public MonteCarlo(Deck deck, Enemy enemy, Player player, int turnNumber = 0, List <string> firstHand = null)
{
_Deck = deck ?? throw new ArgumentNullException(nameof(deck));
_Enemy = enemy ?? throw new ArgumentNullException();
_Player = player ?? throw new ArgumentNullException();
_TurnNumber = turnNumber;
if (firstHand == null)
{
//by default shuffle the deck at fight start.
_Deck.Reshuffle(new EffectSet(), new List <string>());
}
else
{
var cards = _Deck.FindSetOfCards(_Deck.GetDrawPile, firstHand);
var firstAction = new FightAction(FightActionEnum.StartTurn, cardTargets: cards);
_FirstAction = firstAction;
}
var fight = new Fight(_Deck, _Player, _Enemy);
fight.TurnNumber = _TurnNumber;
var root = new FightNode(fight);
fight.FightNode = root;
root.StartFight();
Root = root;
if (_FirstAction != null)
{
root.ApplyAction(_FirstAction);
}
}
/// <summary>
/// Returns the leaf node of a single mc run.
/// </summary>
public FightNode MC(FightNode fn)
{
if (fn.Depth == 1)
{
MCCount++;
}
var actions = fn.Fight.GetAllActions();
var ii = Rnd.Next(actions.Count());
//ii = 0;
var action = actions[ii];
var childNode = fn.ApplyAction(action);
switch (childNode.Fight.Status)
{
case FightStatus.Ongoing:
return(MC(childNode));
case FightStatus.Won:
return(childNode);
case FightStatus.Lost:
return(childNode);
default:
throw new Exception("Other status");
}
}