fix(frontend): 改进订阅状态实时刷新机制

- 在 Dashboard 页面加载时强制刷新订阅状态
- 在兑换订阅卡密后立即刷新订阅状态
- 清理订阅轮询相关注释

frontend/src/stores/subscriptions.ts

@@ -79,7 +79,7 @@ export const useSubscriptionStore = defineStore('subscriptions', () => {
   }
 
   /**
-   * Start auto-refresh polling (every 5 minutes)
+   * Start auto-refresh polling 
    */
   function startPolling() {
     if (pollerInterval) return
@@ -88,7 +88,7 @@ export const useSubscriptionStore = defineStore('subscriptions', () => {
       fetchActiveSubscriptions(true).catch((error) => {
         console.error('Subscription polling failed:', error)
       })
-    }, 5 * 60 * 1000) // 5 minutes
+    }, 5 * 60 * 1000)
   }
 
   /**

frontend/src/views/user/DashboardView.vue

@@ -661,6 +661,7 @@ import { ref, computed, onMounted, watch } from 'vue'
 import { useRouter } from 'vue-router'
 import { useI18n } from 'vue-i18n'
 import { useAuthStore } from '@/stores/auth'
+import { useSubscriptionStore } from '@/stores/subscriptions'
 import { formatDateTime } from '@/utils/format'
 
 const { t } = useI18n()
@@ -701,6 +702,7 @@ ChartJS.register(
 
 const router = useRouter()
 const authStore = useAuthStore()
+const subscriptionStore = useSubscriptionStore()
 
 const user = computed(() => authStore.user)
 const stats = ref<UserDashboardStats | null>(null)
@@ -1018,6 +1020,11 @@ onMounted(async () => {
   // Load critical data first
   await loadDashboardStats()
 
+  // Force refresh subscription status when entering dashboard (bypass cache)
+  subscriptionStore.fetchActiveSubscriptions(true).catch((error) => {
+    console.error('Failed to refresh subscription status:', error)
+  })
+
   // Initialize date range (synchronous)
   initializeDateRange()
 

frontend/src/views/user/RedeemView.vue

@@ -445,6 +445,7 @@ import { ref, computed, onMounted } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useAuthStore } from '@/stores/auth'
 import { useAppStore } from '@/stores/app'
+import { useSubscriptionStore } from '@/stores/subscriptions'
 import { redeemAPI, authAPI, type RedeemHistoryItem } from '@/api'
 import AppLayout from '@/components/layout/AppLayout.vue'
 import { formatDateTime } from '@/utils/format'
@@ -452,6 +453,7 @@ import { formatDateTime } from '@/utils/format'
 const { t } = useI18n()
 const authStore = useAuthStore()
 const appStore = useAppStore()
+const subscriptionStore = useSubscriptionStore()
 
 const user = computed(() => authStore.user)
 
@@ -544,6 +546,11 @@ const handleRedeem = async () => {
     // Refresh user data to get updated balance/concurrency
     await authStore.refreshUser()
 
+    // If subscription type, immediately refresh subscription status
+    if (result.type === 'subscription') {
+      await subscriptionStore.fetchActiveSubscriptions(true) // force refresh
+    }
+
     // Clear the input
     redeemCode.value = ''