static CardAIPlanData CastSkillOnece(CardAI ai, NetSkill ns, NetCard nc, CardAIPlanData data, NetBattlefield bf, IEnumerator <List <int> > targetEnumerator)
{
//structure makes a new copy
CardAIPlanData result = data;
//using previous bf allows to utilize already cached data, as well as share caching with following casts.
//later we will use new bf to ensure we do not override the same bf.
NetBattlefield prevBf = data.bf;
IList <int> targets = GetPlayCardTargets(ai.FriendlyTurn, ns, nc, prevBf);
if (targets == null || targets.Count < 1)
{
return(new CardAIPlanData());
}
if (targetEnumerator == null)
{
targetEnumerator = GetTargetEnumerator(ns, nc, targets, ai);
if (targetEnumerator == null)
{
return(new CardAIPlanData());
}
}
targetEnumerator.MoveNext();
List <int> selectedTargets = targetEnumerator.Current;
if (selectedTargets == null || selectedTargets.Count == 0)
{
return(new CardAIPlanData());
}
List <int> secTargets = GetSecondaryPlayTargets(ns, nc, prevBf, selectedTargets, ai.r);
FInt skillDelay = ns.GetSkillDelay(prevBf);
int cost = prevBf.GetCardCastingCostFast(ns.GetOwner(prevBf).CardID);
//add cost if something need to be casted next turn by AI
var ncp = bf.GetPlayerByPlayerID(ai.playerID);
if (cost > ncp.ApLeft)
{
skillDelay += 2;
}
//operate from now on its own bf
result.bf = bf;
NetQueueItem q;
if (ns.IsCastingSpell())
{
q = new NetQueueItem(bf, ns, new NetListInt(selectedTargets), new NetListInt(secTargets), skillDelay, -1);
}
else
{
q = new NetQueueItem(bf, ns, null, null, skillDelay, selectedTargets[0]);
}
//if ap cost were larger than current ap then we will result in negative ap.
//because its just simulation we do not care for that now, as the sum of this and next turn ap
//for estimating cost would be identical
ncp.ApLeft -= nc.GetCastingCost();
bf.PlayCard(q, ai.r);
float value = bf.GetValueByCloneSimulation(ai.iterations, ai.r);
result.value = value;
result.AddCardPlay(nc.CardID, ns.SkillInBattleID, q);
result.SetEnumerator(targetEnumerator);
result.valid = true;
return(result);
}
