using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;namespace Alipay.PCPayment
{public class Config{// 应用ID,您的APPID 沙箱public static string AppId= "2016********3";/// <summary>/// 合作商户uid 沙箱/// </summary>public static string Uid= "208**********2";// 支付宝网关 沙箱地址public static string Gatewayurl="https://openapi.alipaydev.com/gateway.do";// 支付宝网关 生产地址// public static string Gatewayurl = "https://openapi.alipay.com/gateway.do";/// <summary>/// 异步通知 处理支付宝接口通知返回 获取是否是支付宝服务器发来的请求的验证结果/// </summary>/// <param name="notifyId">通知验证ID</param>/// <returns>验证结果</returns>public static async Task<string> VerifyNotifyAsync(string notifyId){return await SendAsync(Uid, notifyId);}/// <summary>///  //支付宝消息验证地址/// </summary>private const string API_URL = "https://mapi.alipay.com/gateway.do?service=notify_verify&";/// <summary>/// 获取是否是支付宝服务器发来的请求的验证结果/// </summary>/// <param name="partner">partner 合作身份ID</param>/// <param name="notify_id">通知验证ID</param>/// <returns>验证结果</returns>public static async Task<string> SendAsync(string partner, string notify_id){string strResult;string verifyUrl = API_URL + "partner=" + partner + "&notify_id=" + notify_id;//获取远程服务器ATN结果，验证是否是支付宝服务器发来的请求try{using (var client = new HttpClient()){//client.Timeout = 120000;var response = await client.GetAsync(verifyUrl);if (response.IsSuccessStatusCode){byte[] data = await response.Content.ReadAsByteArrayAsync();Encoding.UTF8.GetString(data);return strResult= "true";}}}catch (Exception exp){strResult = "错误信息：" + exp.Message;}return string.Empty;} public static ContentResult Response_Success(string msg = null)        {            return new ContentResult            {                Content = msg ?? "success"            };        }        public static ContentResult ResponseFail(string msg = null)        {            return new ContentResult            {                Content = msg ?? "fail"            };        }
}}

