package gui;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Toolkit;
import java.io.File;

import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JProgressBar;
import javax.swing.SwingConstants;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.border.EmptyBorder;

import ftp.DownloadTask;

import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.SystemColor;
import java.awt.Font;
import javax.swing.JTextPane;
import javax.swing.JSeparator;

import models.Image;

import org.apache.thrift.TException;

import server.Server.Client;
import server.User;
import thrift.ThriftConnection;

@SuppressWarnings("serial")
public class FTPDownloader_GUI extends JFrame implements PropertyChangeListener {

	@SuppressWarnings("unused")
	private JPanel contentPane;
	private final JPanel contentPanel = new JPanel();
	JLabel lblNewLabel;
	JLabel downspeed;
	User user;
	JProgressBar progressBar;
	String host = "141.79.128.121";
	int port = 21;
	String username = "openslx";
	String password = "openslx-ng";
	String downloadFile = "";
	static String arg = "";
	DownloadTask task;
	JLabel bytesreadlbl;
	JLabel lblNewLabel_3;
	JLabel labelVerbleibend;
	long filesize;
	double speed;
	long bytesread;
	JLabel labelZeit;
	boolean taskrun = false;
	ThriftConnection thrift = new ThriftConnection();
	Client client = thrift.getThriftConnection();
	JButton buttonback = new JButton("Zur\u00FCck");

	/**
	 * Launch the application.
	 */
	/*
	 * public static void main(String[] args) { EventQueue.invokeLater(new
	 * Runnable() { public void run() { try { FTPDownloader frame = new
	 * FTPDownloader(); frame.setVisible(true); } catch (Exception e) {
	 * e.printStackTrace(); } } }); }
	 */

	/**
	 * Create the frame.
	 */
	public FTPDownloader_GUI() {
		addWindowListener(new WindowAdapter() {
			@Override
			public void windowClosing(WindowEvent e) {
				if (taskrun == true) {
					try {
						client.DeleteFtpUser(user.userName);
						thrift.closeThriftConnection();
					} catch (TException e1) {
						// TODO Auto-generated catch block
						e1.printStackTrace();
					}
					task.cancel(true);
				}
				dispose();
			}
		});
		setResizable(false);
		// setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);

		

		try {
			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
		} catch (ClassNotFoundException | InstantiationException
				| IllegalAccessException | UnsupportedLookAndFeelException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		
		setBackground(Color.WHITE);
		setTitle("Dozentenmodul *Prototyp*");
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		int top = (screenSize.height - 722) / 2;
		int left = (screenSize.width - 603) / 2;
		setBounds(left, top, 603, 722);
		getContentPane().setLayout(new BorderLayout());
		contentPanel.setBackground(SystemColor.menu);
		contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
		getContentPane().add(contentPanel, BorderLayout.CENTER);
		contentPanel.setLayout(null);
		{
			JButton btnSpeicherortAuswhlen = new JButton(
					"Speicherort ausw\u00E4hlen");
			btnSpeicherortAuswhlen.addActionListener(new ActionListener() {
				public void actionPerformed(ActionEvent arg0) {
					JFileChooser fc = new JFileChooser();
					fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);

					fc.showOpenDialog(getParent());
					File dir = fc.getSelectedFile();
					lblNewLabel.setText(dir.getAbsolutePath());
				}
			});

			btnSpeicherortAuswhlen.setBounds(57, 124, 141, 23);
			btnSpeicherortAuswhlen.setVerticalAlignment(SwingConstants.TOP);
			btnSpeicherortAuswhlen.setHorizontalAlignment(SwingConstants.LEFT);
			contentPanel.add(btnSpeicherortAuswhlen);
		}

		lblNewLabel = new JLabel("C:\\");
		lblNewLabel.setBounds(208, 124, 238, 23);
		contentPanel.add(lblNewLabel);

		JButton btnDownloadStarten = new JButton("Download starten");
		btnDownloadStarten.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent arg0) {
				buttonDownloadActionPerformed(arg0);
			}
		});

		btnDownloadStarten.setBounds(57, 168, 141, 23);
		contentPanel.add(btnDownloadStarten);

		progressBar = new JProgressBar(0, 100);
		progressBar.setStringPainted(true);

		progressBar.setBounds(57, 202, 497, 30);
		contentPanel.add(progressBar);

		JLabel lblDownloadgeschwindigkeit = new JLabel(
				"Downloadgeschwindigkeit:");
		lblDownloadgeschwindigkeit.setBounds(57, 243, 141, 14);
		contentPanel.add(lblDownloadgeschwindigkeit);

		downspeed = new JLabel("0");
		downspeed.setBounds(308, 243, 95, 14);
		contentPanel.add(downspeed);

		JLabel lblNewLabel_1 = new JLabel("Fertig:");
		lblNewLabel_1.setBounds(57, 293, 46, 14);
		contentPanel.add(lblNewLabel_1);

		bytesreadlbl = new JLabel("");
		bytesreadlbl.setBounds(66, 244, 108, 14);
		contentPanel.add(bytesreadlbl);

		JLabel lblNewLabel_2 = new JLabel("von:");
		lblNewLabel_2.setBounds(226, 293, 46, 14);
		contentPanel.add(lblNewLabel_2);

		lblNewLabel_3 = new JLabel("");
		lblNewLabel_3.setBounds(235, 244, 108, 14);
		contentPanel.add(lblNewLabel_3);

		JLabel lblMbVerbleibend = new JLabel("Verbleibend:");
		lblMbVerbleibend.setBounds(57, 318, 71, 14);
		contentPanel.add(lblMbVerbleibend);

		labelVerbleibend = new JLabel("");
		labelVerbleibend.setBounds(91, 269, 108, 14);
		contentPanel.add(labelVerbleibend);

