package model.state;

import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.Iterator;

import main.Window;
import model.GameStateManager;
import model.objects.Ball;
import model.objects.Player;
import model.objects.ShootingLine;
import resources.image.Images;
import resources.image.Images.ImageType;

public class PlayState extends State{
	
	Player player;
	ArrayList<ShootingLine> lines;
	ArrayList<Ball> balls;
	
	public PlayState(GameStateManager gsm) {
		super("play", gsm);
		
		player = new Player(Images.getImage(ImageType.PLAYER1), 40, 550);
		lines = new ArrayList<ShootingLine>();
		balls = new ArrayList<Ball>();
		balls.add(new Ball(5, 10, Color.red, 50, 50));
	}

	/* INIT AND EXIT */
	@Override
	public void init() {
		System.out.println("Starting play state");
	}
	
	@Override 
	public void exit()
	{
		System.out.println("Stopping play state");
	}

	
	/* UPDATE */
	@Override
	public void update() {		
			if(player.getX() + 30 + player.getWidth() >= Window.WIDTH)
			{
				player.setX(Window.WIDTH - 30 - player.getWidth()-1);
			}
			if(player.getX() - 30 <= 0)
			{
				player.setX(32);
			}
		player.update();
		Iterator<ShootingLine> i = lines.iterator();
		while(i.hasNext()){
			ShootingLine l = i.next();
			if(l.getMaxHeight() < 0){
				i.remove();
			}else{
				l.setLength(l.getLength() +1);
			}
		}
	}

	@Override
	public void paint(Graphics2D g2d) {	
		g2d.drawString("Press ESC to stop the game", Window.WIDTH/2, Window.HEIGHT/2);
		g2d.drawImage(Images.getImage(ImageType.BACKGROUND),null,0,0);
		

		for(ShootingLine l:lines){
			l.paint(g2d);
		}
		for(Ball b: balls){
			b.paint(g2d);
		}
		player.paint(g2d);
	}

	
	/* EVENTS */
	@Override
	public void keyPressed(KeyEvent e) {
		switch(e.getKeyCode())
		{
		case KeyEvent.VK_RIGHT:
			player.setX(player.getX()+10);
			break;
		case KeyEvent.VK_LEFT:
			player.setX(player.getX()-10);
			break;
		case KeyEvent.VK_SPACE:
			if(lines.size() == 0){
				lines.add(new ShootingLine((int)player.getX()+player.getWidth()/2, 600));
			}
		}
	}
	@Override
	public void keyReleased(KeyEvent e) {
		switch(e.getKeyCode())
		{
		case KeyEvent.VK_ESCAPE:
			gsm.setState("menu");
			break;
		}
	}
	@Override
	public void keyTyped(KeyEvent e) {}
}