Généralisation des fréquences

Tout objet d'inventaire a une fréquence (en ville/village, ou autre
milieu)

module/item/signedraconique.js

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+import { RdDItem, defaultItemImg } from "../item.js";
+import { Misc } from "../misc.js";
+import { RdDDice } from "../rdd-dice.js";
+import { RdDRollTables } from "../rdd-rolltables.js";
+import { RdDTimestamp } from "../rdd-timestamp.js";
+import { TMRType, TMRUtility } from "../tmr-utility.js";
+
+const tableSignesIndicatifs = [
+  { rarete: "Très facile", difficulte: 0, xp: 6, nbCases: 14 },
+  { rarete: "Facile", difficulte: -2, xp: 10, nbCases: 10 },
+  { rarete: "Moyen", difficulte: -3, xp: 15, nbCases: 7 },
+  { rarete: "Difficile", difficulte: -5, xp: 20, nbCases: 4 },
+  { rarete: "Ardu", difficulte: -8, xp: 30, nbCases: 1 }
+
+]
+
+const DIFFICULTE_LECTURE_SIGNE_MANQUE = +11;
+
+export class RdDItemSigneDraconique extends RdDItem {
+
+  static get defaultIcon() {
+    return "systems/foundryvtt-reve-de-dragon/icons/tmr/signe_draconique.webp";
+  }
+
+  
+  async calculerFinPeriodeTemporel(debut) {
+    // TODO
+    return RdDTimestamp.formulesDuree().find(it => it.code == "").calcul(debut, this.actor);
+  }
+
+  static prepareSigneDraconiqueMeditation(meditation, rolled) {
+    return {
+      name: "de la " + meditation.name,
+      type: "signedraconique",
+      img: meditation.img,
+      system: {
+        typesTMR: [TMRUtility.typeTmrName(meditation.system.tmr)],
+        difficulte: rolled.isSuccess ? RdDItemSigneDraconique.getDiffSigneMeditation(rolled.code) : DIFFICULTE_LECTURE_SIGNE_MANQUE,
+        ephemere: true,
+        duree: "1 round",
+        valeur: rolled.isSuccess ? { "norm": 3, "sign": 5, "part": 10 } : { "norm": 0, "sign": 0, "part": 0 }
+      }
+    };
+  }
+
+  static getDiffSigneMeditation(code) {
+    switch (code) {
+      case "norm": return -7;
+      case "sign": return -3;
+      case "part": return 0;
+    }
+    return undefined;
+  }
+
+  static getXpSortSigneDraconique(code, signe) {
+    return Misc.toInt(signe.system.valeur[code] ?? 0);
+  }
+
+  static calculValeursXpSort(qualite, valeur, avant) {
+    switch (qualite) {
+      case "norm":
+        return {
+          norm: valeur,
+          sign: Math.max(valeur, avant.sign),
+          part: Math.max(valeur, avant.part)
+        }
+      case "sign":
+        return {
+          norm: Math.min(valeur, avant.norm),
+          sign: valeur,
+          part: Math.max(valeur, avant.part)
+        }
+      case "part":
+        return {
+          norm: Math.min(valeur, avant.norm),
+          sign: Math.min(valeur, avant.sign),
+          part: valeur
+        }
+    }
+  }
+
+  static async randomSigneDraconique(options = { ephemere: undefined }) {
+    let modele = await RdDDice.rollOneOf(tableSignesIndicatifs);
+    return {
+      name: await RdDItemSigneDraconique.randomSigneDescription(),
+      type: "signedraconique",
+      img: defaultItemImg.signedraconique,
+      system: {
+        typesTMR: await RdDItemSigneDraconique.randomTmrs(modele.nbCases),
+        ephemere: options?.ephemere == undefined ? RdDDice.rollTotal("1d2") == 2 : options.ephemere,
+        duree: "1 round",
+        difficulte: modele.difficulte,
+        valeur: { norm: modele.xp, sign: modele.xp, part: Math.floor(modele.xp * 1.5) },
+      }
+    };
+  }
+
+  static async randomTmrs(nbTmr = undefined) {
+    let tmrs = Object.values(TMRType)
+      .map(value => TMRUtility.typeTmrName(value.name));
+    let keep = nbTmr ?? (await RdDDice.rollTotal("1d" + TMRType.length) + 1);
+    for (let i = tmrs.length; i > keep; i--) {
+      tmrs.splice(await RdDDice.rollTotal("1d" + i), 1);
+    }
+    return tmrs;
+  }
+
+  static async randomSigneDescription() {
+    return await RdDRollTables.drawTextFromRollTable("Signes draconiques", false);
+   }
+
+}