public ActionResult <string> GetRefundQuery(string refund_id, string out_refund_no, string transaction_id, string out_trade_no)
{
if (string.IsNullOrEmpty(refund_id) && string.IsNullOrEmpty(out_refund_no) &&
string.IsNullOrEmpty(transaction_id) && string.IsNullOrEmpty(out_trade_no))
{
return("微信订单号、商户订单号、商户退款单号、微信退款单号选填至少一个，微信退款单号优先！");
}
//调用退款查询接口,如果内部出现异常则在页面上显示异常原因
try
{
string result = RefundQuery.Run(refund_id, out_refund_no, transaction_id, out_trade_no);
return(result);
}
catch (WxPayException ex)
{
return(ex.ToString());
}
catch (Exception ex)
{
return(ex.ToString());
}
}
protected void submit_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(refund_id.Text) && string.IsNullOrEmpty(out_refund_no.Text) &&
string.IsNullOrEmpty(transaction_id.Text) && string.IsNullOrEmpty(out_trade_no.Text))
{
Response.Write("<script LANGUAGE='javascript'>alert('微信订单号、商户订单号、商户退款单号、微信退款单号选填至少一个，微信退款单号优先！');</script>");
return;
}
//调用退款查询接口,如果内部出现异常则在页面上显示异常原因
try
{
string result = RefundQuery.Run(refund_id.Text, out_refund_no.Text, transaction_id.Text, out_trade_no.Text);
Response.Write("<span style='color:#00CD00;font-size:20px'>" + result + "</span>");
}
catch (WxPayException ex)
{
Response.Write("<span style='color:#FF0000;font-size:20px'>" + ex.ToString() + "</span>");
}
catch (Exception ex)
{
Response.Write("<span style='color:#FF0000;font-size:20px'>" + ex.ToString() + "</span>");
}
}