feat(tenpayv3): 重命名回调通知事件相关的模型

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/BusinessCircle/MallRefundResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 MALL_REFUND.SUCCESS 通知的数据。</para>
     /// </summary>
-    public class MallRefundResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class MallRefundResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         /// <summary>
         /// 获取或设置微信商户号。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/BusinessCircle/MallTransactionResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 MALL_TRANSACTION.SUCCESS 通知的数据。</para>
     /// </summary>
-    public class MallTransactionResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class MallTransactionResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         /// <summary>
         /// 获取或设置微信商户号。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/CombineTransactions/CombineTransactionResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 TRANSACTION.SUCCESS 通知的数据。</para>
     /// </summary>
-    public class CombineTransactionResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class CombineTransactionResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/DiscountCard/DiscountCardResource.cs

@@ -1,14 +1,14 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 DISCOUNT_CARD.USER_ACCEPTED 通知的数据。</para>
     /// <para>表示 DISCOUNT_CARD.AGREEMENT_ENDED 通知的数据。</para>
     /// <para>表示 DISCOUNT_CARD.USER_PAID 通知的数据。</para>
     /// </summary>
-    public class DiscountCardResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class DiscountCardResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/MarketingBusifavor/MarketingBusifavorCouponResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 COUPON.SEND 通知的数据。</para>
     /// </summary>
-    public class MarketingBusifavorCouponResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class MarketingBusifavorCouponResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/MarketingFavor/MarketingFavorCouponResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 COUPON.USE 通知的数据。</para>
     /// </summary>
-    public class MarketingFavorCouponResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class MarketingFavorCouponResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/MerchantService/ComplaintResource.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 COMPLAINT.CREATE 通知的数据。</para>
     /// <para>表示 COMPLAINT.STATE_CHANGE 通知的数据。</para>
     /// </summary>
-    public class ComplaintResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class ComplaintResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         /// <summary>
         /// 获取或设置投诉单号。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayPartnerTransactions/PartnerRefundResource.cs

@@ -1,14 +1,14 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 REFUND.SUCCESS （仅服务商）通知的数据。</para>
     /// <para>表示 REFUND.ABNORMAL （仅服务商）通知的数据。</para>
     /// <para>表示 REFUND.CLOSED （仅服务商）通知的数据。</para>
     /// </summary>
-    public class PartnerRefundResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PartnerRefundResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayPartnerTransactions/PartnerTransactionResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 TRANSACTION.SUCCESS （仅限服务商）通知的数据。</para>
     /// </summary>
-    public class PartnerTransactionResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PartnerTransactionResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayScorePartnerPermissions/PayScorePartnerPermissionsResource.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 PAYSCORE.USER_OPEN_SERVICE 通知的数据。</para>
     /// <para>表示 PAYSCORE.USER_CLOSE_SERVICE 通知的数据。</para>
     /// </summary>
-    public class PayScorePartnerPermissionsResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PayScorePartnerPermissionsResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         /// <summary>
         /// 获取或设置服务商商户号。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayScorePartnerServiceOrder/PayScorePartnerServiceOrderResource.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 PAYSCORE.USER_CONFIRM 通知的数据。</para>
     /// <para>表示 PAYSCORE.USER_PAID 通知的数据。</para>
     /// </summary>
-    public class PayScorePartnerServiceOrderResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PayScorePartnerServiceOrderResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayScorePermissions/PayScorePermissionsResource.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 PAYSCORE.USER_OPEN_SERVICE 通知的数据。</para>
     /// <para>表示 PAYSCORE.USER_CLOSE_SERVICE 通知的数据。</para>
     /// </summary>
-    public class PayScorePermissionsResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PayScorePermissionsResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         /// <summary>
         /// 获取或设置微信商户号。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayScoreServiceOrder/PayScoreServiceOrderResource.cs

