private IValue BuildAddStatMultiplier(
string identity, IReadOnlyCollection <Entity> possibleSources, Entity target)
{
var buffActiveValue = new StatValue(BuildBuffActiveStat(target, identity));
var buffSourceValues = possibleSources.ToDictionary(Funcs.Identity,
e => new StatValue(BuildBuffSourceStat(e, target, identity)));
var buffEffectValues = possibleSources.ToDictionary(Funcs.Identity,
e => new StatValue(BuildEffectStat(e, target, identity)));
return(new FunctionalValue(Calculate,
$"AddStatMultiplier(buffActive:{buffActiveValue}, buffSources:{string.Join(",", buffSourceValues)}, " +
$"buffEffects:{string.Join(",", buffEffectValues)})"));
NodeValue?Calculate(IValueCalculationContext context)
{
if (!buffActiveValue.Calculate(context).IsTrue())
{
return(new NodeValue(1));
}
// If multiple entities apply the same (de-)buff, it depends on the buff which one would actually apply.
// Because that shouldn't happen in these calculations, simply the first one is taken.
var sourceEntity = possibleSources.First(e => buffSourceValues[e].Calculate(context).IsTrue());
return(buffEffectValues[sourceEntity].Calculate(context));
}
}
private IValue BuildTargetPoolValue(BuildParameters parameters, IStat targetPoolStat)
{
var entity = parameters.ModifierSourceEntity;
var targetPoolValue = new StatValue(targetPoolStat);
return(new FunctionalValue(
c => c.GetValue(TargetPoolValueStat(targetPoolValue.Calculate(c))),
$"Value of Pool {targetPoolValue}"));
IStat TargetPoolValueStat(NodeValue?targetPool)
{
var targetPoolString = ((Pool)targetPool.Single()).ToString();
return(StatFactory.FromIdentity(targetPoolString, entity, typeof(uint)));
}
}