/// <summary>
/// Gem request on the bottom
/// </summary>
/// <param name="gems">Gem grid on the board</param>
/// <param name="gem">Which gem to watch</param>
/// <param name="number">How many elements</param>
/// <returns>Could he find the gem and the gem itself</returns>
public static (bool, Gem) Bottom(this Gem[,] gems, Gem gem, int number)
{
var lines = gems.GetLength(1);
if (gem.YPosition + number >= lines || gem.YPosition + number < 0)
{
return(false, null);
}
var nextGem = gems[gem.XPosition, gem.YPosition + number];
return(gem.Equals(nextGem), nextGem);
}
/// <summary>
/// Gem request on the right
/// </summary>
/// <param name="gems">Gem grid on the board</param>
/// <param name="gem">Which gem to watch</param>
/// <param name="number">How many elements</param>
/// <returns>Could he find the gem and the gem itself</returns>
public static (bool, Gem) Right(this Gem[,] gems, Gem gem, int number)
{
var columns = gems.GetLength(0);
if (gem.XPosition + number >= columns || gem.XPosition + number < 0)
{
return(false, null);
}
var nextGem = gems[gem.XPosition + number, gem.YPosition];
return(gem.Equals(nextGem), nextGem);
}
