refactor: 拆分技能卡配置到独立文件，优化抽卡逻辑

1. 新建SCardSet.ts单独管理技能卡池配置，将原CardSet.ts中的技能卡数据迁移
2. 重构多处业务代码，从SkillCardList而非CardPoolList获取技能卡配置
3. 简化技能卡抽卡逻辑，新增drawSkillCards工具函数统一处理抽卡
4. 修复TalentsComp中计算contentHeight的小语法问题
5. 新增技能卡商店显隐控制功能

assets/script/game/map/MissionCardComp.ts

@@ -40,6 +40,7 @@ import { ecs } from "../../../../extensions/oops-plugin-framework/assets/libs/ec
 import { CCComp } from "../../../../extensions/oops-plugin-framework/assets/module/common/CCComp";
 import { GameEvent } from "../common/config/GameEvent";
 import { CardConfig, CardPoolList, CardType, drawCardsByRule, SpecialRefreshCardList, SpecialRefreshHeroType, SpecialUpgradeCardList } from "../common/config/CardSet";
+import { drawSkillCards } from "../common/config/SCardSet";
 import { EquipPoolList } from "../common/config/EquipSet";
 import { CardComp } from "./CardComp";
 import { SCardComp } from "./SCardComp";
@@ -229,6 +230,12 @@ export class MissionCardComp extends CCComp {
         if (this.closeEquips && this.closeEquips.isValid) {
             this.closeEquips.off(NodeEventType.TOUCH_END, this.onCloseEquipsClick, this);
         }
+        if (this.showSkills && this.showSkills.isValid) {
+            this.showSkills.off(NodeEventType.TOUCH_END, this.onShowSkillsClick, this);
+        }
+        if (this.closeSkills && this.closeSkills.isValid) {
+            this.closeSkills.off(NodeEventType.TOUCH_END, this.onCloseSkillsClick, this);
+        }
         this.unbindEvents();
     }
 
@@ -275,6 +282,9 @@ export class MissionCardComp extends CCComp {
         this.purchasedEquipUuids.clear();
         this.populateEquipments();
 
+        // 首次进入准备阶段自动抽取一次技能卡，后续刷新只能通过技能刷新按钮触发
+        this.initSkillCardsOnce();
+
         mLogger.log(this.debugMode, "MissionCardComp", "mission start");
     }
 
@@ -346,6 +356,11 @@ export class MissionCardComp extends CCComp {
         /** 关闭装备商店按钮 */
         this.closeEquips?.on(NodeEventType.TOUCH_END, this.onCloseEquipsClick, this);
 
+        /** 技能卡池显示按钮 */
+        this.showSkills?.on(NodeEventType.TOUCH_END, this.onShowSkillsClick, this);
+        /** 关闭技能卡池按钮 */
+        this.closeSkills?.on(NodeEventType.TOUCH_END, this.onCloseSkillsClick, this);
+
         /** 技能卡刷新按钮 */
         this.skill_refresh?.on(NodeEventType.TOUCH_START, this.onSkillDrawTouchStart, this);
         this.skill_refresh?.on(NodeEventType.TOUCH_END, this.onSkillDrawTouchEnd, this);
@@ -455,10 +470,19 @@ export class MissionCardComp extends CCComp {
         }
     }
 
-    private showSkillCardPopup() {
-        if (!this.skill_card_node) return;
-        this.skill_card_node.active = true;
-        // 先分发卡牌数据（让卡面内容就绪），再做入场动画
+    /**
+     * 首次进入准备阶段时自动抽取一次技能卡：
+     *   - 仅在任务开始时调用一次。
+     *   - 后续抽卡只能通过技能刷新按钮触发。
+     */
+    private initSkillCardsOnce() {
+        if (this.skillCardComps.length === 0) {
+            this.cacheCardComps();
+        }
+        // 显示技能卡牌面板
+        if (this.skill_card_node) {
+            this.skill_card_node.active = true;
+        }
         const cards = this.buildSkillDrawCards();
         this.dispatchCardsToSkillSlots(cards);
         this.playSkillCardEnterAnim();
@@ -469,6 +493,25 @@ export class MissionCardComp extends CCComp {
         }
     }
 
+    /**
+     * 技能卡池显隐切换按钮回调：
+     *   - 仅切换 skill_card_node 的 active 状态，不执行抽卡。
+     *   - 后续刷新需通过技能刷新按钮（skill_refresh）触发。
+     */
+    private onShowSkillsClick() {
+        if (!this.skill_card_node || !this.skill_card_node.isValid) return;
+        oops.audio.playEffect("music/button");
+        const visible = !this.skill_card_node.active;
+        this.skill_card_node.active = visible;
+    }
+
+    /** 关闭技能卡池按钮回调 */
+    private onCloseSkillsClick() {
+        if (!this.skill_card_node || !this.skill_card_node.isValid) return;
+        oops.audio.playEffect("music/button");
+        this.skill_card_node.active = false;
+    }
+
     private dispatchCardsToSkillSlots(cards: CardConfig[]) {
         if (!this.skillCardComps) return;
         for (let i = 0; i < this.skillCardComps.length; i++) {
@@ -1088,36 +1131,14 @@ export class MissionCardComp extends CCComp {
         return result;
     }
 
+    /**
+     * 构建技能卡抽卡结果，返回 3 张。
+     *
+     * 技能卡池长期存在，不再按波次过滤，
+     * 直接从 SCardSet 的 drawSkillCards 按权重抽取。
+     */
     private buildSkillDrawCards(): CardConfig[] {
-        const currentWave = this.getCurrentWave();
-        // 使用明确规则的 drawCardsByRule，指定只要 3 张技能卡，并且过滤对应 wave
-        const cards = drawCardsByRule(1, {
-            count: 3,
-            type: CardType.Skill,
-            wave: currentWave,
-            unique: true, // 保证技能牌不重复
-        });
-
-        if (cards.length >= 3) return cards.slice(0, 3);
-        const filled = [...cards];
-        while (filled.length < 3) {
-            const fallback = drawCardsByRule(1, {
-                count: 3,
-                type: CardType.Skill,
-                wave: currentWave,
-                unique: true,
-            });
-            if (fallback.length === 0) break;
-
-            // 如果池子数量不足，只能被迫允许重复，但尽量拿没被抽到的
-            const fPick = fallback.find(c => !filled.some(fc => fc.uuid === c.uuid));
-            if (fPick) {
-                filled.push(fPick);
-            } else {
-                filled.push(fallback[filled.length % fallback.length]);
-            }
-        }
-        return filled;
+        return drawSkillCards(3);
     }
 
     private tryRefreshHeroCards(heroType?: HType): boolean {
@@ -1427,11 +1448,6 @@ export class MissionCardComp extends CCComp {
         return Math.max(0, Math.floor(missionData?.hero_num ?? 0));
     }
 
-    private getCurrentWave(): number {
-        const missionData = this.getMissionData();
-        return Math.max(1, Math.floor(missionData?.level ?? 1));
-    }
-
     private getMissionHeroMaxNum(): number {
         return FightSet.HERO_MAX_NUM
     }