/// <summary>
/// 统一下单
/// </summary>
/// <param name="inputObj">提交给撤销订单API接口的参数</param>
/// <param name="timeOut">接口超时时间</param>
/// <returns>成功时返回API调用结果，其他抛异常</returns>
/// <exception cref="MWeChatException"></exception>
public WeChatDataModel UnifiedOrder(WeChatDataModel inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!inputObj.IsSet("out_trade_no"))
{
throw new MWeChatException("缺少统一支付接口必填参数out_trade_no！");
}
else if (!inputObj.IsSet("body"))
{
throw new MWeChatException("缺少统一支付接口必填参数body！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new MWeChatException("缺少统一支付接口必填参数total_fee！");
}
else if (!inputObj.IsSet("trade_type"))
{
throw new MWeChatException("缺少统一支付接口必填参数trade_type！");
}
//关联参数
if (inputObj.GetValue("trade_type").ToString() == "JSAPI" && !inputObj.IsSet("openid"))
{
throw new MWeChatException("统一支付接口中，缺少必填参数openid！trade_type为JSAPI时，openid为必填参数！");
}
if (inputObj.GetValue("trade_type").ToString() == "NATIVE" && !inputObj.IsSet("product_id"))
{
throw new MWeChatException("统一支付接口中，缺少必填参数product_id！trade_type为JSAPI时，product_id为必填参数！");
}
//异步通知url未设置，则使用配置文件中的url
if (!inputObj.IsSet("notify_url"))
{
inputObj.SetValue("notify_url", _config.NOTIFY_URL); //异步通知url
}
inputObj.SetValue("appid", _config.APPID); //公众账号ID
inputObj.SetValue("mch_id", _config.MCHID); //商户号
inputObj.SetValue("spbill_create_ip", _config.IP); //终端ip
inputObj.SetValue("nonce_str", CommonManager.GetRandomStrByGUID(32)); //随机字符串
//签名
inputObj.SetValue("sign", inputObj.MakeSign(_config.KEY));
string xml = inputObj.ToXml();
var start = DateTime.Now;
string response = WeChatHttpManager.Post(xml, url, false, timeOut, _config);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WeChatDataModel result = new WeChatDataModel();
result.FromXml(response, _config.KEY);
ReportCostTime(url, timeCost, result);//测速上报
return(result);
}
/// <summary>
/// 获得JsAPI参数
/// </summary>
/// <param name="unifiedOrderResult">下单对象</param>
/// <returns>JsAPI参数</returns>
public string GetJsApiParameters(WeChatDataModel unifiedOrderResult)
{
WeChatDataModel jsApiParam = new WeChatDataModel();
jsApiParam.SetValue("appId", unifiedOrderResult.GetValue("appid"));
jsApiParam.SetValue("timeStamp", CommonManager.GetTimeStamp());
jsApiParam.SetValue("nonceStr", CommonManager.GetRandomStrByGUID());
jsApiParam.SetValue("package", "prepay_id=" + unifiedOrderResult.GetValue("prepay_id"));
jsApiParam.SetValue("signType", "MD5");
jsApiParam.SetValue("paySign", jsApiParam.MakeSign(_config.KEY));
string parameters = jsApiParam.ToJson();
return(parameters);
}
/// <summary>
/// 生成扫描支付模式二URL
/// </summary>
/// <param name="prodeutM">商品ID</param>
/// <returns>模式二URL(2小时内有效)</returns>
public string GetPrePayUrlByMode2(WeChatPayOrderModel prodeutM)
{
WeChatDataModel data = new WeChatDataModel();
data.SetValue("body", prodeutM.Description); //商品描述
data.SetValue("attach", prodeutM.Attach); //附加数据
data.SetValue("out_trade_no", CommonManager.GetRandomStrByGUID(32)); //随机字符串
data.SetValue("total_fee", prodeutM.TotalPrice); //总金额
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); //交易起始时间
data.SetValue("time_expire", DateTime.Now.AddMinutes(prodeutM.EffectiveTime).ToString("yyyyMMddHHmmss")); //交易结束时间
data.SetValue("goods_tag", prodeutM.Tag); //商品标记
data.SetValue("trade_type", "NATIVE"); //交易类型
data.SetValue("product_id", prodeutM.ID); //商品ID
WeChatDataModel result = UnifiedOrder(data); //调用统一下单接口
string url = result.GetValue("code_url").ToString(); //获得统一下单接口返回的二维码链接
return(url);
}
/// <summary>
/// 调用统一下单获取下单结果
/// </summary>
/// <param name="orderM">订单模型</param>
/// <returns>下单结果</returns>
public WeChatDataModel GetUnifiedOrderResult(WeChatPayOrderModel orderM)
{
WeChatDataModel data = new WeChatDataModel();
data.SetValue("body", orderM.Description);
data.SetValue("attach", orderM.Attach);
data.SetValue("out_trade_no", orderM.ID);
data.SetValue("total_fee", orderM.TotalPrice);
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
data.SetValue("time_expire", DateTime.Now.AddMinutes(orderM.EffectiveTime).ToString("yyyyMMddHHmmss"));
data.SetValue("goods_tag", orderM.Tag);
data.SetValue("trade_type", "JSAPI");
data.SetValue("openid", OpenID);
WeChatDataModel result = UnifiedOrder(data);
if (!result.IsSet("appid") || !result.IsSet("prepay_id") || result.GetValue("prepay_id").ToString().MIsNullOrEmpty())
{
throw new MWeChatException("配置错误");
}
else
{
return(result);
}
}
/// <summary>
/// 测速上报
/// </summary>
/// <param name="interface_url">接口URL</param>
/// <param name="timeCost">接口耗时</param>
/// <param name="inputObj">inputObj参数数组</param>
private void ReportCostTime(string interface_url, int timeCost, WeChatDataModel inputObj)
{
//如果不需要进行上报
if (_config.REPORT_LEVENL == 0)
{
return;
}
//如果仅失败上报
if (_config.REPORT_LEVENL == 1 && inputObj.IsSet("return_code") && inputObj.GetValue("return_code").ToString() == "SUCCESS" &&
inputObj.IsSet("result_code") && inputObj.GetValue("result_code").ToString() == "SUCCESS")
{
return;
}
//上报逻辑
WeChatDataModel data = new WeChatDataModel();
data.SetValue("interface_url", interface_url);
data.SetValue("execute_time_", timeCost);
//返回状态码
if (inputObj.IsSet("return_code"))
{
data.SetValue("return_code", inputObj.GetValue("return_code"));
}
//返回信息
if (inputObj.IsSet("return_msg"))
{
data.SetValue("return_msg", inputObj.GetValue("return_msg"));
}
//业务结果
if (inputObj.IsSet("result_code"))
{
data.SetValue("result_code", inputObj.GetValue("result_code"));
}
//错误代码
if (inputObj.IsSet("err_code"))
{
data.SetValue("err_code", inputObj.GetValue("err_code"));
}
//错误代码描述
if (inputObj.IsSet("err_code_des"))
{
data.SetValue("err_code_des", inputObj.GetValue("err_code_des"));
}
//商户订单号
if (inputObj.IsSet("out_trade_no"))
{
data.SetValue("out_trade_no", inputObj.GetValue("out_trade_no"));
}
//设备号
if (inputObj.IsSet("device_info"))
{
data.SetValue("device_info", inputObj.GetValue("device_info"));
}
try
{
Report(data);
}
catch (MWeChatException)
{
//不做任何处理
}
}