private List <char> GenerateGameCards(GameSize gameSize)
{
var numberOfCards = gameSize.Height() * gameSize.Width();
var index = _gameBoardRandom.Next(_gameCardsChars.Length);
var result = new List <char>(numberOfCards);
for (var i = 0; i < numberOfCards / 2; i++)
{
var c = _gameCardsChars[(index + i) % _gameCardsChars.Length];
result.Add(c);
result.Add(c);
}
return(new Queue <char>(result.OrderBy(i => _gameBoardRandom.Next())).ToList());
}
