package gui;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.sql.Date;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Locale;
import java.util.Vector;

import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;

import businessLogic.OfferManager;

import com.toedter.calendar.JCalendar;

import domain.Offer;
import domain.RuralHouse;
import exceptions.BadDates;
import exceptions.OverlappingOfferExists;

public class ModifyOfferGUI extends JFrame {

	private static final long serialVersionUID = 1L;

	private JComboBox<RuralHouse> jComboBox1;
	private JLabel jLabel1 = new JLabel();
	private JLabel jLabel2 = new JLabel();
	private JTextField jTextField1 = new JTextField();
	private JLabel jLabel3 = new JLabel();
	private JTextField jTextField2 = new JTextField();
	private JLabel jLabel4 = new JLabel();
	private JTextField jTextField3 = new JTextField();
	private JButton jButton1 = new JButton();
	// Code for JCalendar
	private JCalendar jCalendar1 = new JCalendar();
	private JCalendar jCalendar2 = new JCalendar();
	private Calendar calendarInicio = null;
	private Calendar calendarFin = null;
	private JButton jButton2 = new JButton();
	private JLabel jLabel5 = new JLabel();
	private final JLabel jLabel1_o = new JLabel();
	private JComboBox<Offer> comboBox_o;

	public ModifyOfferGUI(Vector<RuralHouse> v) {
		try {
			jbInit(v);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	private void jbInit(Vector<RuralHouse> v) throws Exception {
		this.getContentPane().setLayout(null);
		this.setSize(new Dimension(513, 433));
		this.setTitle("Set availability");

		jComboBox1 = new JComboBox<RuralHouse>(v);

		comboBox_o = new JComboBox<Offer>(
				((RuralHouse) jComboBox1.getSelectedItem()).getAllOffers());
		DateFormat dateformat1 = DateFormat.getDateInstance(1,
				jCalendar1.getLocale());
		if (!((RuralHouse) jComboBox1.getSelectedItem()).getAllOffers()
				.isEmpty()) {
			jTextField1.setText(dateformat1.format(((Offer) comboBox_o
					.getSelectedItem()).getFirstDay()));
			jTextField2.setText(dateformat1.format(((Offer) comboBox_o
					.getSelectedItem()).getLastDay()));		
			jLabel4.setText(Float.toString(((Offer) comboBox_o
					.getSelectedItem()).getPrice()));
			jTextField3.setText(Float.toString(((Offer) comboBox_o
					.getSelectedItem()).getPrice()));
		} else {
			jLabel5.setText("There are no offers for the selected rural house");
			jCalendar1.setEnabled(false);
			jCalendar2.setEnabled(false);
			jButton1.setEnabled(false);
			comboBox_o.setEnabled(false);
			jTextField3.setEnabled(false);
		}
		jComboBox1.setBounds(new Rectangle(115, 12, 115, 20));
		jLabel1.setText("List of houses:");
		jLabel1.setBounds(new Rectangle(25, 12, 95, 20));
		jLabel2.setText("First day :");
		jLabel2.setBounds(new Rectangle(25, 75, 85, 25));
		jTextField1.setBounds(new Rectangle(25, 265, 220, 25));
		jTextField1.setEditable(false);
		jLabel3.setText("Last day :");
		jLabel3.setBounds(new Rectangle(260, 75, 75, 25));
		jTextField2.setBounds(new Rectangle(260, 265, 220, 25));
		jTextField2.setEditable(false);
		jLabel4.setText("Price:");
		jLabel4.setBounds(new Rectangle(260, 30, 75, 20));
		jTextField3.setBounds(new Rectangle(350, 30, 115, 20));
		jTextField3.setText("0");
		jButton1.setText("Accept");
		jButton1.setBounds(new Rectangle(100, 360, 130, 30));
		jTextField3.addFocusListener(new FocusListener() {
			public void focusGained(FocusEvent e) {
			}

			public void focusLost(FocusEvent e) {
				jTextField3_focusLost();
			}
		});

		jComboBox1.addItemListener(new ItemListener() {

			@Override
			public void itemStateChanged(ItemEvent arg0) {
				Vector<Offer> vo = ((RuralHouse) jComboBox1.getSelectedItem()).offers;
				comboBox_o.removeAllItems();
				if (!((RuralHouse) jComboBox1.getSelectedItem()).offers
						.isEmpty()) {
					jCalendar1.setEnabled(true);
					jCalendar2.setEnabled(true);
					jButton1.setEnabled(true);
					comboBox_o.setEnabled(true);
					jTextField3.setEnabled(true);
					jLabel5.setText("");
					for (Offer of : vo) {
						comboBox_o.addItem(of);
					}
				} else {
					jLabel5.setText("There are no offers for the selected rural house");
					jCalendar1.setEnabled(false);
					jCalendar2.setEnabled(false);
					jButton1.setEnabled(false);
					comboBox_o.setEnabled(false);
					jTextField3.setEnabled(false);
					
				}
			}

		});

		comboBox_o.addItemListener(new ItemListener() {

			@Override
			public void itemStateChanged(ItemEvent arg0) {
				if (arg0.getStateChange() == ItemEvent.SELECTED) {
					Offer of = (Offer) comboBox_o.getSelectedItem();
					DateFormat dateformat1 = DateFormat.getDateInstance(1,
							jCalendar1.getLocale());
					jTextField1.setText(dateformat1.format(of.getFirstDay()));
					jTextField2.setText(dateformat1.format(of.getLastDay()));
				}
			}