@@ -1,13 +1,13 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 PAYSCORE.USER_CONFIRM 通知的数据。</para>
     /// <para>表示 PAYSCORE.USER_PAID 通知的数据。</para>
     /// </summary>
-    public class PayScoreServiceOrderResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class PayScoreServiceOrderResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/PayTransactions/TransactionResource.cs

@@ -1,12 +1,12 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 TRANSACTION.SUCCESS （仅限直连商户）通知的数据。</para>
     /// </summary>
-    public class TransactionResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class TransactionResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/Refund/RefundResource.cs

@@ -1,14 +1,14 @@
 using System;
 using System.Collections.Generic;
 
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Resources
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
 {
     /// <summary>
     /// <para>表示 REFUND.SUCCESS （仅直连商户）通知的数据。</para>
     /// <para>表示 REFUND.ABNORMAL （仅直连商户）通知的数据。</para>
     /// <para>表示 REFUND.CLOSED （仅直连商户）通知的数据。</para>
     /// </summary>
-    public class RefundResource : WechatTenpayCallback.Types.IDecryptedResource
+    public class RefundResource : WechatTenpayEvent.Types.IDecryptedResource
     {
         public static class Types
         {

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Exceptions/WechatTenpayCallbackDecryptionException.cs

@@ -1,24 +0,0 @@
-using System;
-
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Exceptions
-{
-    public class WechatTenpayCallbackDecryptionException : WechatTenpayException
-    {
-        /// <inheritdoc/>
-        internal WechatTenpayCallbackDecryptionException()
-        {
-        }
-
-        /// <inheritdoc/>
-        internal WechatTenpayCallbackDecryptionException(string message) 
-            : base(message)
-        {
-        }
-
-        /// <inheritdoc/>
-        internal WechatTenpayCallbackDecryptionException(string message, Exception innerException) 
-            : base(message, innerException)
-        {
-        }
-    }
-}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Exceptions/WechatTenpayEventDecryptionException.cs

@@ -0,0 +1,24 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Exceptions
+{
+    public class WechatTenpayEventDecryptionException : WechatTenpayException
+    {
+        /// <inheritdoc/>
+        internal WechatTenpayEventDecryptionException()
+        {
+        }
+
+        /// <inheritdoc/>
+        internal WechatTenpayEventDecryptionException(string message) 
+            : base(message)
+        {
+        }
+
+        /// <inheritdoc/>
+        internal WechatTenpayEventDecryptionException(string message, Exception innerException) 
+            : base(message, innerException)
+        {
+        }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventExtensions.cs

@@ -5,21 +5,20 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
     /// <summary>
     /// 为 <see cref="WechatTenpayClient"/> 提供回调通知事件的扩展方法。
     /// </summary>
-    public static class WechatTenpayClientCallbackDeserializationExtensions
+    public static class WechatTenpayClientEventExtensions
     {
         /// <summary>
-        /// <para>反序列化得到 <see cref="WechatTenpayCallback"/> 对象。</para>
+        /// <para>反序列化得到 <see cref="WechatTenpayEvent"/> 对象。</para>
         /// </summary>
-        /// <typeparam name="TResponse"></typeparam>
         /// <param name="client"></param>
         /// <param name="callbackJson"></param>
         /// <returns></returns>
-        public static WechatTenpayCallback DeserializeCallback(this WechatTenpayClient client, string callbackJson)
+        public static WechatTenpayEvent DeserializeEvent(this WechatTenpayClient client, string callbackJson)
         {
             if (client == null) throw new ArgumentNullException(nameof(client));
             if (string.IsNullOrEmpty(callbackJson)) throw new ArgumentNullException(callbackJson);
 
-            return client.JsonSerializer.Deserialize<WechatTenpayCallback>(callbackJson);
+            return client.JsonSerializer.Deserialize<WechatTenpayEvent>(callbackJson);
         }
 
