package org.ultimateworld.game.graphics.impl;

import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.event.KeyEvent;

import org.ultimateworld.game.graphics.RenderingTask;
import org.ultimateworld.game.input.InputHandler;

/**
 * Login screen.
 * @author Ultimate1
 */

public class LoginScreen implements RenderingTask, InputHandler  {

	public String username = "";
	public String password = "";
	private int focus = 0;

	@Override
	public String getName() {
		return "login_screen";
	}

	@Override
	public void render(Graphics2D graphics) {
		graphics.clearRect(0, 0, 800, 600);

		graphics.setColor(Color.BLACK);
		graphics.drawString(username, 100, 100);

		graphics.setColor(Color.BLACK);
		graphics.drawString(password, 100, 120);
	}

	@Override
	public boolean isCompleted() {
		return false;
	}

	@Override
	public void finish(boolean debug) {
		//TODO: Handle.
	}

	@Override
	public void keyPressed(KeyEvent e) {
		int key = e.getKeyCode();
		switch(key) {
		case KeyEvent.VK_ESCAPE:
			//TODO: Handle.
			break;
		case KeyEvent.VK_BACK_SPACE:
			switch(focus) {
			case 0:
				if(username.length() > 0) {
					username = username.substring(0, username.length() - 1);
				}
				break;
			case 1:
				if(password.length() > 0) {
					password = password.substring(0, password.length() - 1);
				}
				break;
			}
			break;
		case KeyEvent.VK_ENTER:
			switch(focus) {
			case 0:
				focus = 1;
				break;
			case 1:
				focus = 0;
				break;
			}
			break;
		default:
			char c = e.getKeyChar();
			if(!Character.isDefined(c)) {
				return;
			}
			switch(focus) {
			case 0:
				if(username.length() > 11) {
					return;
				}
				username = username + e.getKeyChar();
				break;
			case 1:
				if(password.length() > 11) {
					return;
				}
				password = password + e.getKeyChar();
				break;
			}
			break;
		}
	}

}