public class snakeGame{
    board board;
    snake snake;

    int score;

    int direction;
    int noneDirection = 0;
    int upDirection = 2;
    int downDirection = -2;
    int rightDirection = 1;
    int leftDirection = -1;
    
    boolean gameOver;

    public snakeGame(int numbRows, int numbCols){
        // init board
        board = new board(numbRows, numbCols);
        //init snake
        cell initCell = board.getCells()[0][0];
        initCell.setSnakeCell(true);
        snake = new snake(initCell);
        // init variabler
        gameOver = false;
        direction = rightDirection;
        score = 0;
        board.generateFood();
        board.generateFood();
        board.generateFood();
    }

    public snake getSnake(){ return snake; }

    public board getBoard(){ return board; }

    public int getDirection(){ return direction; }

    public boolean getGameOver(){ return gameOver; }

    public int getScore(){ return score; }

    public boolean isGameOver(){ return gameOver; }

    public void setGameOver(boolean cond){
        gameOver = cond;
    }

    public void addScore(){
        score++;
    }

    public void setDirection(int direction){
        this.direction = direction;
    }

    public cell getNextcell(cell currentPos){
        int row = currentPos.getRow();
        int col = currentPos.getCol();

        if(direction == rightDirection){
            col++;
        }
        else if(direction == leftDirection){
            col--;
        }
        else if(direction == upDirection){
            row--;
        }
        else if(direction == downDirection){
            row++;
        }

        cell nextCell = board.getCell(row, col);

        return nextCell;
    }

    public void update(){
        if(!gameOver){
            if(direction != noneDirection){
                cell nextCell = getNextcell(snake.getHead());

                if(!snake.checkCrash(nextCell)){ 
                    if(nextCell.isFoodCell){
                        snake.grow(nextCell);
                        board.generateFood();
                        score++;
                    }
                    snake.move(nextCell);
                }
                else{
                    setDirection(noneDirection);
                    gameOver = true;//hvis vi kr?sjer e det game over
                }
            }
        }
    }
}