fix: 修复兑换中心偶尔无法打开问题

Yi.Ai.Vue3/src/layouts/components/Header/components/Avatar.vue

@@ -86,7 +86,6 @@ const navItems = [
   // { name: 'userInfo', label: '用户信息', icon: 'User' },
   { name: 'apiKey', label: 'API密钥', icon: 'Key' },
 
-
   { name: 'rechargeLog', label: '充值记录', icon: 'Document' },
   { name: 'usageStatistics', label: '用量统计', icon: 'Histogram' },
   { name: 'premiumService', label: '尊享服务', icon: 'ColdDrink' },
@@ -105,6 +104,10 @@ function handleConfirm(activeNav: string) {
 // 导航切换
 function handleNavChange(nav: string) {
   activeNav.value = nav;
+  // 同步更新 store 中的 tab 状态，防止下次通过 store 打开同一 tab 时因值未变而不触发 watch
+  if (userStore.userCenterActiveTab !== nav) {
+    userStore.userCenterActiveTab = nav;
+  }
 }
 
 // 联系售后
@@ -307,6 +310,9 @@ watch(() => guideTourStore.shouldStartUserCenterTour, (shouldStart) => {
 // ============ 监听 Store 状态，控制用户中心弹窗 (新增) ============
 watch(() => userStore.isUserCenterVisible, (val) => {
   dialogVisible.value = val;
+  if (val && userStore.userCenterActiveTab) {
+    activeNav.value = userStore.userCenterActiveTab;
+  }
 });
 
 watch(() => userStore.userCenterActiveTab, (val) => {