.NET C#支付宝条码支付接口详解

支付宝条码支付接口使用，供大家参考，具体内容如下

应用场景实例

收银员使用扫码设备读取用户支付宝钱包“付款码”后，将二维码或条码信息通过本接口上送至支付宝发起支付。

SDK下载

支付宝提供3种开发语言的SDK，选择自己的开发语言下载，项目中会有很多示例。本文选择.NET2010版本。

将SDK项目中的AopSdk.dll文件引用到自己的项目中。

支付类代码

简略版数据需自行获取　

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public class ToAlipayBLL

{

private static readonly ToAlipayDAL dal = new ToAlipayDAL();

static IAopClient client = null;

public static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)

{

//直接确认，否则打不开

return true;

}

/// <summary>

/// 支付宝条码支付

/// </summary>

/// <param name="osaleh_osalehID"></param>

/// <param name="txtPaymentCode">付款码</param>

/// <param name="orderType"></param>

/// <param name="user"></param>

/// <returns></returns>

public static ResponseDTO GetAlipayRequestExecute(string osaleh_osalehID, string str_osaled_osaledID, string txtPaymentCode, string orderType, UsersEntity user)

{

ResponseDTO resp = new ResponseDTO();

try

{

//请根据实际请求需要biz_content参数

#region biz_content参数

OrderListModel orderList = new OrderListModel();

List<ProductDetailModel> goodsList = new List<ProductDetailModel>();

StringBuilder param = new StringBuilder();

//商户订单号

string out_trade_no = System.DateTime.Now.ToString("yyyyMMddHHmmss") + "0000" + osaleh_osalehID; //商户唯一订单号

orderList.out_trade_no = out_trade_no;

//支付场景

orderList.scene = "bar_code";

//支付授权码

orderList.auth_code = txtPaymentCode;

//卖家支付宝用户ID

orderList.seller_id = "";

//订单总金额

//orderList.total_amount = osaled_amount.ToString("#0.00");

//商品明细

string goodsName = string.Empty;

bool IsFlag = true;

foreach (var item in OsaledList)

{

ProductDetailModel detailModel = new ProductDetailModel();

detailModel.goods_id = "0";

detailModel.goods_name = "default";

detailModel.quantity = ((int)item.osaled_qty).ToString();

detailModel.price = item.osaled_amount.ToString("#0.00");

detailModel.goods_category = "";

goodsList.Add(detailModel);

}

orderList.goods_detail = goodsList;

//订单标题

orderList.subject = goodsName;

//订单描述

orderList.body = "";

//商户操作员编号

orderList.operator_id = user.user_employeeNo;

//商户门店编号

orderList.store_id = "";

//支付宝店铺编号

orderList.alipay_store_id = "";

//机具终端编号

orderList.terminal_id = "";

//支付超时时间

string expire_time = System.DateTime.Now.AddMinutes(30).ToString("yyyy-MM-dd HH:mm:ss");

orderList.time_expire = expire_time;

#endregion biz_content参数

string biz_content = FormatToJson.Serialize(orderList);

StoreEntity store = StoreBLL.GetStoreEntityByStore_Code(user.user_company);

//开发者的AppId

string alipay_appId = "";

ConfigHelper.alipay_merchant_private_key = string.Format(ConfigHelper.alipay_merchant_private_key, store.Area_Code);

ConfigHelper.alipay_public_key = string.Format(ConfigHelper.alipay_public_key, store.Area_Code);

ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);

client = new DefaultAopClient(ConfigHelper.alipay_serverUrl, alipay_appId, ConfigHelper.alipay_merchant_private_key, "json", ConfigHelper.alipay_version,

ConfigHelper.alipay_sign_type, ConfigHelper.alipay_public_key, ConfigHelper.alipay_charset);

AlipayTradePayResponse payResponse = Pay(biz_content);

string result = payResponse.Body;

if (payResponse != null)

{

switch (payResponse.Code)

{

case ToAlipayResultCode.SUCCESS://支付成功

//业务处理

resp.Message = "支付成功";

resp.Status = true;

break;

case ToAlipayResultCode.INRROCESS://业务处理中

StringBuilder sb1 = new StringBuilder();

sb1.Append("{\\"out_trade_no\\":\\"" + out_trade_no + "\\"}");

//调用查询接口需要进行轮询订单支付结果

AlipayTradeQueryResponse queryResponse = LoopQuery(sb1.ToString()); //用订单号trade_no进行轮询也是可以的。

if (queryResponse != null)

{

if (queryResponse.Code == ToAlipayResultCode.SUCCESS)