         /// <summary>
@@ -29,13 +28,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <param name="client"></param>
         /// <param name="callback"></param>
         /// <returns></returns>
-        public static T DecryptCallbackResource<T>(this WechatTenpayClient client, WechatTenpayCallback callback)
-            where T : WechatTenpayCallback.Types.IDecryptedResource, new()
+        public static T DecryptEventResource<T>(this WechatTenpayClient client, WechatTenpayEvent callback)
+            where T : WechatTenpayEvent.Types.IDecryptedResource, new()
         {
             if (client == null) throw new ArgumentNullException(nameof(client));
             if (callback == null) throw new ArgumentNullException(nameof(callback));
 
-            return DecryptCallbackResource<T>(client, callback.Resource);
+            return DecryptEventResource<T>(client, callback.Resource);
         }
 
         /// <summary>
@@ -45,8 +44,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <param name="client"></param>
         /// <param name="resource"></param>
         /// <returns></returns>
-        public static T DecryptCallbackResource<T>(this WechatTenpayClient client, WechatTenpayCallback.Types.Resource resource)
-            where T : WechatTenpayCallback.Types.IDecryptedResource, new()
+        public static T DecryptEventResource<T>(this WechatTenpayClient client, WechatTenpayEvent.Types.Resource resource)
+            where T : WechatTenpayEvent.Types.IDecryptedResource, new()
         {
             if (client == null) throw new ArgumentNullException(nameof(client));
             if (resource == null) throw new ArgumentNullException(nameof(resource));
@@ -66,12 +65,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 }
                 catch (Exception ex)
                 {
-                    throw new Exceptions.WechatTenpayCallbackDecryptionException("Decrypt callback failed.", ex);
+                    throw new Exceptions.WechatTenpayEventDecryptionException("Decrypt event resource failed.", ex);
                 }
             }
             else
             {
-                throw new Exceptions.WechatTenpayCallbackDecryptionException("Unknown encrypt algorithm of the resource.");
+                throw new Exceptions.WechatTenpayEventDecryptionException("Unknown encrypt algorithm of the resource.");
             }
 
             return client.JsonSerializer.Deserialize<T>(plainJson);

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientResponseDecryptionExtensions.cs

@@ -14,12 +14,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
         /// </summary>
-        /// <typeparam name="TResponse"></typeparam>
         /// <param name="client"></param>
         /// <param name="response"></param>
         /// <returns></returns>
-        public static TResponse DecryptResponseEncryptedData<TResponse>(this WechatTenpayClient client, TResponse response)
-            where TResponse : WechatTenpayResponse
+        public static Models.GetEcommerceApplymentByOutRequestNumberResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.GetEcommerceApplymentByOutRequestNumberResponse response)
         {
             if (client == null) throw new ArgumentNullException(nameof(client));
             if (response == null) throw new ArgumentNullException(nameof(response));
@@ -30,42 +28,6 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
             if (!response.IsSuccessful())
                 throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
 
-            if (response is Models.GetEcommerceApplymentByOutRequestNumberResponse resGetEcommerceApplymentByOutRequestNumber)
-            {
-                DecryptResponse(resGetEcommerceApplymentByOutRequestNumber, client.MerchantCertPrivateKey);
-                return (resGetEcommerceApplymentByOutRequestNumber as TResponse)!;
-            }
-            else if (response is Models.GetEcommerceBillFundflowBillResponse resGetEcommerceBillFundflowBill)
-            {
-                DecryptResponse(resGetEcommerceBillFundflowBill, client.MerchantCertPrivateKey);
-                return (resGetEcommerceBillFundflowBill as TResponse)!;
-            }
-            else if (response is Models.GetMerchantServiceComplaintByComplaintIdResponse resGetMerchantServiceComplaintByComplaintId)
-            {
-                DecryptResponse(resGetMerchantServiceComplaintByComplaintId, client.MerchantCertPrivateKey);
-                return (resGetMerchantServiceComplaintByComplaintId as TResponse)!;
-            }
-            else if (response is Models.QueryCertificatesResponse resQueryCertificates)
-            {
-                DecryptResponse(resQueryCertificates, client.MerchantV3Secret);
-                return (resQueryCertificates as TResponse)!;
-            }
-            else if (response is Models.QueryMerchantServiceComplaintsResponse resQueryMerchantServiceComplaints)
-            {
-                DecryptResponse(resQueryMerchantServiceComplaints, client.MerchantCertPrivateKey);
-                return (resQueryMerchantServiceComplaints as TResponse)!;
-            }
-            else if (response is Models.QuerySmartGuidesResponse resQuerySmartGuides)
-            {
-                DecryptResponse(resQuerySmartGuides, client.MerchantCertPrivateKey);
-                return (resQuerySmartGuides as TResponse)!;
-            }
-
-            return response;
-        }
-
-        private static void DecryptResponse(Models.GetEcommerceApplymentByOutRequestNumberResponse response, string privateKey)
-        {
             if (response.AccountValidation != null)
             {
                 IList<Exception> exceptions = new List<Exception>();
@@ -77,7 +39,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                     try
                     {
                         accountValidationModel.AccountNameEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                            privateKey, 
+                            client.MerchantCertPrivateKey, 
                             accountValidationModel.AccountNameEncryptedData
                         );
                     }
@@ -92,7 +54,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                     try
                     {
                         accountValidationModel.AccountNumberEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                            privateKey,
+                            client.MerchantCertPrivateKey,
                             accountValidationModel.AccountNumberEncryptedData!
                         );
                     }
@@ -105,10 +67,29 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 if (exceptions.Any())
                     throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed.", new AggregateException(exceptions));
             }
+
+            return response;
         }
 
