public virtual bool DoubleDown(HandInfo info)
{
var hand = info.PlayerHands.ElementAt(info.HandToPlay);
var value = hand.Value;
var soft = hand.Soft;
var dealer = info.DealerHand.Cards.ElementAt(0).Rank;
if (soft)
{
if (value == 16 || value == 17 || value == 18)
return dealer < Ranks.Seven;
return false;
}
if ((value == 10 || value == 11) && value > info.DealerHand.Value)
return true;
if (dealer < Ranks.Seven && value == 9)
return true;
return false;
}