package Minesweeper;

import java.awt.Color;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.JButton;
import javax.swing.JOptionPane;

enum CellType {
	Number, Bomb
}

public class Cell extends JButton {

	private static final Color FLAGCOLOR = Color.RED;
	private static final Color FLOODEDCOLOR = Color.LIGHT_GRAY;
	private static final Color HIDDENCOLOR = Color.WHITE;
	private static final Color MINECOLOR = Color.BLACK;
	private static final long serialVersionUID = 1L;
	private Playfield playfield;

	public CellType type;
	public Point cord;
	public boolean flagged = false;
	public int value = 0;

	public Cell(CellType _type, Playfield _playfield, Point _cord) {
		type = _type;
		cord = _cord;
		playfield = _playfield;
		
		setBackground(HIDDENCOLOR);
		addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				OnMouseClick();
			}
		});

		addMouseListener(new MouseAdapter() {
			@Override
			public void mousePressed(MouseEvent e) {
				// TODO Auto-generated method stub
				super.mousePressed(e);
				if (e.getButton() == 3) {
					OnMouseRightClick();
				}
			}
		});
	}

	protected void OnMouseClick() {
		if (!flagged) {
			reveal();
			if (type != CellType.Bomb) {
				flood();
			} else {
				playfield.revealAllBombs();
				JOptionPane.showMessageDialog(getParent(),"KABOOM! Try again!");
				playfield.reset();
			}
			
		}
	}

	protected void OnMouseRightClick() {
		if (isEnabled()) {
			if (flagged) {
				flagged = false;
				
				setBackground(HIDDENCOLOR);
				if (type == CellType.Number) {
					playfield.cellDried();
				}
				
			} else {
				flagged = true;
				setBackground(FLAGCOLOR);
				if (type == CellType.Number) {
					playfield.cellFlooded();
				}
			}
		}
	}

	public void reveal() {
		if (type == CellType.Number) {
			if(value > 0) {				
				setText(String.valueOf(value));
			}
		} else {
			setBackground(MINECOLOR);
		}
	}

	public void flood() {
		if (type == CellType.Bomb || flagged) {
			return;
		}
		
		setBackground(FLOODEDCOLOR);
		setEnabled(false);
		reveal();
		playfield.cellFlooded();
		
		if (value == 0) {
			if (cord.y > 0) {
				if (playfield.cells[cord.y - 1][cord.x].type == CellType.Number
						&& playfield.cells[cord.y - 1][cord.x].isEnabled()) {
					playfield.cells[cord.y - 1][cord.x].flood();
				}
			}

			if (cord.x < playfield.Size - 1) {
				if (playfield.cells[cord.y][cord.x + 1].type == CellType.Number
						&& playfield.cells[cord.y][cord.x + 1].isEnabled()) {
					playfield.cells[cord.y][cord.x + 1].flood();
				}
			}

			if (cord.y < playfield.Size - 1) {
				if (playfield.cells[cord.y + 1][cord.x].type == CellType.Number
						&& playfield.cells[cord.y + 1][cord.x].isEnabled()) {
					playfield.cells[cord.y + 1][cord.x].flood();
				}
			}

			if (cord.x > 0) {
				if (playfield.cells[cord.y][cord.x - 1].type == CellType.Number
						&& playfield.cells[cord.y][cord.x - 1].isEnabled()) {
					playfield.cells[cord.y][cord.x - 1].flood();
				}
			}

		}

	}

}