-        private static void DecryptResponse(Models.GetEcommerceBillFundflowBillResponse response, string privateKey)
+        /// <summary>
+        /// <para>解密响应中返回的敏感数据。该方法会改变传入的响应信息。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        public static Models.GetEcommerceBillFundflowBillResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.GetEcommerceBillFundflowBillResponse response)
         {
+            if (client == null) throw new ArgumentNullException(nameof(client));
+            if (response == null) throw new ArgumentNullException(nameof(response));
+
+            if (string.IsNullOrEmpty(client.MerchantCertPrivateKey))
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of there is no merchant private key.");
+
+            if (!response.IsSuccessful())
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
+
             if (response.DownloadBillList != null)
             {
                 IList<Exception> exceptions = new List<Exception>();
@@ -120,7 +101,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                         try
                         {
                             downloadBillModel.EncryptKeyEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                                privateKey,
+                                client.MerchantCertPrivateKey,
                                 downloadBillModel.EncryptKeyEncryptedData
                             );
                         }
@@ -134,10 +115,29 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 if (exceptions.Any())
                     throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed.", new AggregateException(exceptions));
             }
+
+            return response;
         }
 
-        private static void DecryptResponse(Models.GetMerchantServiceComplaintByComplaintIdResponse response, string privateKey)
+        /// <summary>
+        /// <para>解密响应中返回的敏感数据。该方法会改变传入的响应信息。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        public static Models.GetMerchantServiceComplaintByComplaintIdResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.GetMerchantServiceComplaintByComplaintIdResponse response)
         {
+            if (client == null) throw new ArgumentNullException(nameof(client));
+            if (response == null) throw new ArgumentNullException(nameof(response));
+
+            if (string.IsNullOrEmpty(client.MerchantCertPrivateKey))
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of there is no merchant private key.");
+
+            if (!response.IsSuccessful())
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
+
             if (response.ComplaintDetail != null)
             {
                 if (!string.IsNullOrEmpty(response.PayerPhoneEncryptedData))
@@ -145,7 +145,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                     try
                     {
                         response.PayerPhoneEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                            privateKey,
+                            client.MerchantCertPrivateKey,
                             response.PayerPhoneEncryptedData!
                         );
                     }
@@ -155,10 +155,29 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                     }
                 }
             }
+
+            return response;
         }
 
