feat(tenpayv3): 新增还款支付相关接口

docs/WechatTenpayV3/Basic_ModelDefinition.md

@@ -48,7 +48,8 @@
 |  √  |   经营能力：微信支付分签约计划    | 直连商户 & 合作伙伴 |                   |
 |  √  |       经营能力：平台收付通        |      合作伙伴       |                   |
 |  √  |       经营能力：平台保证金        |      合作伙伴       |                   |
-|  √  |  经营能力：个人收款（二手交易）   |      合作伙伴       |                   |
+|  √  |        经营能力：个人收款         |      合作伙伴       |                   |
+|  √  |        经营能力：还款支付         |      合作伙伴       |                   |
 |  √  |         运营工具：代金券          | 直连商户 & 合作伙伴 |                   |
 |  √  |         运营工具：商家券          | 直连商户 & 合作伙伴 |                   |
 |  √  |         运营工具：消费金          |      直连商户       |                   |

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

@@ -59,7 +59,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
         /// </summary>
         [Newtonsoft.Json.JsonProperty("sub_orders")]
         [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
-        public Types.SubOrder[]? SubOrderList { get; set; } = default!;
+        public Types.SubOrder[]? SubOrderList { get; set; }
 
         /// <summary>
         /// 获取或设置支付者信息。

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

@@ -0,0 +1,89 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    public static class WechatTenpayClientExecuteRepaymentPartnerExtensions
+    {
+        /// <summary>
+        /// <para>异步调用 [POST] /repayment/combine-transactions/partner/prepay 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124463 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateRepaymentPartnerCombineTransactionResponse> ExecuteCreateRepaymentPartnerCombineTransactionAsync(this WechatTenpayClient client, Models.CreateRepaymentPartnerCombineTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.CombineMerchantId is null)
+                request.CombineMerchantId = client.Credentials.MerchantId;
+
+            if (request.SubOrderList is not null)
+            {
+                foreach (var subOrder in request.SubOrderList)
+                {
+                    if (subOrder.MerchantId is null)
+                        subOrder.MerchantId = request.CombineMerchantId;
+                }
+            }
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "repayment", "combine-transactions", "partner", "prepay");
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.CreateRepaymentPartnerCombineTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no} 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124483 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetRepaymentPartnerCombineTransactionByOutTradeNumberResponse> ExecuteGetRepaymentPartnerCombineTransactionByOutTradeNumberAsync(this WechatTenpayClient client, Models.GetRepaymentPartnerCombineTransactionByOutTradeNumberRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Get, "repayment", "combine-transactions", "partner", "out-trade-no", request.CombineOutTradeNumber);
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.GetRepaymentPartnerCombineTransactionByOutTradeNumberResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no}/close 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124497 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CloseRepaymentPartnerCombineTransactionResponse> ExecuteCloseRepaymentPartnerCombineTransactionAsync(this WechatTenpayClient client, Models.CloseRepaymentPartnerCombineTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateFlurlRequest(request, HttpMethod.Post, "repayment", "combine-transactions", "partner", "out-trade-no", request.CombineOutTradeNumber, "close");
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.CloseRepaymentPartnerCombineTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+    }
+}

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

@@ -23,7 +23,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012091236 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012166844 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012166847 ]]> <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012602233 ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012602233 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124455 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -64,7 +65,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012090949 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012166845 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4013080233 ]]> <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015001851 ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015001851 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124372 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -85,7 +87,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012090949 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012166845 ]]> <br/>
         /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4013080233 ]]> <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015001851 ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015001851 ]]> <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4015124372 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionAppRequest.cs

@@ -45,7 +45,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                         /// </summary>
                         [Newtonsoft.Json.JsonProperty("subsidy_amount")]
                         [System.Text.Json.Serialization.JsonPropertyName("subsidy_amount")]
-                        public long? SubsidyAmount { get; set; }
+                        public int? SubsidyAmount { get; set; }
                     }
                 }
 