using System;
using System.Collections.Generic;
using Alipay.AopSdk.AspnetCore;
using Alipay.AopSdk.Core;
using Alipay.AopSdk.Core.Domain;
using Alipay.AopSdk.Core.Request;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Threading.Tasks;
using Alipay.Demo.PCPayment.Interfaces;
using Microsoft.Extensions.Logging;
namespace Alipay.PCPayment.Controllers
{   /// <summary>/// PC网站支付/// </summary>public class PayController : Controller{private readonly IAlipayService _alipayService;private readonly IAccounts _IAccounts;private readonly ILogger _logger;public PayController(IAlipayService alipayService,  ILogger<PayController> logger){_alipayService = alipayService;_logger = logger;}//_alipayService.Execute();#region 发起支付public IActionResult Index(){return View();}/// <summary>/// 发起支付请求/// </summary>/// <param name="tradeno">外部订单号，商户网站订单系统中唯一的订单号</param>/// <param name="subject">订单名称</param>/// <param name="totalAmout">付款金额</param>/// <param name="itemBody">商品描述</param>/// <returns></returns>
        [HttpPost]public void PayRequest(string tradeno, string subject, string totalAmout, string itemBody){   //    DefaultAopClient client = new DefaultAopClient(Config.Gatewayurl, Config.AppId, Config.PrivateKey, "json", "2.0",//Config.SignType, Config.AlipayPublicKey, Config.CharSet, false);// 组装业务参数modelAlipayTradePagePayModel model = new AlipayTradePagePayModel{Body = itemBody,Subject = subject,TotalAmount = totalAmout,OutTradeNo = tradeno,ProductCode = "FAST_INSTANT_TRADE_PAY"};AlipayTradePagePayRequest request = new AlipayTradePagePayRequest();// 设置同步回调地址 可以是调试模式地址 并非公网或域名地址 Pay走的是控制器的request.SetReturnUrl("http://190.120.120.01:110/Pay/Callback");// 设置异步通知接收地址 必须是公网或域名地址 Pay走的是控制器的方法request.SetNotifyUrl("http://50.200.50.10:110/Pay/AlipayNotify");// 将业务model载入到request
            request.SetBizModel(model);var response = _alipayService.SdkExecute(request);Console.WriteLine($"订单支付发起成功，订单号：{tradeno}");//跳转支付宝支付 支付网关地址Response.Redirect(Config.Gatewayurl + "?" + response.Body);}#endregion支付异步回调通知 使用异步通知来获取支付结果，异步通知即支付宝主动请求我们提供的地址，我们根据请求数据来校验，获取支付结果。#region 支付异步回调通知/// <summary>/// 异步通知即支付宝主动请求我们提供的地址，我们根据请求数据来校验，获取支付结果。/// 支付异步回调通知 需配置域名 因为是支付宝主动post请求这个action 所以要通过域名访问或者公网ip/// </summary>//public  async Task<IActionResult> AlipayNotify([FromForm]Dictionary<string,string> NotifyArray)public async Task<IActionResult> AlipayNotify(){/* 实际验证过程建议商户添加以下校验。1、商户需要验证该通知数据中的out_trade_no是否为商户系统中创建的订单号，2、判断total_amount是否确实为该订单的实际金额（即商户订单创建时的金额），3、校验通知中的seller_id（或者seller_email) 是否为out_trade_no这笔单据的对应的操作方（有的时候，一个商户可能有多个seller_id/seller_email）*/Dictionary<string, string> NotifyArray = GetRequestPost();//通知验证IDstring notifyId = NotifyArray["notify_id"];try{ if (NotifyArray.Count != 0){   //验签以及验证合作伙伴IDbool flag = _alipayService.RSACheckV1(NotifyArray);if (await Config.VerifyNotifyAsync(notifyId) == "true" && flag){//交易状态if (NotifyArray["trade_status"] == "TRADE_FINISHED" ||NotifyArray["trade_status"] == "TRADE_SUCCESS"){if (NotifyArray["app_id"] == Config.AppId){  // 修改支付信息以及状态//return await UpdateAliPayAsyn(NotifyArray);
                        }}await Response.WriteAsync("success");}else{await Response.WriteAsync("fail");}}}catch (Exception e){_logger.LogError("Alipay notify fail, {0}", e);}return View();//string msg = null;//return new ContentResult//{//    Content = msg ?? "fail"//};
        }/// <summary>/// 更新支付宝支付结果信息/// 判断该笔订单是否已经做过处理///如果没有做过处理，根据订单号（out_trade_no）在商户的订单系统中查到该笔订单的详细，并执行商户的业务程序///请务必判断请求时的total_amount与通知时获取的total_fee为一致的///如果有做过处理，不执行商户的业务程序/// </summary>/// <param name="dict"></param>/// <returns></returns>//private async Task<ContentResult> UpdateAliPayAsyn(Dictionary<string, string> dict)//{//    //获取支付的订单号//    string msg = null;//    var orderNO = await accountsOrder.GetOrderAsync(dict["out_trade_no"]);//    if (orderNO == null || !accountsOrder.ReadyOrderStatus(orderNO))//    {//        _logger.LogInformation("充值订单号不存在");//       //        return new ContentResult//        {//            Content = msg ?? "fail"//        };//    }//    //if (!EqualAmountAliPay(order.PayPrice, dict["total_amount"]))//    //{//    //    return AliPay.ResponseFail("订单金额不匹配");//    //}//    更新订单支付通知结果//    //if (await accountsOrder.UpdateOrderAsync(order))//    //{//    //    await accountsOrder.SaveAliPayNotifyDataAsync(dict);//    //    _logger.LogInformation("[支付宝]支付成功，系统于 " + dtStartTime.ToString() + " 接收到请求，于 " + dict["notify_time"] + " 完成处理，交易流水号：" + dict["trade_no"] + "，交易单号：" + dict["out_trade_no"], "支付宝日志");//    //    return AliPay.ResponseSuccess();//    //}//    //else//    //{//    //    _logger.LogInformation("[支付宝]订单号:" + dict["out_trade_no"] + "状态：" + dict["trade_status"], "支付宝日志");//    //    if (dict["trade_status"] == "TRADE_CLOSED")//    //    {//    //        return AliPay.ResponseSuccess();//    //    }//    //    else//    //    {    //成功//    //        if (order.PayStatus == 1)//    //        {//    //            _logger.LogInformation("[支付宝]已支付过:" + order.RechargeOrderNO, "支付宝日志");//    //            return AliPay.ResponseSuccess();//    //        }//    //        else//    //        //等待支付//    //        {//    //            _logger.LogInformation("[支付宝]未支付:" + order.RechargeOrderNO, "支付宝日志");//    //            return AliPay.ResponseFail("等待支付");//    //        }//    //    }//        return new ContentResult//        {//            Content = msg ?? "fail"//        };//    }#endregion

