import java.util.* ;

class Customer {

    private String _name;
    private Vector _rentals = new Vector();

    public Customer(String name) {
       _name = name;
    }

    public void addRental(Rental arg) {
       _rentals.addElement(arg);
    }

    public String getName() {
       return _name;
    }

    public String statement() {
        Enumeration rentals = _rentals.elements();
        String result = "Rental Record for " + getName() + "\n";

        while (rentals.hasMoreElements()) {

            Rental each = (Rental) rentals.nextElement();

            //show figures for this rental
            result += "\t" + each.getMovie().getTitle()+ "\t" + 
               String.valueOf(each.getCharge()) + "\n";
        }

        //add footer lines
        result +=  "Amount owed is " + String.valueOf(getTotalCharge()) + "\n";
        result += "You earned " + String.valueOf(getTotalFrequentRenterPoints()) + 
                    " frequent renter points";
        return result;
    }

    public String htmlStatement() {
        Enumeration rentals = _rentals.elements();
        String result="<H1>Rental Record for <EM>"+getName()+"</EM></H1><P>\n";

        while (rentals.hasMoreElements()) {

            Rental each = (Rental) rentals.nextElement();

            //show figures for this rental
            result += each.getMovie().getTitle()+ ": " + 
               String.valueOf(each.getCharge()) + "<BR>\n";
        }

        //add footer lines
        result +=  "<P> You owe <EM>" + String.valueOf(getTotalCharge()) + 
                   "</EM><P>\n";
        result += "On this rental you earned <EM>" + 
                  String.valueOf(getTotalFrequentRenterPoints()) + 
                  "</EM> frequent renter points<P>";
        return result;
    }

    private int getTotalFrequentRenterPoints() {
       int result = 0;
       Enumeration rentals = _rentals.elements();
       while (rentals.hasMoreElements()) {
          Rental each = (Rental) rentals.nextElement();
          result += each.getFrequentRenterPoints();
       }
       return result;
       
    }

    private double getTotalCharge() {
       double result = 0;
       Enumeration rentals = _rentals.elements();
       while (rentals.hasMoreElements()) {
          Rental each = (Rental) rentals.nextElement();
          result += each.getCharge();
       }
       return result;
    }

}