package modelsorter;

import java.util.Collections;
import java.util.Comparator;
import java.util.Vector;

import javax.swing.AbstractListModel;

public class PersonListModel extends AbstractListModel {

	Vector<Person> persons = new Vector<Person>();

	public PersonListModel() {
		super();
		setData();
	}

	void setData() {
		persons.add(new Person("Pera", "Peric", 1980));
		persons.add(new Person("Mitar", "Miric", 1989));
		persons.add(new Person("Petar", "Miric", 1989));
		persons.add(new Person("Mitar", "Miric", 1986));
		persons.add(new Person("Saban", "Saulic", 1983));
		persons.add(new Person("Marko", "Markovic", 1984));
	}

	/*
	 * sva komunikacija izmedju JList i ListModel-a se obavlja preko ova dva
	 * metoda ispod.
	 */
	@Override
	public Object getElementAt(int arg0) {
		return persons.get(arg0);
	}

	@Override
	public int getSize() {
		return persons.size();
	}

	void sortByLastName() {
		Collections.sort(persons);
		/*
		 * kada se model prosledio JList komponenti implicitno se JList
		 * komponenta postavila kao osluskivac dogadjaja koje "ispaljuje" taj
		 * model
		 */
		fireContentsChanged(this, 0, getSize() - 1);
	}

	void sortByBirthYear() {
		Collections.sort(persons, new Comparator<Person>() {
			@Override
			public int compare(Person o1, Person o2) {
				if (o1.birthYear.compareTo(o2.birthYear) != 0)
					return o1.birthYear.compareTo(o2.birthYear);
				if (o1.lastName.compareTo(o2.lastName) != 0)
					return o1.lastName.compareTo(o2.lastName);
				return o1.firstName.compareTo(o2.firstName);
			}
		});
		fireContentsChanged(this, 0, getSize() - 1);
	}
}