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs

@@ -18,43 +18,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
             {
                 public static class Types
                 {
-                    public class H5
+                    public class H5Info : CreatePayTransactionH5Request.Types.Scene.Types.H5Info
                     {
-                        /// <summary>
-                        /// 获取或设置场景类型。
-                        /// <para>默认值："Wap"</para>
-                        /// </summary>
-                        [Newtonsoft.Json.JsonProperty("type")]
-                        [System.Text.Json.Serialization.JsonPropertyName("type")]
-                        public string Type { get; set; } = "Wap";
-
-                        /// <summary>
-                        /// 获取或设置应用名称。
-                        /// </summary>
-                        [Newtonsoft.Json.JsonProperty("app_name")]
-                        [System.Text.Json.Serialization.JsonPropertyName("app_name")]
-                        public string? AppName { get; set; }
-
-                        /// <summary>
-                        /// 获取或设置网站 URL。
-                        /// </summary>
-                        [Newtonsoft.Json.JsonProperty("app_url")]
-                        [System.Text.Json.Serialization.JsonPropertyName("app_url")]
-                        public string? AppUrl { get; set; }
-
-                        /// <summary>
-                        /// 获取或设置 iOS 平台 BundleID。
-                        /// </summary>
-                        [Newtonsoft.Json.JsonProperty("bundle_id")]
-                        [System.Text.Json.Serialization.JsonPropertyName("bundle_id")]
-                        public string? BundleId { get; set; }
-
-                        /// <summary>
-                        /// 获取或设置 Android 平台 PackageName。
-                        /// </summary>
-                        [Newtonsoft.Json.JsonProperty("package_name")]
-                        [System.Text.Json.Serialization.JsonPropertyName("package_name")]
-                        public string? PackageName { get; set; }
                     }
                 }
 
@@ -63,7 +28,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("h5_info")]
                 [System.Text.Json.Serialization.JsonPropertyName("h5_info")]
-                public Types.H5 H5 { get; set; } = new Types.H5();
+                public Types.H5Info H5Info { get; set; } = new Types.H5Info();
             }
         }
 

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/GetCombineTransactionByCombineOutTradeNumberResponse.cs

@@ -207,7 +207,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// </summary>
         [Newtonsoft.Json.JsonProperty("sub_orders")]
         [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
-        public Types.SubOrder[]? SubOrderList { get; set; } = default!;
+        public Types.SubOrder[]? SubOrderList { get; set; }
 
         /// <summary>
         /// 获取或设置支付者信息。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionH5Request.cs

@@ -21,7 +21,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
             {
                 public static new class Types
                 {
-                    public class H5
+                    public class H5Info
                     {
                         /// <summary>
                         /// 获取或设置场景类型。
@@ -66,7 +66,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("h5_info")]
                 [System.Text.Json.Serialization.JsonPropertyName("h5_info")]
-                public Types.H5 H5 { get; set; } = new Types.H5();
+                public Types.H5Info H5Info { get; set; } = new Types.H5Info();
             }
 
             public class Settlement : CreatePayTransactionAppRequest.Types.Settlement

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Ecommerce/CombinePAPay/GetEcommerceCombinePAPayTransactionByCombineOutTradeNumberResponse.cs

@@ -55,7 +55,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// </summary>
         [Newtonsoft.Json.JsonProperty("sub_orders")]
         [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
-        public Types.SubOrder[]? SubOrderList { get; set; } = default!;
+        public Types.SubOrder[]? SubOrderList { get; set; }
 
         /// <summary>
         /// 获取或设置支付者信息。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/CloseRepaymentPartnerCombineTransactionRequest.cs

@@ -0,0 +1,51 @@
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no}/close 接口的请求。</para>
+    /// </summary>
+    public class CloseRepaymentPartnerCombineTransactionRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class SubOrder
+            {
+                /// <summary>
+                /// 获取或设置子单微信商户号。如果不指定将使用还款单微信商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+                public string? MerchantId { get; set; }
+
+                /// <summary>
+                /// 获取或设置子单子商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sub_mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+                public string? SubMerchantId { get; set; }
+
+                /// <summary>
+                /// 获取或设置子单商户订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_trade_no")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+                public string OutTradeNumber { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置还款单商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string CombineOutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子单列表。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_orders")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
+        public IList<Types.SubOrder> SubOrderList { get; set; } = new List<Types.SubOrder>();
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/CloseRepaymentPartnerCombineTransactionResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no}/close 接口的响应。</para>
+    /// </summary>
+    public class CloseRepaymentPartnerCombineTransactionResponse : WechatTenpayResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/CreateRepaymentPartnerCombineTransactionRequest.cs

