feat(tenpayv3): 新增电商订单实名信息校验接口

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

@@ -0,0 +1,37 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    public static class WechatTenpayClientExecuteRealNameExtensions
+    {
+        /// <summary>
+        /// <para>异步调用 [GET] /realname/verify 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4013735179 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetRealNameVerificationResponse> ExecuteGetRealNameVerificationAsync(this WechatTenpayClient client, Models.GetRealNameVerificationRequest 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, "realname", "verify")
+                .SetQueryParam("credential_type", request.CredentialType)
+                .SetQueryParam("encrypted_credential_id", request.CredentialId)
+                .SetQueryParam("encrypted_name", request.CredentialName)
+                .SetQueryParam("wxp_trade_no", request.TransactionId);
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.GetRealNameVerificationResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+    }
+}