1

api/service/biz_usage_service.js

@@ -135,12 +135,21 @@ async function incrementApiCallCount(userId, planId, statMonth) {
  */
 function checkApiPathAllowed(plan, apiPath) {
   const allowed = plan.allowed_apis;
+  // null / undefined：不限制接口
   if (allowed == null) return { ok: true };
   let list = allowed;
   if (typeof list === "string") {
-    try { list = JSON.parse(list); } catch { return { ok: true }; }
+    try {
+      list = JSON.parse(list);
+    } catch {
+      return { ok: true };
+    }
+  }
+  if (!Array.isArray(list)) return { ok: true };
+  // 空数组：明确配置为「不允许任何转发接口」
+  if (list.length === 0) {
+    return { ok: false, error_code: "API_NOT_ALLOWED", message: "当前套餐未开放任何接口" };
   }
-  if (!Array.isArray(list) || list.length === 0) return { ok: true };
   if (list.includes(apiPath)) return { ok: true };
   return { ok: false, error_code: "API_NOT_ALLOWED", message: `当前套餐不支持该接口: ${apiPath}` };
 }