package andreas.christou.vertretungsplan.main;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Authenticator;
import java.net.PasswordAuthentication;
import java.net.URL;
import java.util.ArrayList;
import java.util.Date;
import java.util.Scanner;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JRadioButton;
import javax.swing.JTextField;
import javax.swing.border.EmptyBorder;


public  class Vertretungsplan{
	static File file = new File(System.getProperty("user.home") + "\\VertretungsplanConfig.txt");
	private static JFrame frame;
	private static JPanel mainpanel;
	private static JPanel panel;
	public static JButton button;
	public static JRadioButton rem;
	private static JLabel user;
	private static JLabel pw;
	private static JLabel klass;
	public static JLabel er;
	private static JTextField userin;
	private static JPasswordField pwin;
	private static JTextField klassin;
	static int wotag;

	private static JPanel auswahl;
	public static JButton heute;
	public static JButton morgen;
	public static JButton mo;
	public static JButton di;
	public static JButton mi;
	public static JButton don;
	public static JButton fr;
	public static JButton myklass;



	public static void main(String[] args) {
		button = new JButton("Login");
		button.addActionListener(new Action());
		rem = new JRadioButton("Login speichern");

		gui();


	}
	static class Action implements ActionListener{

		public void actionPerformed(ActionEvent e){

			if(e.getSource().equals(button)){

						try {
							auth();
							saveData();
						} catch (Exception ex) {
							button.setText("Login");
							er.setText("Fehler bei der Anmeldung!");
						}
					}




			if(e.getSource().equals(heute)){
						try {

						} catch (Exception ex) {button.setText("Fehler");}}


		}

		private void saveData() {
			if(rem.isSelected()){
				SAVE();
			}

		}
	}

	public static void gui(){

		frame = new JFrame("Test");
		frame.setSize(800, 600);
		frame.setVisible(true);
		button.requestFocus();
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		mainpanel = new JPanel(new BorderLayout());
		panel = new JPanel(new GridBagLayout());
		auswahl = new JPanel(new GridBagLayout());

		user = new JLabel("Username");
		pw = new JLabel("Passwort");
		klass = new JLabel("Klasse (Optional)");
		er= new JLabel("");
		er.setForeground(Color.RED);
		userin = new JTextField("", 10);
		pwin = new JPasswordField("",10);
		klassin = new JTextField("",10);

		heute = new JButton("Heute");
		morgen = new JButton("Morgen");
		mo  = new JButton("Montag");
		di  = new JButton("Dienstag");
		mi  = new JButton("Mittwoch");
		don = new JButton("Donnerstag");
		fr  = new JButton("Freitag");
		myklass = new JButton("Nur für meine Klasse");


		myklass.setVisible(false);
		klass.setVisible(false);
		klassin.setVisible(false);


		GridBagConstraints c = new GridBagConstraints();
		c.insets = new Insets(15, 15, 15, 15);
		c.anchor = GridBagConstraints.NORTH;

		c.gridx = 0;
		c.gridy = 1;
		panel.add(user,c);

		c.gridx = 0;
		c.gridy = 2;
		panel.add(pw,c);

		c.gridx = 0;
		c.gridy = 3;
		panel.add(klass,c);

		c.gridx = 1;
		c.gridy = 1;
		panel.add(userin,c);

		c.gridx = 1;
		c.gridy = 2;
		panel.add(pwin,c);

		c.gridx = 1;
		c.gridy = 3;
		panel.add(klassin,c);

		c.gridx = 2;
		c.gridy = 4;
		panel.add(button, c);

		c.gridx = 3;
		c.gridy = 4;
		panel.add(er,c);

		c.gridx = 1;
		c.gridy = 4;
		panel.add(rem, c);
		  mainpanel.setBorder(new EmptyBorder(10, 10, 10, 10));
	        mainpanel.add(panel, BorderLayout.WEST);

	        frame.add(mainpanel);

	  er.setForeground(Color.RED);
	  UPDATE();
	}


    private static void addToAuswahl() {
    	GridBagConstraints c = new GridBagConstraints();
		c.insets = new Insets(15, 15, 15, 15);
		c.anchor = GridBagConstraints.WEST;

		c.gridx = 0;
		c.gridy = 0;
		auswahl.add(heute,c);

		c.gridx = 1;
		c.gridy = 0;
		auswahl.add(morgen,c);

		c.gridx = 0;
		c.gridy = 1;
		auswahl.add(mo,c);

		c.gridx = 1;
		c.gridy = 1;
		auswahl.add(di,c);

		c.gridx = 2;
		c.gridy = 1;
		auswahl.add(mi,c);

		c.gridx = 3;
		c.gridy = 1;
		auswahl.add(don,c);

		c.gridx = 4;
		c.gridy = 1;
		auswahl.add(fr, c);

		c.gridx = 4;
		c.gridy = 0;
		auswahl.add(myklass,c);
	        mainpanel.add(auswahl, BorderLayout.NORTH);
	        auswahl.setVisible(true);

	}


	public static void auth() throws Exception {

        Authenticator.setDefault(new Authenticator(){
            protected PasswordAuthentication getPasswordAuthentication() {
                return new PasswordAuthentication(userin.getText(),pwin.getPassword());
            }
        });
        URL url = new URL("LINK"+wotag);
        BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream()));
        String line = null;
        while((line = br.readLine())!= null){
            System.out.println(line);
        }
        br.close();
        panel.setVisible(false);
		addToAuswahl();

    }
    @SuppressWarnings("deprecation")
	public void zeitsteuerung() {

       ArrayList<String> tagesdatei = new ArrayList<String>();
    	tagesdatei.add("LINK_mo.htm");
    	tagesdatei.add("LINK_di.htm");
    	tagesdatei.add("LINK_mi.htm");
    	tagesdatei.add("LINK_do.htm");
    	tagesdatei.add("LINK_fr.htm");
    	tagesdatei.add("LINK_mo.htm");
    	tagesdatei.add("LINK_mo.htm");
    	tagesdatei.add("LINK_fr.htm");

    	Date heutiger_tag = new Date();
    	wotag = heutiger_tag.getDay();

    	}




    public static void SAVE(){



          try {
              if(!file.exists()) file.createNewFile();

              BufferedWriter bw = new BufferedWriter(new FileWriter(file.getAbsolutePath()));
              bw.write(userin.getText());
              bw.newLine();
              bw.write(pwin.getPassword());
              bw.close();

          } catch (IOException e) { e.printStackTrace(); }

   }




    public static void UPDATE(){

          try {
            if(file.exists()){

              Scanner scan = new Scanner(file);

              userin.setText(scan.nextLine());
              pwin.setText(scan.nextLine());
              rem.setSelected(true);
              scan.close();
            }

          } catch (FileNotFoundException e) {
              e.printStackTrace();
          }

     }


}