-        private static void DecryptResponse(Models.QueryCertificatesResponse response, string aesKey)
+        /// <summary>
+        /// <para>解密响应中返回的敏感数据。该方法会改变传入的响应信息。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        public static Models.QueryCertificatesResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.QueryCertificatesResponse response)
         {
+            if (client == null) throw new ArgumentNullException(nameof(client));
+            if (response == null) throw new ArgumentNullException(nameof(response));
+
+            if (string.IsNullOrEmpty(client.MerchantV3Secret))
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of there is no merchant secret.");
+
+            if (!response.IsSuccessful())
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
+
             if (response.CertificateList != null)
             {
                 IList<Exception> exceptions = new List<Exception>();
@@ -170,7 +189,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                         try
                         {
                             certificateModel.EncryptCertificate.CipherText = Utilities.AesUtil.DecryptWithGCM(
-                                aesKey: aesKey,
+                                aesKey: client.MerchantV3Secret,
                                 nonce: certificateModel.EncryptCertificate.Nonce,
                                 associatedData: certificateModel.EncryptCertificate.AssociatedData,
                                 cipherText: certificateModel.EncryptCertificate.CipherText
@@ -190,10 +209,29 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 if (exceptions.Any())
                     throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed.", new AggregateException(exceptions));
             }
+
+            return response;
         }
 
-        private static void DecryptResponse(Models.QueryMerchantServiceComplaintsResponse response, string privateKey)
+        /// <summary>
+        /// <para>解密响应中返回的敏感数据。该方法会改变传入的响应信息。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        public static Models.QueryMerchantServiceComplaintsResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.QueryMerchantServiceComplaintsResponse response)
         {
+            if (client == null) throw new ArgumentNullException(nameof(client));
+            if (response == null) throw new ArgumentNullException(nameof(response));
+
+            if (string.IsNullOrEmpty(client.MerchantCertPrivateKey))
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of there is no merchant private key.");
+
+            if (!response.IsSuccessful())
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
+
             if (response.ComplaintList != null)
             {
                 IList<Exception> exceptions = new List<Exception>();
@@ -205,7 +243,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                         try
                         {
                             complaintModel.PayerPhoneEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                                privateKey,
+                                client.MerchantCertPrivateKey,
                                 complaintModel.PayerPhoneEncryptedData!
                             );
                         }
@@ -219,10 +257,29 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 if (exceptions.Any())
                     throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed.", new AggregateException(exceptions));
             }
+
+            return response;
         }
 
-        private static void DecryptResponse(Models.QuerySmartGuidesResponse response, string privateKey)
+        /// <summary>
+        /// <para>解密响应中返回的敏感数据。该方法会改变传入的响应信息。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_3.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_3.shtml </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        public static Models.QuerySmartGuidesResponse DecryptResponseEncryptedData(this WechatTenpayClient client, Models.QuerySmartGuidesResponse response)
         {
+            if (client == null) throw new ArgumentNullException(nameof(client));
+            if (response == null) throw new ArgumentNullException(nameof(response));
+
+            if (string.IsNullOrEmpty(client.MerchantCertPrivateKey))
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of there is no merchant private key.");
+
+            if (!response.IsSuccessful())
+                throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed, because of the response is not successful.");
+
             if (response.GuideList != null)
             {
                 IList<Exception> exceptions = new List<Exception>();
@@ -234,7 +291,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                         try
                         {
                             guideModel.UserNameEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                                privateKey,
+                                client.MerchantCertPrivateKey,
                                 guideModel.UserNameEncryptedData
                             );
                         }
@@ -249,7 +306,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                         try
                         {
                             guideModel.UserMobileEncryptedData = Utilities.RsaUtil.DecryptWithECB(
-                                privateKey,
+                                client.MerchantCertPrivateKey,
                                 guideModel.UserMobileEncryptedData
                             );
                         }
@@ -263,6 +320,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 if (exceptions.Any())
                     throw new Exceptions.WechatTenpayResponseDecryptionException("Decrypt response failed.", new AggregateException(exceptions));
             }
+
+            return response;
         }
     }
 }

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayEvent.cs

@@ -6,7 +6,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
     /// <summary>
     /// 表示微信支付 API 回调通知事件的基类。
     /// </summary>
-    public abstract class WechatTenpayCallback
+    [Serializable]
+    public class WechatTenpayEvent
     {
         public static class Types
         {