		});

		jButton1.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton1_actionPerformed(e);
			}
		});
		jButton2.setText("Cancel");
		jButton2.setBounds(new Rectangle(270, 360, 130, 30));
		jButton2.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				jButton2_actionPerformed(e);
			}
		});
		jLabel5.setBounds(new Rectangle(100, 320, 300, 20));
		jLabel5.setForeground(Color.red);
		jLabel5.setSize(new Dimension(305, 20));
		jCalendar1.setBounds(new Rectangle(25, 100, 220, 165));
		jCalendar2.setBounds(new Rectangle(260, 100, 220, 165));

		// Code for JCalendar
		this.jCalendar1.addPropertyChangeListener(new PropertyChangeListener() {
			public void propertyChange(PropertyChangeEvent propertychangeevent) {
				if (propertychangeevent.getPropertyName().equals("locale")) {
					jCalendar1.setLocale((Locale) propertychangeevent
							.getNewValue());
					DateFormat dateformat = DateFormat.getDateInstance(1,
							jCalendar1.getLocale());
					jTextField1.setText(dateformat.format(calendarInicio
							.getTime()));
				} else if (propertychangeevent.getPropertyName().equals(
						"calendar")) {
					calendarInicio = (Calendar) propertychangeevent
							.getNewValue();
					DateFormat dateformat1 = DateFormat.getDateInstance(1,
							jCalendar1.getLocale());
					jTextField1.setText(dateformat1.format(calendarInicio
							.getTime()));
					jCalendar1.setCalendar(calendarInicio);
				}
			}
		});

		this.jCalendar2.addPropertyChangeListener(new PropertyChangeListener() {
			public void propertyChange(PropertyChangeEvent propertychangeevent) {
				if (propertychangeevent.getPropertyName().equals("locale")) {
					jCalendar2.setLocale((Locale) propertychangeevent
							.getNewValue());
					DateFormat dateformat = DateFormat.getDateInstance(1,
							jCalendar2.getLocale());
					jTextField2.setText(dateformat.format(calendarFin.getTime()));
				} else if (propertychangeevent.getPropertyName().equals(
						"calendar")) {
					calendarFin = (Calendar) propertychangeevent.getNewValue();
					DateFormat dateformat1 = DateFormat.getDateInstance(1,
							jCalendar2.getLocale());
					jTextField2.setText(dateformat1.format(calendarFin
							.getTime()));
					jCalendar2.setCalendar(calendarFin);
				}
			}
		});

		this.getContentPane().add(jCalendar2, null);
		this.getContentPane().add(jCalendar1, null);
		this.getContentPane().add(jLabel5, null);
		this.getContentPane().add(jButton2, null);
		this.getContentPane().add(jButton1, null);
		this.getContentPane().add(jTextField3, null);
		this.getContentPane().add(jLabel4, null);
		this.getContentPane().add(jTextField2, null);
		this.getContentPane().add(jLabel3, null);
		this.getContentPane().add(jTextField1, null);
		this.getContentPane().add(jLabel2, null);
		this.getContentPane().add(jLabel1, null);
		this.getContentPane().add(jComboBox1, null);
		jLabel1_o.setText("List of offers:");
		jLabel1_o.setBounds(new Rectangle(25, 30, 95, 20));
		jLabel1_o.setBounds(25, 44, 95, 20);

		getContentPane().add(jLabel1_o);
		comboBox_o.setBounds(new Rectangle(115, 30, 115, 20));
		comboBox_o.setBounds(115, 44, 115, 20);

		getContentPane().add(comboBox_o);
	}

	private void jButton1_actionPerformed(ActionEvent e) {
		RuralHouse ruralHouse = ((RuralHouse) jComboBox1.getSelectedItem());
		Date firstDay = new Date(jCalendar1.getCalendar().getTime().getTime());
		// Remove the hour:minute:second:ms from the date
		firstDay = Date.valueOf(firstDay.toString());
		Date lastDay = new Date(jCalendar2.getCalendar().getTime().getTime());
		// Remove the hour:minute:second:ms from the date
		lastDay = Date.valueOf(lastDay.toString());
		

		try {

			// It could be to trigger an exception if the introduced string is
			// not a number
			float price = Float.parseFloat(jTextField3.getText());

			// Obtain the business logic from a StartWindow class (local or
			// remote)
			OfferManager offerM = new OfferManager();
			offerM.deleteOffer(ruralHouse, (Offer) comboBox_o.getSelectedItem());
			offerM.createOffer(ruralHouse, firstDay, lastDay, price);

			jLabel5.setText("Offer modified");

		} catch (java.lang.NumberFormatException e1) {
			jLabel5.setText(jTextField3.getText() + " is not a valid price");
		} catch (BadDates e1) {
			jLabel5.setText("Last day is before first day in the offer");
		} catch (Exception e1) {
			e1.printStackTrace();
		}
	}

	private void jButton2_actionPerformed(ActionEvent e) {
		this.setVisible(false);
	}

	private void jTextField3_focusLost() {
		try {
			new Integer(jTextField3.getText());
			jLabel5.setText("");
		} catch (NumberFormatException ex) {
			jLabel5.setText("Error: Please introduce a number");
		}
	}
}