foundryvtt-reve-de-dragon/module/rdd-bonus.js

import { RdDCarac } from "./rdd-carac.js";
import { RdDPossession } from "./rdd-possession.js";

const conditionsTactiques = [
  { type: '', descr: '', dmg: 0, attaque: 0, parade: 0, esquive: true },
  { type: 'charge', descr: 'Charge', dmg: 2, attaque: 4, parade: -4, esquive: false },
  { type: 'feinte', descr: 'Feinte', dmg: 1, attaque: 1, parade: 0, esquive: true },
  { type: 'pret', descr: 'prêt', dmg: 0, attaque: 0, parade: 0, esquive: true },
  { type: 'demi', descr: 'Demi-surprise', dmg: 1, attaque: 0, parade: 0, esquive: true },
  { type: 'totale', descr: 'Surprise totale', dmg: 10, attaque: 6, parade: 0, esquive: true },
];

/* -------------------------------------------- */
export class RdDBonus {

  /* -------------------------------------------- */
  static find(condition) {
    return conditionsTactiques.find(e => e.type == condition) || conditionsTactiques.find(e => e.type == 'pret');
  }


  /* -------------------------------------------- */
  static isDefenseAttaqueFinesse(rollData) {
    if (rollData.isEmpoignade && rollData.rolled?.isPart) {
      return true
    }
    if (RdDPossession.isDefensePossession(rollData)) {
      return RdDPossession.isPossessionFinesse(rollData)
    }
    return rollData.attackerRoll?.particuliere == 'finesse';
  }

  /* -------------------------------------------- */
  static dmg(rollData, actor, isEntiteIncarnee = false) {
    const dmgArme = RdDBonus.dmgArme(rollData.arme)
    let dmg = {
      total: 0,
      dmgArme: dmgArme,
      penetration: RdDBonus._peneration(rollData),
      dmgTactique: RdDBonus.dmgBonus(rollData.tactique),
      dmgParticuliere: RdDBonus._dmgParticuliere(rollData),
      dmgSurprise: RdDBonus.dmgBonus(rollData.ajustements?.attaqueDefenseurSurpris.used),
      mortalite: RdDBonus._calculMortalite(rollData, isEntiteIncarnee),
      dmgActor: RdDBonus.bonusDmg(actor, rollData.selectedCarac?.label.toLowerCase(), dmgArme)
    }
    dmg.total = dmg.dmgSurprise + dmg.dmgTactique + dmg.dmgArme + dmg.dmgActor + dmg.dmgParticuliere;
    return dmg;
  }

  /* -------------------------------------------- */
  static description(condition) {
    return RdDBonus.find(condition).descr;
  }

  /* -------------------------------------------- */
  static dmgBonus(condition) {
    return RdDBonus.find(condition).dmg;
  }

  /* -------------------------------------------- */
  static bonusAttaque(condition) {
    return RdDBonus.find(condition).attaque;
  }

  /* -------------------------------------------- */
  static _calculMortalite(rollData, isEntiteIncarnee) {
    return isEntiteIncarnee ? "entiteincarnee"
      : rollData.dmg?.mortalite
      ?? rollData.arme?.system.mortalite
      ?? "mortel";
  }

  /* -------------------------------------------- */
  static dmgArme(arme) {
    if (arme) {
      let dmgBase = arme.system.dommagesReels ?? Number(arme.system.dommages ?? 0);
      //Le bonus dégats magiques ne peut pas faire dépasser le bonus de l'arme (cf p.278)
      return dmgBase + Math.min(dmgBase, arme.system.magique ? arme.system.ecaille_efficacite : 0);
    }
    return 0;
  }

  /* -------------------------------------------- */
  static _peneration(rollData) {
    return parseInt(rollData.arme?.system.penetration ?? 0);
  }

  /* -------------------------------------------- */
  static bonusDmg(actor, categorie, dmgArme) {
    const dmgActor = actor.getBonusDegat()
    if (categorie == undefined) {
      return 0
    }
    switch (categorie) {
      case "tir": return 0;
      case "lancer": return Math.max(0, Math.min(dmgArme, dmgActor));
    }
    return dmgActor;
  }

  /* -------------------------------------------- */
  static _dmgParticuliere(rollData) {
    return rollData.particuliere == 'force' ? 5 : 0;
  }

}