import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.util.ArrayList;
import java.util.Observable;
import java.util.Observer;
import javax.swing.BorderFactory;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;

@SuppressWarnings("serial")
public class View extends JFrame implements  ViewInterface, Observer {
	Controller controller;
	JPanel panel;
	ArrayList<JButton> board = new ArrayList();
	JPanel messagePanel;
	JLabel topText;
	JPanel sidePanel;
	JPanel westPanel;
	JTextField Spelare;
	JButton LäggTill, Exit;
	JButton test;
	JList lista;
	DefaultListModel model;			//Lista för spelare
	//private String letter = " ";

	//    private int count = 0;
	//    private char winner;

	public View(Controller controller){
		super();
		this.controller = controller;
		setupUI();
	}

	private void setupUI(){
		setupFrame();
		setupMessagePanel();
		setupPanel();

		setupBoard();
		setupPlayers();
		setupLäggTill();

		this.getContentPane().add(panel);
	}

	private void setupFrame(){
		setSize(400,400);
		setTitle("Tic-Tac-Toe");
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setLocationRelativeTo(null);
		setLayout(new BorderLayout());
	}

	private void setupMessagePanel(){
		messagePanel = new JPanel();
		topText = new JLabel("X startar");
		messagePanel.add(topText);
		this.getContentPane().add(messagePanel, BorderLayout.SOUTH);
	}

	private void setupPlayers(){
		sidePanel = new JPanel();
		westPanel = new JPanel();
		Spelare = new JTextField("Skriv ditt namn", 9);
		Spelare.addActionListener(controller);
		model = new DefaultListModel();		//DefaultListModel för att lägga till personer
		lista = new JList(model);
		lista.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
		lista.setLayoutOrientation(JList.VERTICAL);
		lista.setVisibleRowCount(7);

		lista.setPreferredSize(new Dimension(50,200));

		sidePanel.add(Spelare);
		westPanel.add(lista);

		this.getContentPane().add(sidePanel, BorderLayout.NORTH);
		this.getContentPane().add(westPanel, BorderLayout.WEST);
	}



	private void setupLäggTill()
	{
		LäggTill = new JButton("Lägg till");
		Exit = new JButton("Exit");
		LäggTill.setActionCommand("Lägg till");
		LäggTill.addActionListener(controller);
		Exit.setActionCommand("Exit");
		Exit.addActionListener(controller);
		sidePanel.add(LäggTill);
		messagePanel.add(Exit);

		this.getContentPane().add(sidePanel, BorderLayout.NORTH);

	}
	private void setupPanel(){
		panel = new JPanel();


		panel.setLayout(new GridLayout(3, 3, -1, -1));
	}

	private void setupBoard(){
		for(int i = 0; i < 9; i++){
			JButton symbol = new JButton();
			symbol.setText("");
			symbol.setSize(new Dimension(400/3,400/3));
			symbol.setHorizontalAlignment(JLabel.CENTER);
			symbol.setBorder(BorderFactory.createMatteBorder(2, 2, 2, 2,Color.RED));


			symbol.addActionListener(controller);
			symbol.setActionCommand(String.valueOf(i));
			board.add(symbol);
			panel.add(symbol);


		}
	}


	@Override
	public void gameTie() {

		giveMessage("Oavgjort", "Otur, ingen vann");
		reset();

	}

	@Override
	public void gameWon(char winner) {

		giveMessage("Spel klart", winner + " vann!");
		reset();
	}

	private void giveMessage(String header, String message){

		JOptionPane.showMessageDialog(this,
				message,
				header,
				JOptionPane.PLAIN_MESSAGE);

	}

	private void reset() {
		for(JButton label : board){
			label.setText("");
		}
		panel.repaint();
	}

	public void update(Observable o, Object arg) {
		Model model_copy = (Model)o;
		int[][] test = model_copy.getBoard();
		int winner = model_copy.isThereAWinner();
		int tie  = model_copy.isThereAWinner();

		int index = 0;
		for (int i =  0; i < 3; i++)
		{
			for (int j = 0; j < 3; j++)
			{
				if(test[j][i] == 1)
				{
					this.board.get(index).setText("X");

				}
				else  if (test[j][i] == 2)
				{

					this.board.get(index).setText("O");
				}
				index ++;
			}
		}


		// int tie = model_copy.tie();
		if (winner ==1)
		{
			giveMessage("Spel klart", "X" + " vann!");
			reset();

		}
		else if (winner ==2)
		{
			giveMessage("Spel klart", "O" + " vann!");
			reset();
		}
		else if (tie ==3)
		{
			giveMessage("Oavgjort", "Otur, ingen vann");
		}

	}

}

//
//    private void setCurrentPlayer(char player){
//        if(player == '1'){
//            topText.setText("X's tur");
//        }
//        else{
//            topText.setText("O's tur");
//        }
//    }