refactor(界面): 移除物品购买逻辑并调整卡片组件

- 删除MissionCardComp中与物品购买相关的代码逻辑
- 调整card.prefab的宽度和精灵图集引用
- 简化卡片选择逻辑，统一处理物品使用事件

assets/script/game/map/MissionCardComp.ts

@@ -40,9 +40,6 @@ export class MissionCardComp extends CCComp {
     // 当前卡片类型
     curCardType: CardType = CardType.Talent;
     
-    // 已购买的卡片槽位标记 (用于物品购买)
-    purchasedSlots: boolean[] = [false, false, false, false, false];
-
     // 是否处于锁定状态
     private isLocked: boolean = true;
 
@@ -119,8 +116,6 @@ export class MissionCardComp extends CCComp {
                 if (sprite) sprite.color = new Color(255, 255, 255);
             }
         });
-        // 重置购买状态
-        this.purchasedSlots = [false, false, false, false, false];
     }
 
     // 是否已经选择了天赋
@@ -164,11 +159,6 @@ export class MissionCardComp extends CCComp {
         this.hasSelected = false;
         this.curCardType = type;
 
-        // 仅在物品类型(商店)显示关闭按钮
-        if (this.btnClose) {
-            this.btnClose.active = (type === CardType.Potion);
-        }
-
         // 根据锁定状态显示 Lock 节点
         if (this.Lock) {
             this.Lock.active = this.isLocked;
@@ -252,10 +242,6 @@ export class MissionCardComp extends CCComp {
                 desc = data.desc || "";
             }
 
-            // 如果是物品，显示价格
-            if (this.curCardType === CardType.Potion && data.price) {
-                desc += `\n价格: ${data.price}`;
-            }
             info.getComponent(Label)!.string = desc;
         }
     }
@@ -277,55 +263,6 @@ export class MissionCardComp extends CCComp {
         let selectedCardNode: Node | null = (this as any)[`card${_index}`];
 
         if (selectedData && selectedCardNode) {
-           // 处理物品购买逻辑
-           if (this.curCardType === CardType.Potion) {
-               if (this.purchasedSlots[_index]) {
-                   oops.gui.toast("该物品已购买");
-                   return;
-               }
-               
-               if (smc.vmdata.gold < selectedData.price) {
-                   oops.gui.toast("金币不足");
-                   return;
-               }
-
-               // 扣除金币
-               smc.updateGold(-selectedData.price);
-               
-               // 发送使用物品事件
-               oops.message.dispatchEvent(GameEvent.UseItemCard, selectedData.id);
-               
-               // 标记已购买
-               this.purchasedSlots[_index] = true;
-               
-               // 视觉反馈 (变灰)
-               const sprite = selectedCardNode.getComponent(Sprite);
-               if (sprite) sprite.color = new Color(150, 150, 150);
-               
-               // 激活 selected 组件
-               const selected = selectedCardNode.getChildByName("selected");
-               if(selected) {
-                    selected.active = true;
-                    selected.setScale(Vec3.ZERO);
-                    tween(selected).to(0.2, { scale: new Vec3(1, 1, 1) }, { easing: 'backOut' }).start();
-               }
-
-               oops.gui.toast("购买成功");
-               
-               // 检查是否所有卡片都已购买，如果是则关闭
-               let allPurchased = true;
-               // 检查当前显示的卡片是否都买了
-               if (this.card1.active && !this.purchasedSlots[1]) allPurchased = false;
-               if (this.card2.active && !this.purchasedSlots[2]) allPurchased = false;
-               if (this.card3.active && !this.purchasedSlots[3]) allPurchased = false;
-               if (this.card4.active && !this.purchasedSlots[4]) allPurchased = false;
-               
-               if (allPurchased) {
-                   this.close();
-               }
-               return;
-           }
-
            this.hasSelected = true;
            console.log("选择卡片:", selectedData.name, "类型:", this.curCardType);
            
@@ -360,6 +297,8 @@ export class MissionCardComp extends CCComp {
                         oops.message.dispatchEvent(GameEvent.UseSkillCard, selectedData.uuid);
                     } else if (this.curCardType === CardType.Partner) {
                         oops.message.dispatchEvent(GameEvent.CallFriend, { uuid: selectedData.uuid });
+                    } else if (this.curCardType === CardType.Potion) {
+                        oops.message.dispatchEvent(GameEvent.UseItemCard, selectedData.id);
                     }
                     // 后续扩展其他类型事件
                     this.close();