/// <summary> /// 查询订单情况 /// </summary> /// <param name="out_trade_no">商户订单号</param> /// <param name="succCode">查询订单结果:0表示订单不成功,1表示订单成功,2表示继续查询</param> /// <returns>订单查询接口返回的数据,参见协议接口</returns> public static WxPayData Query(string out_trade_no, out int succCode) { WxPayData queryOrderInput = new WxPayData(); queryOrderInput.SetValue("out_trade_no", out_trade_no); WxPayData result = WxPayAPI2.OrderQuery(queryOrderInput); if (result.GetValue("return_code").ToString() == "SUCCESS" && result.GetValue("result_code").ToString() == "SUCCESS") { //支付成功 if (result.GetValue("trade_state").ToString() == "SUCCESS") { succCode = 1; return(result); } //用户支付中,需要继续查询 else if (result.GetValue("trade_state").ToString() == "USERPAYING") { succCode = 2; return(result); } } //如果返回错误码为“此交易订单号不存在”则直接认定失败 if (result.GetValue("err_code").ToString() == "ORDERNOTEXIST") { succCode = 0; } else //如果是系统错误,则后续继续 { succCode = 2; } return(result); }
/// <summary> /// 撤销订单,如果失败会重复调用10次 /// </summary> /// <param name="out_trade_no">商户订单号</param> /// <param name="depth">调用次数,这里用递归深度表示</param> /// <returns>false表示撤销失败,true表示撤销成功</returns> public static bool Cancel(string out_trade_no, int depth = 0) { if (depth > 10) { return(false); } WxPayData reverseInput = new WxPayData(); reverseInput.SetValue("out_trade_no", out_trade_no); WxPayData result = WxPayAPI2.Reverse(reverseInput); //接口调用失败 if (result.GetValue("return_code").ToString() != "SUCCESS") { return(false); } //如果结果为success且不需要重新调用撤销,则表示撤销成功 if (result.GetValue("result_code").ToString() != "SUCCESS" && result.GetValue("recall").ToString() == "N") { return(true); } else if (result.GetValue("recall").ToString() == "Y") { return(Cancel(out_trade_no, ++depth)); } return(false); }
/// <summary> /// 下载对账单完整业务流程逻辑 /// </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>对账单结果(xml格式)</returns> public static string Run(string bill_date, string bill_type) { WxPayData data = new WxPayData(); data.SetValue("bill_date", bill_date); //账单日期 data.SetValue("bill_type", bill_type); //账单类型 WxPayData result = WxPayAPI2.DownloadBill(data); //提交下载对账单请求给API,接收返回结果 return(result.ToPrintStr()); }
//查询订单 private bool QueryOrder(string transaction_id) { WxPayData req = new WxPayData(); req.SetValue("transaction_id", transaction_id); WxPayData res = WxPayAPI2.OrderQuery(req); if (res.GetValue("return_code").ToString() == "SUCCESS" && res.GetValue("result_code").ToString() == "SUCCESS") { return(true); } else { return(false); } }
/// <summary> /// 订单查询完整业务流程逻辑 /// </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>订单查询结果(xml格式)</returns> public static string Run(string transaction_id, string out_trade_no) { WxPayData data = new WxPayData(); 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); } WxPayData result = WxPayAPI2.OrderQuery(data);//提交订单查询请求给API,接收返回数据 return(result.ToPrintStr()); }
/// <summary> /// 生成直接支付url,支付url有效期为2小时,模式二 /// </summary> /// <param name="productId">商品ID</param> /// <returns>模式二URL</returns> public static string GetPayUrl(string productId) { WxPayData data = new WxPayData(); data.SetValue("body", "test"); //商品描述 data.SetValue("attach", "test"); //附加数据 data.SetValue("out_trade_no", CommonHelper.CreateOutTradeNo()); //随机字符串 data.SetValue("total_fee", 1); //总金额 data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); //交易起始时间 data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); //交易结束时间 data.SetValue("goods_tag", "jjj"); //商品标记 data.SetValue("trade_type", "NATIVE"); //交易类型 data.SetValue("product_id", productId); //商品ID WxPayData result = WxPayAPI2.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> /// /// </summary> /// <param name="openId"></param> /// <param name="productId"></param> /// <returns></returns> private WxPayData UnifiedOrder(string openId, string productId) { //统一下单 WxPayData req = new WxPayData(); req.SetValue("body", "test"); req.SetValue("attach", "test"); req.SetValue("out_trade_no", CommonHelper.CreateOutTradeNo()); req.SetValue("total_fee", 1); req.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); req.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); req.SetValue("goods_tag", "test"); req.SetValue("trade_type", "NATIVE"); req.SetValue("openid", openId); req.SetValue("product_id", productId); WxPayData result = WxPayAPI2.UnifiedOrder(req); return(result); }