@@ -0,0 +1,179 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /repayment/combine-transactions/partner/prepay 接口的请求。</para>
+    /// </summary>
+    public class CreateRepaymentPartnerCombineTransactionRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class SubOrder
+            {
+                public static class Types
+                {
+                    public class Amount : CreateCombineTransactionAppRequest.Types.SubOrder.Types.Amount
+                    {
+                    }
+
+                    public class Settlement : CreateCombineTransactionAppRequest.Types.SubOrder.Types.Settlement
+                    {
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置子单微信商户号。如果不指定将使用还款单微信商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+                public string? MerchantId { get; set; }
+
+                /// <summary>
+                /// 获取或设置子单子商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sub_mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+                public string? SubMerchantId { get; set; }
+
+                /// <summary>
+                /// 获取或设置附加数据。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("attach")]
+                [System.Text.Json.Serialization.JsonPropertyName("attach")]
+                public string? Attachment { get; set; }
+
+                /// <summary>
+                /// 获取或设置商品描述。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("description")]
+                [System.Text.Json.Serialization.JsonPropertyName("description")]
+                public string Description { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置子单商户订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_trade_no")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+                public string OutTradeNumber { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置金额信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("amount")]
+                public Types.Amount Amount { get; set; } = new Types.Amount();
+
+                /// <summary>
+                /// 获取或设置结算信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("settle_info")]
+                [System.Text.Json.Serialization.JsonPropertyName("settle_info")]
+                public Types.Settlement? Settlement { get; set; }
+            }
+
+            public class AppInfo
+            {
+                /// <summary>
+                /// 获取或设置还款商户 AppId。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("combine_appid")]
+                [System.Text.Json.Serialization.JsonPropertyName("combine_appid")]
+                public string CombineAppId { get; set; } = string.Empty;
+            }
+
+            public class H5Info : CreateCombineTransactionH5Request.Types.Scene.Types.H5Info
+            {
+                /// <summary>
+                /// 获取或设置还款商户 AppId。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("combine_appid")]
+                [System.Text.Json.Serialization.JsonPropertyName("combine_appid")]
+                public string CombineAppId { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置用户终端 IP。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("payer_client_ip")]
+                [System.Text.Json.Serialization.JsonPropertyName("payer_client_ip")]
+                public string ClientIp { get; set; } = string.Empty;
+            }
+
+            public class MiniProgramInfo
+            {
+                /// <summary>
+                /// 获取或设置还款商户 AppId。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("combine_appid")]
+                [System.Text.Json.Serialization.JsonPropertyName("combine_appid")]
+                public string CombineAppId { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置用户 OpenId。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("openid")]
+                public string OpenId { get; set; } = string.Empty;
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置还款单发起方的微信商户号。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("combine_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_mchid")]
+        public string? CombineMerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置还款商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_out_trade_no")]
+        public string CombineOutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.Rfc3339DateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.Rfc3339DateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置子单列表。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_orders")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
+        public IList<Types.SubOrder> SubOrderList { get; set; } = new List<Types.SubOrder>();
+
+        /// <summary>
+        /// 获取或设置 App 支付场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("app_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("app_info")]
+        public Types.AppInfo? AppInfo { get; set; }
+
+        /// <summary>
+        /// 获取或设置 H5 支付场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("h5_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("h5_info")]
+        public Types.H5Info? H5Info { get; set; }
+
+        /// <summary>
+        /// 获取或设置小程序支付场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("miniprogram_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("miniprogram_info")]
+        public Types.MiniProgramInfo? MiniProgramInfo { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/CreateRepaymentPartnerCombineTransactionResponse.cs

@@ -0,0 +1,22 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /repayment/combine-transactions/partner/prepay 接口的响应。</para>
+    /// </summary>
+    public class CreateRepaymentPartnerCombineTransactionResponse : WechatTenpayResponse
+    {
+        /// <summary>
+        /// 获取或设置预支付交易会话标识。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("prepay_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("prepay_id")]
+        public string? PrepayId { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付跳转链接。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("h5_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("h5_url")]
+        public string? H5Url { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/GetRepaymentPartnerCombineTransactionByOutTradeNumberRequest.cs

@@ -0,0 +1,15 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no} 接口的请求。</para>
+    /// </summary>
+    public class GetRepaymentPartnerCombineTransactionByOutTradeNumberRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置还款商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string CombineOutTradeNumber { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/Repayment/GetRepaymentPartnerCombineTransactionByOutTradeNumberResponse.cs

