private async Task <UnionPayDictionary> GetParametersAsync(HttpRequest request)
{
var parameters = new UnionPayDictionary();
var form = await request.ReadFormAsync();
foreach (var iter in form)
{
parameters.Add(iter.Key, iter.Value);
}
return(parameters);
}
public async Task <T> ExecuteAsync <T>(IUnionPayRequest <T> request) where T : UnionPayResponse
{
var version = string.Empty;
if (!string.IsNullOrEmpty(request.GetApiVersion()))
{
version = request.GetApiVersion();
}
else
{
version = Options.Version;
}
var merId = Options.MerId;
if (Options.TestMode && (request is UnionPayForm05_7_FileTransferRequest || request is UnionPayForm_6_6_FileTransferRequest))
{
merId = "700000000000001";
}
var txtParams = new UnionPayDictionary(request.GetParameters())
{
{ VERSION, version },
{ ENCODING, Options.Encoding },
{ SIGNMETHOD, Options.SignMethod },
{ ACCESSTYPE, Options.AccessType },
{ MERID, merId },
};
if (request.HasEncryptCertId())
{
txtParams.Add(ENCRYPTCERTID, EncryptCertificate.certId);
}
UnionPaySignature.Sign(txtParams, SignCertificate.certId, SignCertificate.key, Options.SecureKey);
var query = HttpClientEx.BuildQuery(txtParams);
Logger?.LogTrace(0, "Request:{query}", query);
var body = await Client.DoPostAsync(request.GetRequestUrl(Options.TestMode), query);
Logger?.LogTrace(1, "Response:{content}", body);
var dic = ParseQueryString(body);
if (string.IsNullOrEmpty(body))
{
throw new Exception("sign check fail: Body is Empty!");
}
var ifValidateCNName = !Options.TestMode;
if (!UnionPaySignature.Validate(dic, RootCertificate.cert, MiddleCertificate.cert, Options.SecureKey, ifValidateCNName))
{
throw new Exception("sign check fail: check Sign and Data Fail!");
}
var parser = new UnionPayDictionaryParser <T>();
var rsp = parser.Parse(dic);
rsp.Body = body;
return(rsp);
}
