feat(物品系统): 添加物品使用功能及相关配置

- 在GameEvent枚举中添加UseItemCard事件
- 创建ItemSet物品配置表，包含8种不同效果的物品
- 在HeroAttrsComp中添加物品使用逻辑，处理物品效果应用
- 修改MissionCardComp支持物品购买界面和购买逻辑
- 添加物品购买后的视觉反馈和状态管理

assets/script/game/common/config/GameEvent.ts

@@ -48,6 +48,7 @@ export enum GameEvent {
     FuncSelect = "FuncSelect",
     TalentSelect = "TalentSelect",
     UseTalentCard = "UseTalentCard",
+    UseItemCard = "UseItemCard",
     NewWave = "NewWave",
     AD_BACK_TRUE = "AD_BACK_TRUE",
     AD_BACK_FALSE = "AD_BACK_FALSE",

assets/script/game/common/config/ItemSet.ts

@@ -0,0 +1,105 @@
+import { Attrs, BType } from "./HeroAttrs";
+
+/**
+ * 物品配置接口
+ */
+export interface ItemConf {
+    id: number;
+    name: string;
+    desc: string;
+    price: number;
+    duration: number; // 持续时间（秒）
+    attr: Attrs;      // 提升的属性
+    value: number;    // 提升的值
+    bType: BType;     // 值类型（数值/百分比）
+}
+
+/**
+ * 物品配置表
+ * 20秒强效果，60秒弱效果
+ */
+export const ItemSet: Record<number, ItemConf> = {
+    // ==================== 20秒强效果 (价格: 100) ====================
+    1001: { 
+        id: 1001, 
+        name: "狂暴药水", 
+        desc: "20秒内攻击力+50%", 
+        price: 100, 
+        duration: 20, 
+        attr: Attrs.AP, 
+        value: 50, 
+        bType: BType.RATIO 
+    },
+    1002: { 
+        id: 1002, 
+        name: "急速药水", 
+        desc: "20秒内攻速+50%", 
+        price: 100, 
+        duration: 20, 
+        attr: Attrs.AS, 
+        value: 50, 
+        bType: BType.RATIO 
+    },
+    1003: { 
+        id: 1003, 
+        name: "金钟罩", 
+        desc: "20秒内防御+50%", 
+        price: 100, 
+        duration: 20, 
+        attr: Attrs.DEF, 
+        value: 50, 
+        bType: BType.RATIO 
+    },
+    1004: { 
+        id: 1004, 
+        name: "神行药水", 
+        desc: "20秒内移速+50%", 
+        price: 100, 
+        duration: 20, 
+        attr: Attrs.SPEED, 
+        value: 50, 
+        bType: BType.RATIO 
+    },
+
+    // ==================== 60秒弱效果 (价格: 50) ====================
+    2001: { 
+        id: 2001, 
+        name: "力量药剂", 
+        desc: "60秒内攻击力+20%", 
+        price: 50, 
+        duration: 60, 
+        attr: Attrs.AP, 
+        value: 20, 
+        bType: BType.RATIO 
+    },
+    2002: { 
+        id: 2002, 
+        name: "敏捷药剂", 
+        desc: "60秒内攻速+20%", 
+        price: 50, 
+        duration: 60, 
+        attr: Attrs.AS, 
+        value: 20, 
+        bType: BType.RATIO 
+    },
+    2003: { 
+        id: 2003, 
+        name: "护甲药剂", 
+        desc: "60秒内防御+20%", 
+        price: 50, 
+        duration: 60, 
+        attr: Attrs.DEF, 
+        value: 20, 
+        bType: BType.RATIO 
+    },
+    2004: { 
+        id: 2004, 
+        name: "轻灵药剂", 
+        desc: "60秒内移速+20%", 
+        price: 50, 
+        duration: 60, 
+        attr: Attrs.SPEED, 
+        value: 20, 
+        bType: BType.RATIO 
+    },
+};