/// <summary>
/// 获取网关
/// </summary>
/// <param name="gateways">网关列表</param>
/// <returns></returns>
public static BaseGateway GetGateway(IGateways gateways)
{
var gatewayData = ReadNotifyData();
BaseGateway gateway = null;
foreach (var item in gateways.GetList())
{
if (ExistParameter(item.NotifyVerifyParameter, gatewayData))
{
if (item.Merchant.AppId == gatewayData
.GetStringValue(item.NotifyVerifyParameter.FirstOrDefault()))
{
gateway = item;
break;
}
}
}
if (gateway is null)
{
gateway = new NullGateway();
}
gateway.GatewayData = gatewayData;
return(gateway);
}
private async Task <SendEventResult> SendNotifyEventAsync(BaseGateway gateway)
{
var success = false;
try
{
var eventArgs = await GetNotifyEvent(gateway);
switch (eventArgs)
{
case UnknownGatewayEventArgs unknownGatewayEventArgs:
OnUnknownGateway(unknownGatewayEventArgs);
break;
case UnKnownNotifyEventArgs unKnownNotifyEventArgs:
OnUnknownNotify(unKnownNotifyEventArgs);
break;
case PaySucceedEventArgs args:
{
OnPaySucceed(args);
success = true;
break;
}
case RefundSucceedEventArgs refundSucceedEventArgs:
{
OnRefundSucceed(refundSucceedEventArgs);
success = true;
break;
}
case CancelSucceedEventArgs cancelSucceedEventArgs:
{
OnCancelSucceed(cancelSucceedEventArgs);
success = true;
break;
}
}
}
catch (GatewayException ex)
{
OnUnknownNotify(new UnKnownNotifyEventArgs(gateway)
{
Message = ex.Message
});
}
return(new SendEventResult(gateway, success));
}
/// <summary>
/// 添加网关
/// </summary>
/// <param name="gateway">网关</param>
/// <returns></returns>
public bool Add(BaseGateway gateway)
{
if (gateway != null)
{
if (!Exist(gateway.Merchant.AppId))
{
_list.Add(gateway);
return true;
}
else
{
throw new GatewayException("该商户数据已存在");
}
}
return false;
}
private async Task <NotifyEventArgs> GetNotifyEvent(BaseGateway gateway)
{
if (gateway is NullGateway)
{
return(new UnknownGatewayEventArgs(gateway));
}
if (!await gateway.ValidateNotifyAsync())
{
return(new UnKnownNotifyEventArgs(gateway)
{
Message = "签名验证失败"
});
}
if (HttpUtil.RequestType == "GET")
{
return(new PaySucceedEventArgs(gateway));
}
if (gateway.IsPaySuccess)
{
return(new PaySucceedEventArgs(gateway));
}
if (gateway.IsRefundSuccess)
{
return(new RefundSucceedEventArgs(gateway));
}
if (gateway.IsCancelSuccess)
{
return(new CancelSucceedEventArgs(gateway));
}
return(new UnKnownNotifyEventArgs(gateway));
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="gateway">支付网关</param>
protected NotifyEventArgs(BaseGateway gateway)
{
_gateway = gateway;
_notifyServerHostAddress = HttpUtil.RemoteIpAddress;
}
