package jrummikub.view.impl;

import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.RenderingHints;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;

import javax.swing.ImageIcon;

import jrummikub.model.Position;
import jrummikub.model.Stone;
import jrummikub.view.IBoard;

@SuppressWarnings("serial")
public class Board extends StonePanel implements IBoard {
  private final static ImageIcon BACKGROUND = new ImageIcon(Board.class.getResource("/jrummikub/resource/wood.png"));
  private final static float DEFAULT_SCALE = StonePainter.BOARD_SCALE;
  
  private Map<Stone, Position> stones = Collections.emptyMap();
  private Collection<Stone> selectedStones = Collections.emptyList();

  Board() {
    super(DEFAULT_SCALE);
    
    setBorder(new CustomBorder(Color.DARK_GRAY, 0, 1, 0, 1));
  }
  
  @Override
  protected void paintComponent(Graphics g1) {
    Insets insets = getInsets();
    int x = insets.left, y = insets.top, width = getWidth()-insets.left-insets.right, height = getHeight()-insets.top-insets.bottom;
    Graphics2D g = (Graphics2D)g1.create(x, y, width, height);
    
    for(int xpos = 0; xpos < width; xpos += BACKGROUND.getIconWidth()) {
      BACKGROUND.paintIcon(this, g, xpos, 0);
    }
    for(int xpos = -32; xpos < width; xpos += BACKGROUND.getIconWidth()) {
      BACKGROUND.paintIcon(this, g, xpos, 75);
    }
    
    g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
        RenderingHints.VALUE_ANTIALIAS_ON);

    for (Map.Entry<Stone, Position> entry : stones.entrySet()) {
      getStonePainter().paintStone(g, entry.getKey(), entry.getValue(),
          selectedStones.contains(entry.getKey()));
    }
  }

  @Override
  public void setStones(Map<Stone, Position> stones) {
    this.stones = stones;
    repaint();
  }
  
  public void setSelectedStones(Collection<Stone> stones) {
    selectedStones = stones;
    repaint();
  }
}