fixed # 补全部分卡牌

fixed # 修复部分已知BUG

mengsan/content/encounters.js

@@ -0,0 +1,18 @@
+import { validateBattlePlan } from "../battle/battle-director.js";
+
+export function chooseEncounterEntry(list, random) {
+    if (!Array.isArray(list) || !list.length || typeof random !== "function") {
+        throw new Error("梦三遭遇池为空或缺少随机数接口");
+    }
+    const value = random();
+    if (!Number.isFinite(value) || value < 0 || value >= 1) throw new RangeError("遭遇随机数必须在[0,1)内");
+    return list[Math.floor(value * list.length)];
+}
+
+export function createEncounterPlan(definition, random) {
+    if (!definition) throw new Error("梦三遭遇定义不存在");
+    const plan = typeof definition.createBattlePlan === "function"
+        ? definition.createBattlePlan(random)
+        : { units: JSON.parse(JSON.stringify(chooseEncounterEntry(definition.variants, random))), rules: [] };
+    return validateBattlePlan(plan);
+}