package dev.kske.chess.game;

import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.List;
import java.util.stream.Collectors;

import dev.kske.chess.board.Board;
import dev.kske.chess.board.Move;
import dev.kske.chess.board.Move.Type;
import dev.kske.chess.board.Piece.Color;
import dev.kske.chess.board.Position;
import dev.kske.chess.ui.OverlayComponent;

/**
 * Project: <strong>Chess</strong><br>
 * File: <strong>NaturalPlayer.java</strong><br>
 * Created: <strong>06.07.2019</strong><br>
 * Author: <strong>Kai S. K. Engelbart</strong>
 */
public class NaturalPlayer extends Player implements MouseListener {

	private final OverlayComponent overlayComponent;

	private boolean		moveRequested;
	private Position	pos;

	public NaturalPlayer(Color color, OverlayComponent overlayComponent) {
		super(color);
		this.overlayComponent	= overlayComponent;
		name					= "Player";
		moveRequested			= false;

		overlayComponent.addMouseListener(this);
	}

	@Override
	public void requestMove() {
		moveRequested = true;
	}

	@Override
	public void cancelMove() {
		moveRequested = false;
	}

	@Override
	public void disconnect() {
		overlayComponent.removeMouseListener(this);
	}

	@Override
	public void mousePressed(MouseEvent evt) {
		if (!moveRequested) return;
		if (pos == null) {
			pos = new Position(evt.getPoint().x / overlayComponent.getTileSize(),
					evt.getPoint().y / overlayComponent.getTileSize());

			Board board = new Board(this.board);
			if (board.get(pos) != null && board.get(pos).getColor() == color) {
				List<Position> positions = board.getMoves(pos)
					.stream()
					.map(move -> move.dest)
					.collect(Collectors.toList());
				overlayComponent.displayDots(positions);
			} else pos = null;
		} else {
			Position dest = new Position(evt.getPoint().x / overlayComponent.getTileSize(),
					evt.getPoint().y / overlayComponent.getTileSize());

			overlayComponent.clearDots();
			moveRequested = false;
			game.onMove(NaturalPlayer.this, new Move(pos, dest, Type.UNKNOWN));
			pos = null;
		}
	}

	@Override
	public void mouseClicked(MouseEvent e) {}

	@Override
	public void mouseReleased(MouseEvent e) {}

	@Override
	public void mouseEntered(MouseEvent e) {}

	@Override
	public void mouseExited(MouseEvent e) {}
}