feat(tenpayv3): 新增微信分付商户贴息相关接口

2025-12-29 09:54:44 +08:00 · 2025-11-06 21:00:17 +08:00
parent 69f9f4fe01
commit 485707fa46
28 changed files with 537 additions and 3 deletions
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/CombineTransactions/CombineTransactionResource.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/CombineTransactions/CombineTransactionResource.cs
@@ -4,7 +4,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
    /// <para>表示 TRANSACTION.SUCCESS 通知的数据。</para>
    /// <para>
    /// REF: <br/>
+    /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012166360 ]]> <br/>
    /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012158598 ]]> <br/>
+    /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012167493 ]]> <br/>
    /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012231898 ]]> <br/>
    /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124358 ]]>
    /// </para>
@@ -24,6 +26,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
            public class Payer : Models.GetCombineTransactionByCombineOutTradeNumberResponse.Types.Payer
            {
            }
+
+            public class Installment : Models.GetCombineTransactionByCombineOutTradeNumberResponse.Types.Installment
+            {
+            }
        }

        /// <summary>
@@ -74,5 +80,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
        [Newtonsoft.Json.JsonProperty("scene_info")]
        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/Transactions/TransactionResource.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/Transactions/TransactionResource.cs
@@ -34,6 +34,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
            public class Promotion : Models.GetPayTransactionByOutTradeNumberResponse.Types.Promotion
            {
            }
+
+            public class Installment : Models.GetPayTransactionByOutTradeNumberResponse.Types.Installment
+            {
+            }
        }

        /// <summary>
@@ -135,5 +139,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
        [Newtonsoft.Json.JsonProperty("promotion_detail")]
        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
        public Types.Promotion[]? PromotionList { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/_Partner/Transactions/PartnerTransactionResource.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/_Partner/Transactions/PartnerTransactionResource.cs
@@ -34,6 +34,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
            public class Promotion : Models.GetPayPartnerTransactionByOutTradeNumberResponse.Types.Promotion
            {
            }
+
+            public class Installment : Models.GetPayPartnerTransactionByOutTradeNumberResponse.Types.Installment
+            {
+            }
        }

        /// <summary>
@@ -149,5 +153,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
        [Newtonsoft.Json.JsonProperty("promotion_detail")]
        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
        public Types.Promotion[]? PromotionList { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteCombineTransactionExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteCombineTransactionExtensions.cs
@@ -12,7 +12,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [POST] /combine-transactions/app 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012545465 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012556944 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012707307 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012758021 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012760622 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015001933 ]]>
@@ -49,8 +51,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [POST] /combine-transactions/jsapi 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012545654 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012556926 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012556931 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012707323 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012757938 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012758246 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012760615 ]]> <br/>
@@ -88,7 +92,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [POST] /combine-transactions/h5 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012545879 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012556961 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012707565 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012758208 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012760626 ]]>
        /// </para>
@@ -124,7 +130,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [POST] /combine-transactions/native 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012547310 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012556982 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012708704 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012758240 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012760629 ]]>
        /// </para>
@@ -194,7 +202,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [GET] /combine-transactions/out-trade-no/{combine_out_trade_no} 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012551745 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012557006 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012708988 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012761049 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012761057 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012602253 ]]>
@@ -241,7 +251,9 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
        /// <para>异步调用 [POST] /combine-transactions/out-trade-no/{combine_out_trade_no}/close 接口。</para>
        /// <para>
        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012551793 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4012577452 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012709095 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012761079 ]]> <br/>
        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012761093 ]]>
        /// </para>
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecutePayInstallmentExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecutePayInstallmentExtensions.cs
@@ -0,0 +1,39 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    public static class WechatTenpayClientExecutePayInstallmentExtensions
+    {
+        #region Exposure
+        /// <summary>
+        /// <para>异步调用 [POST] /pay/instal/exposure 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/merchant/4016196762 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreatePayInstallmentExposureResponse> ExecuteCreatePayInstallmentExposureAsync(this WechatTenpayClient client, Models.CreatePayInstallmentExposureRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId is null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "pay", "instal", "exposure");
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.CreatePayInstallmentExposureResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+        #endregion
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecutePayPartnerInstallmentExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecutePayPartnerInstallmentExtensions.cs
@@ -0,0 +1,38 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    public static class WechatTenpayClientExecutePayPartnerInstallmentExtensions
+    {
+        #region Exposure
+        /// <summary>
+        /// <para>异步调用 [POST] /pay/instal/partner/exposure 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4016196820 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreatePayPartnerInstallmentExposureResponse> ExecuteCreatePayPartnerInstallmentExposureAsync(this WechatTenpayClient client, Models.CreatePayPartnerInstallmentExposureRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId is null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "pay", "instal", "partner", "exposure");
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.CreatePayPartnerInstallmentExposureResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+        #endregion
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionAppRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionAppRequest.cs
@@ -6,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
    /// <summary>
    /// <para>表示 [POST] /combine-transactions/app 接口的请求。</para>
    /// </summary>
+    [WechatTenpaySensitive]
    public class CreateCombineTransactionAppRequest : WechatTenpayRequest
    {
        public static class Types
@@ -70,6 +71,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
                public string? SubAppId { get; set; }

