refactor(map): 重构局内经济系统，统一封装金币操作逻辑

新建MissionEconomy类作为局内经济统一管理入口，整合原分散在HInfoComp、MissionComp、CardComp、MissionCardComp中的金币计算、消费、收益统计逻辑，移除各组件中重复的getMissionCoin、setMissionCoin、getRefreshCost等工具方法，统一维护评分系统的金币统计，提升代码可维护性。

assets/script/game/map/MissionCardComp.ts

@@ -49,6 +49,7 @@ import { FacSet, FightSet } from "../common/config/GameSet";
 import { MoveComp } from "../hero/MoveComp";
 import { MissionHeroCompComp } from "./MissionHeroComp";
 import { TalentType } from "../common/config/TalentSet";
+import { MissionEconomy } from "./MissionEconomy";
 
 const { ccclass, property } = _decorator;
 
@@ -315,24 +316,15 @@ export class MissionCardComp extends CCComp {
 
     /**
      * 金币变化事件回调：
-     *   - syncOnly=true：仅同步 UI 显示（金币已被外部修改过）。
-     *   - 否则：累加 delta 到 mission_data.coin 后刷新 UI。
+     * 仅负责 UI 更新和动画表现。数据更新已由 MissionEconomy 统一处理。
      */
     private onCoinAdd(event: string, args: any){
         const payload = args ?? event;
-        if (payload?.syncOnly) {
-            this.updateCoinAndCostUI();
-            this.playCoinChangeAnim((payload?.delta ?? 0) > 0);
-            return;
-        }
         const v = typeof payload === 'number' ? payload : (payload?.delta ?? payload?.value ?? 0);
-        if (v === 0) return;
-        this.setMissionCoin(this.getMissionCoin() + v);
-        // 【评分系统 - 效率分】精确统计整局游戏的总收入与额外支出（如卖卡、技能扣费等）
-        if (v > 0) smc.vmdata.scores.gold_earned += v;
-        else smc.vmdata.scores.gold_spent -= v;
         this.updateCoinAndCostUI();
-        this.playCoinChangeAnim(v > 0);
+        if (v !== 0) {
+            this.playCoinChangeAnim(v > 0);
+        }
     }
 
     /** 战斗开始：不收起面板，不再强制清空卡牌 */
@@ -583,27 +575,22 @@ export class MissionCardComp extends CCComp {
         //     oops.gui.toast("战斗阶段无法抽卡");
         //     return;
         // }
-        const cost = this.getRefreshCost();
-        const currentCoin = this.getMissionCoin();
-        if (currentCoin < cost) {
+        const cost = MissionEconomy.getRefreshCost(this.refreshCost);
+        const success = MissionEconomy.executeRefresh(this.refreshCost);
+        if (!success) {
             oops.gui.toast(`金币不足，刷新需要${cost}`);
             this.updateCoinAndCostUI();
             mLogger.log(this.debugMode, "MissionCardComp", "draw coin not enough", {
-                currentCoin,
+                currentCoin: MissionEconomy.getCoin(),
                 cost
             });
             return;
         }
-        this.setMissionCoin(currentCoin - cost);
-        // 【评分系统 - 效率分】记录因刷新卡池消耗的金币，以及刷新次数
-        smc.vmdata.scores.gold_spent += cost;
-        smc.vmdata.scores.refresh_count++;
-        this.playCoinChangeAnim(false);
-        this.updateCoinAndCostUI();
+        
         mLogger.log(this.debugMode, "MissionCardComp", "click draw", {
             poolLv: this.poolLv,
             cost,
-            leftCoin: this.getMissionCoin()
+            leftCoin: MissionEconomy.getCoin()
         });
         this.layoutCardSlots();
         const cards = this.buildDrawCards();
@@ -797,12 +784,12 @@ export class MissionCardComp extends CCComp {
     }
     private canUpPool() {
         if (this.poolLv >= CARD_POOL_MAX_LEVEL) return false;
-        const currentCoin = this.getMissionCoin();
+        const currentCoin = MissionEconomy.getCoin();
         return currentCoin >= this.getUpgradeCost(this.poolLv);
     }
 
     private canDrawCards() {
-        return this.getMissionCoin() >= this.getRefreshCost();
+        return MissionEconomy.getCoin() >= MissionEconomy.getRefreshCost(this.refreshCost);
     }
     /** 更新升级按钮上的等级文案，反馈当前卡池层级 */
     private updatePoolLvUI() {
@@ -860,7 +847,7 @@ export class MissionCardComp extends CCComp {
         const coinNode = this.cards_chou.getChildByName("coin");
         const numLabel = coinNode?.getChildByName("num")?.getComponent(Label);
         if (numLabel) {
-            numLabel.string = `${this.getRefreshCost()}`;
+            numLabel.string = `${MissionEconomy.getRefreshCost(this.refreshCost)}`;
         }
     }
 
@@ -887,12 +874,7 @@ export class MissionCardComp extends CCComp {
         return Math.max(0, baseCost - discount);
     }
 
-    private getRefreshCost(): number {
-        let cost = this.refreshCost;
-        const discount = HeroAttrsComp.getTalentValue(TalentType.RefreshDiscount);
-        cost = Math.max(0, cost - discount);
-        return Math.floor(cost);
-    }
+
 
     private clearHeroInfoPanels() {
         if (this.cachedHInfoComps) {
@@ -1050,21 +1032,14 @@ export class MissionCardComp extends CCComp {
         return Math.max(0, Math.floor(missionData?.hero_num ?? 0));
     }
 
-    private getMissionCoin(): number {
-        const missionData = this.getMissionData();
-        return Math.max(0, Math.floor(missionData?.coin ?? 0));
-    }
+
 
     private getCurrentWave(): number {
         const missionData = this.getMissionData();
         return Math.max(1, Math.floor(missionData?.level ?? 1));
     }
 
-    private setMissionCoin(value: number) {
-        const missionData = this.getMissionData();
-        if (!missionData) return;
-        missionData.coin = Math.max(0, Math.floor(value));
-    }
+
 
     private getMissionHeroMaxNum(): number {
         const missionData = this.getMissionData();