/**
 * The BahnCard class for inlab 5.
 * 
 * @author Devin Gray
 * @version February 18, 2016
 **/
public class BahnCard
{
    private int age;
    private boolean isStudent;

    public void setAge (int age)
    {
        this.age = age;
    }
    
    public void setStudent (boolean flag)
    {
        this.isStudent = flag;
    }
    
    /**
     * The card costs 110 euros for a first class card and 55 euros 
     * for a second class card. However, if the rider is younger than 19, 
     * a second class card can be purchased for 10 euros.
     */
    public int bahnCard25Price (int desiredClass)
    {
        int cost = 0;
        if(desiredClass == 1)
        {
            cost = 110;
        }
        else //desiredClass == 2
        {
            if(this.age < 19)
            {
                cost = 10;
            }
            else 
            {
                cost = 55;
            }
        }
        return cost;
    }
    
    /**
     * The card costs 440 euros for a first class card and 220 euros
     * for a second class card. However, both of these cards can be 
     * purchased at half price (220 for first class, 110 for second 
     * class) if any one of the following three conditions applies:
     *       The person is seventeen years old or younger.
     *       The person is sixty years old or older.
     *       The person is a student who is younger than 27.
     */
    public int bahnCard50Price (int desiredClass)
    {
        int cost = 0;
        
        if(desiredClass == 1)
        {
            cost = 440;
        }
        else //desiredClass == 2
        {
            cost = 220;
        }
        
        if(this.age <= 17 || this.age >= 60 || 
              (this.isStudent && this.age < 27))
        {
            cost = cost / 2;
        }
        
        return cost;
    }
    
    /**
     * The card costs 5900 euros for a first class card 
     * and 3500 euros for a second class card.
     */
    public int bahnCard100Price (int desiredClass)
    {
        int cost = 0;
        if(desiredClass == 1)
        {
            cost = 5900;
        }
        else //desiredClass == 2
        {
            cost = 3500;
        }
        return cost;
    }
}