+                /// <summary>
+                /// 获取或设置商品服务类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("order_service_type")]
+                [System.Text.Json.Serialization.JsonPropertyName("order_service_type")]
+                public string? OrderServiceType { get; set; }
+
                /// <summary>
                /// 获取或设置个人收款方受理授权 ID。
                /// </summary>
@@ -129,6 +137,37 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models

            public class Payer
            {
+                public static class Types
+                {
+                    public class Identity
+                    {
+                        /// <summary>
+                        /// 获取或设置证件类型。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("type")]
+                        [System.Text.Json.Serialization.JsonPropertyName("type")]
+                        public string? IdentityType { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置证件姓名（需使用平台公钥/证书加密）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("name")]
+                        [System.Text.Json.Serialization.JsonPropertyName("name")]
+                        [WechatTenpaySensitiveProperty(scheme: Constants.SignSchemes.WECHATPAY2_RSA_2048_WITH_SHA256, algorithm: Constants.EncryptionAlgorithms.RSA_2048_ECB_PKCS8_OAEP_WITH_SHA1_AND_MGF1)]
+                        [WechatTenpaySensitiveProperty(scheme: Constants.SignSchemes.WECHATPAY2_SM2_WITH_SM3, algorithm: Constants.EncryptionAlgorithms.SM2_C1C3C2_ASN1)]
+                        public string? IdName { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置证件号码（需使用平台公钥/证书加密）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("number")]
+                        [System.Text.Json.Serialization.JsonPropertyName("number")]
+                        [WechatTenpaySensitiveProperty(scheme: Constants.SignSchemes.WECHATPAY2_RSA_2048_WITH_SHA256, algorithm: Constants.EncryptionAlgorithms.RSA_2048_ECB_PKCS8_OAEP_WITH_SHA1_AND_MGF1)]
+                        [WechatTenpaySensitiveProperty(scheme: Constants.SignSchemes.WECHATPAY2_SM2_WITH_SM3, algorithm: Constants.EncryptionAlgorithms.SM2_C1C3C2_ASN1)]
+                        public string? IdNumber { get; set; }
+                    }
+                }
+
                /// <summary>
                /// 获取或设置用户唯一标识。
                /// </summary>
@@ -142,6 +181,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [Newtonsoft.Json.JsonProperty("sub_openid")]
                [System.Text.Json.Serialization.JsonPropertyName("sub_openid")]
                public string? SubOpenId { get; set; }
+
+                /// <summary>
+                /// 获取或设置实名支付信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("identity")]
+                [System.Text.Json.Serialization.JsonPropertyName("identity")]
+                public Types.Identity? Identity { get; set; }
            }

            public class Scene
@@ -160,6 +206,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [System.Text.Json.Serialization.JsonPropertyName("device_id")]
                public string? DeviceId { get; set; }
            }
+
+            public class Subsidy : CreatePayTransactionAppRequest.Types.Subsidy
+            {
+            }
        }

