public void createAtRandomPos(Board board, Snake snake)
{
Random random = new Random();
List <BoardElement> emptyPlaces = new List <BoardElement>();
for (int i = 1; i < board.width - 1; i++)
{
for (int j = 1; j < board.height - 1; j++)
{
if (!snake.hitItself(i, j) && !board.checkWallHit(i, j))
{
emptyPlaces.Add(new BoardElement(i, j));
}
}
}
int index = random.Next(emptyPlaces.Count);
x = emptyPlaces[index].x;
y = emptyPlaces[index].y;
if (level < Constants.MAX_FOOD_LVL)
{
level++;
}
Console.SetCursorPosition(x, y);
Console.Write(level);
}
public void start()
{
while (true)
{
if (state == GameStates.Menu)
{
Console.Clear();
openMenu();
}
else if (state == GameStates.Starting)
{
Console.Clear();
board.draw(level);
direction = Directions.RIGHT;
snake = new Snake(board.width / 2, board.height / 2, Constants.SNAKE_SIZE);
state = GameStates.Started;
food.level = 0;
food.createAtRandomPos(board, snake);
Console.CursorVisible = false;
}
else // game started
{
int x = snake.getX();
int y = snake.getY();
checkKeyInput();
switch (direction)
{
case Directions.UP:
y--;
break;
case Directions.RIGHT:
x++;
break;
case Directions.DOWN:
y++;
break;
case Directions.LEFT:
x--;
break;
}
int foodCollected = 0;
if (snake.hitItself(x, y) || board.checkWallHit(x, y))
{
over();
}
else if (x == food.x && y == food.y)
{
foodCollected = food.level;
food.createAtRandomPos(board, snake);
if (food.level == Constants.FOOD_COUNT_FOR_LVLUP && level < Constants.MAX_LVL)
{
level++;
snake = new Snake(board.width / 2, board.height / 2, Constants.SNAKE_SIZE);
state = GameStates.Starting;
}
}
snake.expandSnake(x, y);
x = snake.body[0].x;
y = snake.body[0].y;
if (foodCollected == 0)
{
snake.removeLastPart();
Console.SetCursorPosition(x, y);
Console.Write(" ");
}
else
{
foodCollected--;
}
snake.draw();
int speed = 100 - level * Constants.SPEED;
if (speed > 0)
{
Thread.Sleep(speed);
}
}
}
}