2021-05-10 15:30:00 +08:00
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# SKIT.FlurlHttpClient.Wechat.TenpayV3
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2021-06-12 18:17:57 +08:00
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基于 `Flurl.Http` 的[微信商户平台](https://pay.weixin.qq.com/) API v3 版客户端。
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2021-05-10 15:30:00 +08:00
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---
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2021-05-12 01:06:19 +08:00
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## 功能
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2021-05-10 15:30:00 +08:00
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- 基于微信支付 v3 版 API 封装。
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- 支持直连商户、服务商两种模式。
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- 请求时自动生成签名,无需开发者手动干预。
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2021-06-07 00:32:04 +08:00
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- 提供了微信支付所需的 RSA、AES、SHA-256 等算法工具类。
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2021-05-10 15:30:00 +08:00
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2021-11-26 03:16:08 +08:00
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- 提供了生成调起支付签名、加密请求中敏感数据、解密响应中敏感数据、解析回调通知事件敏感数据等扩展方法。
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2021-05-10 15:30:00 +08:00
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---
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2021-05-12 01:06:19 +08:00
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## 基础用法
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2021-05-10 15:30:00 +08:00
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### 安装:
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2021-05-12 18:20:52 +08:00
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提示:如果你使用 Visual Studio NuGet 管理器图形化界面,请在搜索结果中勾选“**包括预发行版**”。
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2021-05-10 15:30:00 +08:00
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```shell
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# 通过 NuGet 安装
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> Install-Package SKIT.FlurlHttpClient.Wechat.TenpayV3
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# 通过 dotnet-tools 安装
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> dotnet add package SKIT.FlurlHttpClient.Wechat.TenpayV3
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```
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### 初始化:
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```csharp
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using SKIT.FlurlHttpClient.Wechat;
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using SKIT.FlurlHttpClient.Wechat.TenpayV3;
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using SKIT.FlurlHttpClient.Wechat.TenpayV3.Settings;
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2021-11-29 12:14:42 +08:00
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var manager = new InMemoryCertificateManager();
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var options = new WechatTenpayClientOptions()
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{
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MerchantId = "微信商户号",
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MerchantV3Secret = "微信商户 v3 API 密钥",
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2022-01-21 14:51:30 +08:00
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MerchantCertificateSerialNumber = "微信商户证书序列号",
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MerchantCertificatePrivateKey = "-----BEGIN PRIVATE KEY-----微信商户证书私钥,即 `apiclient_key.pem` 文件内容-----END PRIVATE KEY-----",
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PlatformCertificateManager = manager // 证书管理器的具体用法请参阅下文的高级技巧与加密、验签有关的章节
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};
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var client = new WechatTenpayClient(options);
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```
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### 请求 & 响应:
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```csharp
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using SKIT.FlurlHttpClient.Wechat.TenpayV3;
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using SKIT.FlurlHttpClient.Wechat.TenpayV3.Models;
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2021-07-14 10:25:11 +08:00
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/* 以 JSAPI 统一下单接口为例 */
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var request = new CreatePayTransactionJsapiRequest()
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{
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OutTradeNumber = "商户订单号",
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AppId = "微信 AppId",
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Description = "订单描述",
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ExpireTime = DateTimeOffset.Now.AddMinutes(15),
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NotifyUrl = "https://example.com",
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Amount = new Models.CreatePayTransactionJsapiRequest.Types.Amount()
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{
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Total = 1
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},
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Payer = new Models.CreatePayTransactionJsapiRequest.Types.Payer()
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{
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OpenId = "微信 OpenId"
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}
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};
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var response = await client.ExecuteCreatePayTransactionJsapiAsync(request);
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2021-07-11 00:57:32 +08:00
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if (response.IsSuccessful())
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{
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Console.WriteLine("PrepayId:" + response.PrepayId);
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}
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else
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{
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Console.WriteLine("错误代码:" + response.ErrorCode);
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Console.WriteLine("错误描述:" + response.ErrorMessage);
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}
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```
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---
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## 高级技巧
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2022-01-21 14:51:30 +08:00
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- [如何查看商户证书序列号?](./Advanced_MerchantCertificateSerialNumber.md)
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2021-05-10 15:30:00 +08:00
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2021-05-28 19:27:50 +08:00
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- [如何快速找到需要调用的 API 模型类名 / 方法名(附完整 API 对照表)?](./Advanced_ModelDefinition.md)
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2021-05-10 15:30:00 +08:00
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- [如何在 ASP.NET Core 中与 `IHttpClientFactory` 集成?](./Advanced_IHttpClientFactory.md)
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- [如何指定 JSON 序列化器?](./Advanced_JsonSerializer.md)
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2021-06-17 19:43:20 +08:00
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- [如何使用拦截器?](./Advanced_Interceptor.md)
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2021-11-26 02:59:02 +08:00
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- [如何加密请求中的敏感数据?](./Advanced_RequestSensitiveDataEncryption.md)
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2021-11-25 21:15:54 +08:00
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2021-11-26 02:59:02 +08:00
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- [如何解密响应中的敏感数据?](./Advanced_ResponseSensitiveDataDecryption.md)
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2021-05-10 15:30:00 +08:00
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2021-11-29 12:14:42 +08:00
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- [如何验证响应签名?](./Advanced_ResponseSignatureVerification.md)
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2021-07-20 15:35:04 +08:00
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2021-11-26 02:59:02 +08:00
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- [如何解密回调通知事件中的敏感数据?](./Advanced_EventResourceDecryption.md)
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2021-05-10 15:30:00 +08:00
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2021-11-29 12:14:42 +08:00
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- [如何验证回调通知事件签名?](./Advanced_EventSignatureVerification.md)
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2021-05-10 15:30:00 +08:00
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- [如何生成客户端调起支付时所需的参数及签名?](./Advanced_Payment.md)
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2021-07-27 20:26:41 +08:00
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- [如何扩展额外的 API?](./Advanced_Extensions.md)
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2021-07-31 23:08:11 +08:00
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---
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## 示例项目
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为方便开发者快速掌握本库的使用方法,这里提供一个示例项目以供参考。
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请阅读[《示例项目说明》](./Sample.md)。
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