Gestion du dé d'usure des degats des armes, gestion des munitions, gestion de la limute dégats vs DV

modules/donjon-et-cie-rolls.mjs

@@ -308,12 +308,14 @@ export class DonjonEtCieRolls {
       favorLabel: favor?.label ?? null,
       favorNote: favor?.note ?? null,
       showDamageButton: result.success && Boolean(item.system.degats),
+      showAmmoButton: Number(item.system.munitionsDelta ?? 0) > 0,
       itemUuid: item.uuid,
       details: [
         { label: game.i18n.localize("DNC.UI.Weapon"), value: item.name },
         { label: game.i18n.localize("DNC.UI.Characteristic"), value: characteristicLabel },
         { label: `Valeur de ${characteristicLabel}`, value: result.target },
         { label: game.i18n.localize("DNC.UI.Damage"), value: item.system.degats || "—" },
+        { label: game.i18n.localize("DNC.UI.Ammunition"), value: Number(item.system.munitionsDelta ?? 0) > 0 ? DonjonEtCieUtility.formatUsageDie(item.system.munitionsDelta) : "—" },
         { label: game.i18n.localize("DNC.UI.Range"), value: item.system.portee || "—" },
         ...(favor ? [
           { label: game.i18n.localize("DNC.Chat.Favor"), value: favor.label },
@@ -327,11 +329,54 @@ export class DonjonEtCieRolls {
     return { ...result, favor, mode: effectiveMode };
   }
 
+  static async rollWeaponAmmoUsage(item, { mode = "normal" } = {}) {
+    const before = Number(item?.system?.munitionsDelta ?? 0);
+    if (!before) {
+      ui.notifications.warn(game.i18n.localize("DNC.Warn.NoAmmunitionAvailable"));
+      return null;
+    }
+
+    const resolved = await this.#resolveFormulaRoll(`1d${before}`, {}, { mode, favorable: "high" });
+    const result = resolved.kept;
+    const degraded = result <= 3;
+    const after = degraded ? DonjonEtCieUtility.degradeUsageDie(before) : before;
+
+    if (after !== before) {
+      await item.update({ "system.munitionsDelta": after });
+    }
+
+    await this.#createChatCard(item.actor, "systems/fvtt-donjon-et-cie/templates/chat/usage-card.hbs", {
+      title: `${game.i18n.localize("DNC.Roll.Ammunition")} : ${item.name}`,
+      value: result,
+      values: resolved.values,
+      mode: resolved.mode,
+      modeLabel: this.#getModeLabel(resolved.mode),
+      before: DonjonEtCieUtility.formatUsageDie(before),
+      after: DonjonEtCieUtility.formatUsageDie(after),
+      protectionStored: null,
+      degraded,
+      exhausted: after === 0,
+      isAmmunition: true
+    }, { rolls: resolved.rolls });
+
+    return { result, values: resolved.values, mode: resolved.mode, before, after, degraded };
+  }
+
   static async rollDamage(actor, item, { mode = "normal" } = {}) {
-    if (!item.system.degats) return null;
+    const isUsageDie = Boolean(item.system.degatsEstUsageDe);
+    const degatsDelta = Number(item.system.degatsDelta ?? 0);
+
+    if (isUsageDie && !degatsDelta) {
+      ui.notifications.warn(game.i18n.localize("DNC.Warn.DamageExhausted"));
+      return null;
+    }
+    if (!isUsageDie && !item.system.degats) return null;
+
+    const damageContext = DonjonEtCieUtility.getMartialDamageContext(actor, item);
     const actorBonus = Number(actor?.system?.combat?.degatsBonus ?? 0);
     const totalBonus = actorBonus;
-    const formula = totalBonus ? `${item.system.degats} + ${totalBonus}` : item.system.degats;
+    const effectiveDamage = damageContext.effectiveFormula || (isUsageDie ? `1d${degatsDelta}` : item.system.degats);
+    const formula = totalBonus ? `${effectiveDamage} + ${totalBonus}` : effectiveDamage;
     const result = await this.#resolveFormulaRoll(formula, {}, { mode, favorable: "high" });
     const targets = DonjonEtCieUtility.getSceneDamageTargets();
     const rollDieLabels = result.rolls.map((roll) => {
@@ -339,6 +384,7 @@ export class DonjonEtCieRolls {
       return dieValues.length ? dieValues.join(" + ") : String(roll.total ?? "—");
     });
     const keptDieLabel = rollDieLabels[result.keptIndex] ?? rollDieLabels[0] ?? String(result.kept);
+    const baseDamageDisplay = isUsageDie ? DonjonEtCieUtility.formatUsageDie(degatsDelta) : item.system.degats;
 
     await this.#createChatCard(actor ?? item.actor, "systems/fvtt-donjon-et-cie/templates/chat/damage-card.hbs", {
       title: `${game.i18n.localize("DNC.Roll.Damage")} : ${item.name}`,
@@ -351,13 +397,60 @@ export class DonjonEtCieRolls {
       values: result.values,
       total: result.kept,
       bonus: totalBonus,
-      baseDamage: item.system.degats,
+      baseDamage: baseDamageDisplay,
+      effectiveDamage,
+      damageCapped: damageContext.capped,
+      martialDvLabel: damageContext.martialDvSides ? `d${damageContext.martialDvSides}` : damageContext.martialDvFormula,
       sourceLabel: item.name,
       targets,
-      hasTargets: targets.length > 0
+      hasTargets: targets.length > 0,
+      showDamageUsageButton: isUsageDie && degatsDelta > 0,
+      itemUuid: item.uuid
     }, { rolls: result.rolls });
 
-    return { total: result.kept, formula: result.formula, bonus: totalBonus, values: result.values, mode: result.mode };
+    return {
+      total: result.kept,
+      formula: result.formula,
+      baseDamage: baseDamageDisplay,
+      effectiveDamage,
+      damageCapped: damageContext.capped,
+      bonus: totalBonus,
+      values: result.values,
+      mode: result.mode
+    };
+  }
+
+  static async rollWeaponDamageUsage(item, { mode = "normal" } = {}) {
+    const before = Number(item?.system?.degatsDelta ?? 0);
+    if (!before) {
+      ui.notifications.warn(game.i18n.localize("DNC.Warn.DamageExhausted"));
+      return null;
+    }
+
+    const resolved = await this.#resolveFormulaRoll(`1d${before}`, {}, { mode, favorable: "high" });
+    const result = resolved.kept;
+    const degraded = result <= 3;
+    const after = degraded ? DonjonEtCieUtility.degradeUsageDie(before) : before;
+
+    if (after !== before) {
+      await item.update({ "system.degatsDelta": after });
+    }
+
+    await this.#createChatCard(item.actor, "systems/fvtt-donjon-et-cie/templates/chat/usage-card.hbs", {
+      title: `${game.i18n.localize("DNC.Roll.DamageUsage")} : ${item.name}`,
+      value: result,
+      values: resolved.values,
+      mode: resolved.mode,
+      modeLabel: this.#getModeLabel(resolved.mode),
+      before: DonjonEtCieUtility.formatUsageDie(before),
+      after: DonjonEtCieUtility.formatUsageDie(after),
+      protectionStored: null,
+      degraded,
+      exhausted: after === 0,
+      isDamageUsage: true
+    }, { rolls: resolved.rolls });
+
+    return { result, values: resolved.values, mode: resolved.mode, before, after, degraded };
   }
 
   static async applyDamage(target, { damage = 0, useArmor = false, sourceLabel = "" } = {}) {