接口官方文檔 https://docs.open.alipay.com/203/107090/
首先在Nuget 安裝 Alipay
/// <summary> /// 支付寶支付 /// </summary> /// <param name="model"></param> /// <param name="configPath"></param> /// <returns></returns> public static string Alipay() { string OrderNumber = "alipay" + DateTime.Now.ToString("yyyyMMddHHmmss"); string app_id = "你的app_id"; string merchant_private_key = "你的應用私鑰"; string alipay_public_key = "你的支付寶公鑰"; string timeout_express = "30m";//訂單有效時間（分鍾） string postUrl = "https://openapi.alipay.com/gateway.do"; string sign_type = "RSA2";//加簽方式 有兩種RSA和RSA2 我這里使用的RSA2（支付寶推薦的） string version = "1.0";//固定值 不用改 string format = "json";//固定值 string Amount = "0.01";//訂單金額 string method = "QUICK_WAP_WAY";//調用接口 固定值 不用改 IAopClient client = new DefaultAopClient(postUrl, app_id, merchant_private_key, format, version, sign_type, alipay_public_key, "UTF-8", false); AlipayTradeWapPayRequest request = new AlipayTradeWapPayRequest(); request.SetNotifyUrl("支付寶后台通知的地址"); request.SetReturnUrl("支付寶前台回跳的地址"); request.BizContent = "{" + " \"body\":\"對一筆交易的具體描述信息。如果是多種商品，請將商品描述字符串累加傳給body。\"," + " \"subject\":\"商品描述\"," + " \"out_trade_no\":\"商家唯一訂單，填寫你項目里生成的唯一訂單號\"," + " \"timeout_express\":\"" + timeout_express + "\"," + " \"total_amount\":" + Amount + "," + " \"product_code\":\""+ method + "\"" + " }"; AlipayTradeWapPayResponse response = client.pageExecute(request); string form = response.Body.Substring(0, response.Body.IndexOf("<script>")); return form; }
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width" />
<title></title>
<script type="text/javascript">
function submit(){
document.forms['alipaysubmit'].submit();
}
</script>
</head>
<body>
<div>
<button onclick="submit()">支付寶支付</button>
<div id="formDiv" style="display:none;">
<!--form-->
</div>
</div>
</body>
</html>
/// <summary>
/// 支付寶異步回調專用（修改請參考相關文檔）
/// </summary>
/// <param name="notify_time">通知時間</param>
/// <param name="app_id">開發者的app_id</param>
/// <param name="charset">編碼格式</param>
/// <param name="version">接口版本</param>
/// <param name="sign_type">簽名類型</param>
/// <param name="sign">簽名</param>
/// <param name="trade_no">支付寶交易號</param>
/// <param name="out_trade_no">商戶訂單號</param>
/// <param name="buyer_id">買家支付寶用戶號</param>
/// <param name="buyer_logon_id">買家支付寶賬號</param>
/// <param name="seller_id">賣家支付寶用戶號</param>
/// <param name="seller_email">賣家支付寶賬號</param>
/// <param name="trade_status">交易狀態</param>
/// <param name="total_amount">訂單金額</param>
/// <param name="receipt_amount">實收金額</param>
/// <param name="invoice_amount">開票金額</param>
/// <param name="buyer_pay_amount">付款金額</param>
/// <param name="subject">訂單標題</param>
/// <param name="body">商品描述</param>
/// <returns></returns>
public ActionResult AlipayAsynchronousReception(DateTime notify_time, string app_id = "", string charset = "", string version = "", string sign_type = "", string sign = "", string trade_no = "",
string out_trade_no = "", string buyer_id = "", string buyer_logon_id = "", string seller_id = "", string seller_email = "", string trade_status = "", double total_amount = 0,
double receipt_amount = 0, double invoice_amount = 0, double buyer_pay_amount = 0, string subject = "", string body = "")
{
var msgStr = $@"AlipayAsynchronousReception： out_trade_no={out_trade_no},trade_no={trade_no},trade_status={trade_status},notify_time={notify_time},DateTimeNow={DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}";
new LogEntity().SetLogMessage(msgStr);
var model = new PaymentRecordModel();
model.Trade_no = trade_no;
model.Out_trade_no = out_trade_no;
model.Buyer_login_id = buyer_logon_id;
model.Seller_email = seller_email;
model.State = (int)Enum.Parse(typeof(PaymentRecordStateEnum), trade_status);
var facade = new TrainingFacade();
var result = facade.OpreationPaymentRecord(model);
if (result.IsSuccess)
{
return Json("success", JsonRequestBehavior.AllowGet);
}
else
{
return Json("fail", JsonRequestBehavior.AllowGet);
}
}