{

//支付成功或交易结束

if (queryResponse.TradeStatus == "TRADE_SUCCESS" || queryResponse.TradeStatus == "TRADE_FINISHED")

{

//业务处理

resp.Message = "支付成功";

resp.Status = true;

}

else

{

//支付超时

resp.Message = "支付超时";

resp.Status = false;

}

else

{

//支付失败

resp.Message = "支付失败，错误代码：" + queryResponse.SubCode + "。描述：" + queryResponse.SubMsg;

resp.Status = false;

}

break;

case ToAlipayResultCode.FAIL:

StringBuilder sb2 = new StringBuilder();

sb2.Append("{\\"out_trade_no\\":\\"" + out_trade_no + "\\"}");

AlipayTradeCancelResponse cancelResponse = Cancel(sb2.ToString());

if (!string.IsNullOrEmpty(cancelResponse.SubCode))

{

resp.Message = "支付失败，错误代码：" + cancelResponse.SubCode + "。描述：" + cancelResponse.SubMsg;

}

else

{

resp.Message = "支付失败，错误代码：" + payResponse.SubCode + "。描述：" + payResponse.SubMsg;

}

//支付失败

resp.Status = false;

break;

}

else

{

resp.Message = "操作失败，未查询到订单信息，请联系管理员！";

resp.Status = false;

}

catch (Exception ex)

{

ExceptionLog.ToAlipayLog(ex.Message);//记录日志

resp.Message = ex.Message;

resp.Status = false;

}

return resp;

}

private static AlipayTradePayResponse Pay(string biz_content)

{

AlipayTradePayRequest payRequst = new AlipayTradePayRequest();

payRequst.BizContent = biz_content;

AlipayTradePayResponse payResponse = client.Execute(payRequst);

return payResponse;

}

private static AlipayTradeCancelResponse Cancel(string biz_content)

{

AlipayTradeCancelRequest cancelRequest = new AlipayTradeCancelRequest();

cancelRequest.BizContent = biz_content;

AlipayTradeCancelResponse cancelResponse = client.Execute(cancelRequest);

if (null != cancelResponse)

{

if (cancelResponse.Code == ToAlipayResultCode.FAIL && cancelResponse.RetryFlag == "Y")

{

// 新开一个线程重试撤销

ParameterizedThreadStart ParStart = new ParameterizedThreadStart(cancelOrderRetry);

Thread myThread = new Thread(ParStart);

object o = biz_content;

myThread.Start(o);

}

return cancelResponse;

}

private static void cancelOrderRetry(object o)

{

int retryCount = 10;

for (int i = 0; i < retryCount; ++i)

{

Thread.Sleep(5000);

AlipayTradeCancelRequest cancelRequest = new AlipayTradeCancelRequest();

cancelRequest.BizContent = o.ToString();

AlipayTradeCancelResponse cancelResponse = client.Execute(cancelRequest);

if (null != cancelResponse)

{

if (cancelResponse.Code == ToAlipayResultCode.FAIL)

{

if (cancelResponse.RetryFlag == "N")

{

break;

}

if ((cancelResponse.Code == ToAlipayResultCode.SUCCESS))

{

break;

}

private static AlipayTradeQueryResponse LoopQuery(string biz_content)

{

AlipayTradeQueryRequest payRequst = new AlipayTradeQueryRequest();

payRequst.BizContent = biz_content;

Dictionary<string, string> paramsDict = (Dictionary<string, string>)payRequst.GetParameters();

AlipayTradeQueryResponse payResponse = null;

for (int i = 1; i <= 6; i++)

{

Thread.Sleep(5000);

payResponse = client.Execute(payRequst);

if (string.Compare(payResponse.Code, ToAlipayResultCode.SUCCESS, false) == 0)

{

if (payResponse.TradeStatus == "TRADE_FINISHED"

|| payResponse.TradeStatus == "TRADE_SUCCESS"

|| payResponse.TradeStatus == "TRADE_CLOSED")

// return payResponse;

break;

}

//未付款交易超时或等待超时。

if (payResponse.Code == ToAlipayResultCode.FAIL || payResponse.TradeStatus == "TRADE_CLOSED" || payResponse.TradeStatus == "WAIT_BUYER_PAY")

{

//撤销订单

StringBuilder param = new StringBuilder();

param.Append("{\\"out_trade_no\\":\\"" + payResponse.OutTradeNo + "\\"}");

biz_content = param.ToString();

Cancel(biz_content);

}

return payResponse;

}

前端效果图