public BestTargetResult GetBestTargets(uint battleId, ICombatObject attacker, out List <Target> result, int maxCount, uint round)
{
result = new List <Target>();
var objectsByScore = new List <CombatScoreItem>(Count);
var objsInRange = (from combatGroup in this
from defender in combatGroup
where !defender.IsWaitingToJoinBattle &&
!defender.IsDead &&
defender.InRange(attacker) &&
attacker.InRange(defender)
select new Target {
Group = combatGroup, CombatObject = defender
}).ToList();
if (objsInRange.Count == 0)
{
return(BestTargetResult.NoneInRange);
}
uint lowestRow = objsInRange.Min(target => target.CombatObject.Stats.Stl);
Target bestTarget = null;
decimal bestTargetScore = 0;
foreach (var target in objsInRange)
{
if (!attacker.CanSee(target.CombatObject, lowestRow))
{
continue;
}
// Calculate dmg against each target as base score
decimal score = battleFormulas.GetAttackScore(attacker, target.CombatObject, round);
if (bestTarget == null || score > bestTargetScore)
{
bestTarget = target;
bestTargetScore = score;
}
objectsByScore.Add(new CombatScoreItem {
Target = target, Score = score
});
}
if (objectsByScore.Count == 0)
{
return(BestTargetResult.Ok);
}
// Shuffle to get some randomization in the attack order. We pass the battleId as a seed in order to
// make it so the attacker doesn't switch targets once it starts attacking them but this way
// they won't attack the stacks in the order they joined the battle, which usually would mean
// they will attack the same type of units one after another
// then sort by score descending
var shuffled = objectsByScore.Shuffle((int)battleId);
shuffled.Sort(new CombatScoreItemComparer(attacker, tileLocator));
var numberOfTargetsToHit = Math.Min(maxCount, objectsByScore.Count);
// Get top results specified by the maxCount param
result = shuffled.Take(numberOfTargetsToHit).Select(scoreItem => scoreItem.Target).ToList();
return(BestTargetResult.Ok);
}
public bool HasInRange(ICombatObject attacker)
{
return(AllAliveCombatObjects().Any(obj => obj.InRange(attacker) && attacker.InRange(obj)));
}