@@ -0,0 +1,141 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /repayment/combine-transactions/partner/out-trade-no/{combine_out_trade_no} 接口的响应。</para>
+    /// </summary>
+    public class GetRepaymentPartnerCombineTransactionByOutTradeNumberResponse : WechatTenpayResponse
+    {
+        public static class Types
+        {
+            public class SubOrder
+            {
+                public static class Types
+                {
+                    public class Amount : GetCombineTransactionByCombineOutTradeNumberResponse.Types.SubOrder.Types.Amount
+                    {
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置子单微信商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+                public string MerchantId { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置子单子商户号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sub_mchid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+                public string? SubMerchantId { get; set; }
+
+                /// <summary>
+                /// 获取或设置子单商户订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("out_trade_no")]
+                [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+                public string OutTradeNumber { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置子单微信订单号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("transaction_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("transaction_id")]
+                public string TransactionId { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置交易类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("trade_type")]
+                [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+                public string TradeType { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置交易状态。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("trade_state")]
+                [System.Text.Json.Serialization.JsonPropertyName("trade_state")]
+                public string TradeState { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置付款银行类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("bank_type")]
+                [System.Text.Json.Serialization.JsonPropertyName("bank_type")]
+                public string? BankType { get; set; }
+
+                /// <summary>
+                /// 获取或设置附加数据。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("attach")]
+                [System.Text.Json.Serialization.JsonPropertyName("attach")]
+                public string Attachment { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置支付完成时间。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("success_time")]
+                [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.Rfc3339DateTimeOffsetConverter))]
+                [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+                [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.Rfc3339DateTimeOffsetConverter))]
+                public DateTimeOffset? SuccessTime { get; set; }
+
+                /// <summary>
+                /// 获取或设置金额信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("amount")]
+                public Types.Amount Amount { get; set; } = default!;
+            }
+
+            public class Payer : GetCombineTransactionByCombineOutTradeNumberResponse.Types.Payer
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置还款单发起方的微信商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_mchid")]
+        public string CombineMerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置还款服务商 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_appid")]
+        public string CombineAppId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置还款商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_out_trade_no")]
+        public string CombineOutTradeNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信支付订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("combine_transaction_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("combine_transaction_id")]
+        public string CombineTransactionId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置子单列表。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_orders")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_orders")]
+        public Types.SubOrder[]? SubOrderList { get; set; }
+
+        /// <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; }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/Repayment/CloseRepaymentPartnerCombineTransactionRequest.json

@@ -0,0 +1,9 @@
+{
+    "sub_orders": [
+        {
+            "mchid": "1900000109",
+            "out_trade_no": "20150806125346",
+            "sub_mchid": "1230000109"
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/Repayment/CreateRepaymentPartnerCombineTransactionRequest.json

@@ -0,0 +1,39 @@
+{
+    "combine_out_trade_no": "1217752501201407033233368018",
+    "combine_mchid": "1230000109",
+    "sub_orders": [
+        {
+            "mchid": "1230000109",
+            "sub_mchid": "1900000109",
+            "out_trade_no": "20150806125346",
+            "amount": {
+                "total_amount": 10,
+                "currency": "CNY"
+            },
+            "attach": "深圳分店",
+            "description": "某某放心借",
+            "settle_info": {
+                "profit_sharing": false,
+                "subsidy_amount": 10
+            }
+        }
+    ],
+    "time_expire": "2018-06-08T10:34:56+08:00",
+    "notify_url": "https://yourapp.com/notify",
+    "h5_info": {
+        "combine_appid": "wxd678efh567hg6787",
+        "payer_client_ip": "14.23.150.211",
+        "type": "iOS",
+        "app_name": "王者荣耀",
+        "app_url": "https://pay.qq.com",
+        "bundle_id": "com.tencent.wzryiOS",
+        "package_name": "com.tencent.tmgp.sgame"
+    },
+    "app_info": {
+        "combine_appid": "wxd678efh567hg6787"
+    },
+    "miniprogram_info": {
+        "combine_appid": "wxd678efh567hg6787",
+        "openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o\t"
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/Repayment/CreateRepaymentPartnerCombineTransactionResponse.json

@@ -0,0 +1,4 @@
+{
+    "prepay_id": "wx201410272009395522657a690389285100",
+    "h5_url": "https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx2016121516420242444321ca0631331346&package=1405458241"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/Repayment/GetRepaymentPartnerCombineTransactionByOutTradeNumberResponse.json

@@ -0,0 +1,28 @@
+{
+    "combine_appid": "wxd678efh567hg6787",
+    "combine_mchid": "1230000109",
+    "combine_out_trade_no": "P20150806125346",
+    "combine_transaction_id": "1217752501201407033233368018",
+    "combine_payer_info": {
+        "openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o\t"
+    },
+    "sub_orders": [
+        {
+            "mchid": "1900000109",
+            "sub_mchid": "1230000109",
+            "out_trade_no": "20150806125346",
+            "transaction_id": "1009660380201506130728806387",
+            "trade_type": "JSAPI",
+            "trade_state": "SUCCESS",
+            "bank_type": "CMC",
+            "attach": "深圳分店",
+            "success_time": "2015-05-20T13:29:35.120+08:00",
+            "amount": {
+                "total_amount": 10,
+                "payer_amount": 10,
+                "currency": "CNY",
+                "payer_currency": "CNY"
+            }
+        }
+    ]
+}