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Sides.cs
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Sides.cs
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using System.Collections.Generic;
namespace piton
{
public class Sides
{
private readonly int _gridSize;
public Sides(int gridSize)
{
_gridSize = gridSize;
}
public (
bool isHead,
bool isTail,
bool fromLeft,
bool toRight,
bool fromRight,
bool toLeft,
bool fromTop,
bool toBottom,
bool fromBottom,
bool toTop
) GetSides(int[] snake, int index)
{
if (index == 0)
return (
true,
false,
snake[0] - 1 == snake[1],
false,
snake[0] + 1 == snake[1],
false,
snake[0] - _gridSize == snake[1],
false,
snake[0] + _gridSize == snake[1],
false
);
if (index == snake.Length - 1)
return (
false,
true,
false,
snake[index] + 1 == snake[index - 1],
false,
snake[index] - 1 == snake[index - 1],
false,
snake[index] + _gridSize == snake[index - 1],
false,
snake[index] - _gridSize == snake[index - 1]
);
return (
false,
false,
snake[index] - 1 == snake[index + 1],
snake[index] + 1 == snake[index - 1],
snake[index] + 1 == snake[index + 1],
snake[index] - 1 == snake[index - 1],
snake[index] - _gridSize == snake[index + 1],
snake[index] + _gridSize == snake[index - 1],
snake[index] + _gridSize == snake[index + 1],
snake[index] - _gridSize == snake[index - 1]
);
}
}
}