public async Task <T> ExecuteAsync <T>(IWeChatPayCertificateRequest <T> request) where T : WeChatPayResponse
{
try
{
var signType = true; // ture:MD5，false:HMAC-SHA256
var excludeSignType = true;
if (CertificateClient == null)
{
throw new ArgumentNullException(nameof(Options.Certificate));
}
// 字典排序
var sortedTxtParams = new WeChatPayDictionary(request.GetParameters());
if (request is WeChatPayTransfersRequest)
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(mch_appid)))
{
sortedTxtParams.Add(mch_appid, Options.AppId);
}
sortedTxtParams.Add(mchid, Options.MchId);
}
else if (request is WeChatPayGetPublicKeyRequest)
{
sortedTxtParams.Add(mch_id, Options.MchId);
sortedTxtParams.Add(sign_type, "MD5");
excludeSignType = false;
}
else if (request is WeChatPayPayBankRequest)
{
if (PublicKey == null)
{
throw new ArgumentNullException(nameof(Options.RsaPublicKey));
}
var no = RSA_ECB_OAEPWithSHA1AndMGF1Padding.Encrypt(sortedTxtParams.GetValue(enc_bank_no), PublicKey);
sortedTxtParams.SetValue(enc_bank_no, no);
var name = RSA_ECB_OAEPWithSHA1AndMGF1Padding.Encrypt(sortedTxtParams.GetValue(enc_true_name), PublicKey);
sortedTxtParams.SetValue(enc_true_name, name);
sortedTxtParams.Add(mch_id, Options.MchId);
sortedTxtParams.Add(sign_type, "MD5");
}
else if (request is WeChatPayQueryBankRequest)
{
sortedTxtParams.Add(mch_id, Options.MchId);
sortedTxtParams.Add(sign_type, "MD5");
}
else if (request is WeChatPayGetTransferInfoRequest)
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(appid)))
{
sortedTxtParams.Add(appid, Options.AppId);
}
sortedTxtParams.Add(mch_id, Options.MchId);
sortedTxtParams.Add(sign_type, "MD5");
}
else if (request is WeChatPayDownloadFundFlowRequest)
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(appid)))
{
sortedTxtParams.Add(appid, Options.AppId);
}
sortedTxtParams.Add(mch_id, Options.MchId);
signType = false; // HMAC-SHA256
}
else if (request is WeChatPayRefundRequest)
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(appid)))
{
sortedTxtParams.Add(appid, Options.AppId);
}
sortedTxtParams.Add(notify_url, Options.RefundNotifyUrl);
sortedTxtParams.Add(mch_id, Options.MchId);
}
else if (request is WeChatPaySendRedPackRequest || request is WeChatPaySendGroupRedPackRequest)
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(wxappid)))
{
sortedTxtParams.Add(wxappid, Options.AppId);
}
sortedTxtParams.Add(mch_id, Options.MchId);
}
else // 其他接口
{
if (string.IsNullOrEmpty(sortedTxtParams.GetValue(appid)))
{
sortedTxtParams.Add(appid, Options.AppId);
}
sortedTxtParams.Add(mch_id, Options.MchId);
}
sortedTxtParams.Add(nonce_str, Guid.NewGuid().ToString("N"));
sortedTxtParams.Add(sign, WeChatPaySignature.SignWithKey(sortedTxtParams, Options.Key, signType, excludeSignType));
var content = HttpClientEx.BuildContent(sortedTxtParams);
logger.LogInformation($"{DateTime.Now} content:{content}");
logger.LogInformation($"{DateTime.Now} GetRequestUrl:{request.GetRequestUrl()}");
var body = await CertificateClient.DoPostAsync(request.GetRequestUrl(), content);
logger.LogInformation($"{DateTime.Now} body:{body}");
var parser = new WeChatPayXmlParser <T>();
var rsp = parser.Parse(body);
CheckResponseSign(rsp, signType, excludeSignType);
return(rsp);
}
catch (Exception ex)
{
logger.LogInformation($"{DateTime.Now} ExecuteAsync6666:{ex.Message}", ex.Message);
return(null);
}
}