        /// <summary>
@@ -235,5 +285,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("trade_scenario")]
        [System.Text.Json.Serialization.JsonPropertyName("trade_scenario")]
        public string? TradeScenario { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs
@@ -6,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
    /// <summary>
    /// <para>表示 [POST] /combine-transactions/h5 接口的请求。</para>
    /// </summary>
+    [WechatTenpaySensitive]
    public class CreateCombineTransactionH5Request : WechatTenpayRequest
    {
        public static class Types
@@ -14,6 +15,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            {
            }

+            public class Payer : CreateCombineTransactionAppRequest.Types.Payer
+            {
+            }
+
            public class Scene : CreateCombineTransactionAppRequest.Types.Scene
            {
                public static class Types
@@ -85,6 +90,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
        public IList<Types.SubOrder> SubOrderList { get; set; } = new List<Types.SubOrder>();

+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_payer_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_payer_info")]
+        public Types.Payer? CombinePayer { get; set; }
+
        /// <summary>
        /// 获取或设置场景信息。
        /// </summary>
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionJsapiRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionJsapiRequest.cs
@@ -6,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
    /// <summary>
    /// <para>表示 [POST] /combine-transactions/jsapi 接口的请求。</para>
    /// </summary>
+    [WechatTenpaySensitive]
    public class CreateCombineTransactionJsapiRequest : WechatTenpayRequest
    {
        public static class Types
@@ -21,6 +22,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            public class Scene : CreateCombineTransactionAppRequest.Types.Scene
            {
            }
+
+            public class Subsidy : CreateCombineTransactionAppRequest.Types.Subsidy
+            {
+            }
        }

        /// <summary>
@@ -96,5 +101,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("trade_scenario")]
        [System.Text.Json.Serialization.JsonPropertyName("trade_scenario")]
        public string? TradeScenario { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionNativeRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionNativeRequest.cs
@@ -14,6 +14,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            {
            }

+            public class Payer : CreateCombineTransactionAppRequest.Types.Payer
+            {
+            }
+
            public class Scene : CreateCombineTransactionAppRequest.Types.Scene
            {
            }
@@ -72,6 +76,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
        public IList<Types.SubOrder> SubOrderList { get; set; } = new List<Types.SubOrder>();

+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_payer_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_payer_info")]
+        public Types.Payer? CombinePayer { get; set; }
+
        /// <summary>
        /// 获取或设置场景信息。
        /// </summary>
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/GetCombineTransactionByCombineOutTradeNumberResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/GetCombineTransactionByCombineOutTradeNumberResponse.cs
@@ -172,6 +172,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [System.Text.Json.Serialization.JsonPropertyName("device_id")]
                public string? DeviceId { get; set; }
            }
+
+            public class Installment : GetPayTransactionByOutTradeNumberResponse.Types.Installment
+            {
+            }
        }

