MineModel.java

//John Tran
//This class does all of the calulations and functionality of the game

import java.util.*;
import java.io.Serializable;

public class MineModel implements Serializable
{
	public static final int SAFE = 4;
	public static final int MINE_FLAG = 3;
	public static final int FLAG = 2;
	public static final int MINE = 1;
	public static final int NO_MINE = 0;
	public static final int C = 10;
	public static final int R = 10;
	public static int sqauresClicked = 0;
	private boolean gameStatus = false;
	private boolean gameWon = false;
	public static int bombs = 30;
	private int[][] board = new int[R][C];
	private int[][] neighbors = new int [R][C];
	
	//sets up the board with mines
	public MineModel()
	{
		for(int i = 0; i < bombs; i++)
		{
			Random rand = new Random();
			int r = rand.nextInt(R);
			int c = rand.nextInt(C);
			board[r][c] = MINE;
		}
		
		for(int j = 0; j < R; j++)
		{
			for(int k = 0; k < C; k++)
			{
				if(board[j][k] == MINE)
				{
					neighbors[j][k] = MINE;
				}
				else
				{
					board[j][k] = NO_MINE;
					neighbors[j][k] = (findNeighbors(j, k));
					
				}
			}
		}
	}
	
	//finds nearby mines
	public int findNeighbors(int r, int c)
	{
		int numOfMines = 0;
		for (int i = r - 1; i <= r + 1; i++)
		{
			for (int j = c - 1; j <= c + 1; j++)
			{	
				if (((i < 0) || (i >= R) || (j < 0) || (j >= C)))
				{
					continue;
				}
				if (board[i][j] == MINE)
				{
					numOfMines++;
				}
			}
		}
		return numOfMines;
	}
	
	//flags a square and gives it a certain value if it's a mine or not
	public void flagSquare(int r, int c)
	{
		if (board[r][c] == MINE)
		{
			board[r][c] = MINE_FLAG;
		}
		else if (board[r][c] == MINE_FLAG)
		{
			board[r][c] = MINE;
		}
		
		if(board[r][c] == NO_MINE)
		{
			board[r][c] = FLAG;
		}
		else if (board[r][c] == FLAG)
		{
			board[r][c] = NO_MINE;
		}
	}
	
	//this reveals a square. If all squares were successfully cleared the game is won
	//if there is a mine, the game is lost
	public void revealSquare(int r, int c)
	{
		if(board[r][c] == NO_MINE)
		{
			board[r][c] = SAFE;
			sqauresClicked++;
			System.out.println(sqauresClicked);
			if(sqauresClicked == R*C - bombs)
			{
				gameWon = true;
			}
		}
		if (board[r][c] == MINE)
		{
			setStatus();
			for (int i = 0; i < R; i++)
			{
				for(int j = 0; j < C; j++)
				{
					if(board[i][j] == MINE_FLAG)
					{
						board[i][j] = MINE;
					}
				}
			}
		}
	}
	
	public void setSquares()
	{
		sqauresClicked = 0;
	}
	public void setBombs(int amount)
	{
		bombs = amount;
	}
	public boolean getWin()
	{
		return gameWon;
	}
	public void setStatus()
	{
		gameStatus = true;
	}
	public boolean getStatus()
	{
		return gameStatus;
	}
	
	public int getMine(int x, int y)
	{
		return board[x][y];
	}
	public int getNeighbor(int x, int y)
	{
		return neighbors[x][y];
	}
}