private static async Task <HttpResponseMessage> BuildHttpResponseMessage(HttpReqModel reqModel)
{
var handler = new HttpClientHandler()
{
AutomaticDecompression = DecompressionMethods.GZip
};
var reqUrl = reqModel.Url;
using (var httpClient = new HttpClient(handler)) {
var reqParams = new List <string>();
if (reqModel.ReqData != null)
{
foreach (var prop in reqModel.ReqData.GetType().GetProperties())
{
var propValue = Convert.ToString(prop.GetValue(reqModel.ReqData));
if (!String.IsNullOrEmpty(propValue))
{
reqParams.Add($"{prop.Name}={propValue}");
}
}
}
if (reqParams.Count > 0)
{
reqUrl += ("?" + String.Join("&", reqParams));
}
HttpResponseMessage rsp = null;
foreach (var pair in (reqModel.Headers ?? new Dictionary <string, string>()))
{
httpClient.DefaultRequestHeaders.Add(pair.Key, pair.Value);
}
if (String.Equals(reqModel.Method, "post", StringComparison.OrdinalIgnoreCase))
{
HttpContent postContent = null;
if (reqModel.ReqBody.GetType() == typeof(Dictionary <string, string>))
{
//form-url-encoded
postContent = new FormUrlEncodedContent(reqModel.ReqBody as Dictionary <string, string>);
}
else
{
postContent = new StringContent(JsonConvert.SerializeObject(reqModel.ReqBody ?? new { }), Encoding.UTF8, "application/json");
}
rsp = await httpClient.PostAsync(reqUrl, postContent);
}
else if (String.Equals(reqModel.Method, "get", StringComparison.OrdinalIgnoreCase))
{
rsp = await httpClient.GetAsync(reqUrl);
}
else
{
throw new BizException($"请求地址{reqModel.Url}参数有误，只支持Post 和 Get");
}
if (rsp.StatusCode != HttpStatusCode.OK)
{
throw new BizException("模拟请求失败", $"请求失败，参数{JsonConvert.SerializeObject(reqModel)}，返回{rsp.StatusCode}，Body为{await rsp.Content.ReadAsStringAsync()}");
}
return(rsp);
}
}
/// <summary>
/// 快捷支付签约
/// </summary>
/// <param name="req"></param>
/// <returns></returns>
/// <exception cref="BizException"></exception>
public async Task <ExpressContractedClientRsp> ExpressContractAsync(TypeVItem req)
{
req.NotNull("请求参数");
debugInfo.Info($"快捷签约:{req.ToJsonString()}");
req.Card.NotNull("卡信息");
req.Trade.NotNull("交易信息");
var card = req.Card;
card.Bank.NotNull("持卡人支付卡号发卡行");
card.Type.EnumValueValid("持卡人支付卡号卡类型");
card.No.NotNull("持卡人支付卡号");
card.Name.NotNull("持卡人姓名");
card.IdType.NotNull("持卡人证件类型");
card.IdNo.NotNull("持卡人证件号");
card.Phone.NotNull("持卡人手机号");
var trade = req.Trade;
trade.Type.ShouldBe("V", "交易类型");
trade.Id.NotNull("交易号");
trade.Id.NotTooLong(30, "交易号");
trade.Amount.DecimalValid("交易金额");
trade.Currency.ShouldBe("CNY", "交易币种");
var xmlData = JdHelper.GetTypeVXml(req);
var desEncrypted = JdHelper.DesEncrypt(xmlData, jdConfig.DesKey);
var sign = JdHelper.Md5(jdConfig.Version, jdConfig.Merchant, jdConfig.Terminal, desEncrypted,
jdConfig.Md5Key);
var xml = JdHelper.CreateChinaBank(jdConfig.Version, jdConfig.Merchant, jdConfig.Terminal, desEncrypted,
sign);
var base64EncodedStr = JdHelper.Base64Encode(xml);
var reqModel = new HttpReqModel()
{
Method = "post",
ReqBody = new Dictionary <string, string>()
{
{ "req", base64EncodedStr },
