/// <summary>
/// 申请退款完整业务流程逻辑,退款结果（xml格式）
/// </summary>
/// <param name="transaction_id">微信订单号（优先使用）</param>
/// <param name="out_trade_no">商户订单号</param>
/// <param name="total_fee">订单总金额</param>
/// <param name="refund_fee">退款金额</param>
/// <returns></returns>
public static string Run(string transaction_id, string out_trade_no, string total_fee, string refund_fee)
{
Log.Info("Refund", "Refund is processing...");
WxData data = new WxData();
if (!string.IsNullOrEmpty(transaction_id))//微信订单号存在的条件下，则已微信订单号为准
{
data.SetValue("transaction_id", transaction_id);
}
else//微信订单号不存在，才根据商户订单号去退款
{
data.SetValue("out_trade_no", out_trade_no);
}
data.SetValue("total_fee", int.Parse(total_fee)); //订单总金额
data.SetValue("refund_fee", int.Parse(refund_fee)); //退款金额
data.SetValue("out_refund_no", WxPayApi.GenerateOutTradeNo()); //随机生成商户退款单号
data.SetValue("op_user_id", WxConfig.MCHID); //操作员，默认为商户号
WxData result = WxPayApi.Refund(data); //提交退款申请给API，接收返回数据
Log.Info("Refund", "Refund process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
/// <summary>
/// 退款查询完整业务流程逻辑,退款查询结果（xml格式）
/// </summary>
/// <param name="refund_id">微信退款单号（优先使用）</param>
/// <param name="out_refund_no">商户退款单号</param>
/// <param name="transaction_id">微信订单号</param>
/// <param name="out_trade_no">商户订单号</param>
/// <returns></returns>
public static string Run(string refund_id, string out_refund_no, string transaction_id, string out_trade_no)
{
Log.Info("RefundQuery", "RefundQuery is processing...");
WxData data = new WxData();
if (!string.IsNullOrEmpty(refund_id))
{
data.SetValue("refund_id", refund_id);//微信退款单号，优先级最高
}
else if (!string.IsNullOrEmpty(out_refund_no))
{
data.SetValue("out_refund_no", out_refund_no);//商户退款单号，优先级第二
}
else if (!string.IsNullOrEmpty(transaction_id))
{
data.SetValue("transaction_id", transaction_id);//微信订单号，优先级第三
}
else
{
data.SetValue("out_trade_no", out_trade_no);//商户订单号，优先级最低
}
WxData result = WxPayApi.RefundQuery(data);//提交退款查询给API，接收返回数据
Log.Info("RefundQuery", "RefundQuery process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
/// <summary>
/// 下载对账单完整业务流程逻辑，成功返回对账单结果（xml格式）
/// </summary>
/// <param name="bill_date">下载对账单的日期（格式：20140603，一次只能下载一天的对账单）</param>
/// <param name="bill_type">账单类型（ALL，返回当日所有订单信息，默认值 ；SUCCESS，返回当日成功支付的订单；REFUND，返回当日退款订单；REVOKED，已撤销的订单；）</param>
/// <returns></returns>
public static string Run(string bill_date, string bill_type)
{
Log.Info("DownloadBill", "DownloadBill is processing...");
WxData data = new WxData();
data.SetValue("bill_date", bill_date); //账单日期
data.SetValue("bill_type", bill_type); //账单类型
WxData result = WxPayApi.DownloadBill(data); //提交下载对账单请求给API，接收返回结果
Log.Info("DownloadBill", "DownloadBill process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
/// <summary>
/// 订单查询完整业务流程逻辑，返回订单查询结果（xml格式）
/// </summary>
/// <param name="transaction_id">微信订单号（优先使用）</param>
/// <param name="out_trade_no">商户订单号</param>
/// <returns></returns>
public static string Run(string transaction_id, string out_trade_no)
{
Log.Info("OrderQuery", "OrderQuery is processing...");
WxData data = new WxData();
if (!string.IsNullOrEmpty(transaction_id))//如果微信订单号存在，则以微信订单号为准
{
data.SetValue("transaction_id", transaction_id);
}
else//微信订单号不存在，才根据商户订单号去查单
{
data.SetValue("out_trade_no", out_trade_no);
}
WxData result = WxPayApi.OrderQuery(data); //提交订单查询请求给API，接收返回数据
Log.Info("OrderQuery", "OrderQuery process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
protected void Page_Load(object sender, EventArgs e)
{
Log.Info(this.GetType().ToString(), "page load");
if (!IsPostBack)
{
string openid = Request.QueryString["openid"];
string total_fee = Request.QueryString["total_fee"];
//检测是否给当前页面传递了相关参数
if (string.IsNullOrEmpty(openid) || string.IsNullOrEmpty(total_fee))
{
Response.Write("<span style='color:#FF0000;font-size:20px'>" + "页面传参出错,请返回重试" + "</span>");
Log.Error(this.GetType().ToString(), "This page have not get params, cannot be inited, exit...");
submit.Visible = false;
return;
}
//若传递了相关参数，则调统一下单接口，获得后续相关接口的入口参数
JsApiPay jsApiPay = new JsApiPay(this);
jsApiPay.openid = openid;
jsApiPay.total_fee = int.Parse(total_fee);
//JSAPI支付预处理
try
{
WxData unifiedOrderResult = jsApiPay.GetUnifiedOrderResult();
wxJsApiParam = jsApiPay.GetJsApiParameters(); //获取H5调起JS API参数
Log.Debug(this.GetType().ToString(), "wxJsApiParam : " + wxJsApiParam);
//在页面上显示订单信息
Response.Write("<span style='color:#00CD00;font-size:20px'>订单详情：</span><br/>");
Response.Write("<span style='color:#00CD00;font-size:20px'>" + unifiedOrderResult.ToPrintStr() + "</span>");
}
catch (Exception ex)
{
Response.Write("<span style='color:#FF0000;font-size:20px'>" + "下单失败，请返回重试" + "</span>");
submit.Visible = false;
}
}
}