同步回调 同步回调即支付成功跳转回商户网站

        #region 支付同步回调/// <summary>/// 支付同步回调  同步回调即支付成功跳转回商户网站/// </summary>
        [HttpGet]public  IActionResult  Callback(){/* 实际验证过程建议商户添加以下校验。1、商户需要验证该通知数据中的out_trade_no是否为商户系统中创建的订单号，2、判断total_amount是否确实为该订单的实际金额（即商户订单创建时的金额），3、校验通知中的seller_id（或者seller_email) 是否为out_trade_no这笔单据的对应的操作方（有的时候，一个商户可能有多个seller_id/seller_email）4、验证app_id是否为该商户本身。*/Dictionary<string, string> sArray = GetRequestGet();if (sArray.Count != 0){bool flag = _alipayService.RSACheckV1(sArray);if (flag){Console.WriteLine($"同步验证通过，订单号：{sArray["out_trade_no"]}");ViewData["PayResult"] = "同步验证通过";Response.Redirect("http://190.120.120.01:110/");}else{Console.WriteLine($"同步验证失败，订单号：{sArray["out_trade_no"]}");ViewData["PayResult"] = "同步验证失败";}}return View();}#endregion#region 解析请求参数private Dictionary<string, string> GetRequestGet(){Dictionary<string, string> sArray = new Dictionary<string, string>();ICollection<string> requestItem = Request.Query.Keys;foreach (var item in requestItem){sArray.Add(item, Request.Query[item]);}return sArray;}/// <summary>/// 获取返回的请求结果/// </summary>/// <returns></returns>private Dictionary<string, string> GetRequestPost(){Dictionary<string, string> sArray = new Dictionary<string, string>();ICollection<string> requestItem = Request.Form.Keys;foreach (var item in requestItem){sArray.Add(item, Request.Form[item]);}return sArray;}#endregion    }    }
}

@{ViewData["Title"] = "PC网站支付";
}
<h2>PC网站支付</h2>
<div class="row"><div class="col-sm-12" s><form  asp-action="PayRequest" method="post" class="form-horizontal" role="form"><div class="form-group"><label for="tradeno" class="control-label col-sm-2">商户订单号：</label><div class="col-sm-10"><input type="text" name="tradeno" class="form-control" id="tradeno" value=""/></div></div><div class="form-group"><label for="subject" class="control-label col-sm-2">订单名称：</label><div class="col-sm-10"><input type="text" name="subject" class="form-control" id="subject" value="iPhone X" /></div></div><div class="form-group"><label for="totalAmout" class="control-label col-sm-2">付款金额：</label><div class="col-sm-10"><input type="number" min="0.01" name="totalAmout" class="form-control" id="totalAmout" value="99.99" /></div></div><div class="form-group"><label for="itemBody" class="control-label col-sm-2">商品描述：</label><div class="col-sm-10"><input type="text"  name="itemBody" class="form-control" id="itemBody" value="苹果手机" /></div></div><div class="form-group"><div class="col-sm-10 col-sm-offset-2"><button class="btn btn-success btn-block">付款</button><p class="help-block text-center">如果您点击“付款”按钮，即表示您同意该次的执行操作。</p></div></div></form></div></div><script>function GetDateNow() {var vNow = new Date();var sNow = "";sNow += String(vNow.getFullYear());sNow += String(vNow.getMonth() + 1);sNow += String(vNow.getDate());sNow += String(vNow.getHours());sNow += String(vNow.getMinutes());sNow += String(vNow.getSeconds());sNow += String(vNow.getMilliseconds());document.getElementById("tradeno").value =  sNow;}GetDateNow();
</script>

public class Startup{public Startup(IConfiguration configuration){Configuration = configuration;}public IConfiguration Configuration { get; }// This method gets called by the runtime. Use this method to add services to the container.public void ConfigureServices(IServiceCollection services){services.AddMvc();Console.WriteLine(Configuration["Alipay:AlipayPublicKey"]);services.AddAlipay(options =>{options.AlipayPublicKey = Configuration["Alipay:AlipayPublicKey"];options.AppId = Configuration["Alipay:AppId"];options.CharSet = Configuration["Alipay:CharSet"];options.Gatewayurl = Configuration["Alipay:Gatewayurl"];options.PrivateKey = Configuration["Alipay:PrivateKey"];options.SignType = Configuration["Alipay:SignType"];options.Uid = Configuration["Alipay:Uid"];}).AddAlipayF2F();}// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory){loggerFactory.AddConsole(Configuration.GetSection("Logging"));loggerFactory.AddDebug();if (env.IsDevelopment()){app.UseDeveloperExceptionPage();app.UseBrowserLink();}else{app.UseExceptionHandler("/Home/Error");}app.UseStaticFiles();app.UseMvc(routes =>{routes.MapRoute(name: "default",template: "{controller=Home}/{action=Index}/{id?}");});}}

{"Logging": {"IncludeScopes": false,"LogLevel": {"Default": "Error"}},"WriteTo": ["LiterateConsole",{"Name": "RollingFile","Args": { "pathFormat": "logs\\log-{Date}.txt" }}],"Alipay": {"AlipayPublicKey": "/fVCQx+B+++++HLB7K9yTNoBWBGsOsNpTiErj2wqdyOp8KVSp/5P1","AppId": "2016******03","CharSet": "UTF-8","Gatewayurl": "https://openapi.alipaydev.com/gateway.do","PrivateKey": "/eQ1ykzA5hecyw4K/+/pIFjLm/M/+/vj0gy+eqabgVUjyOLDuEc"\",": null,"SignType": "RSA2","Uid": "208********2"}
}