/// <summary>
/// Apply an immediate change to a given Stats, if this controller is tracking that stat.
/// </summary>
///
/// <param name="influencer">The influencer imparting the change.</param>
/// <param name="change">The change to make. The result is kept within the -100 to 100 range.</param>
internal void ChangeStat(StatInfluencerSO influencer, float change)
{
StatSO stat = GetOrCreateStat(influencer.statName);
stat.value += change;
influencer.influenceApplied += change;
//Debug.Log(gameObject.name + " changed stat " + influencer.statName + " by " + change);
}
/// <summary>
/// Create a memory about an influencer object. See `AddMemory(MemorySO memory)`.
/// </summary>
/// <param name="influencer">The influencer that this memory should record.</param>
/// <param name="isGood">Is this a good memory that represents an experience to be repeated?</param>
internal void AddMemory(StatInfluencerSO influencer, bool isGood)
{
MemorySO memory = ScriptableObject.CreateInstance <MemorySO>();
memory.about = influencer.generator;
memory.statName = influencer.statName;
memory.influence = influencer.maxChange;
memory.cooldown = influencer.cooldown;
memory.isGood = isGood;
AddMemory(memory);
}
private void OnTriggerEnter(Collider other)
{
StatsController controller = other.GetComponent <StatsController>();
if (controller != null)
{
StatInfluencerSO influencer = ScriptableObject.CreateInstance <StatInfluencerSO>();
influencer.name = m_StatName + " influencer from " + name + " : " + GetInstanceID();;
influencer.generator = gameObject;
influencer.statName = m_StatName;
influencer.maxChange = m_MaxChange;
influencer.duration = m_Duration;
influencer.cooldown = m_Cooldown;
controller.TryAddInfluencer(influencer);
}
}
public IEnumerator StatInstantInfluencer()
{
string statName = "Test Immediate Influencer Stat";
StatsController controller = new GameObject().AddComponent <StatsController>();
StatInfluencerSO influencer = ScriptableObject.CreateInstance <StatInfluencerSO>();
influencer.statName = statName;
influencer.maxChange = 10;
influencer.duration = 0;
Assert.True(controller.TryAddInfluencer(influencer), "Was not able to add the Stat influencer");
yield return(null);
Assert.True(controller.GetOrCreateStat(statName).value > 0, "Seems the influencer has had no effect.");
yield return(null);
}
/// <summary>
/// Add an influencer to this controller. If this controller is not managing the required stat then
/// do nothing. If this character has any memory of being influenced by the object within short term
/// memory this new influence will be rejected.
/// </summary>
/// <param name="influencer">The influencer to add.</param>
/// <returns>True if the influencer was added, otherwise false.</returns>
public bool TryAddInfluencer(StatInfluencerSO influencer)
{
StatSO stat = GetOrCreateStat(influencer.statName);
bool isGood = true;
switch (stat.desiredState.objective)
{
case DesiredState.Objective.LessThan:
if (influencer.maxChange > 0)
{
isGood = false;
}
break;
case DesiredState.Objective.Approximately:
float currentDelta = stat.desiredState.targetValue - stat.value;
float influencedDelta = stat.desiredState.targetValue - (stat.value + influencer.maxChange);
if (currentDelta < influencedDelta)
{
isGood = false;
}
break;
case DesiredState.Objective.GreaterThan:
if (influencer.maxChange < 0)
{
isGood = false;
}
break;
}
if (m_Memory != null)
{
m_Memory.AddMemory(influencer, isGood);
}
m_StatsInfluencers.Add(influencer);
return(true);
}