import java.util.Random;


public class Board {

    int theBoard[][];
    public static final int BLANK = 0;
    public static final int SHIP = 1;
    public static final int HIT = 2;
    public static final int MISS = 3;
    int boardDim;


    public Board(int boardSize) {
        boardDim=boardSize;
        theBoard = new int[boardSize][boardSize];

        //blank board
        for (int i=0;i<boardSize-1;i++){
            for (int j=0;j<boardSize-1;j++){
                theBoard[i][j]=BLANK;
            }

        }



    }

    void setLocationCells(){
        Random r = new Random();
        int randomhorizPosition = r.nextInt(10);
        int randomvertPosition = r.nextInt(10);
        int randomDirection = r.nextInt(2);
        if (randomDirection == 1){
                //extend horizontally
            if ((randomhorizPosition+3)<10){
                theBoard[randomhorizPosition][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition+1][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition+2][randomvertPosition]=SHIP;
            }
            else{
                theBoard[randomhorizPosition][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition-1][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition-2][randomvertPosition]=SHIP;
            }
        }
        if(randomDirection == 0){
            //extend vertically
            if ((randomvertPosition+3)<10){
                theBoard[randomvertPosition][randomvertPosition]=SHIP;
                theBoard[randomvertPosition][randomvertPosition]=SHIP;
                theBoard[randomvertPosition][randomvertPosition]=SHIP;
            }
            else{
                theBoard[randomhorizPosition][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition][randomvertPosition]=SHIP;
                theBoard[randomhorizPosition][randomvertPosition]=SHIP;
            }
        }

        else {
                setLocationCells();
        }
    }

    public void displayBoard(){
        for (int i=0;i<boardDim;i++){
            System.out.println();
            for (int j=0;j<boardDim;j++){
                System.out.printf(" %s", theBoard[i][j]);
            }

        }
    }

}