/// <summary>
/// 根据统一下单接口返回的对象，创建一个App客户端直接可用的参数对象。
/// </summary>
/// <param name="uiniOrderResp"></param>
/// <returns></returns>
public WxAppPrepayOrderInfoMo GetAppPrepayOrderInfoMo(WxAddPayUniOrderResp uiniOrderResp)
{
var wxAppPrepayOrderInfoMo = new WxAppPrepayOrderInfoMo
{
appid = uiniOrderResp.appid,
partnerid = uiniOrderResp.mch_id,
prepayid = uiniOrderResp.prepay_id,
noncestr = uiniOrderResp.nonce_str,
timestamp = DateTime.Now.ToUtcSeconds().ToString(),
package = "Sign=WXPay",
};
var dic = new SortedDictionary <string, object>()
{
{ "appid", wxAppPrepayOrderInfoMo.appid },
{ "partnerid", wxAppPrepayOrderInfoMo.partnerid },
{ "prepayid", wxAppPrepayOrderInfoMo.prepayid },
{ "noncestr", wxAppPrepayOrderInfoMo.noncestr },
{ "package", wxAppPrepayOrderInfoMo.package },
{ "timestamp", wxAppPrepayOrderInfoMo.timestamp },
};
wxAppPrepayOrderInfoMo.sign = GetSign(dic);
return(wxAppPrepayOrderInfoMo);
}
/// <summary>
/// 把统一下单结果响应给微信支付系统
/// </summary>
/// <param name="uniOrder"></param>
/// <returns></returns>
public string GetScanCallBackResponse(WxAddPayUniOrderResp uniOrder)
{
var res = new WxPayScanCallBackResMo();
res.err_code_des = uniOrder.err_code_des;
res.prepay_id = uniOrder.prepay_id;
res.result_code = uniOrder.result_code;
res.return_code = uniOrder.return_code;
res.return_msg = uniOrder.return_msg;
var dics = res.GetDics();
dics.Add("appid", ApiConfig.AppId);
dics.Add("mch_id", ApiConfig.MchId);
CompleteDicSign(dics);
return(dics.ProduceXml());
}
/// <summary>
/// 获取签名
/// </summary>
/// <param name="res"></param>
/// <returns></returns>
public string GetSign(WxAddPayUniOrderResp res)
{
TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
string GenerateTimeStamp = Convert.ToInt64(ts.TotalSeconds).ToString();
var list = new SortedDictionary <string, object>();
list.Add("appId", res.appid);
list.Add("timeStamp", GenerateTimeStamp);
list.Add("nonceStr", res.nonce_str);
list.Add("package", "prepay_id=" + res.prepay_id);
list.Add("signType", "MD5");
string encStr = string.Join("&",
list.Select(
k =>
{
var str = k.Value?.ToString();
return(string.IsNullOrEmpty(str)
? string.Empty
: string.Concat(k.Key, "=", str));
}));
return(Md5.EncryptHexString(string.Concat(encStr, "&key=", m_Api.ApiConfig.Key)).ToUpper());
}
