package jrummikub.view.impl;

import java.awt.Color;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.util.Iterator;

import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSeparator;
import javax.swing.border.LineBorder;

import jrummikub.model.PlayerSettings;
import jrummikub.model.Score;
import jrummikub.view.IScorePanel;

@SuppressWarnings("serial")
class ScorePanel extends JPanel implements IScorePanel {
	private Iterable<PlayerSettings> players;
	private Iterable<Score> scores;
	private Score accumulatedScore;

	public ScorePanel() {
		setLayout(new GridBagLayout());
		setBorder(new LineBorder(Color.BLACK));
	}

	@Override
	public void setPlayers(Iterable<PlayerSettings> players) {
		this.players = players;
	}

	@Override
	public void setScores(Iterable<Score> scores) {
		this.scores = scores;
	}

	@Override
	public void setAccumulatedScore(Score accumulatedScore) {
		this.accumulatedScore = accumulatedScore;
	}

	@Override
	public void update() {
		this.removeAll();
		
		GridBagConstraints c = new GridBagConstraints();
		c.fill = GridBagConstraints.BOTH;
		c.weightx = 1.0;
		c.gridwidth = GridBagConstraints.REMAINDER;
		
		addPlayerNames();

		add(new JSeparator(), c);
		
		int n = 0;
		for (Iterator<Score> it = scores.iterator(); it.hasNext();) {
			addScoreRow(it.next(), ++n);
		}
		
		add(new JSeparator(), c);
		
		addAccumulatedScore();
	}

	private void addPlayerNames() {
		GridBagConstraints c = new GridBagConstraints();
		c.fill = GridBagConstraints.BOTH;
		c.weightx = 1.0;
		
		JLabel roundHead = new JLabel("Runde");
		roundHead.setHorizontalAlignment(JLabel.CENTER);
		add(roundHead, c);

		for (Iterator<PlayerSettings> it = players.iterator(); it.hasNext();) {
			PlayerSettings player = it.next();

			if (!it.hasNext()) {
				c.gridwidth = GridBagConstraints.REMAINDER;
			}

			JLabel playerNameLabel = new JLabel(player.getName());
			playerNameLabel.setIcon(ImageUtil.createColorIcon(player.getColor(), 12,
					1));
			playerNameLabel.setHorizontalAlignment(JLabel.CENTER);
			
			add(playerNameLabel, c);
		}
	}

	private void addScoreRow(Score score, int n) {
		GridBagConstraints c = new GridBagConstraints();
		c.fill = GridBagConstraints.BOTH;
		c.weightx = 1.0;
		c.gridwidth = 1;
		
		JLabel roundLabel = new JLabel(Integer.toString(n));
		roundLabel.setHorizontalAlignment(JLabel.CENTER);
		add(roundLabel, c);

		for (int i = 0; i < score.getPoints().size(); ++i) {
			if (i == score.getPoints().size()-1) {
				c.gridwidth = GridBagConstraints.REMAINDER;
			}
			
			JLabel scoreLabel = new JLabel(Integer.toString(score.getPoints().get(i)));
			scoreLabel.setHorizontalAlignment(JLabel.CENTER);
			add(scoreLabel, c);
		}
	}

	private void addAccumulatedScore() {
		GridBagConstraints c = new GridBagConstraints();
		c.fill = GridBagConstraints.BOTH;
		c.weightx = 1.0;
		
		JLabel accumLabel = new JLabel("Gesamt");
		accumLabel.setHorizontalAlignment(JLabel.CENTER);
		add(accumLabel, c);
		
		for (int i = 0; i < accumulatedScore.getPoints().size(); ++i) {
			if (i == accumulatedScore.getPoints().size()-1) {
				c.gridwidth = GridBagConstraints.REMAINDER;
			}
			
			JLabel scoreLabel = new JLabel(Integer.toString(accumulatedScore.getPoints().get(i)));
			scoreLabel.setHorizontalAlignment(JLabel.CENTER);
			add(scoreLabel, c);
		}
	}
}