feat(vip): 实现VIP服务权限控制和食物识别功能限制

- 添加VIP服务权限检查hook，支持免费使用次数限制
- 为食物识别功能添加登录验证和VIP权限检查
- 优化RevenueCat用户标识同步逻辑
- 修复会员购买状态检查的类型安全问题
- 为营养成分分析添加登录验证

components/model/MembershipModal.tsx

@@ -72,6 +72,23 @@ const DEFAULT_PLANS: MembershipPlan[] = [
   },
 ];
 
+// RevenueCat 在 JS SDK 中以 string[] 返回 activeSubscriptions，但保持健壮性以防类型变化
+const getActiveSubscriptionIds = (customerInfo: CustomerInfo): string[] => {
+  const activeSubscriptions = customerInfo.activeSubscriptions as unknown;
+
+  if (Array.isArray(activeSubscriptions)) {
+    return activeSubscriptions;
+  }
+
+  if (activeSubscriptions && typeof activeSubscriptions === 'object') {
+    return Object.values(activeSubscriptions as Record<string, string>).filter(
+      (value): value is string => typeof value === 'string'
+    );
+  }
+
+  return [];
+};
+
 // 权限类型枚举
 type PermissionType = 'exclusive' | 'limited' | 'unlimited';
 
@@ -356,10 +373,11 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
     const listener = (customerInfo: CustomerInfo) => {
       log.info('购买状态变化监听器触发', { customerInfo, visible });
 
+      const activeSubscriptionIds = getActiveSubscriptionIds(customerInfo);
       // 检查是否有有效的购买记录
       const hasActiveEntitlements = Object.keys(customerInfo.entitlements.active).length > 0;
       const hasNonSubscriptionTransactions = customerInfo.nonSubscriptionTransactions.length > 0;
-      const hasActiveSubscriptions = Object.keys(customerInfo.activeSubscriptions).length > 0;
+      const hasActiveSubscriptions = activeSubscriptionIds.length > 0;
 
       if (hasActiveEntitlements || hasNonSubscriptionTransactions || hasActiveSubscriptions) {
         capturePurchaseEvent('success', '监听到购买状态变化', {
@@ -368,7 +386,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
           hasActiveSubscriptions,
           activeEntitlementsCount: Object.keys(customerInfo.entitlements.active).length,
           nonSubscriptionTransactionsCount: customerInfo.nonSubscriptionTransactions.length,
-          activeSubscriptionsCount: Object.keys(customerInfo.activeSubscriptions).length,
+          activeSubscriptionsCount: activeSubscriptionIds.length,
           modalVisible: visible
         });
 
@@ -424,10 +442,12 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
       log.info('获取用户购买信息', { customerInfo });
 
       // 记录详细的购买状态日志
+      const activeSubscriptionIds = getActiveSubscriptionIds(customerInfo);
+
       captureMessageWithContext('获取用户购买信息成功', {
         activeEntitlementsCount: Object.keys(customerInfo.entitlements.active).length,
         nonSubscriptionTransactionsCount: customerInfo.nonSubscriptionTransactions.length,
-        activeSubscriptionsCount: Object.keys(customerInfo.activeSubscriptions).length,
+        activeSubscriptionsCount: activeSubscriptionIds.length,
         originalAppUserId: customerInfo.originalAppUserId,
         firstSeen: customerInfo.firstSeen,
         originalPurchaseDate: customerInfo.originalPurchaseDate,
@@ -451,7 +471,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
       });
 
       // 检查订阅
-      Object.keys(customerInfo.activeSubscriptions).forEach(productId => {
+      activeSubscriptionIds.forEach(productId => {
         activePurchasedProductIds.push(productId);
         log.debug(`激活的订阅: ${productId}`);
       });
@@ -517,7 +537,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
         captureMessageWithContext('用户没有激活的购买记录', {
           hasEntitlements: Object.keys(customerInfo.entitlements.active).length > 0,
           hasNonSubscriptions: customerInfo.nonSubscriptionTransactions.length > 0,
-          hasActiveSubscriptions: Object.keys(customerInfo.activeSubscriptions).length > 0
+          hasActiveSubscriptions: activeSubscriptionIds.length > 0
         });
         log.info('用户没有激活的购买记录，使用默认选择逻辑');
         setSelectedProduct(availableProducts[0] ?? null);
@@ -611,13 +631,14 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
 
       log.info('购买成功', { customerInfo, productIdentifier });
 
+      const activeSubscriptionIds = getActiveSubscriptionIds(customerInfo);
       // 记录购买成功事件
       capturePurchaseEvent('success', `购买成功: ${productIdentifier}`, {
         productIdentifier,
         hasActiveEntitlements: Object.keys(customerInfo.entitlements.active).length > 0,
         activeEntitlementsCount: Object.keys(customerInfo.entitlements.active).length,
         nonSubscriptionTransactionsCount: customerInfo.nonSubscriptionTransactions.length,
-        activeSubscriptionsCount: Object.keys(customerInfo.activeSubscriptions).length
+        activeSubscriptionsCount: activeSubscriptionIds.length
       });
 
       // 购买成功后，监听器会自动处理后续逻辑（刷新用户信息、关闭弹窗等）
@@ -687,10 +708,11 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
       const customerInfo = await Purchases.restorePurchases();
 
       log.info('恢复购买结果', { customerInfo });
+      const activeSubscriptionIds = getActiveSubscriptionIds(customerInfo);
       captureMessageWithContext('恢复购买结果', {
         activeEntitlementsCount: Object.keys(customerInfo.entitlements.active).length,
         nonSubscriptionTransactionsCount: customerInfo.nonSubscriptionTransactions.length,
-        activeSubscriptionsCount: Object.keys(customerInfo.activeSubscriptions).length,
+        activeSubscriptionsCount: activeSubscriptionIds.length,
         managementUrl: customerInfo.managementURL,
         originalAppUserId: customerInfo.originalAppUserId
       });
@@ -698,7 +720,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
       // 检查是否有有效的购买记录
       const hasActiveEntitlements = Object.keys(customerInfo.entitlements.active).length > 0;
       const hasNonSubscriptionTransactions = customerInfo.nonSubscriptionTransactions.length > 0;
-      const hasActiveSubscriptions = Object.keys(customerInfo.activeSubscriptions).length > 0;
+      const hasActiveSubscriptions = activeSubscriptionIds.length > 0;
 
       if (hasActiveEntitlements || hasNonSubscriptionTransactions || hasActiveSubscriptions) {
         // 检查具体的购买内容
@@ -716,7 +738,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
         });
 
         // 检查订阅
-        Object.keys(customerInfo.activeSubscriptions).forEach(productId => {
+        activeSubscriptionIds.forEach(productId => {
           restoredProducts.push(productId);
         });
 
@@ -787,7 +809,7 @@ export function MembershipModal({ visible, onClose, onPurchaseSuccess }: Members
           hasActiveSubscriptions,
           activeEntitlementsCount: Object.keys(customerInfo.entitlements.active).length,
           nonSubscriptionTransactionsCount: customerInfo.nonSubscriptionTransactions.length,
-          activeSubscriptionsCount: Object.keys(customerInfo.activeSubscriptions).length
+          activeSubscriptionsCount: activeSubscriptionIds.length
         });
         GlobalToast.show({
           message: '没有找到购买记录',