/// <summary> /// 回调接口 /// </summary> /// <param name="pid"></param> /// <param name="mid"></param> /// <param name="Request"></param> /// <param name="Response"></param> /// <returns></returns> public async Task <NotifyReturnModel> CallBack(int pid, int mid, Microsoft.AspNetCore.Http.HttpRequest Request, Microsoft.AspNetCore.Http.HttpResponse Response) { SettlePlat p = OnlineSettle.GetPlat(pid); SettleMch m = OnlineSettle.GetMch(mid); OnlineSettle onlinepay = (OnlineSettle)Activator.CreateInstance(Type.GetType(p.Plat_class), p, m); NotifyReturnModel r = await onlinepay.CallBack(Request); if (r.IsCheck) { if (r.IsPay == 1) { SettleOrder order = DbContext._.Db.From <SettleOrder>().Where(o => o.Order_id == r.OrderNumber).ToFirstDefault(); if (order != null && string.IsNullOrEmpty(order.Order_id)) { if (order.Status == 0) { order.Attach(EntityState.Modified); order.Status = 1; order.Finish_time = DateTime.Now.ToTimeStamp(); order.Pay_amount = r.Totalfee; order.Notify_status = 0; order.Notify_times = 0; order.Notify_lasttime = DateTime.Now.ToTimeStamp(); order.Returnmsg = r.ReturnMsg; DbContext._.Db.Save(order); } } } } if (string.IsNullOrEmpty(r.OrderNumber)) { SettleOrder order = DbContext._.Db.From <SettleOrder>().Where(o => o.Order_id == r.OrderNumber).ToFirstDefault(); if (order != null && !string.IsNullOrEmpty(order.Order_id) && !string.IsNullOrEmpty(order.Callback_url)) { SortedDictionary <string, string> para = new SortedDictionary <string, string>(); para.Add("mchid", WebConfig.MchId); para.Add("orderid", order.Order_id); para.Add("serialid", order.Plat_order_id); para.Add("amount", order.Pay_amount.ToString()); para.Add("attach", order.Attach); para.Add("status", order.Status.ToString()); string sign = string.Format("{0}&key={1}", OnlineSettle.GetParamSrc(para), WebConfig.MchKey); sign = Dos.Common.EncryptHelper.MD5EncryptWeChat(sign, "utf-8"); para.Add("sign", sign); Response.Redirect(string.Format("{0}?{1}", order.Callback_url, OnlineSettle.GetParamSrc(para))); } } return(r); }