import java.awt.*;

import javax.swing.*;
import java.awt.event.*;

/**
 * This class draws the JPanel, the X's and O's, and keeps track of the players and the score.
 */

public class Game extends JPanel implements ActionListener {
	
	//these variables are for placement of the X's and O's
	private int zero = 0;
	private int oneh = 100;
	private int twoh = 200;
	private int threeh = 300;
	private int fifty = 50;
	private int tf = 25;
		
	//these variables are for game outputs
	private JLabel status;
	private JLabel nextplayer;
	private JButton reset;
	private int score = 0;
	
	// if the value is 0, it hasn't been clicked on
	// if the value is 1, it was clicked by player 1
	// if the value is 2, it was clicked by player 2
	private int topleft = 0;
	private int topmiddle = 0;
	private int topright = 0;
	private int middleleft = 0;
	private int middlemiddle = 0;
	private int middleright = 0;
	private int bottomleft = 0;
	private int bottommiddle = 0;
	private int bottomright = 0;
	
	//this boolean tells if the game is over or not.  Initially, it is not over.
	private boolean gameover = false;
	
	//this constructor shows which player is next and the status of the game
	public Game (JLabel nextplayer2, JLabel status2, JButton reset2) {
	
		nextplayer = nextplayer2;
		status = status2;
		reset = reset2;
		
	}
	
	/**
	 * This method draws the X's and O's
	 */
	public void paintComponent(Graphics g) {
				
		super.paintComponent(g);
		
		//draw the # diagram
		g.setColor(Color.black);
		g.drawLine(oneh, zero, oneh, threeh); // left vertical
		g.drawLine(twoh, zero, twoh, threeh); // right vertical
		g.drawLine(zero, oneh, threeh, oneh); // top horizontal
		g.drawLine(zero, twoh, threeh, twoh); // bottom horizontal
		
		//this code tells to draw an X or an O depending on the value of a location
//1,3
		if (topleft == 1) {
				//an X at 1,3	
				g.setColor(Color.black);
				g.drawLine(zero, zero, oneh, oneh);
				g.drawLine(zero, oneh, oneh, zero);
			}
			else if (topleft == 2) {
				//an O at 1,3				
				g.setColor(Color.red);
				g.fillOval(zero, zero, oneh, oneh);
				g.setColor(Color.white);
				g.fillOval(zero+tf, zero+tf, fifty, fifty);
			}
		
//2,3
		if (topmiddle == 1) {
			//an X at 2,3
			g.setColor(Color.black);
			g.drawLine(oneh, zero, twoh, oneh);
			g.drawLine(oneh, oneh, twoh, zero);
		}
		else if (topmiddle == 2) {
			//an O at 2,3
			g.setColor(Color.red);
			g.fillOval(oneh, zero, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(oneh+tf, zero+tf, fifty, fifty);
		}
		
//3,3
		if (topright == 1) {
			//an X at 3,3
			g.setColor(Color.black);
			g.drawLine(twoh, zero, threeh, oneh);
			g.drawLine(twoh, oneh, threeh, zero);
		}
		else if (topright == 2) {
			//an O at 3,3
			g.setColor(Color.red);
			g.fillOval(twoh, zero, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(twoh+tf, zero+tf, fifty, fifty);
		}
		
//1,2
		if (middleleft == 1) {
			//an X at 1,2
			g.setColor(Color.black);
			g.drawLine(zero, oneh, oneh, twoh);
			g.drawLine(zero, twoh, oneh, oneh);
		}
		else if (middleleft == 2) {
			//an O at 1,2
			g.setColor(Color.red);
			g.fillOval(zero, oneh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(zero+tf, oneh+tf, fifty, fifty);
		}
		
//2,2
		if (middlemiddle == 1) {
			//an X at 2,2
			g.setColor(Color.black);
			g.drawLine(oneh, oneh, twoh, twoh);
			g.drawLine(oneh, twoh, twoh, oneh);
		}
		else if (middlemiddle == 2) {
			//an O at 2,2
			g.setColor(Color.red);
			g.fillOval(oneh, oneh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(oneh+tf, oneh+tf, fifty, fifty);
		}
		
//3,2
		if (middleright == 1) {
			//an X at 3,2
			g.setColor(Color.black);
			g.drawLine(twoh, oneh, threeh, twoh);
			g.drawLine(twoh, twoh, threeh, oneh);
		}
		else if (middleright == 2) {
			//an O at 3,2
			g.setColor(Color.red);
			g.fillOval(twoh, oneh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(twoh+tf, oneh+tf, fifty, fifty);
		}
		
//1,1
		if (bottomleft == 1) {
			//an X at 1,1
			g.setColor(Color.black);
			g.drawLine(zero, twoh, oneh, threeh);
			g.drawLine(zero, threeh, oneh, twoh);
		}
		else if (bottomleft == 2) {
			//an O at 1,1
			g.setColor(Color.red);
			g.fillOval(zero, twoh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(zero+tf, twoh+tf, fifty, fifty);
		}
		
//2,1
		if (bottommiddle == 1) {
			//an X at 2,1
			g.setColor(Color.black);
			g.drawLine(oneh, twoh, twoh, threeh);
			g.drawLine(oneh, threeh, twoh, twoh);
		}
		else if (bottommiddle == 2) {
			//an O at 2,1
			g.setColor(Color.red);
			g.fillOval(oneh, twoh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(oneh+tf, twoh+tf, fifty, fifty);
		}
		
//3,1
		if (bottomright == 1) {
			//an X at 3,1
			g.setColor(Color.black);
			g.drawLine(twoh, twoh, threeh, threeh);
			g.drawLine(twoh, threeh, threeh, twoh);
		}
		else if (bottomright == 2) {
			//an O at 3,1
			g.setColor(Color.red);
			g.fillOval(twoh, twoh, oneh, oneh);
			g.setColor(Color.white);
			g.fillOval(twoh+tf, twoh+tf, fifty, fifty);
		}
		