/// <summary> /// 申请退款完整业务流程逻辑 /// </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>退款结果(xml格式)</returns> public static string Run(string transaction_id, string out_trade_no, string total_fee, string refund_fee) { WxPayData data = new WxPayData(); 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", CommonHelper.CreateOutTradeNo()); //随机生成商户退款单号 data.SetValue("op_user_id", GlobalContext.MCHId); //操作员,默认为商户号 WxPayData result = WxPayAPI2.Refund(data); //提交退款申请给API,接收返回数据 return(result.ToPrintStr()); }
/// <summary> /// 调用统一下单,获得下单结果 /// </summary> /// <returns>统一下单结果</returns> public WxPayData GetUnifiedOrderResult() { //统一下单 WxPayData data = new WxPayData(); data.SetValue("body", "test"); data.SetValue("attach", "test"); data.SetValue("out_trade_no", CommonHelper.CreateOutTradeNo()); data.SetValue("total_fee", total_fee); data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss")); data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss")); data.SetValue("goods_tag", "test"); data.SetValue("trade_type", "JSAPI"); data.SetValue("openid", openid); WxPayData result = WxPayAPI2.UnifiedOrder(data); if (!result.IsSet("appid") || !result.IsSet("prepay_id") || result.GetValue("prepay_id").ToString() == "") { throw new WxPayException("UnifiedOrder response error!"); } unifiedOrderResult = result; return(result); }
/// <summary> /// 退款查询完整业务流程逻辑 /// </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>退款查询结果(xml格式)</returns> public static string Run(string refund_id, string out_refund_no, string transaction_id, string out_trade_no) { WxPayData data = new WxPayData(); 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 } WxPayData result = WxPayAPI2.RefundQuery(data); //提交退款查询给API,接收返回数据 return(result.ToPrintStr()); }
/// <summary> /// 刷卡支付完整业务流程逻辑 /// </summary> /// <param name="body">商品描述</param> /// <param name="total_fee">总金额</param> /// <param name="auth_code">支付授权码</param> /// <returns>刷卡支付结果</returns> public static string Run(string body, string total_fee, string auth_code) { WxPayData data = new WxPayData(); data.SetValue("auth_code", auth_code); //授权码 data.SetValue("body", body); //商品描述 data.SetValue("total_fee", int.Parse(total_fee)); //总金额 data.SetValue("out_trade_no", CommonHelper.CreateOutTradeNo()); //产生随机的商户订单号 WxPayData result = WxPayAPI2.Micropay(data, 10); //提交被扫支付,接收返回结果 //如果提交被扫支付接口调用失败,则抛异常 if (!result.IsSet("return_code") || result.GetValue("return_code").ToString() == "FAIL") { string returnMsg = result.IsSet("return_msg") ? result.GetValue("return_msg").ToString() : ""; throw new WxPayException("Micropay API interface call failure, return_msg : " + returnMsg); } //签名验证 result.CheckSign(); //刷卡支付直接成功 if (result.GetValue("return_code").ToString() == "SUCCESS" && result.GetValue("result_code").ToString() == "SUCCESS") { return(result.ToPrintStr()); } /****************************************************************** * 剩下的都是接口调用成功,业务失败的情况 * ****************************************************************/ //1)业务结果明确失败 if (result.GetValue("err_code").ToString() != "USERPAYING" && result.GetValue("err_code").ToString() != "SYSTEMERROR") { return(result.ToPrintStr()); } //2)不能确定是否失败,需查单 //用商户订单号去查单 string out_trade_no = data.GetValue("out_trade_no").ToString(); //确认支付是否成功,每隔一段时间查询一次订单,共查询10次 int queryTimes = 10;//查询次数计数器 while (queryTimes-- > 0) { int succResult = 0;//查询结果 WxPayData queryResult = Query(out_trade_no, out succResult); //如果需要继续查询,则等待2s后继续 if (succResult == 2) { Thread.Sleep(2000); continue; } //查询成功,返回订单查询接口返回的数据 else if (succResult == 1) { return(queryResult.ToPrintStr()); } //订单交易失败,直接返回刷卡支付接口返回的结果,失败原因会在err_code中描述 else { return(result.ToPrintStr()); } } if (!Cancel(out_trade_no)) { throw new WxPayException("Reverse order failure!"); } return(result.ToPrintStr()); }