        /// <summary>
@@ -229,5 +233,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("trade_scenario")]
        [System.Text.Json.Serialization.JsonPropertyName("trade_scenario")]
        public string? TradeScenario { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayInstallment/Exposure/CreatePayInstallmentExposureRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayInstallment/Exposure/CreatePayInstallmentExposureRequest.cs
@@ -0,0 +1,43 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /pay/instal/exposure 接口的请求。</para>
+    /// </summary>
+    public class CreatePayInstallmentExposureRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置用户 ID 类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("user_id_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("user_id_type")]
+        public string UserIdType { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置用户唯一标识。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("openid")]
+        [System.Text.Json.Serialization.JsonPropertyName("openid")]
+        public string? OpenId { get; set; }
+
+        /// <summary>
+        /// 获取或设置手机号哈希值。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("phone_number_hash")]
+        [System.Text.Json.Serialization.JsonPropertyName("phone_number_hash")]
+        public string? PhoneNumberHash { get; set; }
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayInstallment/Exposure/CreatePayInstallmentExposureResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayInstallment/Exposure/CreatePayInstallmentExposureResponse.cs
@@ -0,0 +1,15 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /pay/instal/exposure 接口的响应。</para>
+    /// </summary>
+    public class CreatePayInstallmentExposureResponse : WechatTenpayResponse
+    {
+        /// <summary>
+        /// 获取或设置是否建议曝光微信分付。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("recommend_exposure")]
+        [System.Text.Json.Serialization.JsonPropertyName("recommend_exposure")]
+        public bool IsRecommendExposed { get; set; }
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs
@@ -181,6 +181,56 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [System.Text.Json.Serialization.JsonPropertyName("subsidy_amount")]
                public int? SubsidyAmount { get; set; }
            }
+
+            public class Subsidy
+            {
+                public static class Types
+                {
+                    public class SubsidyDetail
+                    {
+                        public static class Types
+                        {
+                            public class SubsidyPlan
+                            {
+                                /// <summary>
+                                /// 获取或设置贴息期数。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("subsidy_installment_num")]
+                                [System.Text.Json.Serialization.JsonPropertyName("subsidy_installment_num")]
+                                public int SubsidyInstallmentNumber { get; set; }
+
+                                /// <summary>
+                                /// 获取或设置贴息百分比。
+                                /// </summary>
+                                [Newtonsoft.Json.JsonProperty("subsidy_percent")]
+                                [System.Text.Json.Serialization.JsonPropertyName("subsidy_percent")]
+                                public int SubsidyPercent { get; set; }
+                            }
+                        }
+
+                        /// <summary>
+                        /// 获取或设置还款类型。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subsidy_period_type")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subsidy_period_type")]
+                        public string SubsidyPeriodType { get; set; } = string.Empty;
+
+                        /// <summary>
+                        /// 获取或设置还款计划列表。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("subsidy_plan")]
+                        [System.Text.Json.Serialization.JsonPropertyName("subsidy_plan")]
+                        public IList<Types.SubsidyPlan> SubsidyPlanList { get; set; } = new List<Types.SubsidyPlan>();
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置贴息详情列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("subsidy_detail")]
+                [System.Text.Json.Serialization.JsonPropertyName("subsidy_detail")]
+                public IList<Types.SubsidyDetail>? SubsidyDetailList { get; set; }
+            }
        }

        /// <summary>
@@ -275,5 +325,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("settle_info")]
        [System.Text.Json.Serialization.JsonPropertyName("settle_info")]
        public Types.Settlement? Settlement { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs
@@ -34,6 +34,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            public class Settlement : CreatePayTransactionAppRequest.Types.Settlement
            {
            }
+
+            public class Subsidy : CreatePayTransactionAppRequest.Types.Subsidy
+            {
+            }
        }

        /// <summary>
@@ -135,5 +139,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("settle_info")]
        [System.Text.Json.Serialization.JsonPropertyName("settle_info")]
        public Types.Settlement? Settlement { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/Exposure/CreatePayTransactionExposureResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/Exposure/CreatePayTransactionExposureResponse.cs
@@ -10,7 +10,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        /// </summary>
        [Newtonsoft.Json.JsonProperty("fqf_exposure")]
        [System.Text.Json.Serialization.JsonPropertyName("fqf_exposure")]
-        public bool IsExposed { get; set; }
+        public bool IsRecommendExposed { get; set; }

