package com.DX_57.HM_57;
/* include default packages for Beans */

import java.io.Serializable;
import javax.enterprise.context.SessionScoped;
// or import javax.faces.bean.SessionScoped;
import javax.inject.Named;
/* include SQL Packages */
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap;
import javax.annotation.PostConstruct;
import javax.sql.DataSource;
import javax.annotation.Resource;
import javax.faces.context.FacesContext;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
// or import javax.faces.bean.ManagedBean;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import javax.annotation.PostConstruct;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ViewScoped;
import javax.faces.model.DataModel;
import javax.faces.model.ListDataModel;

import org.glassfish.osgicdi.OSGiService;

@Named("ApplicationController")
@SessionScoped
public class Application implements Serializable {

    public Application() {
    }

    private List<Application> list;
    private transient DataModel<Application> model;
    private Application item = new Application();
    private boolean edit;

    private Application(long l, String string) {
        throw new UnsupportedOperationException("Not yet implemented");
    }

    @PostConstruct
    public void init() {
        // list = dao.list();
        // Actually, you should retrieve the list from DAO. This is just for demo.
        list = new ArrayList<Application>();
        list.add(new Application(1L, "item1"));
        list.add(new Application(2L, "item2"));
        list.add(new Application(3L, "item3"));
    }

    public void add() {
        // dao.create(item);
        // Actually, the DAO should already have set the ID from DB. This is just for demo.
        item.setId(list.isEmpty() ? 1 : list.get(list.size() - 1).getId() + 1);
        list.add(item);
        item = new Application(); // Reset placeholder.
    }

    public void edit() {
        item = model.getRowData();
        edit = true;
    }

    public void save() {
        // dao.update(item);
        item = new Application(); // Reset placeholder.
        edit = false;
    }

    public void delete() {
        // dao.delete(item);
        list.remove(model.getRowData());
    }

    public List<Application> getList() {
        return list;
    }

    public DataModel<Application> getModel() {
        if (model == null) {
            model = new ListDataModel<Application>(list);
        }

        return model;
    }

    public Application getItem() {
        return item;
    }

    public boolean isEdit() {
        return edit;
    }

    private void setId(int i) {
        throw new UnsupportedOperationException("Not yet implemented");
    }

    private int getId() {
        throw new UnsupportedOperationException("Not yet implemented");
    }

}