		//g.drawString(""+score, 250, 250);	//Will display the value of "score" in the JPanel

	}
	
	/**
	 * This method gets the x and y coordinates from the MListener class.
	 * 
	 * @param mx4 - x coordinate
	 * @param my4 - y coordinate
	 */
	public void click(int mx4, int my4) {

		if (!gameover) {
			
		//this code keeps track of the score and if a player won	
		
//1,3
		if (0 < mx4 && mx4 < 100 && 0 < my4 && my4 < 100) {
			if (topleft == 0) {
				score = score + 1;
				if (score%2 != 0) {
					topleft = 1;
				}
				else {
					topleft = 2;
				}
			}
		}
		
//2,3
		if (100 < mx4 && mx4 < 200 && 0 < my4 && my4 < 100) {
			if (topmiddle == 0) {
				score = score + 1;
				if (score%2 != 0) {
					topmiddle = 1;
				}
				else {
					topmiddle = 2;
				}
			}
		}

//3,3
		if (200 < mx4 && mx4 < 300 && 0 < my4 && my4 < 100) {
			if (topright == 0) {
				score = score + 1;
				if (score%2 != 0) {
					topright = 1;
				}
				else {
					topright = 2;
				}
			}
		}
		
//1,2
		if (0 < mx4 && mx4 < 100 && 100 < my4 && my4 < 200) {
			if (middleleft == 0) {
				score = score + 1;
				if (score%2 != 0) {
					middleleft = 1;
				}
				else {
					middleleft = 2;
				}
			}
		}
		
//2,2
		if (100 < mx4 && mx4 < 200 && 100 < my4 && my4 < 200) {
			if (middlemiddle == 0) {
				score = score + 1;
				if (score%2 != 0) {
					middlemiddle = 1;
				}
				else {
					middlemiddle = 2;
				}
			}
		}
		
//3,2
		if (200 < mx4 && mx4 < 300 && 100 < my4 && my4 < 200) {
			if (middleright == 0) {
				score = score + 1;
				if (score%2 != 0) {
					middleright = 1;
				}
				else {
					middleright = 2;
				}
			}
		}
		
//1,1
		if (0 < mx4 && mx4 < 100 && 200 < my4 && my4 < 300) {
			if (bottomleft == 0) {
				score = score + 1;
				if (score%2 != 0) {
					bottomleft = 1;
				}
				else {
					bottomleft = 2;
				}
			}
		}
		
//2,1
		if (100 < mx4 && mx4 < 200 && 200 < my4 && my4 < 300) {
			if (bottommiddle == 0) {
				score = score + 1;
				if (score%2 != 0) {
					bottommiddle = 1;
				}
				else {
					bottommiddle = 2;
				}
			}
		}
		
//3,1
		if (200 < mx4 && mx4 < 300 && 200 < my4 && my4 < 300) {
			if (bottomright == 0) {
				score = score + 1;
				if (score%2 != 0) {
					bottomright = 1;
				}
				else {
					bottomright = 2;
				}
			}
		}

		}		
		
		
		if (score%2 == 0) {
			nextplayer.setText("Player 1 (X)");
		}
		else {
			nextplayer.setText("Player 2 (O)");
		}
		
		//check to see if player 1 won
		//you can't win without clicking at least 5 times combined
		//the large if statements check for wins horizontally, vertically, and diagonally
		if (score >= 5 && score <= 9) { 
			if (
				(topleft == 1 && topmiddle == 1 && topright == 1) || 
				(middleleft == 1 && middlemiddle == 1 && middleright == 1) ||
				(bottomleft == 1 && bottommiddle == 1 && bottomright == 1) ||
				(topleft == 1 && middleleft == 1 && bottomleft == 1) ||
				(topmiddle == 1 && middlemiddle == 1 && bottommiddle == 1) ||
				(topright == 1 && middleright == 1 && bottomright == 1) ||
				(topleft == 1 && middlemiddle == 1 && bottomright == 1) ||
				(topright == 1 && middlemiddle == 1 && bottomleft == 1)
																		) 
			{
				status.setText("Player 1 is the winner!");
				gameover = true;
			}
			
			//check to see if player 2 won
			else if (
				(topleft == 2 && topmiddle == 2 && topright == 2) || 
				(middleleft == 2 && middlemiddle == 2 && middleright == 2) ||
				(bottomleft == 2 && bottommiddle == 2 && bottomright == 2) ||
				(topleft == 2 && middleleft == 2 && bottomleft == 2) ||
				(topmiddle == 2 && middlemiddle == 2 && bottommiddle == 2) ||
				(topright == 2 && middleright == 2 && bottomright == 2) ||
				(topleft == 2 && middlemiddle == 2 && bottomright == 2) ||
				(topright == 2 && middlemiddle == 2 && bottomleft == 2)
																			)
			{
				status.setText("Player 2 is the winner!");
				gameover = true;
			}
		
			else if (score == 9 && status.getText() != "Player 1 is the winner!" && status.getText() != "Player 2 is the winner!") {
				status.setText("Draw!");
			}
		}
		
		repaint();
			
	}

	public void actionPerformed(ActionEvent event){
		
		gameover = false;
		score = 0;

		topleft = 0;
		topmiddle = 0;
		topright = 0;
		middleleft = 0;
		middlemiddle = 0;
		middleright = 0;
		bottomleft = 0;
		bottommiddle = 0;
		bottomright = 0;

		status.setText("Game hasn't ended yet!");
		nextplayer.setText("Player 1 (X)");
		
		repaint();
	}

}