        /// <summary>
        /// 获取或设置曝光凭证。
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/GetPayTransactionByOutTradeNumberResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/GetPayTransactionByOutTradeNumberResponse.cs
@@ -180,6 +180,23 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                [System.Text.Json.Serialization.JsonPropertyName("goods_detail")]
                public Types.GoodsDetail[]? GoodsList { get; set; }
            }
+
+            public class Installment
+            {
+                /// <summary>
+                /// 获取或设置是否使用了商户贴息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("use_subsidy")]
+                [System.Text.Json.Serialization.JsonPropertyName("use_subsidy")]
+                public bool IsUseSubsidy { get; set; }
+
+                /// <summary>
+                /// 获取或设置用户实际选择的分期期数。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("selected_installment_number")]
+                [System.Text.Json.Serialization.JsonPropertyName("selected_installment_number")]
+                public int SelectedInstallmentNumber { get; set; }
+            }
        }

        /// <summary>
@@ -281,5 +298,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("promotion_detail")]
        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
        public Types.Promotion[]? PromotionList { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayInstallment/Exposure/CreatePayPartnerInstallmentExposureRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayInstallment/Exposure/CreatePayPartnerInstallmentExposureRequest.cs
@@ -0,0 +1,56 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /pay/instal/partner/exposure 接口的请求。</para>
+    /// </summary>
+    public class CreatePayPartnerInstallmentExposureRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class User : CreatePayPartnerTransactionExposureRequest.Types.Payer
+            {
+                /// <summary>
+                /// 获取或设置用户 ID 类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("user_id_type")]
+                [System.Text.Json.Serialization.JsonPropertyName("user_id_type")]
+                public string UserIdType { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string? SubMerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置用户信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("user_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("user_id")]
+        public Types.User User { get; set; } = new Types.User();
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayInstallment/Exposure/CreatePayPartnerInstallmentExposureResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayInstallment/Exposure/CreatePayPartnerInstallmentExposureResponse.cs
@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /pay/instal/partner/exposure 接口的响应。</para>
+    /// </summary>
+    public class CreatePayPartnerInstallmentExposureResponse : CreatePayInstallmentExposureResponse
+    {
+    }
+}
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/CreatePayPartnerTransactionAppRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/CreatePayPartnerTransactionAppRequest.cs
@@ -24,6 +24,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            public class Settlement : CreatePayTransactionAppRequest.Types.Settlement
            {
            }
+
+            public class Subsidy : CreatePayTransactionAppRequest.Types.Subsidy
+            {
+            }
        }

        /// <summary>
@@ -132,5 +136,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("settle_info")]
        [System.Text.Json.Serialization.JsonPropertyName("settle_info")]
        public Types.Settlement? Settlement { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/CreatePayPartnerTransactionJsapiRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/CreatePayPartnerTransactionJsapiRequest.cs
@@ -41,6 +41,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            public class Settlement : CreatePayTransactionJsapiRequest.Types.Settlement
            {
            }
+
+            public class Subsidy : CreatePayTransactionJsapiRequest.Types.Subsidy
+            {
+            }
        }

        /// <summary>
@@ -156,5 +160,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("settle_info")]
        [System.Text.Json.Serialization.JsonPropertyName("settle_info")]
        public Types.Settlement? Settlement { get; set; }
+
+        /// <summary>
+        /// 获取或设置贴息信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("subsidy_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("subsidy_info")]
+        public Types.Subsidy? Subsidy { get; set; }
    }
 }
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/GetPayPartnerTransactionByOutTradeNumberResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/PayTransactions/GetPayPartnerTransactionByOutTradeNumberResponse.cs
@@ -37,6 +37,10 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
            public class Promotion : GetPayTransactionByOutTradeNumberResponse.Types.Promotion
            {
            }
+
+            public class Installment : GetPayTransactionByOutTradeNumberResponse.Types.Installment
+            {
+            }
        }

        /// <summary>
@@ -152,5 +156,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
        [Newtonsoft.Json.JsonProperty("promotion_detail")]
        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
        public Types.Promotion[]? PromotionList { get; set; }
+
+        /// <summary>
+        /// 获取或设置分期信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("installment_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("installment_info")]
+        public Types.Installment? Installment { get; set; }
    }
 }