import java.awt.Dimension;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.JPasswordField;
import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JFrame;
import javax.swing.BorderFactory;
import java.net.URLConnection;
import java.net.URL;
import java.net.MalformedURLException;
import java.io.IOException;
import java.util.Properties;
import java.util.Calendar;

public class pmAbstractFormGetAccount extends JDialog implements ActionListener
{
	
	protected final String strBase = "http://www.demonisch.co.uk/profiles/cgi-bin/";
	protected final Color clrTitledBorder = new Color(0,0,0);
	
	protected String strSessionID = "";
	protected boolean isLoggedIn = false;
	protected JFrame mainApp = null;
	
	protected JLabel lblAlias, lblPass;
	protected JTextField txtAlias;
	protected JPasswordField txtPass;
	protected JButton cmdLogin, cmdCancel;
	protected JPanel panRoot, panGrid, panSouth;
	
	protected boolean isLoggedIn ()
	{
		return isLoggedIn;
	}
	
	protected String getSessionID ()
	{
		return strSessionID;		
	}
	
	protected boolean testpmValidData (String strAlias, String strPass)
	{
		/*if(true) //for debug
		{
			return true;
		}*/
		if (!pmValidData.containsValidChars(strAlias, true, false, ""))
		{
			JOptionPane.showMessageDialog(mainApp, "The alias may only contain letters", "Invalid Alias", JOptionPane.WARNING_MESSAGE);
		}
		else if (strAlias.length() < 4 || strAlias.length() > 15)
		{
			JOptionPane.showMessageDialog(mainApp, "The alias must be between 4 and 15 characters long", "Invalid Alias", JOptionPane.WARNING_MESSAGE);
		}
		else if (!pmValidData.containsValidChars(strPass, true, true, ""))
		{
			JOptionPane.showMessageDialog(mainApp, "The password may only contain letters and numbers", "Invalid Password", JOptionPane.WARNING_MESSAGE);
		}
		else if (strPass.length() < 6 || strPass.length() > 20)
		{
			JOptionPane.showMessageDialog(mainApp, "The password must be between 6 and 20 characters long", "Invalid Password", JOptionPane.WARNING_MESSAGE);
		}
		else
		{
			return true;
		}
		
		return false;
		
	}			
	
	public pmAbstractFormGetAccount (JFrame mainApp, String strTitle, Dimension dimSize)
	{
		
		super(mainApp, true);
		
		this.mainApp = mainApp;
		this.setTitle(strTitle);
		this.setSize(dimSize);
		this.setResizable(false);
		this.setLayout(new BorderLayout());
		
		lblAlias = new JLabel("Alias: ", JLabel.RIGHT);
		lblPass = new JLabel("Pass: ", JLabel.RIGHT);
		
		txtAlias = new JTextField("", 5);
		txtPass = new JPasswordField("", 5);
		
		cmdLogin = new JButton("");
		cmdCancel = new JButton("Cancel");
		
		cmdLogin.addActionListener(this);
		cmdCancel.addActionListener(this);
		
		panRoot = new JPanel(new BorderLayout());
		panSouth = new JPanel();
		
		this.add(panRoot, BorderLayout.CENTER);
			panRoot.add(panSouth, BorderLayout.SOUTH);
				panSouth.add(cmdLogin);
				panSouth.add(cmdCancel);
				
		panRoot.setBorder(BorderFactory.createEmptyBorder(2,2,2,2));
		
	}
	
	public void actionPerformed (ActionEvent e)
	{
	}
	
	private String createSessionID ()
	{
		
		Calendar calNow = Calendar.getInstance();
		return  "" + calNow.getTimeInMillis() + getRandomString();	
			
	}
	
	private int getRandomNum (int length)
	{
		return ((1 + (int)(Math.random() * length)) - 1);
	}
	
	private String getRandomString ()
	{
		
		String strRandom = "";		
		String strLetters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
		int wordLength = 10;
		
		for (int i = 0; i < wordLength; i++)
		{
			strRandom += strLetters.charAt(getRandomNum(strLetters.length()));
		}
		
		return strRandom;
		
	}
	
	protected Properties performConnection (String strScriptHandler, String strAlias, String strPass) throws dialogueException
	{
		
		strSessionID = createSessionID();
		Properties props = new Properties();
		props.setProperty("sessionID", strSessionID);
		props.setProperty("alias", strAlias);
		props.setProperty("pass", strPass);
		
		URLConnection connection = null;
		
		try
		{
			connection = pmConnectionManager.getConnection(strScriptHandler, true, true);
		}
		catch (Exception ex)
		{
			throw new dialogueException(ex.getMessage(), "Connection could not be made", JOptionPane.ERROR_MESSAGE);
		}
		
		try
		{
			return pmConnectionManager.sendAndRecTextData(connection, props);			
		}
		catch (IOException ex)
		{
			throw new dialogueException("An error occured when trying to connect to the accounts script\n" + ex.getMessage(), "Could not get account details", JOptionPane.ERROR_MESSAGE);
		}
		
	}		
	
}