{ "charset", "utf-8" }
},
Url = jdConfig.FastPayUrl
};
var rspStr = await HttpHelper.GetResultAsync <string>(reqModel);
var content = rspStr.Substring(rspStr.IndexOf('=') + 1);
debugInfo.Info($"快捷签约返回原文:{rspStr}");
var rsp = await ParseExpresssContractAsync(content);
debugInfo.Info($"快捷签约解析：{rsp.ToJsonString()}");
return(rsp);
}
/// <summary>
/// 获取返回的结果
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="reqModel"></param>
/// <returns></returns>
public static async Task <T> GetResultAsync <T>(HttpReqModel reqModel) where T : class
{
var rsp = await BuildHttpResponseMessage(reqModel);
var rspString = await rsp.Content.ReadAsStringAsync();
try {
if (typeof(T) == typeof(string))
{
return(rspString as T);
}
return(JsonConvert.DeserializeObject <T>(rspString));
} catch (Exception ex) {
throw new BizException("读取对象失败", $"序列化{typeof(T)}失败，返回结果为{rspString}，异常：{ex.Message}");
}
}
/// <summary>
/// 快捷支付
/// </summary>
/// <param name="req"></param>
/// <returns></returns>
public async Task <FastPayRsp> FastPayAsync(TypeSItem req)
{
req.NotNull("请求参数");
debugInfo.Info($"快捷支付:{req.ToJsonString()}");
var trade = req.Trade;
trade.NotNull("交易参数");
trade.Notice = jdConfig.ExpressPayNotifyUrl;
trade.Type.ShouldBe("S", "交易类型应为S");
trade.Id.NotNull("交易号");
trade.Amount.LongValid("金额");
trade.Code.NotNull("交易验证码");
trade.Currency.NotNull("交易币种");
var card = req.Card;
card.NotNull("卡片信息");
card.Bank.NotNull("持卡人支付卡号发卡行");
card.Type.ShouldBe("D", "持卡人卡类型");
card.No.NotNull("持卡人支付卡号");
card.Name.NotNull("持卡人姓名");
card.IdType.NotNull("持卡人证件类型");
card.IdNo.NotNull("持卡人证件号");
card.Phone.NotNull("持卡人手机号");
var typeSXml = JdHelper.GetTypeSXml(req);
var desEncrypted = JdHelper.DesEncrypt(typeSXml, jdConfig.DesKey);
var sign = JdHelper.Md5(jdConfig.Version, jdConfig.Merchant, jdConfig.Terminal, desEncrypted,
jdConfig.Md5Key);
var chinabank = JdHelper.CreateChinaBank(jdConfig.Version, jdConfig.Merchant, jdConfig.Terminal,
desEncrypted, sign);
var base64Encoded = JdHelper.Base64Encode(chinabank);
var reqModel = new HttpReqModel()
{
Method = "post",
ReqBody = new Dictionary <string, string>()
{
{ "req", base64Encoded },
{ "charset", "utf-8" }
},
Url = jdConfig.FastPayUrl
};
var rspStr = await HttpHelper.GetResultAsync <string>(reqModel);
var content = rspStr.Substring(rspStr.IndexOf('=') + 1);
var rsp = await ParseFastPayAsync(content);
return(rsp);
}
public static async Task <T> GetWithdrawRspAsync <T>(string url, JdWithdrawRequest req) where T : class
{
url.NotNull("请求地址");
var reqBody = new Dictionary <string, string>();
reqBody.Add("encrypt_type", req.EncryptType);
reqBody.Add("customer_no", req.CustomerNo);
reqBody.Add("sign_data", req.SignData);
reqBody.Add("encrypt_data", req.EncryptData);
reqBody.Add("sign_type", req.SignTye);
var httpReqModel = new HttpReqModel()
{
Url = url,
Method = "post",
ReqBody = reqBody
};
return(await HttpHelper.GetResultAsync <T>(httpReqModel));
}
public static async Task SendRequstAsync(HttpReqModel reqModel)
{
await BuildHttpResponseMessage(reqModel);
}
