bakingTechnique) {
        if (!techniques.containsKey(bakingTechnique)) {
            throw new IllegalArgumentException("Invalid type of dough.");
        }
        this.bakingTechnique = bakingTechnique;
    }

    private void setWeight(double weight) {
        if (weight < 1 || weight > 200) {
            throw new IllegalArgumentException("Dough weight should be in the range [1..200].");
        }
        this.weight = weight;
    }

    public double calculateCalories() {
        return (double) doughType.get(this.flourType)
                * (double)techniques.get(this.bakingTechnique) * (2 * this.weight);
    }
}