		JLabel lblGeschtzteVerbleibendeZeit = new JLabel(
				"Gesch\u00E4tzte Verbleibende Zeit:");
		lblGeschtzteVerbleibendeZeit.setBounds(57, 268, 150, 14);
		contentPanel.add(lblGeschtzteVerbleibendeZeit);

		labelZeit = new JLabel("");
		labelZeit.setBounds(261, 219, 117, 14);
		contentPanel.add(labelZeit);

		JPanel panel = new JPanel();
		panel.setLayout(null);
		panel.setBackground(SystemColor.menu);
		panel.setBounds(10, 11, 577, 57);
		contentPanel.add(panel);

		JLabel label = new JLabel("Eingabe Ihrer Daten");
		label.setFont(new Font("Tahoma", Font.BOLD, 18));
		label.setBounds(10, 11, 509, 22);
		panel.add(label);

		JTextPane textPane = new JTextPane();
		textPane.setText("Geben Sie hier bitte einen sprechenden Imagename sowie Ihre Kontaktdaten an");
		textPane.setEditable(false);
		textPane.setBackground(SystemColor.menu);
		textPane.setBounds(10, 36, 509, 32);
		panel.add(textPane);

		JSeparator separator = new JSeparator();
		separator.setBounds(0, 79, 597, 2);
		contentPanel.add(separator);

		JLabel label_1 = new JLabel("Hauptmen\u00FC");
		label_1.setForeground(Color.BLUE);
		label_1.setBounds(20, 88, 61, 20);
		contentPanel.add(label_1);

		JLabel label_2 = new JLabel(">");
		label_2.setBounds(80, 91, 14, 14);
		contentPanel.add(label_2);

		JLabel label_3 = new JLabel("VL-Image");
		label_3.setForeground(Color.BLUE);
		label_3.setBounds(91, 88, 46, 20);
		contentPanel.add(label_3);

		JLabel label_4 = new JLabel(">");
		label_4.setBounds(139, 91, 14, 14);
		contentPanel.add(label_4);

		JLabel label_5 = new JLabel("Neu/Bearbeiten");
		label_5.setBounds(149, 91, 108, 14);
		contentPanel.add(label_5);

		JSeparator separator_1 = new JSeparator();
		separator_1.setBounds(-10, 648, 597, 2);
		contentPanel.add(separator_1);

		JLabel label_6 = new JLabel("1.");
		label_6.setBounds(24, 128, 23, 14);
		contentPanel.add(label_6);

		JLabel label_7 = new JLabel("2.");
		label_7.setBounds(24, 172, 23, 14);
		contentPanel.add(label_7);
		{
			JPanel buttonPane = new JPanel();
			buttonPane.setBackground(UIManager.getColor("Button.background"));
			buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT));
			getContentPane().add(buttonPane, BorderLayout.SOUTH);
			{
				buttonback.setEnabled(false);
				buttonback.addActionListener(new ActionListener() {
					public void actionPerformed(ActionEvent e) {
						if (taskrun == true) {
							task.cancel(true);
							try {
								client.DeleteFtpUser(user.userName);
							} catch (TException e1) {
								// TODO Auto-generated catch block
								e1.printStackTrace();
							}
						}
						thrift.closeThriftConnection();
						SearchEditImage_GUI se=new SearchEditImage_GUI();
						se.setVisible(true);
						dispose();
					}
				});
				buttonback.setActionCommand("Cancel");
				buttonPane.add(buttonback);
			}
		}
		setVisible(true);

	}

	private void buttonDownloadActionPerformed(ActionEvent event) {

		progressBar.setValue(0);

		try {
			user = client.getFtpUser();
			
			downloadFile=client.getPathOfImage(Image.image.getImageId(),Image.image.getVersion());
			
		} catch (TException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		task = new DownloadTask(host, port, user.userName, user.password,
				downloadFile, lblNewLabel.getText(), this);
		task.addPropertyChangeListener(this);
		task.execute();
		taskrun = true;

	}

	public void propertyChange(PropertyChangeEvent arg0) {

		int progress = 0;
		if ("progress" == arg0.getPropertyName()) {
			progress = (Integer) arg0.getNewValue();
			progressBar.setValue(progress);
			if (progress == 100) {
				buttonback.setEnabled(true);
			}
		}

		if ("speed" == arg0.getPropertyName()) {
			speed = (double) arg0.getNewValue();
			// if(speed<=1){

			downspeed.setText(String.valueOf(speed).substring(0,
					String.valueOf(speed).lastIndexOf(".") + 3)
					+ " MB/s");

			// }else
			// {
			// double MBSpeed=speed/1024;
			// downspeed.setText(String.valueOf((MBSpeed)).substring(0,
			// String.valueOf(MBSpeed).indexOf(".")));
			// }

		}
		if ("bytesread" == arg0.getPropertyName()) {
			bytesread = (long) arg0.getNewValue();
			bytesreadlbl.setText((bytesread / 1024 / 1024) + " MB");
			labelVerbleibend
					.setText(((filesize / 1024 / 1024) - (bytesread / 1024 / 1024))
							+ " MB");

			labelZeit
					.setText(String
							.valueOf(
									((((filesize / 1024 / 1024) - (bytesread / 1024 / 1024)) / speed) / 60) + 1)
							.substring(
									0,
									String.valueOf(
											(((filesize / 1024 / 1024) - (bytesread / 1024 / 1024)) / speed) / 60)
											.lastIndexOf("."))
							+ " Minuten");

		}
		if ("filesize" == arg0.getPropertyName()) {
			filesize = (long) arg0.getNewValue();
			lblNewLabel_3.setText((filesize / 1024 / 1024) + " MB");

		}

	}
}