// Use this for initialization
/*
* void Start () {
* //this.currentMaxPrice = this.initialMaxPrice;
* //this.currentOffer = this.initialOffer;
* if (DataTransfer.shonkyIndex >= 0) {
* ItemInstance tmp;
* if (ShonkyInventory.Instance.GetItem(DataTransfer.shonkyIndex, out tmp)) {
* shonky = tmp;
* manager.shonkyInstance = shonky;
* }
* } else {
* Debug.Log("No shonky found, using default value.");
* manager.SetBasePrice(150);
* }
*
* if (DataTransfer.currentPersonality) {
* this.personality = Instantiate(DataTransfer.currentPersonality);
* // TODO: messy code.
* manager.SetBasePrice((shonky.item as Shonky).basePrice);
* this.personality.InfluencePersonality(shonky.quality, (shonky.item as Shonky).basePrice);
* LoadPersonality();
* } else {
* Debug.Log("No personality found, using default values.");
* this.personality = Instantiate(this.personality);
* this.personality.InfluencePersonality(Quality.QualityGrade.Sturdy, 150);
* LoadPersonality();
* }
* }
*/
// Consider the player's offer and offer a counter. Returns true if bidding should continue, or false if not.
// Counter offer is stored in "counter" parameter. If the counter offer is 0, then the NPC is fed up.
private bool CounterOffer(float offer, out float counter)
{
// Bidding should terminate if the current max price is lower than the amount the NPCs last offer.
// AKA, bidding has gone on too long.
if (this.currentMaxPrice < this.currentOffer)
{
counter = 0f;
manager.WizardPunch(1f, 1.2f);
manager.WizardSpeak(personality.TalkReject(1f));
return(false);
}
//Debug.Log("offer: " + offer);
// Calculate chance of accepting the players offer.
float acceptRange = this.currentMaxPrice - this.wantsItem;
float acceptRatio = (offer - this.wantsItem) / acceptRange;
float acceptLerp = Mathf.Clamp01(acceptRatio);
float acceptChance = 1f - this.acceptGradient.Evaluate(acceptLerp);
//Debug.Log("Evaluated an acceptance chance of: " + acceptChance*100f + "%");
float rejectRange = this.absoluteMaxPrice - this.currentMaxPrice;
float rejectRatio = (this.absoluteMaxPrice - offer) / rejectRange;
float rejectLerp = Mathf.Clamp01(rejectRatio);
float rejectChance = 1f - this.acceptGradient.Evaluate(rejectLerp);
//Debug.Log("Evaluated a rejectance chance of: " + rejectChance*100f + "%");
float rand = Random.value;
// Chance is kind, we accept the offer.
if (rand <= acceptChance)
{
// TODO: use variables to guide this.
// TODO: use DenyOffer() or something like that?
manager.WizardPunch(1.1f - acceptChance, 0.5f);
manager.WizardSpeak(personality.TalkAccept(acceptChance));
counter = offer;
return(false);
}
else if (rand <= rejectChance)
{
manager.WizardPunch(1 - acceptChance, 1.2f);
manager.WizardSpeak(personality.TalkReject(rejectChance));
counter = 0f;
return(false);
}
else
{
// Approximate change based on ratio -- not very AI-like.
float change = (offerMultiplier * acceptRatio);
// Never exceed player's offer.
if (this.currentOffer + change > offer)
{
change = (this.currentOffer / offer) * (offer - this.currentOffer);
}
//Debug.Log("Change (offer increasing by:): " + change);
this.currentOffer += change;
this.currentMaxPrice -= this.overflowStep;
this.absoluteMaxPrice -= this.absoluteOverflowStep;
manager.WizardPunch(change * 0.1f, 1f);
manager.WizardSpeak(personality.TalkCounter(acceptChance));
// Shove the slider to give some feedback on the offer.
//Debug.Log("Should shove the slider back " + (manager.fPrice - this.currentOffer) + " points.");
manager.MoveSliderBack(manager.fPrice - this.currentOffer);
counter = this.currentOffer;
this.acceptButton.interactable = true;
return(true);
}
}
